diff --git a/README.md b/README.md index bd7ad99c65b..9ce262d16f5 100644 --- a/README.md +++ b/README.md @@ -24,6 +24,7 @@ NXP: * [LPC1768](http://mbed.org/handbook/mbed-NXP-LPC1768) (Cortex-M3) * [LPC11U24](http://mbed.org/handbook/mbed-NXP-LPC11U24) (Cortex-M0) * LPC2368 (ARM7TDMI-S) +* LPC810 (Cortex-M0+) * LPC812 (Cortex-M0+) * LPC4088 (Cortex-M4) * LPC4330 (Cortex-M4 + Cortex-M0) diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/LPC8xx.h b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/LPC8xx.h new file mode 100644 index 00000000000..4dcffe44967 --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/LPC8xx.h @@ -0,0 +1,687 @@ +/**************************************************************************** + * $Id:: LPC8xx.h 6437 2012-10-31 11:06:06Z dep00694 $ + * Project: NXP LPC8xx software example + * + * Description: + * CMSIS Cortex-M0+ Core Peripheral Access Layer Header File for + * NXP LPC800 Device Series + * + **************************************************************************** + * Software that is described herein is for illustrative purposes only + * which provides customers with programming information regarding the + * products. This software is supplied "AS IS" without any warranties. + * NXP Semiconductors assumes no responsibility or liability for the + * use of the software, conveys no license or title under any patent, + * copyright, or mask work right to the product. NXP Semiconductors + * reserves the right to make changes in the software without + * notification. NXP Semiconductors also make no representation or + * warranty that such application will be suitable for the specified + * use without further testing or modification. + + * Permission to use, copy, modify, and distribute this software and its + * documentation is hereby granted, under NXP Semiconductors' + * relevant copyright in the software, without fee, provided that it + * is used in conjunction with NXP Semiconductors microcontrollers. This + * copyright, permission, and disclaimer notice must appear in all copies of + * this code. +****************************************************************************/ +#ifndef __LPC8xx_H__ +#define __LPC8xx_H__ + +#ifdef __cplusplus + extern "C" { +#endif + +/** @addtogroup LPC8xx_Definitions LPC8xx Definitions + This file defines all structures and symbols for LPC8xx: + - Registers and bitfields + - peripheral base address + - PIO definitions + @{ +*/ + + +/******************************************************************************/ +/* Processor and Core Peripherals */ +/******************************************************************************/ +/** @addtogroup LPC8xx_CMSIS LPC8xx CMSIS Definitions + Configuration of the Cortex-M0+ Processor and Core Peripherals + @{ +*/ + +/* + * ========================================================================== + * ---------- Interrupt Number Definition ----------------------------------- + * ========================================================================== + */ +typedef enum IRQn +{ +/****** Cortex-M0 Processor Exceptions Numbers ***************************************************/ + Reset_IRQn = -15, /*!< 1 Reset Vector, invoked on Power up and warm reset*/ + NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */ + HardFault_IRQn = -13, /*!< 3 Cortex-M0 Hard Fault Interrupt */ + SVCall_IRQn = -5, /*!< 11 Cortex-M0 SV Call Interrupt */ + PendSV_IRQn = -2, /*!< 14 Cortex-M0 Pend SV Interrupt */ + SysTick_IRQn = -1, /*!< 15 Cortex-M0 System Tick Interrupt */ + +/****** LPC8xx Specific Interrupt Numbers ********************************************************/ + SPI0_IRQn = 0, /*!< SPI0 */ + SPI1_IRQn = 1, /*!< SPI1 */ + Reserved0_IRQn = 2, /*!< Reserved Interrupt */ + UART0_IRQn = 3, /*!< USART0 */ + UART1_IRQn = 4, /*!< USART1 */ + UART2_IRQn = 5, /*!< USART2 */ + Reserved1_IRQn = 6, /*!< Reserved Interrupt */ + Reserved2_IRQn = 7, /*!< Reserved Interrupt */ + I2C_IRQn = 8, /*!< I2C */ + SCT_IRQn = 9, /*!< SCT */ + MRT_IRQn = 10, /*!< MRT */ + CMP_IRQn = 11, /*!< CMP */ + WDT_IRQn = 12, /*!< WDT */ + BOD_IRQn = 13, /*!< BOD */ + Reserved3_IRQn = 14, /*!< Reserved Interrupt */ + WKT_IRQn = 15, /*!< WKT Interrupt */ + Reserved4_IRQn = 16, /*!< Reserved Interrupt */ + Reserved5_IRQn = 17, /*!< Reserved Interrupt */ + Reserved6_IRQn = 18, /*!< Reserved Interrupt */ + Reserved7_IRQn = 19, /*!< Reserved Interrupt */ + Reserved8_IRQn = 20, /*!< Reserved Interrupt */ + Reserved9_IRQn = 21, /*!< Reserved Interrupt */ + Reserved10_IRQn = 22, /*!< Reserved Interrupt */ + Reserved11_IRQn = 23, /*!< Reserved Interrupt */ + PININT0_IRQn = 24, /*!< External Interrupt 0 */ + PININT1_IRQn = 25, /*!< External Interrupt 1 */ + PININT2_IRQn = 26, /*!< External Interrupt 2 */ + PININT3_IRQn = 27, /*!< External Interrupt 3 */ + PININT4_IRQn = 28, /*!< External Interrupt 4 */ + PININT5_IRQn = 29, /*!< External Interrupt 5 */ + PININT6_IRQn = 30, /*!< External Interrupt 6 */ + PININT7_IRQn = 31, /*!< External Interrupt 7 */ +} IRQn_Type; + +/* + * ========================================================================== + * ----------- Processor and Core Peripheral Section ------------------------ + * ========================================================================== + */ + +/* Configuration of the Cortex-M0+ Processor and Core Peripherals */ +#define __MPU_PRESENT 0 /*!< MPU present or not */ +#define __VTOR_PRESENT 1 /**< Defines if an VTOR is present or not */ +#define __NVIC_PRIO_BITS 2 /*!< Number of Bits used for Priority Levels */ +#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */ + +/*@}*/ /* end of group LPC8xx_CMSIS */ + + +#include "core_cm0plus.h" /* Cortex-M0+ processor and core peripherals */ +#include "system_LPC8xx.h" /* System Header */ + + +/******************************************************************************/ +/* Device Specific Peripheral Registers structures */ +/******************************************************************************/ + +#if defined ( __CC_ARM ) +#pragma anon_unions +#endif + +/*------------- System Control (SYSCON) --------------------------------------*/ +/** @addtogroup LPC8xx_SYSCON LPC8xx System Control Block + @{ +*/ +typedef struct +{ + __IO uint32_t SYSMEMREMAP; /*!< Offset: 0x000 System memory remap (R/W) */ + __IO uint32_t PRESETCTRL; /*!< Offset: 0x004 Peripheral reset control (R/W) */ + __IO uint32_t SYSPLLCTRL; /*!< Offset: 0x008 System PLL control (R/W) */ + __IO uint32_t SYSPLLSTAT; /*!< Offset: 0x00C System PLL status (R/W ) */ + uint32_t RESERVED0[4]; + + __IO uint32_t SYSOSCCTRL; /*!< Offset: 0x020 System oscillator control (R/W) */ + __IO uint32_t WDTOSCCTRL; /*!< Offset: 0x024 Watchdog oscillator control (R/W) */ + uint32_t RESERVED1[2]; + __IO uint32_t SYSRSTSTAT; /*!< Offset: 0x030 System reset status Register (R/W ) */ + uint32_t RESERVED2[3]; + __IO uint32_t SYSPLLCLKSEL; /*!< Offset: 0x040 System PLL clock source select (R/W) */ + __IO uint32_t SYSPLLCLKUEN; /*!< Offset: 0x044 System PLL clock source update enable (R/W) */ + uint32_t RESERVED3[10]; + + __IO uint32_t MAINCLKSEL; /*!< Offset: 0x070 Main clock source select (R/W) */ + __IO uint32_t MAINCLKUEN; /*!< Offset: 0x074 Main clock source update enable (R/W) */ + __IO uint32_t SYSAHBCLKDIV; /*!< Offset: 0x078 System AHB clock divider (R/W) */ + uint32_t RESERVED4[1]; + + __IO uint32_t SYSAHBCLKCTRL; /*!< Offset: 0x080 System AHB clock control (R/W) */ + uint32_t RESERVED5[4]; + __IO uint32_t UARTCLKDIV; /*!< Offset: 0x094 UART clock divider (R/W) */ + uint32_t RESERVED6[18]; + + __IO uint32_t CLKOUTSEL; /*!< Offset: 0x0E0 CLKOUT clock source select (R/W) */ + __IO uint32_t CLKOUTUEN; /*!< Offset: 0x0E4 CLKOUT clock source update enable (R/W) */ + __IO uint32_t CLKOUTDIV; /*!< Offset: 0x0E8 CLKOUT clock divider (R/W) */ + uint32_t RESERVED7; + __IO uint32_t UARTFRGDIV; /*!< Offset: 0x0F0 UART fractional divider SUB(R/W) */ + __IO uint32_t UARTFRGMULT; /*!< Offset: 0x0F4 UART fractional divider ADD(R/W) */ + uint32_t RESERVED8[1]; + __IO uint32_t EXTTRACECMD; /*!< (@ 0x400480FC) External trace buffer command register */ + __IO uint32_t PIOPORCAP0; /*!< Offset: 0x100 POR captured PIO status 0 (R/ ) */ + uint32_t RESERVED9[12]; + __IO uint32_t IOCONCLKDIV[7]; /*!< (@0x40048134-14C) Peripheral clock x to the IOCON block for programmable glitch filter */ + __IO uint32_t BODCTRL; /*!< Offset: 0x150 BOD control (R/W) */ + __IO uint32_t SYSTCKCAL; /*!< Offset: 0x154 System tick counter calibration (R/W) */ + uint32_t RESERVED10[6]; + __IO uint32_t IRQLATENCY; /*!< (@ 0x40048170) IRQ delay */ + __IO uint32_t NMISRC; /*!< (@ 0x40048174) NMI Source Control */ + __IO uint32_t PINTSEL[8]; /*!< (@ 0x40048178) GPIO Pin Interrupt Select register 0 */ + uint32_t RESERVED11[27]; + __IO uint32_t STARTERP0; /*!< Offset: 0x204 Start logic signal enable Register 0 (R/W) */ + uint32_t RESERVED12[3]; + __IO uint32_t STARTERP1; /*!< Offset: 0x214 Start logic signal enable Register 0 (R/W) */ + uint32_t RESERVED13[6]; + __IO uint32_t PDSLEEPCFG; /*!< Offset: 0x230 Power-down states in Deep-sleep mode (R/W) */ + __IO uint32_t PDAWAKECFG; /*!< Offset: 0x234 Power-down states after wake-up (R/W) */ + __IO uint32_t PDRUNCFG; /*!< Offset: 0x238 Power-down configuration Register (R/W) */ + uint32_t RESERVED14[110]; + __I uint32_t DEVICE_ID; /*!< Offset: 0x3F4 Device ID (R/ ) */ +} LPC_SYSCON_TypeDef; +/*@}*/ /* end of group LPC8xx_SYSCON */ + + +/** + * @brief Product name title=UM10462 Chapter title=LPC8xx I/O configuration Modification date=3/16/2011 Major revision=0 Minor revision=3 (IOCONFIG) + */ + +typedef struct { /*!< (@ 0x40044000) IOCONFIG Structure */ + __IO uint32_t PIO0_17; /*!< (@ 0x40044000) I/O configuration for pin PIO0_17 */ + __IO uint32_t PIO0_13; /*!< (@ 0x40044004) I/O configuration for pin PIO0_13 */ + __IO uint32_t PIO0_12; /*!< (@ 0x40044008) I/O configuration for pin PIO0_12 */ + __IO uint32_t PIO0_5; /*!