STM32 MCUs Products

Cant use internal watchdog while using flash

hi I am using stm32l496 and when I use flash the watchdog gives error for some reason. and if for some reason flash works the watchdog always fails.Is there any solution anyone else has faced this issue ?

Not able to get multi-channel ADC continuous read with DMA to function

Using an STM32H757-EVAL (don't use CM4) with CubeMX. Configured my ADC1 as follows: DMA is: Start the process as follows (both calls return HAL_OK): I allow the code to run for 10 seconds and break. The m_hv_status_values buffer still has the initial...

Cordic Configuration STM32G4

Hello all,I want to use the Cordic accelerator in a STM32G4 and calculate the atan2 from 2 input arguments. Now two questions arise:1) Is there a package for CUBE so I can configure it there? Up to now I only see the activation button.2) If there is ...

STM32F302R8 SPI problem

Hello i am using 2 STM32F302R8 nucleo boards as 1 slave and 1 master.Master sends values to slave but slave is not receiving values and not going to interrupt. Master Code:uint8_t x; uint16_t d; void rx(void){ GPIOB->ODR&=~(1<<9);// reset PB9 SPI2-...

How to use RX pin for USART to receive data

I am using a Nucleo-L476RG board and I am using USART2 for serial communication. I bought the sparkfun QR scanner module and it has a TX and RX pin. Can I simply connect the TX pin from the scanner to the RX pin (PA3) of USART2 and receive the data f...

Hello, When sending data with UART, why can the UART data transmission process stop or be interrupted when an EXTI interrupt occurs?