STM32 MCUs Embedded software

STM32G07 bootloader not starting

I had a hard time the last days struggling with STM32G07 bootloader.Finally I came to this conclusion:I have option bit nBOOT_SEL cleared (unckecked in STCubePorgrammer) and even though this bit is long cleared ie several power cycles have been done ...

Change parity on UART using LL API during runtime / after init

I need to change the UART parity from a FREERTOS task. I also use interrupt per byte received.Do I need to disable UART and interrupt before changing the parity?I use LL API. So what I do so far:initialized_ = false; // Set initialized to false so in...

How to add FreeRTOS to BLE Serial Port Example?

I refer to the BLE Beacon FreeRTOS example and include the FreeRTOS file into the BLE Serial Port example, but the RAM exceeds 1808 Byte, so I modified FreeRTOSConfig.h and adjusted the constants related to SIZE, but it still failed.I would like to a...

SPI_RxFIFOThresholdConfig is not defined

I'm using the L4xx HAL library and trying to set my SPI RX threshold value to 1/4 so I can receive a single byte response. From my research there should be a HAL function called SPI_RxFIFOThresholdConfig that will do this. When I put it into my SPI i...

How to share variable between bootloader and application without overwriting

Good morning,I have a problem sharing a variable between bootloader and application into my STM32F303ret6 uC. I need to write a shared variable to tell the bootloader that it has to wait for new firmware.I read many posts which suggest to declare a v...

If I allocate USB peripherals to M7 core along with SPI, memory interfaces, will M.7 core ses performance bottleneck?

STM32H750; Ethernet; open new Socket; to connect to another embedded device.

I need to establish an Ethernet connection between two embedded devices. From a PC I can connect to my application or to the other device and exchange messages. How do I do this on my H750. How do I open a connection from my device if the IP and port...