< (@ 0x4004400C) I/O configuration for pin PIO0_5 */ + __IO uint32_t PIO0_4; /*!< (@ 0x40044010) I/O configuration for pin PIO0_4 */ + __IO uint32_t PIO0_3; /*!< (@ 0x40044014) I/O configuration for pin PIO0_3 */ + __IO uint32_t PIO0_2; /*!< (@ 0x40044018) I/O configuration for pin PIO0_2 */ + __IO uint32_t PIO0_11; /*!< (@ 0x4004401C) I/O configuration for pin PIO0_11 */ + __IO uint32_t PIO0_10; /*!< (@ 0x40044020) I/O configuration for pin PIO0_10 */ + __IO uint32_t PIO0_16; /*!< (@ 0x40044024) I/O configuration for pin PIO0_16 */ + __IO uint32_t PIO0_15; /*!< (@ 0x40044028) I/O configuration for pin PIO0_15 */ + __IO uint32_t PIO0_1; /*!< (@ 0x4004402C) I/O configuration for pin PIO0_1 */ + __IO uint32_t Reserved; /*!< (@ 0x40044030) I/O configuration for pin (Reserved) */ + __IO uint32_t PIO0_9; /*!< (@ 0x40044034) I/O configuration for pin PIO0_9 */ + __IO uint32_t PIO0_8; /*!< (@ 0x40044038) I/O configuration for pin PIO0_8 */ + __IO uint32_t PIO0_7; /*!< (@ 0x4004403C) I/O configuration for pin PIO0_7 */ + __IO uint32_t PIO0_6; /*!< (@ 0x40044040) I/O configuration for pin PIO0_6 */ + __IO uint32_t PIO0_0; /*!< (@ 0x40044044) I/O configuration for pin PIO0_0 */ + __IO uint32_t PIO0_14; /*!< (@ 0x40044048) I/O configuration for pin PIO0_14 */ +} LPC_IOCON_TypeDef; +/*@}*/ /* end of group LPC8xx_IOCON */ + +/** + * @brief Product name title=UM10462 Chapter title=LPC8xx Flash programming firmware Major revision=0 Minor revision=3 (FLASHCTRL) + */ +typedef struct { /*!< (@ 0x40040000) FLASHCTRL Structure */ + __I uint32_t RESERVED0[4]; + __IO uint32_t FLASHCFG; /*!< (@ 0x40040010) Flash configuration register */ + __I uint32_t RESERVED1[3]; + __IO uint32_t FMSSTART; /*!< (@ 0x40040020) Signature start address register */ + __IO uint32_t FMSSTOP; /*!< (@ 0x40040024) Signature stop-address register */ + __I uint32_t RESERVED2; + __I uint32_t FMSW0; +} LPC_FLASHCTRL_TypeDef; +/*@}*/ /* end of group LPC8xx_FLASHCTRL */ + + +/*------------- Power Management Unit (PMU) --------------------------*/ +/** @addtogroup LPC8xx_PMU LPC8xx Power Management Unit + @{ +*/ +typedef struct +{ + __IO uint32_t PCON; /*!< Offset: 0x000 Power control Register (R/W) */ + __IO uint32_t GPREG0; /*!< Offset: 0x004 General purpose Register 0 (R/W) */ + __IO uint32_t GPREG1; /*!< Offset: 0x008 General purpose Register 1 (R/W) */ + __IO uint32_t GPREG2; /*!< Offset: 0x00C General purpose Register 2 (R/W) */ + __IO uint32_t GPREG3; /*!< Offset: 0x010 General purpose Register 3 (R/W) */ + __IO uint32_t DPDCTRL; /*!< Offset: 0x014 Deep power-down control register (R/W) */ +} LPC_PMU_TypeDef; +/*@}*/ /* end of group LPC8xx_PMU */ + + +/*------------- Switch Matrix Port --------------------------*/ +/** @addtogroup LPC8xx_SWM LPC8xx Switch Matrix Port + @{ +*/ +typedef struct +{ + union { + __IO uint32_t PINASSIGN[9]; + struct { + __IO uint32_t PINASSIGN0; + __IO uint32_t PINASSIGN1; + __IO uint32_t PINASSIGN2; + __IO uint32_t PINASSIGN3; + __IO uint32_t PINASSIGN4; + __IO uint32_t PINASSIGN5; + __IO uint32_t PINASSIGN6; + __IO uint32_t PINASSIGN7; + __IO uint32_t PINASSIGN8; + }; + }; + __I uint32_t RESERVED0[103]; + __IO uint32_t PINENABLE0; +} LPC_SWM_TypeDef; +/*@}*/ /* end of group LPC8xx_SWM */ + + +// ------------------------------------------------------------------------------------------------ +// ----- GPIO_PORT ----- +// ------------------------------------------------------------------------------------------------ + +/** + * @brief Product name title=UM10462 Chapter title=LPC8xx GPIO Modification date=3/17/2011 Major revision=0 Minor revision=3 (GPIO_PORT) + */ + +typedef struct { + __IO uint8_t B0[18]; /*!< (@ 0xA0000000) Byte pin registers port 0 */ + __I uint16_t RESERVED0[2039]; + __IO uint32_t W0[18]; /*!< (@ 0xA0001000) Word pin registers port 0 */ + uint32_t RESERVED1[1006]; + __IO uint32_t DIR0; /* 0x2000 */ + uint32_t RESERVED2[31]; + __IO uint32_t MASK0; /* 0x2080 */ + uint32_t RESERVED3[31]; + __IO uint32_t PIN0; /* 0x2100 */ + uint32_t RESERVED4[31]; + __IO uint32_t MPIN0; /* 0x2180 */ + uint32_t RESERVED5[31]; + __IO uint32_t SET0; /* 0x2200 */ + uint32_t RESERVED6[31]; + __O uint32_t CLR0; /* 0x2280 */ + uint32_t RESERVED7[31]; + __O uint32_t NOT0; /* 0x2300 */ + +} LPC_GPIO_PORT_TypeDef; + + +// ------------------------------------------------------------------------------------------------ +// ----- PIN_INT ----- +// ------------------------------------------------------------------------------------------------ + +/** + * @brief Product name title=UM10462 Chapter title=LPC8xx GPIO Modification date=3/17/2011 Major revision=0 Minor revision=3 (PIN_INT) + */ + +typedef struct { /*!< (@ 0xA0004000) PIN_INT Structure */ + __IO uint32_t ISEL; /*!< (@ 0xA0004000) Pin Interrupt Mode register */ + __IO uint32_t IENR; /*!< (@ 0xA0004004) Pin Interrupt Enable (Rising) register */ + __IO uint32_t SIENR; /*!< (@ 0xA0004008) Set Pin Interrupt Enable (Rising) register */ + __IO uint32_t CIENR; /*!< (@ 0xA000400C) Clear Pin Interrupt Enable (Rising) register */ + __IO uint32_t IENF; /*!< (@ 0xA0004010) Pin Interrupt Enable Falling Edge / Active Level register */ + __IO uint32_t SIENF; /*!< (@ 0xA0004014) Set Pin Interrupt Enable Falling Edge / Active Level register */ + __IO uint32_t CIENF; /*!< (@ 0xA0004018) Clear Pin Interrupt Enable Falling Edge / Active Level address */ + __IO uint32_t RISE; /*!< (@ 0xA000401C) Pin Interrupt Rising Edge register */ + __IO uint32_t FALL; /*!< (@ 0xA0004020) Pin Interrupt Falling Edge register */ + __IO uint32_t IST; /*!< (@ 0xA0004024) Pin Interrupt Status register */ + __IO uint32_t PMCTRL; /*!< (@ 0xA0004028) GPIO pattern match interrupt control register */ + __IO uint32_t PMSRC; /*!< (@ 0xA000402C) GPIO pattern match interrupt bit-slice source register */ + __IO uint32_t PMCFG; /*!< (@ 0xA0004030) GPIO pattern match interrupt bit slice configuration register */ +} LPC_PIN_INT_TypeDef; + + +/*------------- CRC Engine (CRC) -----------------------------------------*/ +/** @addtogroup LPC8xx_CRC + @{ +*/ +typedef struct +{ + __IO uint32_t MODE; + __IO uint32_t SEED; + union { + __I uint32_t SUM; + __O uint32_t WR_DATA_DWORD; + __O uint16_t WR_DATA_WORD; + uint16_t RESERVED_WORD; + __O uint8_t WR_DATA_BYTE; + uint8_t RESERVED_BYTE[3]; + }; +} LPC_CRC_TypeDef; +/*@}*/ /* end of group LPC8xx_CRC */ + +/*------------- Comparator (CMP) --------------------------------------------------*/ +/** @addtogroup LPC8xx_CMP LPC8xx Comparator + @{ +*/ +typedef struct { /*!< (@ 0x40024000) CMP Structure */ + __IO uint32_t CTRL; /*!< (@ 0x40024000) Comparator control register */ + __IO uint32_t LAD; /*!< (@ 0x40024004) Voltage ladder register */ +} LPC_CMP_TypeDef; +/*@}*/ /* end of group LPC8xx_CMP */ + + +/*------------- Wakeup Timer (WKT) --------------------------------------------------*/ +/** @addtogroup LPC8xx_WKT + @{ +*/ +typedef struct { /*!< (@ 0x40028000) WKT Structure */ + __IO uint32_t CTRL; /*!< (@ 0x40028000) Alarm/Wakeup Timer Control register */ + uint32_t Reserved[2]; + __IO uint32_t COUNT; /*!< (@ 0x4002800C) Alarm/Wakeup TImer counter register */ +} LPC_WKT_TypeDef; +/*@}*/ /* end of group LPC8xx_WKT */ + + +/*------------- Multi-Rate Timer(MRT) --------------------------------------------------*/ +typedef struct { +__IO uint32_t INTVAL; +__IO uint32_t TIMER; +__IO uint32_t CTRL; +__IO uint32_t STAT; +} MRT_Channel_cfg_Type; + +typedef struct { + MRT_Channel_cfg_Type Channel[4]; + uint32_t Reserved0[1]; + __IO uint32_t IDLE_CH; + __IO uint32_t IRQ_FLAG; +} LPC_MRT_TypeDef; + + +/*------------- Universal Asynchronous Receiver Transmitter (USART) -----------*/ +/** @addtogroup LPC8xx_UART LPC8xx Universal Asynchronous Receiver/Transmitter + @{ +*/ +/** + * @brief Product name title=LPC8xx MCU Chapter title=USART Modification date=4/18/2012 Major revision=0 Minor revision=9 (USART) + */ +typedef struct +{ + __IO uint32_t CFG; /* 0x00 */ + __IO uint32_t CTRL; + __IO uint32_t STAT; + __IO uint32_t INTENSET; + __O uint32_t INTENCLR; /* 0x10 */ + __I uint32_t RXDATA; + __I uint32_t RXDATA_STAT; + __IO uint32_t TXDATA; + __IO uint32_t BRG; /* 0x20 */ + __IO uint32_t INTSTAT; +} LPC_USART_TypeDef; + +/*@}*/ /* end of group LPC8xx_USART */ + + +/*------------- Synchronous Serial Interface Controller (SPI) -----------------------*/ +/** @addtogroup LPC8xx_SPI LPC8xx Synchronous Serial Port + @{ +*/ +typedef struct +{ + __IO uint32_t CFG; /* 0x00 */ + __IO uint32_t DLY; + __IO uint32_t STAT; + __IO uint32_t INTENSET; + __O uint32_t INTENCLR; /* 0x10 */ + __I uint32_t RXDAT; + __IO uint32_t TXDATCTL; + __IO uint32_t TXDAT; + __IO uint32_t TXCTRL; /* 0x20 */ + __IO uint32_t DIV; + __I uint32_t INTSTAT; +} LPC_SPI_TypeDef; +/*@}*/ /* end of group LPC8xx_SPI */ + + +/*------------- Inter-Integrated Circuit (I2C) -------------------------------*/ +/** @addtogroup LPC8xx_I2C I2C-Bus Interface + @{ +*/ +typedef struct +{ + __IO uint32_t CFG; /* 0x00 */ + __IO uint32_t STAT; + __IO uint32_t INTENSET; + __O uint32_t INTENCLR; + __IO uint32_t TIMEOUT; /* 0x10 */ + __IO uint32_t DIV; + __IO uint32_t INTSTAT; + uint32_t Reserved0[1]; + __IO uint32_t MSTCTL; /* 0x20 */ + __IO uint32_t MSTTIME; + __IO uint32_t MSTDAT; + uint32_t Reserved1[5]; + __IO uint32_t SLVCTL; /* 0x40 */ + __IO uint32_t SLVDAT; + __IO uint32_t SLVADR0; + __IO uint32_t SLVADR1; + __IO uint32_t SLVADR2; /* 0x50 */ + __IO uint32_t SLVADR3; + __IO uint32_t SLVQUAL0; + uint32_t Reserved2[9]; + __I uint32_t MONRXDAT; /* 0x80 */ +} LPC_I2C_TypeDef; + +/*@}*/ /* end of group LPC8xx_I2C */ + +/** + * @brief State Configurable Timer (SCT) (SCT) + */ + +/** + * @brief Product name title=UM10430 Chapter title=LPC8xx State Configurable Timer (SCT) Modification date=1/18/2011 Major revision=0 Minor revision=7 (SCT) + */ + +#define CONFIG_SCT_nEV (6) /* Number of events */ +#define CONFIG_SCT_nRG (5) /* Number of match/compare registers */ +#define CONFIG_SCT_nOU (4) /* Number of outputs */ + +typedef struct +{ + __IO uint32_t CONFIG; /* 0x000 Configuration