STM32 MCUs Products

HAL_UART_RxCpltCallback() doesn't trigger

I am working on a STL32F401RET6 MCU and the HAL_UART_RxCpltCallback() doesn't work even though I turned the global interrupt on.Here is my code for the callback functions : void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { HAL_GPIO_T...

CANbus: Check if CAN message failed to send X number of times

Hello,I am working on a CANbus communication with a critical system component that, if it is NOT communicating, portions of the systems should be shut down. I am trying to come up with a way to determine if communication is lost, but I feel like the ...

STM32G0B1RE FDCAN normal / external loopback issue

Hi everyone,I am currently experiencing some issues with the FDCAN interface; my setup consists of two nucleo boards (Nucleo-G0B1RE) which use FDCAN interface to communicate with each other. As transceivers I am using two ATA6563-click boards.The clo...

NUCLEO-C031C6 upates adc value only once upon start up but does not update afterwards

I am working with a NUCLEO-C031C6 board using STM32Cube ide V1.11.0 and I am noticing something weird with my ADC readings, I am using PA0 and PA1 for AIN0 and AIN1 when I launch the application I get the correct value if I have a signal input on AIN...

Can STM32F4 work as FSMC slave?

Hi, I am working on a design where FSMC interface is used. However, I need STM32F4 device to act as a slave on FSMC bus. Is STM32F4 able to act as the FSMC slave? Thank you.

AR STM32 RBTH GH X CHN This is a dot-matrix subtitle machine with the writing on the surface of the microprocessor still visible after it has been painted over. Can you tell me what kind of microprocessor it might be? Thank you!

STM32 and sim900a tcp/ip

Hi, i'm using an stm32F446re to read modbus rtu buffer from plc using usart1. now i need to send this data to a server using the gprs module sim900a on uart4 via tcp/ip. Any help please???????????

In I2C slave mode, IS there any way to put a NACK token at first receive byte, when host issue block read

I implement I2C slave mode at STM32L5x series MCU, Here I have a chances to put NACK token at first receive byte(command code judged),when host issue block read command, But the ACK of first byte receive seems control by HW, Software has no chance to...