Closed
Description
Describe the bug
STM32G071RB STM32G070RB UART4 invalid
uart1,uart2,uart3 normally
To Reproduce
Test board: Nucleo-G071RB
//HardwareSerial Serial4(PA1,PA0); // GPIO_AF4_USART4
HardwareSerial Serial4(PC11,PC10); // GPIO_AF1_USART4
void setup()
{
Serial4.begin(115200);
}
void loop()
{
Serial4.println("test");
delay(1000);
}
Steps to reproduce the behavior:
- Plug
- Oscilloscope measurement PA0, PC10 output,(Output HIGH, no signal)
Expected behavior
Screenshots
If applicable, add screenshots to help explain your problem.
Desktop (please complete the following information):
- OS: [Windows10]
- Arduino IDE version: [1.8.12]
- STM32 core version: [1.9.0]
- Tools menu settings : nucleo64, NucleoG071RB , default....
- Upload method: [STLink]
Board (please complete the following information):
- Name: [e.g. Nucleo G071RB]