Register */ + union { + __IO uint32_t CTRL_U; /* 0x004 Control Register */ + struct { + __IO uint16_t CTRL_L; /* 0x004 low control register */ + __IO uint16_t CTRL_H; /* 0x006 high control register */ + }; + }; + __IO uint16_t LIMIT_L; /* 0x008 limit register for counter L */ + __IO uint16_t LIMIT_H; /* 0x00A limit register for counter H */ + __IO uint16_t HALT_L; /* 0x00C halt register for counter L */ + __IO uint16_t HALT_H; /* 0x00E halt register for counter H */ + __IO uint16_t STOP_L; /* 0x010 stop register for counter L */ + __IO uint16_t STOP_H; /* 0x012 stop register for counter H */ + __IO uint16_t START_L; /* 0x014 start register for counter L */ + __IO uint16_t START_H; /* 0x016 start register for counter H */ + uint32_t RESERVED1[10]; /* 0x018-0x03C reserved */ + union { + __IO uint32_t COUNT_U; /* 0x040 counter register */ + struct { + __IO uint16_t COUNT_L; /* 0x040 counter register for counter L */ + __IO uint16_t COUNT_H; /* 0x042 counter register for counter H */ + }; + }; + __IO uint16_t STATE_L; /* 0x044 state register for counter L */ + __IO uint16_t STATE_H; /* 0x046 state register for counter H */ + __I uint32_t INPUT; /* 0x048 input register */ + __IO uint16_t REGMODE_L; /* 0x04C match - capture registers mode register L */ + __IO uint16_t REGMODE_H; /* 0x04E match - capture registers mode register H */ + __IO uint32_t OUTPUT; /* 0x050 output register */ + __IO uint32_t OUTPUTDIRCTRL; /* 0x054 Output counter direction Control Register */ + __IO uint32_t RES; /* 0x058 conflict resolution register */ + uint32_t RESERVED2[37]; /* 0x05C-0x0EC reserved */ + __IO uint32_t EVEN; /* 0x0F0 event enable register */ + __IO uint32_t EVFLAG; /* 0x0F4 event flag register */ + __IO uint32_t CONEN; /* 0x0F8 conflict enable register */ + __IO uint32_t CONFLAG; /* 0x0FC conflict flag register */ + + union { + __IO union { /* 0x100-... Match / Capture value */ + uint32_t U; /* SCTMATCH[i].U Unified 32-bit register */ + struct { + uint16_t L; /* SCTMATCH[i].L Access to L value */ + uint16_t H; /* SCTMATCH[i].H Access to H value */ + }; + } MATCH[CONFIG_SCT_nRG]; + __I union { + uint32_t U; /* SCTCAP[i].U Unified 32-bit register */ + struct { + uint16_t L; /* SCTCAP[i].L Access to H value */ + uint16_t H; /* SCTCAP[i].H Access to H value */ + }; + } CAP[CONFIG_SCT_nRG]; + }; + + + uint32_t RESERVED3[32-CONFIG_SCT_nRG]; /* ...-0x17C reserved */ + + union { + __IO uint16_t MATCH_L[CONFIG_SCT_nRG]; /* 0x180-... Match Value L counter */ + __I uint16_t CAP_L[CONFIG_SCT_nRG]; /* 0x180-... Capture Value L counter */ + }; + uint16_t RESERVED4[32-CONFIG_SCT_nRG]; /* ...-0x1BE reserved */ + union { + __IO uint16_t MATCH_H[CONFIG_SCT_nRG]; /* 0x1C0-... Match Value H counter */ + __I uint16_t CAP_H[CONFIG_SCT_nRG]; /* 0x1C0-... Capture Value H counter */ + }; + + uint16_t RESERVED5[32-CONFIG_SCT_nRG]; /* ...-0x1FE reserved */ + + + union { + __IO union { /* 0x200-... Match Reload / Capture Control value */ + uint32_t U; /* SCTMATCHREL[i].U Unified 32-bit register */ + struct { + uint16_t L; /* SCTMATCHREL[i].L Access to L value */ + uint16_t H; /* SCTMATCHREL[i].H Access to H value */ + }; + } MATCHREL[CONFIG_SCT_nRG]; + __IO union { + uint32_t U; /* SCTCAPCTRL[i].U Unified 32-bit register */ + struct { + uint16_t L; /* SCTCAPCTRL[i].L Access to H value */ + uint16_t H; /* SCTCAPCTRL[i].H Access to H value */ + }; + } CAPCTRL[CONFIG_SCT_nRG]; + }; + + uint32_t RESERVED6[32-CONFIG_SCT_nRG]; /* ...-0x27C reserved */ + + union { + __IO uint16_t MATCHREL_L[CONFIG_SCT_nRG]; /* 0x280-... Match Reload value L counter */ + __IO uint16_t CAPCTRL_L[CONFIG_SCT_nRG]; /* 0x280-... Capture Control value L counter */ + }; + uint16_t RESERVED7[32-CONFIG_SCT_nRG]; /* ...-0x2BE reserved */ + union { + __IO uint16_t MATCHREL_H[CONFIG_SCT_nRG]; /* 0x2C0-... Match Reload value H counter */ + __IO uint16_t CAPCTRL_H[CONFIG_SCT_nRG]; /* 0x2C0-... Capture Control value H counter */ + }; + uint16_t RESERVED8[32-CONFIG_SCT_nRG]; /* ...-0x2FE reserved */ + + __IO struct { /* 0x300-0x3FC SCTEVENT[i].STATE / SCTEVENT[i].CTRL*/ + uint32_t STATE; /* Event State Register */ + uint32_t CTRL; /* Event Control Register */ + } EVENT[CONFIG_SCT_nEV]; + + uint32_t RESERVED9[128-2*CONFIG_SCT_nEV]; /* ...-0x4FC reserved */ + + __IO struct { /* 0x500-0x57C SCTOUT[i].SET / SCTOUT[i].CLR */ + uint32_t SET; /* Output n Set Register */ + uint32_t CLR; /* Output n Clear Register */ + } OUT[CONFIG_SCT_nOU]; + + uint32_t RESERVED10[191-2*CONFIG_SCT_nOU]; /* ...-0x7F8 reserved */ + + __I uint32_t MODULECONTENT; /* 0x7FC Module Content */ + +} LPC_SCT_TypeDef; +/*@}*/ /* end of group LPC8xx_SCT */ + + +/*------------- Watchdog Timer (WWDT) -----------------------------------------*/ +/** @addtogroup LPC8xx_WDT LPC8xx WatchDog Timer + @{ +*/ +typedef struct +{ + __IO uint32_t MOD; /*!< Offset: 0x000 Watchdog mode register (R/W) */ + __IO uint32_t TC; /*!< Offset: 0x004 Watchdog timer constant register (R/W) */ + __O uint32_t FEED; /*!< Offset: 0x008 Watchdog feed sequence register (W) */ + __I uint32_t TV; /*!< Offset: 0x00C Watchdog timer value register (R) */ + uint32_t RESERVED; /*!< Offset: 0x010 RESERVED */ + __IO uint32_t WARNINT; /*!< Offset: 0x014 Watchdog timer warning int. register (R/W) */ + __IO uint32_t WINDOW; /*!< Offset: 0x018 Watchdog timer window value register (R/W) */ +} LPC_WWDT_TypeDef; +/*@}*/ /* end of group LPC8xx_WDT */ + + +#if defined ( __CC_ARM ) +#pragma no_anon_unions +#endif + +/******************************************************************************/ +/* Peripheral memory map */ +/******************************************************************************/ +/* Base addresses */ +#define LPC_FLASH_BASE (0x00000000UL) +#define LPC_RAM_BASE (0x10000000UL) +#define LPC_ROM_BASE (0x1FFF0000UL) +#define LPC_APB0_BASE (0x40000000UL) +#define LPC_AHB_BASE (0x50000000UL) + +/* APB0 peripherals */ +#define LPC_WWDT_BASE (LPC_APB0_BASE + 0x00000) +#define LPC_MRT_BASE (LPC_APB0_BASE + 0x04000) +#define LPC_WKT_BASE (LPC_APB0_BASE + 0x08000) +#define LPC_SWM_BASE (LPC_APB0_BASE + 0x0C000) +#define LPC_PMU_BASE (LPC_APB0_BASE + 0x20000) +#define LPC_CMP_BASE (LPC_APB0_BASE + 0x24000) + +#define LPC_FLASHCTRL_BASE (LPC_APB0_BASE + 0x40000) +#define LPC_IOCON_BASE (LPC_APB0_BASE + 0x44000) +#define LPC_SYSCON_BASE (LPC_APB0_BASE + 0x48000) +#define LPC_I2C_BASE (LPC_APB0_BASE + 0x50000) +#define LPC_SPI0_BASE (LPC_APB0_BASE + 0x58000) +#define LPC_SPI1_BASE (LPC_APB0_BASE + 0x5C000) +#define LPC_USART0_BASE (LPC_APB0_BASE + 0x64000) +#define LPC_USART1_BASE (LPC_APB0_BASE + 0x68000) +#define LPC_USART2_BASE (LPC_APB0_BASE + 0x6C000) + +/* AHB peripherals */ +#define LPC_CRC_BASE (LPC_AHB_BASE + 0x00000) +#define LPC_SCT_BASE (LPC_AHB_BASE + 0x04000) + +#define LPC_GPIO_PORT_BASE (0xA0000000) +#define LPC_PIN_INT_BASE (LPC_GPIO_PORT_BASE + 0x4000) + +/******************************************************************************/ +/* Peripheral declaration */ +/******************************************************************************/ +#define LPC_WWDT ((LPC_WWDT_TypeDef *) LPC_WWDT_BASE ) +#define LPC_MRT ((LPC_MRT_TypeDef *) LPC_MRT_BASE ) + + +#define LPC_WKT ((LPC_WKT_TypeDef *) LPC_WKT_BASE ) +#define LPC_SWM ((LPC_SWM_TypeDef *) LPC_SWM_BASE ) +#define LPC_PMU ((LPC_PMU_TypeDef *) LPC_PMU_BASE ) +#define LPC_CMP ((LPC_CMP_TypeDef *) LPC_CMP_BASE ) + +#define LPC_FLASHCTRL ((LPC_FLASHCTRL_TypeDef *) LPC_FLASHCTRL_BASE ) +#define LPC_IOCON ((LPC_IOCON_TypeDef *) LPC_IOCON_BASE ) +#define LPC_SYSCON ((LPC_SYSCON_TypeDef *) LPC_SYSCON_BASE) +#define LPC_I2C ((LPC_I2C_TypeDef *) LPC_I2C_BASE ) +#define LPC_SPI0 ((LPC_SPI_TypeDef *) LPC_SPI0_BASE ) +#define LPC_SPI1 ((LPC_SPI_TypeDef *) LPC_SPI1_BASE ) +#define LPC_USART0 ((LPC_USART_TypeDef *) LPC_USART0_BASE ) +#define LPC_USART1 ((LPC_USART_TypeDef *) LPC_USART1_BASE ) +#define LPC_USART2 ((LPC_USART_TypeDef *) LPC_USART2_BASE ) + +#define LPC_CRC ((LPC_CRC_TypeDef *) LPC_CRC_BASE ) +#define LPC_SCT ((LPC_SCT_TypeDef *) LPC_SCT_BASE ) + +#define LPC_GPIO_PORT ((LPC_GPIO_PORT_TypeDef *) LPC_GPIO_PORT_BASE ) +#define LPC_PIN_INT ((LPC_PIN_INT_TypeDef *) LPC_PIN_INT_BASE ) + +#ifdef __cplusplus +} +#endif + +#endif /* __LPC8xx_H__ */ diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/LPC810.sct b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/LPC810.sct new file mode 100644 index 00000000000..84f5f32f5e4 --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/LPC810.sct @@ -0,0 +1,14 @@ + +LR_IROM1 0x00000000 0x1000 { ; load region size_region (4k) + ER_IROM1 0x00000000 0x1000 { ; load address = execution address + *.o (RESET, +First) + *(InRoot$$Sections) + .ANY (+RO) + } + ; 8_byte_aligned(48 vect * 4 bytes) = 0xC0 + ; 1KB(0x0400) - 0xC0 = 0x340 + RW_IRAM1 (0x10000000+0xC0) (0x400-0xC0) { + .ANY (+RW +ZI) + } +} + diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/startup_LPC8xx.s b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/startup_LPC8xx.s new file mode 100644 index 00000000000..816264f05b5 --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/startup_LPC8xx.s @@ -0,0 +1,211 @@ +;/***************************************************************************** +; * @file: startup_LPC8xx.s +; * @purpose: CMSIS Cortex-M0+ Core Device Startup File +; * for the NXP LPC8xx Device Series +; * @version: V1.0 +; * @date: 16. Aug. 2012 +; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------ +; * +; * Copyright (C) 2012 ARM Limited. All rights reserved. +; * ARM Limited (ARM) is supplying this software for use with Cortex-M0+ +; * processor based microcontrollers. This file can be freely distributed +; * within development tools that are supporting such ARM based processors. +; * +; * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED +; * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF +; * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. +; * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR +; * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. +; * +; *****************************************************************************/ + + +; Stack Configuration +; Stack Size (in Bytes) <0x0-0xFFFFFFFF:8> +; + +Stack_Size EQU 0x00000200 + + AREA STACK, NOINIT, READWRITE, ALIGN=3 + EXPORT __initial_sp + +Stack_Mem SPACE Stack_Size +__initial_sp EQU 0x10000400 + + +; Heap Configuration +; Heap Size (in Bytes) <0x0-0xFFFFFFFF:8> +; + +Heap_Size EQU 0x00000000 + + AREA HEAP, NOINIT, READWRITE, ALIGN=3 + EXPORT __heap_base + EXPORT __heap_limit + +__heap_base +Heap_Mem SPACE Heap_Size +__heap_limit + + PRESERVE8 + THUMB + + +; Vector Table Mapped to Address 0 at Reset + + AREA RESET, DATA, READONLY + EXPORT __Vectors + +__Vectors DCD __initial_sp ; Top of Stack + DCD Reset_Handler ; Reset Handler + DCD NMI_Handler ; NMI Handler + DCD HardFault_Handler ; Hard Fault Handler + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD SVC_Handler ; SVCall Handler + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD PendSV_Handler ; PendSV Handler + DCD SysTick_Handler ; SysTick Handler + + ; External Interrupts + DCD SPI0_IRQHandler ; SPI0 controller + DCD SPI1_IRQHandler ; SPI1 controller + DCD 0 ; Reserved + DCD UART0_IRQHandler ; UART0 + DCD UART1_IRQHandler ; UART1 + DCD UART2_IRQHandler ; UART2 + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD I2C_IRQHandler ; I2C controller + DCD SCT_IRQHandler ; Smart Counter Timer + DCD MRT_IRQHandler ; Multi-Rate Timer + DCD CMP_IRQHandler ; Comparator + DCD WDT_IRQHandler ; PIO1 (0:11) + DCD BOD_IRQHandler ; Brown Out Detect + DCD 0 ; Reserved + DCD WKT_IRQHandler ; Wakeup timer + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD 0 ; Reserved + DCD PININT0_IRQHandler ; PIO INT0 + DCD PININT1_IRQHandler ; PIO INT1 + DCD PININT2_IRQHandler ; PIO INT2 + DCD PININT3_IRQHandler ; PIO INT3 + DCD PININT4_IRQHandler ; PIO INT4 + DCD PININT5_IRQHandler ; PIO INT5 + DCD PININT6_IRQHandler ; PIO INT6 + DCD PININT7_IRQHandler ; PIO INT7 + + + IF :LNOT::DEF:NO_CRP + AREA |.ARM.__at_0x02FC|, CODE, READONLY +CRP_Key DCD 0xFFFFFFFF + ENDIF + + + AREA |.text|, CODE, READONLY + + +; Reset Handler + +Reset_Handler PROC + EXPORT Reset_Handler [WEAK] + IMPORT SystemInit + IMPORT __main + LDR R0, =SystemInit + BLX R0 + LDR R0, =__main + BX R0 + ENDP + + +; Dummy Exception Handlers (infinite loops which can be modified) +; now, under COMMON lpc8xx_nmi.c and lpc8xx_nmi.h, a real NMI handler is created if NMI is enabled +; for particular peripheral. +;NMI_Handler PROC +; EXPORT NMI_Handler [WEAK] +; B . +; ENDP +HardFault_Handler\ + PROC + EXPORT HardFault_Handler [WEAK] + B . + ENDP +SVC_Handler PROC + EXPORT SVC_Handler [WEAK] + B . + ENDP +PendSV_Handler PROC + EXPORT PendSV_Handler [WEAK] + B . + ENDP +SysTick_Handler PROC + EXPORT SysTick_Handler [WEAK] + B . + ENDP + +Default_Handler PROC + + EXPORT NMI_Handler [WEAK] + EXPORT SPI0_IRQHandler [WEAK] + EXPORT SPI1_IRQHandler [WEAK] + EXPORT UART0_IRQHandler [WEAK] + EXPORT UART1_IRQHandler [WEAK] + EXPORT UART2_IRQHandler [WEAK] + EXPORT I2C_IRQHandler [WEAK] + EXPORT SCT_IRQHandler [WEAK] + EXPORT MRT_IRQHandler [WEAK] + EXPORT CMP_IRQHandler [WEAK] + EXPORT WDT_IRQHandler [WEAK] + EXPORT BOD_IRQHandler [WEAK] + + EXPORT WKT_IRQHandler [WEAK] + + EXPORT PININT0_IRQHandler [WEAK] + EXPORT PININT1_IRQHandler [WEAK] + EXPORT PININT2_IRQHandler [WEAK] + EXPORT PININT3_IRQHandler [WEAK] + EXPORT PININT4_IRQHandler [WEAK] + EXPORT PININT5_IRQHandler [WEAK] + EXPORT PININT6_IRQHandler [WEAK] + EXPORT PININT7_IRQHandler [WEAK] + +NMI_Handler +SPI0_IRQHandler +SPI1_IRQHandler +UART0_IRQHandler +UART1_IRQHandler +UART2_IRQHandler +I2C_IRQHandler +SCT_IRQHandler +MRT_IRQHandler +CMP_IRQHandler +WDT_IRQHandler +BOD_IRQHandler +WKT_IRQHandler +PININT0_IRQHandler +PININT1_IRQHandler +PININT2_IRQHandler +PININT3_IRQHandler +PININT4_IRQHandler +PININT5_IRQHandler +PININT6_IRQHandler +PININT7_IRQHandler + + B . + + ENDP + + ALIGN + END diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/sys.cpp b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/sys.cpp new file mode 100644 index 00000000000..2f1024ace8b --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/TOOLCHAIN_ARM_MICRO/sys.cpp @@ -0,0 +1,31 @@ +/* mbed Microcontroller Library - stackheap + * Copyright (C) 2009-2011 ARM Limited. All rights reserved. + * + * Setup a fixed single stack/heap memory model, + * between the top of the RW/ZI region and the stackpointer + */ + +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include + +extern char Image$$RW_IRAM1$$ZI$$Limit[]; + +extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) { + uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit; + uint32_t sp_limit = __current_sp(); + + zi_limit = (zi_limit + 7) & ~0x7; // ensure zi_limit is 8-byte aligned + + struct __initial_stackheap r; + r.heap_base = zi_limit; + r.heap_limit = sp_limit; + return r; +} + +#ifdef __cplusplus +} +#endif diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis.h b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis.h new file mode 100644 index 00000000000..12302cc3ade --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis.h @@ -0,0 +1,13 @@ +/* mbed Microcontroller Library - CMSIS + * Copyright (C) 2009-2011 ARM Limited. All rights reserved. + * + * A generic CMSIS include header, pulling in LPC8xx specifics + */ + +#ifndef MBED_CMSIS_H +#define MBED_CMSIS_H + +#include "LPC8xx.h" +#include "cmsis_nvic.h" + +#endif diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.c b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.c new file mode 100644 index 00000000000..6b8912505b1 --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.c @@ -0,0 +1,30 @@ +/* mbed Microcontroller Library - cmsis_nvic for LPC11U24 + * Copyright (c) 2011 ARM Limited. All rights reserved. + * + * CMSIS-style functionality to support dynamic vectors + */ +#include "cmsis_nvic.h" + +#define NVIC_RAM_VECTOR_ADDRESS (0x10000000) // Vectors positioned at start of RAM +#define NVIC_FLASH_VECTOR_ADDRESS (0x0) // Initial vector position in flash + +void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) { + uint32_t *vectors = (uint32_t*)SCB->VTOR; + uint32_t i; + + // Copy and switch to dynamic vectors if the first time called + if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) { + uint32_t *old_vectors = vectors; + vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS; + for (i=0; iVTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS; + } + vectors[IRQn + 16] = vector; +} + +uint32_t NVIC_GetVector(IRQn_Type IRQn) { + uint32_t *vectors = (uint32_t*)SCB->VTOR; + return vectors[IRQn + 16]; +} diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.h b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.h new file mode 100644 index 00000000000..6acdca9efdd --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/cmsis_nvic.h @@ -0,0 +1,26 @@ +/* mbed Microcontroller Library - cmsis_nvic + * Copyright (c) 2009-2011 ARM Limited. All rights reserved. + * + * CMSIS-style functionality to support dynamic vectors + */ + +#ifndef MBED_CMSIS_NVIC_H +#define MBED_CMSIS_NVIC_H + +#define NVIC_NUM_VECTORS (16 + 32) // CORE + MCU Peripherals +#define NVIC_USER_IRQ_OFFSET 16 + +#include "cmsis.h" + +#ifdef __cplusplus +extern "C" { +#endif + +void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector); +uint32_t NVIC_GetVector(IRQn_Type IRQn); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.c b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.c new file mode 100644 index 00000000000..24e656353be --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.c @@ -0,0 +1,367 @@ +/****************************************************************************** + * @file: system_LPC8xx.c + * @purpose: CMSIS Cortex-M0+ Device Peripheral Access Layer Source File + * for the NXP LPC8xx Device Series + * @version: V1.0 + * @date: 16. Aug. 2012 + *---------------------------------------------------------------------------- + * + * Copyright (C) 2012 ARM Limited. All rights reserved. + * + * ARM Limited (ARM) is supplying this software for use with Cortex-M0+ + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ +#include +#include "LPC8xx.h" + +/* +//-------- <<< Use Configuration Wizard in Context Menu >>> ------------------ +*/ + +/*--------------------- Clock Configuration ---------------------------------- +// +// Clock Configuration +// System Oscillator Control Register (SYSOSCCTRL) +// BYPASS: System Oscillator Bypass Enable +// If enabled then PLL input (sys_osc_clk) is fed +// directly from XTALIN and XTALOUT pins. +// FREQRANGE: System Oscillator Frequency Range +// Determines frequency range for Low-power oscillator. +// <0=> 1 - 20 MHz +// <1=> 15 - 25 MHz +// +// +// Watchdog Oscillator Control Register (WDTOSCCTRL) +// DIVSEL: Select Divider for Fclkana +// wdt_osc_clk = Fclkana/ (2 * (1 + DIVSEL)) +// <0-31> +// FREQSEL: Select Watchdog Oscillator Analog Output Frequency (Fclkana) +// <0=> Undefined +// <1=> 0.5 MHz +// <2=> 0.8 MHz +// <3=> 1.1 MHz +// <4=> 1.4 MHz +// <5=> 1.6 MHz +// <6=> 1.8 MHz +// <7=> 2.0 MHz +// <8=> 2.2 MHz +// <9=> 2.4 MHz +// <10=> 2.6 MHz +// <11=> 2.7 MHz +// <12=> 2.9 MHz +// <13=> 3.1 MHz +// <14=> 3.2 MHz +// <15=> 3.4 MHz +// +// +// System PLL Control Register (SYSPLLCTRL) +// F_clkout = M * F_clkin = F_CCO / (2 * P) +// F_clkin must be in the range of 10 MHz to 25 MHz +// F_CCO must be in the range of 156 MHz to 320 MHz +// MSEL: Feedback Divider Selection +// M = MSEL + 1 +// <0-31> +// PSEL: Post Divider Selection +// <0=> P = 1 +// <1=> P = 2 +// <2=> P = 4 +// <3=> P = 8 +// +// +// System PLL Clock Source Select Register (SYSPLLCLKSEL) +// SEL: System PLL Clock Source +// <0=> IRC Oscillator +// <1=> System Oscillator +// <2=> Reserved +// <3=> CLKIN pin +// +// +// Main Clock Source Select Register (MAINCLKSEL) +// SEL: Clock Source for Main Clock +// <0=> IRC Oscillator +// <1=> Input Clock to System