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Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,10 @@ void timer_update_irq_handler(void)

// Clear Update interrupt flag
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_UPDATE) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_UPDATE);
SlaveCounter++;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_UPDATE) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_UPDATE);
SlaveCounter++;
}
}
}

Expand All @@ -64,31 +66,35 @@ void timer_oc_irq_handler(void)

// Channel 1 for mbed timeout
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_CC1);
if (oc_rem_part > 0) {
set_compare(oc_rem_part); // Finish the remaining time left
oc_rem_part = 0;
} else {
if (oc_int_part > 0) {
set_compare(0xFFFF);
oc_rem_part = cval; // To finish the counter loop the next time
oc_int_part--;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
if (oc_rem_part > 0) {
set_compare(oc_rem_part); // Finish the remaining time left
oc_rem_part = 0;
} else {
us_ticker_irq_handler();
if (oc_int_part > 0) {
set_compare(0xFFFF);
oc_rem_part = cval; // To finish the counter loop the next time
oc_int_part--;
} else {
us_ticker_irq_handler();
}
}
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
}
}
}
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,23 +41,28 @@ void us_ticker_irq_handler(void);

void timer_irq_handler(void) {
// Channel 1 for mbed timeout
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC1) == SET) {
us_ticker_irq_handler();
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
#if 0 // For DEBUG only
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
#endif
}
}
}
}
Expand All @@ -77,7 +82,7 @@ HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) {
// Configure time base
TimMasterHandle.Instance = TIM_MST;
TimMasterHandle.Init.Period = 0xFFFFFFFF;
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 �s tick
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 us tick
TimMasterHandle.Init.ClockDivision = 0;
TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
TimMasterHandle.Init.RepetitionCounter = 0;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,23 +41,28 @@ void us_ticker_irq_handler(void);

void timer_irq_handler(void) {
// Channel 1 for mbed timeout
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC1) == SET) {
us_ticker_irq_handler();
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
#if 0 // For DEBUG only
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
#endif
}
}
}
}
Expand All @@ -77,7 +82,7 @@ HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) {
// Configure time base
TimMasterHandle.Instance = TIM_MST;
TimMasterHandle.Init.Period = 0xFFFFFFFF;
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 �s tick
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 us tick
TimMasterHandle.Init.ClockDivision = 0;
TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
TimMasterHandle.Init.RepetitionCounter = 0;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,10 @@ void timer_update_irq_handler(void)

// Clear Update interrupt flag
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_UPDATE) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_UPDATE);
SlaveCounter++;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_UPDATE) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_UPDATE);
SlaveCounter++;
}
}
}

Expand All @@ -64,34 +66,38 @@ void timer_oc_irq_handler(void)

// Channel 1 for mbed timeout
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_CC1);
if (oc_rem_part > 0) {
set_compare(oc_rem_part); // Finish the remaining time left
oc_rem_part = 0;
} else {
if (oc_int_part > 0) {
set_compare(0xFFFF);
oc_rem_part = cval; // To finish the counter loop the next time
oc_int_part--;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
if (oc_rem_part > 0) {
set_compare(oc_rem_part); // Finish the remaining time left
oc_rem_part = 0;
} else {
us_ticker_irq_handler();
if (oc_int_part > 0) {
set_compare(0xFFFF);
oc_rem_part = cval; // To finish the counter loop the next time
oc_int_part--;
} else {
us_ticker_irq_handler();
}
}
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
__HAL_TIM_CLEAR_FLAG(&TimMasterHandle, TIM_FLAG_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
#if 0 // For DEBUG only
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
#endif
}
}
}
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,24 +41,28 @@ void us_ticker_irq_handler(void);

void timer_irq_handler(void) {
// Channel 1 for mbed timeout
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
#if 0 // For DEBUG only
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
#endif
}
}
}
}
Expand All @@ -78,7 +82,7 @@ HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) {
// Configure time base
TimMasterHandle.Instance = TIM_MST;
TimMasterHandle.Init.Period = 0xFFFFFFFF;
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 �s tick
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 us tick
TimMasterHandle.Init.ClockDivision = 0;
TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
TimMasterHandle.Init.RepetitionCounter = 0;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,24 +41,28 @@ void us_ticker_irq_handler(void);

void timer_irq_handler(void) {
// Channel 1 for mbed timeout
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC1) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC1) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC1);
us_ticker_irq_handler();
}
}

// Channel 2 for HAL tick
if (__HAL_TIM_GET_ITSTATUS(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
if (__HAL_TIM_GET_FLAG(&TimMasterHandle, TIM_FLAG_CC2) == SET) {
if (__HAL_TIM_GET_IT_SOURCE(&TimMasterHandle, TIM_IT_CC2) == SET) {
__HAL_TIM_CLEAR_IT(&TimMasterHandle, TIM_IT_CC2);
uint32_t val = __HAL_TIM_GetCounter(&TimMasterHandle);
if ((val - PreviousVal) >= HAL_TICK_DELAY) {
// Increment HAL variable
HAL_IncTick();
// Prepare next interrupt
__HAL_TIM_SetCompare(&TimMasterHandle, TIM_CHANNEL_2, val + HAL_TICK_DELAY);
PreviousVal = val;
#if 0 // For DEBUG only
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_6);
#endif
}
}
}
}
Expand All @@ -78,7 +82,7 @@ HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) {
// Configure time base
TimMasterHandle.Instance = TIM_MST;
TimMasterHandle.Init.Period = 0xFFFFFFFF;
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 �s tick
TimMasterHandle.Init.Prescaler = (uint32_t)(SystemCoreClock / 1000000) - 1; // 1 us tick
TimMasterHandle.Init.ClockDivision = 0;
TimMasterHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
TimMasterHandle.Init.RepetitionCounter = 0;
Expand Down
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