I am preparing to learn microcontrollers. I originally wanted to buy a development board, but I thought that if I built it myself, I could get familiar with the hardware part. However, I have not prac...
I used Jlink to download the STM32 program in the Keil environment, using Jlink's four-wire download mode. When the board was just powered on, Keil was able to recognize the chip. When I started downl...