PLL +// <2=> WDT Oscillator +// <3=> System PLL Clock Out +// +// +// System AHB Clock Divider Register (SYSAHBCLKDIV) +// DIV: System AHB Clock Divider +// Divides main clock to provide system clock to core, memories, and peripherals. +// 0 = is disabled +// <0-255> +// +// +*/ +#define CLOCK_SETUP 1 +#define SYSOSCCTRL_Val 0x00000000 // Reset: 0x000 +#define WDTOSCCTRL_Val 0x00000000 // Reset: 0x000 +#define SYSPLLCTRL_Val 0x00000041 // Reset: 0x000 +#define SYSPLLCLKSEL_Val 0x00000000 // Reset: 0x000 +#define MAINCLKSEL_Val 0x00000003 // Reset: 0x000 +#define SYSAHBCLKDIV_Val 0x00000001 // Reset: 0x001 + +/* +//-------- <<< end of configuration section >>> ------------------------------ +*/ + +/*---------------------------------------------------------------------------- + Check the register settings + *----------------------------------------------------------------------------*/ +#define CHECK_RANGE(val, min, max) ((val < min) || (val > max)) +#define CHECK_RSVD(val, mask) (val & mask) + +/* Clock Configuration -------------------------------------------------------*/ +#if (CHECK_RSVD((SYSOSCCTRL_Val), ~0x00000003)) + #error "SYSOSCCTRL: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((WDTOSCCTRL_Val), ~0x000001FF)) + #error "WDTOSCCTRL: Invalid values of reserved bits!" +#endif + +#if (CHECK_RANGE((SYSPLLCLKSEL_Val), 0, 3)) + #error "SYSPLLCLKSEL: Value out of range!" +#endif + +#if (CHECK_RSVD((SYSPLLCTRL_Val), ~0x000001FF)) + #error "SYSPLLCTRL: Invalid values of reserved bits!" +#endif + +#if (CHECK_RSVD((MAINCLKSEL_Val), ~0x00000003)) + #error "MAINCLKSEL: Invalid values of reserved bits!" +#endif + +#if (CHECK_RANGE((SYSAHBCLKDIV_Val), 0, 255)) + #error "SYSAHBCLKDIV: Value out of range!" +#endif + + +/*---------------------------------------------------------------------------- + DEFINES + *----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- + Define clocks + *----------------------------------------------------------------------------*/ +#define __XTAL (12000000UL) /* Oscillator frequency */ +#define __SYS_OSC_CLK ( __XTAL) /* Main oscillator frequency */ +#define __IRC_OSC_CLK (12000000UL) /* Internal RC oscillator frequency */ +#define __CLKIN_CLK (12000000UL) /* CLKIN pin frequency */ + + +#define __FREQSEL ((WDTOSCCTRL_Val >> 5) & 0x0F) +#define __DIVSEL (((WDTOSCCTRL_Val & 0x1F) << 1) + 2) + +#if (CLOCK_SETUP) /* Clock Setup */ + #if (__FREQSEL == 0) + #define __WDT_OSC_CLK ( 0) /* undefined */ + #elif (__FREQSEL == 1) + #define __WDT_OSC_CLK ( 500000 / __DIVSEL) + #elif (__FREQSEL == 2) + #define __WDT_OSC_CLK ( 800000 / __DIVSEL) + #elif (__FREQSEL == 3) + #define __WDT_OSC_CLK (1100000 / __DIVSEL) + #elif (__FREQSEL == 4) + #define __WDT_OSC_CLK (1400000 / __DIVSEL) + #elif (__FREQSEL == 5) + #define __WDT_OSC_CLK (1600000 / __DIVSEL) + #elif (__FREQSEL == 6) + #define __WDT_OSC_CLK (1800000 / __DIVSEL) + #elif (__FREQSEL == 7) + #define __WDT_OSC_CLK (2000000 / __DIVSEL) + #elif (__FREQSEL == 8) + #define __WDT_OSC_CLK (2200000 / __DIVSEL) + #elif (__FREQSEL == 9) + #define __WDT_OSC_CLK (2400000 / __DIVSEL) + #elif (__FREQSEL == 10) + #define __WDT_OSC_CLK (2600000 / __DIVSEL) + #elif (__FREQSEL == 11) + #define __WDT_OSC_CLK (2700000 / __DIVSEL) + #elif (__FREQSEL == 12) + #define __WDT_OSC_CLK (2900000 / __DIVSEL) + #elif (__FREQSEL == 13) + #define __WDT_OSC_CLK (3100000 / __DIVSEL) + #elif (__FREQSEL == 14) + #define __WDT_OSC_CLK (3200000 / __DIVSEL) + #else + #define __WDT_OSC_CLK (3400000 / __DIVSEL) + #endif + + /* sys_pllclkin calculation */ + #if ((SYSPLLCLKSEL_Val & 0x03) == 0) + #define __SYS_PLLCLKIN (__IRC_OSC_CLK) + #elif ((SYSPLLCLKSEL_Val & 0x03) == 1) + #define __SYS_PLLCLKIN (__SYS_OSC_CLK) + #elif ((SYSPLLCLKSEL_Val & 0x03) == 3) + #define __SYS_PLLCLKIN (__CLKIN_CLK) + #else + #define __SYS_PLLCLKIN (0) + #endif + + #define __SYS_PLLCLKOUT (__SYS_PLLCLKIN * ((SYSPLLCTRL_Val & 0x01F) + 1)) + + /* main clock calculation */ + #if ((MAINCLKSEL_Val & 0x03) == 0) + #define __MAIN_CLOCK (__IRC_OSC_CLK) + #elif ((MAINCLKSEL_Val & 0x03) == 1) + #define __MAIN_CLOCK (__SYS_PLLCLKIN) + #elif ((MAINCLKSEL_Val & 0x03) == 2) + #if (__FREQSEL == 0) + #error "MAINCLKSEL: WDT Oscillator selected but FREQSEL is undefined!" + #else + #define __MAIN_CLOCK (__WDT_OSC_CLK) + #endif + #elif ((MAINCLKSEL_Val & 0x03) == 3) + #define __MAIN_CLOCK (__SYS_PLLCLKOUT) + #else + #define __MAIN_CLOCK (0) + #endif + + #define __SYSTEM_CLOCK (__MAIN_CLOCK / SYSAHBCLKDIV_Val) + +#else + #define __SYSTEM_CLOCK (__IRC_OSC_CLK) +#endif // CLOCK_SETUP + + +/*---------------------------------------------------------------------------- + Clock Variable definitions + *----------------------------------------------------------------------------*/ +uint32_t SystemCoreClock = __SYSTEM_CLOCK;/*!< System Clock Frequency (Core Clock)*/ + + +/*---------------------------------------------------------------------------- + Clock functions + *----------------------------------------------------------------------------*/ +void SystemCoreClockUpdate (void) /* Get Core Clock Frequency */ +{ + uint32_t wdt_osc = 0; + + /* Determine clock frequency according to clock register values */ + switch ((LPC_SYSCON->WDTOSCCTRL >> 5) & 0x0F) { + case 0: wdt_osc = 0; break; + case 1: wdt_osc = 500000; break; + case 2: wdt_osc = 800000; break; + case 3: wdt_osc = 1100000; break; + case 4: wdt_osc = 1400000; break; + case 5: wdt_osc = 1600000; break; + case 6: wdt_osc = 1800000; break; + case 7: wdt_osc = 2000000; break; + case 8: wdt_osc = 2200000; break; + case 9: wdt_osc = 2400000; break; + case 10: wdt_osc = 2600000; break; + case 11: wdt_osc = 2700000; break; + case 12: wdt_osc = 2900000; break; + case 13: wdt_osc = 3100000; break; + case 14: wdt_osc = 3200000; break; + case 15: wdt_osc = 3400000; break; + } + wdt_osc /= ((LPC_SYSCON->WDTOSCCTRL & 0x1F) << 1) + 2; + + switch (LPC_SYSCON->MAINCLKSEL & 0x03) { + case 0: /* Internal RC oscillator */ + SystemCoreClock = __IRC_OSC_CLK; + break; + case 1: /* Input Clock to System PLL */ + switch (LPC_SYSCON->SYSPLLCLKSEL & 0x03) { + case 0: /* Internal RC oscillator */ + SystemCoreClock = __IRC_OSC_CLK; + break; + case 1: /* System oscillator */ + SystemCoreClock = __SYS_OSC_CLK; + break; + case 2: /* Reserved */ + SystemCoreClock = 0; + break; + case 3: /* CLKIN pin */ + SystemCoreClock = __CLKIN_CLK; + break; + } + break; + case 2: /* WDT Oscillator */ + SystemCoreClock = wdt_osc; + break; + case 3: /* System PLL Clock Out */ + switch (LPC_SYSCON->SYSPLLCLKSEL & 0x03) { + case 0: /* Internal RC oscillator */ + SystemCoreClock = __IRC_OSC_CLK * ((LPC_SYSCON->SYSPLLCTRL & 0x01F) + 1); + break; + case 1: /* System oscillator */ + SystemCoreClock = __SYS_OSC_CLK * ((LPC_SYSCON->SYSPLLCTRL & 0x01F) + 1); + break; + case 2: /* Reserved */ + SystemCoreClock = 0; + break; + case 3: /* CLKIN pin */ + SystemCoreClock = __CLKIN_CLK * ((LPC_SYSCON->SYSPLLCTRL & 0x01F) + 1); + break; + } + break; + } + + SystemCoreClock /= LPC_SYSCON->SYSAHBCLKDIV; + +} + +/** + * Initialize the system + * + * @param none + * @return none + * + * @brief Setup the microcontroller system. + * Initialize the System. + */ +void SystemInit (void) { + volatile uint32_t i; + + /* System clock to the IOCON & the SWM need to be enabled or + most of the I/O related peripherals won't work. */ + LPC_SYSCON->SYSAHBCLKCTRL |= ( (0x1 << 7) | (0x1 << 18) ); + +#if (CLOCK_SETUP) /* Clock Setup */ + +#if ((SYSPLLCLKSEL_Val & 0x03) == 1) + LPC_IOCON->PIO0_8 &= ~(0x3 << 3); + LPC_IOCON->PIO0_9 &= ~(0x3 << 3); + LPC_SWM->PINENABLE0 &= ~(0x3 << 4); + LPC_SYSCON->PDRUNCFG &= ~(0x1 << 5); /* Power-up System Osc */ + LPC_SYSCON->SYSOSCCTRL = SYSOSCCTRL_Val; + for (i = 0; i < 200; i++) __NOP(); +#endif +#if ((SYSPLLCLKSEL_Val & 0x03) == 3) + LPC_IOCON->PIO0_1 &= ~(0x3 << 3); + LPC_SWM->PINENABLE0 &= ~(0x1 << 7); + for (i = 0; i < 200; i++) __NOP(); +#endif + + LPC_SYSCON->SYSPLLCLKSEL = SYSPLLCLKSEL_Val; /* Select PLL Input */ + LPC_SYSCON->SYSPLLCLKUEN = 0x01; /* Update Clock Source */ + while (!(LPC_SYSCON->SYSPLLCLKUEN & 0x01)); /* Wait Until Updated */ +#if ((MAINCLKSEL_Val & 0x03) == 3) /* Main Clock is PLL Out */ + LPC_SYSCON->SYSPLLCTRL = SYSPLLCTRL_Val; + LPC_SYSCON->PDRUNCFG &= ~(0x1 << 7); /* Power-up SYSPLL */ + while (!(LPC_SYSCON->SYSPLLSTAT & 0x01)); /* Wait Until PLL Locked */ +#endif + +#if (((MAINCLKSEL_Val & 0x03) == 2) ) + LPC_SYSCON->WDTOSCCTRL = WDTOSCCTRL_Val; + LPC_SYSCON->PDRUNCFG &= ~(0x1 << 6); /* Power-up WDT Clock */ + for (i = 0; i < 200; i++) __NOP(); +#endif + + LPC_SYSCON->MAINCLKSEL = MAINCLKSEL_Val; /* Select PLL Clock Output */ + LPC_SYSCON->MAINCLKUEN = 0x01; /* Update MCLK Clock Source */ + while (!(LPC_SYSCON->MAINCLKUEN & 0x01)); /* Wait Until Updated */ + + LPC_SYSCON->SYSAHBCLKDIV = SYSAHBCLKDIV_Val; +#endif +} diff --git a/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.h b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.h new file mode 100644 index 00000000000..f559e944c6c --- /dev/null +++ b/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC810/system_LPC8xx.h @@ -0,0 +1,62 @@ +/****************************************************************************** + * @file: system_LPC8xx.h + * @purpose: CMSIS Cortex-M0+ Device Peripheral Access Layer Header File + * for the NXP LPC8xx Device Series + * @version: V1.0 + * @date: 16. Aug. 2012 + *---------------------------------------------------------------------------- + * + * Copyright (C) 2012 ARM Limited. All rights reserved. + * + * ARM Limited (ARM) is supplying this software for use with Cortex-M0+ + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#ifndef __SYSTEM_LPC8xx_H +#define __SYSTEM_LPC8xx_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ + + +/** + * Initialize the system + * + * @param none + * @return none + * + * @brief Setup the microcontroller system. + * Initialize the System and update the SystemCoreClock variable. + */ +extern void SystemInit (void); + +/** + * Update SystemCoreClock variable + * + * @param none + * @return none + * + * @brief Updates the SystemCoreClock with current core Clock + * retrieved from cpu registers. + */ +extern void SystemCoreClockUpdate (void); + +#ifdef __cplusplus +} +#endif + +#endif /* __SYSTEM_LPC8xx_H */ diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PeripheralNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PeripheralNames.h new file mode 100644 index 00000000000..988c1cb898b --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PeripheralNames.h @@ -0,0 +1,30 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_PERIPHERALNAMES_H +#define MBED_PERIPHERALNAMES_H + +#include "cmsis.h" + +#ifdef __cplusplus +extern "C" { +#endif + + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PinNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PinNames.h new file mode 100644 index 00000000000..c651b1e56ed --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PinNames.h @@ -0,0 +1,80 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_PINNAMES_H +#define MBED_PINNAMES_H + +#include "cmsis.