Connect the anode (+) of the LED to pin 3 of the Arduino board. Connect the cathode (-) of the LED to ground (GND) of the Arduino board. Upload the code to the Arduino board. 4 .The LED should start ...
I have custom STM32F030C8T6 based board and when I use HSI or nothing change at sketch level everything works as expected. But when I want to use HSE and use SystemClock_Config(void) at sketch level, ...