Hello,I tried to develop my first µC board inspired by the " adafruit feather STM32F405 express". For layout I used KiCad and the board is made by Chinese PCB manufacturer JLCPCB. To activate the DFU bootloader, the BOOT0 pin must be connected to 3.3...

Hello, i am new to HAL Libraries. i am learning to work with CAN BUS using HAL Libraries. I want to test the CAN LOOPBACK MODE with Adafruit STM32F405 Feather .Can any one please post an example using HAL Libraries.Thanks in advance.