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef enum { + PIN_INPUT, + PIN_OUTPUT +} PinDirection; + +typedef enum { + P0_0 = 0, + P0_1 = 1, + P0_2 = 2, + P0_3 = 3, + P0_4 = 4, + P0_5 = 5, + + dp1 = P0_5, + dp2 = P0_4, + dp3 = P0_3, + dp4 = P0_2, + dp5 = P0_1, + dp8 = P0_0, + + // mbed original LED naming + LED1 = P0_2, + LED2 = P0_2, + LED3 = P0_2, + LED4 = P0_2, + LED_RED = P0_2, + + // Serial to USB pins + USBTX = P0_4, + USBRX = P0_0, + + // Not connected + NC = (int)0xFFFFFFFF, +} PinName; + +typedef enum { + PullUp = 2, + PullDown = 1, + PullNone = 0, + Repeater = 3, + OpenDrain = 4 +} PinMode; + +#define STDIO_UART_TX USBTX +#define STDIO_UART_RX USBRX + +typedef struct { + unsigned char n; + unsigned char offset; +} SWM_Map; + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PortNames.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PortNames.h new file mode 100644 index 00000000000..bbd5b31103a --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/PortNames.h @@ -0,0 +1,30 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_PORTNAMES_H +#define MBED_PORTNAMES_H + +#ifdef __cplusplus +extern "C" { +#endif + +typedef enum { + Port0 = 0, +} PortName; + +#ifdef __cplusplus +} +#endif +#endif diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/device.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/device.h new file mode 100644 index 00000000000..ddb923bb838 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/device.h @@ -0,0 +1,57 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_DEVICE_H +#define MBED_DEVICE_H + +#define DEVICE_PORTIN 0 +#define DEVICE_PORTOUT 0 +#define DEVICE_PORTINOUT 0 + +#define DEVICE_INTERRUPTIN 1 + +#define DEVICE_ANALOGIN 0 +#define DEVICE_ANALOGOUT 0 + +#define DEVICE_SERIAL 1 + +#define DEVICE_I2C 1 +#define DEVICE_I2CSLAVE 0 + +#define DEVICE_SPI 1 +#define DEVICE_SPISLAVE 0 + +#define DEVICE_CAN 0 + +#define DEVICE_RTC 0 + +#define DEVICE_ETHERNET 0 + +#define DEVICE_PWMOUT 0 + +#define DEVICE_SEMIHOST 0 +#define DEVICE_LOCALFILESYSTEM 0 + +#define DEVICE_SLEEP 0 + +#define DEVICE_DEBUG_AWARENESS 0 + +#define DEVICE_STDIO_MESSAGES 1 + +#define DEVICE_ERROR_RED 1 + +#include "objects.h" + +#endif diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_api.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_api.c new file mode 100644 index 00000000000..62754bc3b5a --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_api.c @@ -0,0 +1,69 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include "gpio_api.h" +#include "pinmap.h" + +static int gpio_enabled = 0; +static void gpio_enable(void) { + gpio_enabled = 1; + + /* Enable AHB clock to the GPIO domain. */ + LPC_SYSCON->SYSAHBCLKCTRL |= (1<<6); + + /* Peripheral reset control to GPIO and GPIO INT, a "1" bring it out of reset. */ + LPC_SYSCON->PRESETCTRL &= ~(0x1<<10); + LPC_SYSCON->PRESETCTRL |= (0x1<<10); +} + +uint32_t gpio_set(PinName pin) { + int f = 0; + + if (!gpio_enabled) + gpio_enable(); + + pin_function(pin, f); + + return (1 << ((int)pin & 0x1F)); +} + +void gpio_init(gpio_t *obj, PinName pin, PinDirection direction) { + if(pin == NC) return; + + obj->pin = pin; + obj->mask = gpio_set(pin); + + obj->reg_set = &LPC_GPIO_PORT->SET0; + obj->reg_clr = &LPC_GPIO_PORT->CLR0; + obj->reg_in = &LPC_GPIO_PORT->PIN0; + obj->reg_dir = &LPC_GPIO_PORT->DIR0; + + gpio_dir(obj, direction); + switch (direction) { + case PIN_OUTPUT: pin_mode(pin, PullNone); break; + case PIN_INPUT : pin_mode(pin, PullDown); break; + } +} + +void gpio_mode(gpio_t *obj, PinMode mode) { + pin_mode(obj->pin, mode); +} + +void gpio_dir(gpio_t *obj, PinDirection direction) { + switch (direction) { + case PIN_INPUT : *obj->reg_dir &= ~obj->mask; break; + case PIN_OUTPUT: *obj->reg_dir |= obj->mask; break; + } +} diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_irq_api.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_irq_api.c new file mode 100644 index 00000000000..c90c31a3da5 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_irq_api.c @@ -0,0 +1,127 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include + +#include "cmsis.h" +#include "gpio_irq_api.h" +#include "error.h" + +#define CHANNEL_NUM 8 +#define LPC_GPIO_X LPC_PIN_INT +#define PININT_IRQ PININT0_IRQn + +static uint32_t channel_ids[CHANNEL_NUM] = {0}; +static gpio_irq_handler irq_handler; + +static inline void handle_interrupt_in(uint32_t channel) { + uint32_t ch_bit = (1 << channel); + // Return immediately if: + // * The interrupt was already served + // * There is no user handler + // * It is a level interrupt, not an edge interrupt + if ( ((LPC_GPIO_X->IST & ch_bit) == 0) || + (channel_ids[channel] == 0 ) || + (LPC_GPIO_X->ISEL & ch_bit ) ) return; + + if ((LPC_GPIO_X->IENR & ch_bit) && (LPC_GPIO_X->RISE & ch_bit)) { + irq_handler(channel_ids[channel], IRQ_RISE); + LPC_GPIO_X->RISE = ch_bit; + } + if ((LPC_GPIO_X->IENF & ch_bit) && (LPC_GPIO_X->FALL & ch_bit)) { + irq_handler(channel_ids[channel], IRQ_FALL); + } + LPC_GPIO_X->IST = ch_bit; +} + +void gpio_irq0(void) {handle_interrupt_in(0);} +void gpio_irq1(void) {handle_interrupt_in(1);} +void gpio_irq2(void) {handle_interrupt_in(2);} +void gpio_irq3(void) {handle_interrupt_in(3);} +void gpio_irq4(void) {handle_interrupt_in(4);} +void gpio_irq5(void) {handle_interrupt_in(5);} +void gpio_irq6(void) {handle_interrupt_in(6);} +void gpio_irq7(void) {handle_interrupt_in(7);} + +int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id) { + if (pin == NC) return -1; + + irq_handler = handler; + + int found_free_channel = 0; + int i = 0; + for (i=0; ich = i; + found_free_channel = 1; + break; + } + } + if (!found_free_channel) return -1; + + /* Enable AHB clock to the GPIO domain. */ + LPC_SYSCON->SYSAHBCLKCTRL |= (1<<6); + + LPC_SYSCON->PINTSEL[obj->ch] = pin; + + // Interrupt Wake-Up Enable + LPC_SYSCON->STARTERP0 |= 1 << obj->ch; + + void (*channels_irq)(void) = NULL; + switch (obj->ch) { + case 0: channels_irq = &gpio_irq0; break; + case 1: channels_irq = &gpio_irq1; break; + case 2: channels_irq = &gpio_irq2; break; + case 3: channels_irq = &gpio_irq3; break; + case 4: channels_irq = &gpio_irq4; break; + case 5: channels_irq = &gpio_irq5; break; + case 6: channels_irq = &gpio_irq6; break; + case 7: channels_irq = &gpio_irq7; break; + } + NVIC_SetVector((IRQn_Type)(PININT_IRQ + obj->ch), (uint32_t)channels_irq); + NVIC_EnableIRQ((IRQn_Type)(PININT_IRQ + obj->ch)); + + return 0; +} + +void gpio_irq_free(gpio_irq_t *obj) { + channel_ids[obj->ch] = 0; + LPC_SYSCON->STARTERP0 &= ~(1 << obj->ch); +} + +void gpio_irq_set(gpio_irq_t *obj, gpio_irq_event event, uint32_t enable) { + unsigned int ch_bit = (1 << obj->ch); + + // Clear interrupt + if (!(LPC_GPIO_X->ISEL & ch_bit)) + LPC_GPIO_X->IST = ch_bit; + + // Edge trigger + LPC_GPIO_X->ISEL &= ~ch_bit; + if (event == IRQ_RISE) { + if (enable) { + LPC_GPIO_X->IENR |= ch_bit; + } else { + LPC_GPIO_X->IENR &= ~ch_bit; + } + } else { + if (enable) { + LPC_GPIO_X->IENF |= ch_bit; + } else { + LPC_GPIO_X->IENF &= ~ch_bit; + } + } +} diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_object.h b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_object.h new file mode 100644 index 00000000000..8f8d5eb5952 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/gpio_object.h @@ -0,0 +1,48 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_GPIO_OBJECT_H +#define MBED_GPIO_OBJECT_H + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct { + PinName pin; + uint32_t mask; + + __IO uint32_t *reg_dir; + __IO uint32_t *reg_set; + __IO uint32_t *reg_clr; + __I uint32_t *reg_in; +} gpio_t; + +static inline void gpio_write(gpio_t *obj, int value) { + if (value) + *obj->reg_set = obj->mask; + else + *obj->reg_clr = obj->mask; +} + +static inline int gpio_read(gpio_t *obj) { + return ((*obj->reg_in & obj->mask) ? 1 : 0); +} + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/i2c_api.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/i2c_api.c new file mode 100644 index 00000000000..f6424724c84 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/i2c_api.c @@ -0,0 +1,242 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include "i2c_api.h" +#include "cmsis.h" +#include "pinmap.h" +#include "error.h" + +static const SWM_Map SWM_I2C_SDA[] = { + {7, 24}, +}; + +static const SWM_Map SWM_I2C_SCL[] = { + {8, 0}, +}; + +static uint8_t repeated_start = 0; + +#define I2C_DAT(x) (x->i2c->MSTDAT) +#define I2C_STAT(x) ((x->i2c->STAT >> 1) & (0x07)) + +static inline int i2c_status(i2c_t *obj) { + return I2C_STAT(obj); +} + +// Wait until the Serial Interrupt (SI) is set +static int i2c_wait_SI(i2c_t *obj) { + int timeout = 0; + while (!(obj->i2c->STAT & (1 << 0))) { + timeout++; + if (timeout > 100000) return -1; + } + return 0; +} + +static inline void i2c_interface_enable(i2c_t *obj) { + obj->i2c->CFG |= (1 << 0); +} + +static inline void i2c_power_enable(i2c_t *obj) { + LPC_SYSCON->SYSAHBCLKCTRL |= (1<<5); + LPC_SYSCON->PRESETCTRL &= ~(0x1<<6); + LPC_SYSCON->PRESETCTRL |= (0x1<<6); +} + +void i2c_init(i2c_t *obj, PinName sda, PinName scl) { + obj->i2c = (LPC_I2C_TypeDef *)LPC_I2C; + + const SWM_Map *swm; + uint32_t regVal; + + swm = &SWM_I2C_SDA[0]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (sda << swm->offset); + + swm = &SWM_I2C_SCL[0]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (scl << swm->offset); + + // enable power + i2c_power_enable(obj); + // set default frequency at 100k + i2c_frequency(obj, 100000); + i2c_interface_enable(obj); +} + +inline int i2c_start(i2c_t *obj) { + int status = 0; + if (repeated_start) { + obj->i2c->MSTCTL = (1 << 1) | (1 << 0); + repeated_start = 0; + } else { + obj->i2c->MSTCTL = (1 << 1); + } + return status; +} + +inline int i2c_stop(i2c_t *obj) { + int timeout = 0; + + obj->i2c->MSTCTL = (1 << 2) | (1 << 0); + while ((obj->i2c->STAT & ((1 << 0) | (7 << 1))) != ((1 << 0) | (0 << 1))) { + timeout ++; + if (timeout > 100000) return 1; + } + + return 0; +} + + +static inline int i2c_do_write(i2c_t *obj, int value, uint8_t addr) { + // write the data + I2C_DAT(obj) = value; + + if (!addr) + obj->i2c->MSTCTL = (1 << 0); + + // wait and return status + i2c_wait_SI(obj); + return i2c_status(obj); +} + +static inline int i2c_do_read(i2c_t *obj, int last) { + // wait for it to arrive + i2c_wait_SI(obj); + if (!last) + obj->i2c->MSTCTL = (1 << 0); + + // return the data + return (I2C_DAT(obj) & 0xFF); +} + +void i2c_frequency(i2c_t *obj, int hz) { + // No peripheral clock divider on the M0 + uint32_t PCLK = SystemCoreClock; + + uint32_t clkdiv = PCLK / (hz * 4) - 1; + + obj->i2c->DIV = clkdiv; + obj->i2c->MSTTIME = 0; +} + +// The I2C does a read or a write as a whole operation +// There are two types of error conditions it can encounter +// 1) it can not obtain the bus +// 2) it gets error responses at part of the transmission +// +// We tackle them as follows: +// 1) we retry until we get the bus. we could have a "timeout" if we can not get it +// which basically turns it in to a 2) +// 2) on error, we use the standard error mechanisms to report/debug +// +// Therefore an I2C transaction should always complete. If it doesn't it is usually +// because something is setup wrong (e.g. wiring), and we don't need to programatically +// check for that + +int i2c_read(i2c_t *obj, int address, char *data, int length, int stop) { + int count, status; + + i2c_start(obj); + + status = i2c_do_write(obj, (address | 0x01), 1); + if (status != 0x01) { + i2c_stop(obj); + return I2C_ERROR_NO_SLAVE; + } + + // Read in all except last byte + for (count = 0; count < (length - 1); count++) { + int value = i2c_do_read(obj, 0); + status = i2c_status(obj); + if (status != 0x00) { + i2c_stop(obj); + return count; + } + data[count] = (char) value; + } + + // read in last byte + int value = i2c_do_read(obj, 1); + status = i2c_status(obj); + if (status != 0x01) { + i2c_stop(obj); + return length - 1; + } + + data[count] = (char) value; + + // If not repeated start, send stop. + if (stop) { + i2c_stop(obj); + } else { + repeated_start = 1; + } + + return length; +} + +int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop) { + int i, status; + + i2c_start(obj); + + status = i2c_do_write(obj, (address & 0xFE), 1); + if (status != 0x02) { + i2c_stop(obj); + return I2C_ERROR_NO_SLAVE; + } + + for (i=0; iPIO0_0 , &LPC_IOCON->PIO0_1 , &LPC_IOCON->PIO0_2 , + &LPC_IOCON->PIO0_3 , &LPC_IOCON->PIO0_4 , &LPC_IOCON->PIO0_5 , + &LPC_IOCON->PIO0_6 , &LPC_IOCON->PIO0_7 , &LPC_IOCON->PIO0_8 , + &LPC_IOCON->PIO0_9 , &LPC_IOCON->PIO0_10, &LPC_IOCON->PIO0_11, + &LPC_IOCON->PIO0_12, &LPC_IOCON->PIO0_13, &LPC_IOCON->PIO0_14, + &LPC_IOCON->PIO0_15, &LPC_IOCON->PIO0_16, &LPC_IOCON->PIO0_17, +}; + +void pin_function(PinName pin, int function) { + +} + +void pin_mode(PinName pin, PinMode mode) { + if (pin == (uint32_t)NC) { return; } + + if ((pin == 10) || (pin == 11)) { + // True open-drain pins can be configured for different I2C-bus speeds + return; + } + + __IO uint32_t *reg = IOCON_REGISTERS[pin]; + + if (mode == OpenDrain) { + *reg |= (1 << 10); + } else { + uint32_t tmp = *reg; + tmp &= ~(0x3 << 3); + tmp |= (mode & 0x3) << 3; + *reg = tmp; + } +} diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/serial_api.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/serial_api.c new file mode 100644 index 00000000000..9a98f82e870 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/serial_api.c @@ -0,0 +1,280 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +// math.h required for floating point operations for baud rate calculation +#include +#include + +#include "serial_api.h" +#include "cmsis.h" +#include "pinmap.h" +#include "error.h" + +/****************************************************************************** + * INITIALIZATION + ******************************************************************************/ +#define UART_NUM 3 + +static const SWM_Map SWM_UART_TX[] = { + {0, 0}, + {1, 8}, + {2, 16}, +}; + +static const SWM_Map SWM_UART_RX[] = { + {0, 8}, + {1, 16}, + {2, 24}, +}; + +// bit flags for used UARTs +static unsigned char uart_used = 0; +static int get_available_uart(void) { + int i; + for (i=0; i<3; i++) { + if ((uart_used & (1 << i)) == 0) + return i; + } + return -1; +} + +#define UART_EN (0x01<<0) + +#define CTS_DELTA (0x01<<5) +#define RXBRK (0x01<<10) +#define DELTA_RXBRK (0x01<<11) + +#define RXRDY (0x01<<0) +#define TXRDY (0x01<<2) + +#define TXBRKEN (0x01<<1) + +static uint32_t UARTSysClk; + +static uint32_t serial_irq_ids[UART_NUM] = {0}; +static uart_irq_handler irq_handler; + +int stdio_uart_inited = 0; +serial_t stdio_uart; + +void serial_init(serial_t *obj, PinName tx, PinName rx) { + int is_stdio_uart = 0; + + int uart_n = get_available_uart(); + if (uart_n == -1) { + error("No available UART"); + } + obj->index = uart_n; + obj->uart = (LPC_USART_TypeDef *)(LPC_USART0_BASE + (0x4000 * uart_n)); + uart_used |= (1 << uart_n); + + const SWM_Map *swm; + uint32_t regVal; + + swm = &SWM_UART_TX[uart_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (tx << swm->offset); + + swm = &SWM_UART_RX[uart_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (rx << swm->offset); + + /* uart clock divided by 1 */ + LPC_SYSCON->UARTCLKDIV = 1; + + /* disable uart interrupts */ + NVIC_DisableIRQ((IRQn_Type)(UART0_IRQn + uart_n)); + + /* Enable UART clock */ + LPC_SYSCON->SYSAHBCLKCTRL |= (1 << (14 + uart_n)); + + /* Peripheral reset control to UART, a "1" bring it out of reset. */ + LPC_SYSCON->PRESETCTRL &= ~(0x1 << (3 + uart_n)); + LPC_SYSCON->PRESETCTRL |= (0x1 << (3 + uart_n)); + + UARTSysClk = SystemCoreClock / LPC_SYSCON->UARTCLKDIV; + + // set default baud rate and format + serial_baud (obj, 9600); + serial_format(obj, 8, ParityNone, 1); + + /* Clear all status bits. */ + obj->uart->STAT = CTS_DELTA | DELTA_RXBRK; + + /* enable uart interrupts */ + NVIC_EnableIRQ((IRQn_Type)(UART0_IRQn + uart_n)); + + /* Enable UART interrupt */ + // obj->uart->INTENSET = RXRDY | TXRDY | DELTA_RXBRK; + + /* Enable UART */ + obj->uart->CFG |= UART_EN; + + is_stdio_uart = ((tx == USBTX) && (rx == USBRX)); + + if (is_stdio_uart) { + stdio_uart_inited = 1; + memcpy(&stdio_uart, obj, sizeof(serial_t)); + } +} + +void serial_free(serial_t *obj) { + uart_used &= ~(1 << obj->index); + serial_irq_ids[obj->index] = 0; +} + +// serial_baud +// set the baud rate, taking in to account the current SystemFrequency +void serial_baud(serial_t *obj, int baudrate) { + /* Integer divider: + BRG = UARTSysClk/(Baudrate * 16) - 1 + + Frational divider: + FRG = ((UARTSysClk / (Baudrate * 16 * (BRG + 1))) - 1) + + where + FRG = (LPC_SYSCON->UARTFRDADD + 1) / (LPC_SYSCON->UARTFRDSUB + 1) + + (1) The easiest way is set SUB value to 256, -1 encoded, thus SUB + register is 0xFF. + (2) In ADD register value, depending on the value of UartSysClk, + baudrate, BRG register value, and SUB register value, be careful + about the order of multiplier and divider and make sure any + multiplier doesn't exceed 32-bit boundary and any divider doesn't get + down below one(integer 0). + (3) ADD should be always less than SUB. + */ + obj->uart->BRG = UARTSysClk / 16 / baudrate - 1; + + LPC_SYSCON->UARTFRGDIV = 0xFF; + LPC_SYSCON->UARTFRGMULT = ( ((UARTSysClk / 16) * (LPC_SYSCON->UARTFRGDIV + 1)) / + (baudrate * (obj->uart->BRG + 1)) + ) - (LPC_SYSCON->UARTFRGDIV + 1); + +} + +void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits) { + // 0: 1 stop bits, 1: 2 stop bits + if (stop_bits != 1 && stop_bits != 2) { + error("Invalid stop bits specified"); + } + stop_bits -= 1; + + // 0: 7 data bits ... 2: 9 data bits + if (data_bits < 7 || data_bits > 9) { + error("Invalid number of bits (%d) in serial format, should be 7..9", data_bits); + } + data_bits -= 7; + + int paritysel; + switch (parity) { + case ParityNone: paritysel = 0; break; + case ParityEven: paritysel = 2; break; + case ParityOdd : paritysel = 3; break; + default: + error("Invalid serial parity setting"); + return; + } + + obj->uart->CFG = (data_bits << 2) + | (paritysel << 4) + | (stop_bits << 6); +} + +/****************************************************************************** + * INTERRUPTS HANDLING + ******************************************************************************/ +static inline void uart_irq(uint32_t iir, uint32_t index) { + // [Chapter 14] LPC17xx UART0/2/3: UARTn Interrupt Handling + SerialIrq irq_type; + switch (iir) { + case 1: irq_type = TxIrq; break; + case 2: irq_type = RxIrq; break; + default: return; + } + + if (serial_irq_ids[index] != 0) + irq_handler(serial_irq_ids[index], irq_type); +} + +void uart0_irq() {uart_irq((LPC_USART0->STAT & (1 << 2)) ? 2 : 1, 0);} +void uart1_irq() {uart_irq((LPC_USART1->STAT & (1 << 2)) ? 2 : 1, 1);} +void uart2_irq() {uart_irq((LPC_USART2->STAT & (1 << 2)) ? 2 : 1, 2);} + +void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id) { + irq_handler = handler; + serial_irq_ids[obj->index] = id; +} + +void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable) { + IRQn_Type irq_n = (IRQn_Type)0; + uint32_t vector = 0; + switch ((int)obj->uart) { + case LPC_USART0_BASE: irq_n=UART0_IRQn; vector = (uint32_t)&uart0_irq; break; + case LPC_USART1_BASE: irq_n=UART1_IRQn; vector = (uint32_t)&uart1_irq; break; + case LPC_USART2_BASE: irq_n=UART2_IRQn; vector = (uint32_t)&uart2_irq; break; + } + + if (enable) { + obj->uart->INTENSET = (1 << ((irq == RxIrq) ? 0 : 2)); + NVIC_SetVector(irq_n, vector); + NVIC_EnableIRQ(irq_n); + } else { // disable + int all_disabled = 0; + SerialIrq other_irq = (irq == RxIrq) ? (TxIrq) : (RxIrq); + obj->uart->INTENSET &= ~(1 << ((irq == RxIrq) ? 0 : 2)); + all_disabled = (obj->uart->INTENSET & (1 << ((other_irq == RxIrq) ? 0 : 2))) == 0; + if (all_disabled) + NVIC_DisableIRQ(irq_n); + } +} + +/****************************************************************************** + * READ/WRITE + ******************************************************************************/ +int serial_getc(serial_t *obj) { + while (!serial_readable(obj)); + return obj->uart->RXDATA; +} + +void serial_putc(serial_t *obj, int c) { + while (!serial_writable(obj)); + obj->uart->TXDATA = c; +} + +int serial_readable(serial_t *obj) { + return obj->uart->STAT & RXRDY; +} + +int serial_writable(serial_t *obj) { + return obj->uart->STAT & TXRDY; +} + +void serial_clear(serial_t *obj) { + // [TODO] +} + +void serial_pinout_tx(PinName tx) { + +} + +void serial_break_set(serial_t *obj) { + obj->uart->CTRL |= TXBRKEN; +} + +void serial_break_clear(serial_t *obj) { + obj->uart->CTRL &= ~TXBRKEN; +} + diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/spi_api.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/spi_api.c new file mode 100644 index 00000000000..0a5d9797fd6 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/spi_api.c @@ -0,0 +1,210 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include + +#include "spi_api.h" +#include "cmsis.h" +#include "pinmap.h" +#include "error.h" + +static const SWM_Map SWM_SPI_SSEL[] = { + {4, 16}, + {5, 16}, +}; + +static const SWM_Map SWM_SPI_SCLK[] = { + {3, 24}, + {4, 24}, +}; + +static const SWM_Map SWM_SPI_MOSI[] = { + {4, 0}, + {5, 0}, +}; + +static const SWM_Map SWM_SPI_MISO[] = { + {4, 8}, + {5, 16}, +}; + +// bit flags for used SPIs +static unsigned char spi_used = 0; +static int get_available_spi(void) { + int i; + for (i=0; i<2; i++) { + if ((spi_used & (1 << i)) == 0) + return i; + } + return -1; +} + +static inline int ssp_disable(spi_t *obj); +static inline int ssp_enable(spi_t *obj); + +void spi_init(spi_t *obj, PinName mosi, PinName miso, PinName sclk, PinName ssel) { + int spi_n = get_available_spi(); + if (spi_n == -1) { + error("No available SPI"); + } + obj->spi_n = spi_n; + spi_used |= (1 << spi_n); + + obj->spi = (spi_n) ? (LPC_SPI_TypeDef *)(LPC_SPI1_BASE) : (LPC_SPI_TypeDef *)(LPC_SPI0_BASE); + + const SWM_Map *swm; + uint32_t regVal; + + swm = &SWM_SPI_SCLK[obj->spi_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (sclk << swm->offset); + + swm = &SWM_SPI_MOSI[obj->spi_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (mosi << swm->offset); + + swm = &SWM_SPI_MISO[obj->spi_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (miso << swm->offset); + + swm = &SWM_SPI_SSEL[obj->spi_n]; + regVal = LPC_SWM->PINASSIGN[swm->n] & ~(0xFF << swm->offset); + LPC_SWM->PINASSIGN[swm->n] = regVal | (ssel << swm->offset); + + // clear interrupts + obj->spi->INTENCLR = 0x3f; + + // enable power and clocking + switch (obj->spi_n) { + case 0: + LPC_SYSCON->SYSAHBCLKCTRL |= (1<<11); + LPC_SYSCON->PRESETCTRL &= ~(0x1<<0); + LPC_SYSCON->PRESETCTRL |= (0x1<<0); + break; + case 1: + LPC_SYSCON->SYSAHBCLKCTRL |= (1<<12); + LPC_SYSCON->PRESETCTRL &= ~(0x1<<1); + LPC_SYSCON->PRESETCTRL |= (0x1<<1); + break; + } + + // set default format and frequency + if (ssel == NC) { + spi_format(obj, 8, 0, 0); // 8 bits, mode 0, master + } else { + spi_format(obj, 8, 0, 1); // 8 bits, mode 0, slave + } + spi_frequency(obj, 1000000); + + // enable the ssp channel + ssp_enable(obj); +} + +void spi_free(spi_t *obj) {} + +void spi_format(spi_t *obj, int bits, int mode, int slave) { + ssp_disable(obj); + + if (!(bits >= 1 && bits <= 16) || !(mode >= 0 && mode <= 3)) { + error("SPI format error"); + } + + + int polarity = (mode & 0x2) ? 1 : 0; + int phase = (mode & 0x1) ? 1 : 0; + + // set it up + int DSS = bits - 1; // DSS (data select size) + int SPO = (polarity) ? 1 : 0; // SPO - clock out polarity + int SPH = (phase) ? 1 : 0; // SPH - clock out phase + + uint32_t tmp = obj->spi->CFG; + tmp &= ~((1 << 2) | (1 << 4) | (1 << 5)); + tmp |= (SPH << 4) | (SPO << 5) | ((slave ? 0 : 1) << 2); + obj->spi->CFG = tmp; + + // select frame length + tmp = obj->spi->TXDATCTL; + tmp &= ~(0xf << 24); + tmp |= (DSS << 24); + obj->spi->TXDATCTL = tmp; + + ssp_enable(obj); +} + +void spi_frequency(spi_t *obj, int hz) { + ssp_disable(obj); + + uint32_t PCLK = SystemCoreClock; + + obj->spi->DIV = PCLK/hz - 1; + obj->spi->DLY = 0; + ssp_enable(obj); +} + +static inline int ssp_disable(spi_t *obj) { + return obj->spi->CFG &= ~(1 << 0); +} + +static inline int ssp_enable(spi_t *obj) { + return obj->spi->CFG |= (1 << 0); +} + +static inline int ssp_readable(spi_t *obj) { + return obj->spi->STAT & (1 << 0); +} + +static inline int ssp_writeable(spi_t *obj) { + return obj->spi->STAT & (1 << 1); +} + +static inline void ssp_write(spi_t *obj, int value) { + while (!ssp_writeable(obj)); + // end of transfer + obj->spi->TXDATCTL |= (1 << 20); + obj->spi->TXDAT = value; +} + +static inline int ssp_read(spi_t *obj) { + while (!ssp_readable(obj)); + return obj->spi->RXDAT; +} + +static inline int ssp_busy(spi_t *obj) { + // TODO + return 0; +} + +int spi_master_write(spi_t *obj, int value) { + ssp_write(obj, value); + return ssp_read(obj); +} + +int spi_slave_receive(spi_t *obj) { + return (ssp_readable(obj) && !ssp_busy(obj)) ? (1) : (0); +}; + +int spi_slave_read(spi_t *obj) { + return obj->spi->RXDAT; +} + +void spi_slave_write(spi_t *obj, int value) { + while (ssp_writeable(obj) == 0) ; + obj->spi->TXDAT = value; +} + +int spi_busy(spi_t *obj) { + return ssp_busy(obj); +} diff --git a/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/us_ticker.c b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/us_ticker.c new file mode 100644 index 00000000000..cf03fc931a7 --- /dev/null +++ b/libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC810/us_ticker.c @@ -0,0 +1,93 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include +#include "us_ticker_api.h" +#include "PeripheralNames.h" + +#define US_TICKER_TIMER_IRQn SCT_IRQn + +int us_ticker_inited = 0; + +void us_ticker_init(void) { + if (us_ticker_inited) return; + us_ticker_inited = 1; + + // Enable the SCT clock + LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 8); + + // Clear peripheral reset the SCT: + LPC_SYSCON->PRESETCTRL |= (1 << 8); + + // Unified counter (32 bits) + LPC_SCT->CONFIG |= 1; + + // halt and clear the counter + LPC_SCT->CTRL_L |= (1 << 2) | (1 << 3); + + // System Clock (12)MHz -> us_ticker (1)MHz + LPC_SCT->CTRL_L |= ((SystemCoreClock/1000000 - 1) << 5); + + // unhalt the counter: + // - clearing bit 2 of the CTRL register + LPC_SCT->CTRL_L &= ~(1 << 2); + + NVIC_SetVector(US_TICKER_TIMER_IRQn, (uint32_t)us_ticker_irq_handler); + NVIC_EnableIRQ(US_TICKER_TIMER_IRQn); +} + +uint32_t us_ticker_read() { + if (!us_ticker_inited) + us_ticker_init(); + + return LPC_SCT->COUNT_U; +} + +void us_ticker_set_interrupt(unsigned int timestamp) { + // halt the counter: + // - setting bit 2 of the CTRL register + LPC_SCT->CTRL_L |= (1 << 2); + + // set timestamp in compare register + LPC_SCT->MATCH[0].U = timestamp; + + // unhalt the counter: + // - clearing bit 2 of the CTRL register + LPC_SCT->CTRL_L &= ~(1 << 2); + + // if events are not enabled, enable them + if (!(LPC_SCT->EVEN & 0x01)) { + + // comb mode = match only + LPC_SCT->EVENT[0].CTRL = (1 << 12); + + // ref manual: + // In simple applications that do not + // use states, write 0x01 to this + // register to enable an event + LPC_SCT->EVENT[0].STATE |= 0x1; + + // enable events + LPC_SCT->EVEN |= 0x1; + } +} + +void us_ticker_disable_interrupt(void) { + LPC_SCT->EVEN &= ~1; +} + +void us_ticker_clear_interrupt(void) { + LPC_SCT->EVFLAG = 1; +} diff --git a/workspace_tools/export/uvision4_lpc1114.uvopt.tmpl b/workspace_tools/export/uvision4_lpc1114.uvopt.tmpl index 26ca506ab8c..4734a72b06f 100644 --- a/workspace_tools/export/uvision4_lpc1114.uvopt.tmpl +++ b/workspace_tools/export/uvision4_lpc1114.uvopt.tmpl @@ -21,7 +21,7 @@ - mbed NXP LPC1768 + mbed NXP LPC1114 0x4 ARM-ADS diff --git a/workspace_tools/export/uvision4_lpc1114.uvproj.tmpl b/workspace_tools/export/uvision4_lpc1114.uvproj.tmpl index 3274ae7279c..ddb8e210933 100644 --- a/workspace_tools/export/uvision4_lpc1114.uvproj.tmpl +++ b/workspace_tools/export/uvision4_lpc1114.uvproj.tmpl @@ -75,7 +75,7 @@ 0 0 - fromelf --bin -o build\{{name}}_LPC1768.bin build\{{name}}.axf + fromelf --bin -o build\{{name}}_LPC1114.bin build\{{name}}.axf 0 0 @@ -165,7 +165,7 @@ 0 -1 - 0 + 1 BIN\UL2CM3.DLL @@ -201,7 +201,7 @@ 0 "Cortex-M0" - 0 + 1 0 0 1 @@ -212,7 +212,7 @@ 0 0 8 - 0 + 1 0 0 3 diff --git a/workspace_tools/targets.py b/workspace_tools/targets.py index 4bc73becdc4..20cf2d598e1 100644 --- a/workspace_tools/targets.py +++ b/workspace_tools/targets.py @@ -134,6 +134,19 @@ def __init__(self): self.is_disk_virtual = True +class LPC810(Target): + def __init__(self): + Target.__init__(self) + + self.core = "Cortex-M0+" + + self.extra_labels = ['NXP', 'LPC810'] + + self.supported_toolchains = ["uARM"] + + self.is_disk_virtual = True + + class LPC4088(Target): def __init__(self): Target.__init__(self) @@ -287,6 +300,7 @@ def __init__(self): KL05Z(), KL25Z(), LPC812(), + LPC810(), LPC4088(), LPC4330_M4(), STM32F407(),