First, the establishment project
1.1 Create a directory to store project preparation (do not have Chinese as much as possible)
1.2
1.3 Configuring GPIO function
LED2 of PE6 now pins from the board is connected to the LED2 blinks
1.4 Configuring debug port
A clock tree configured MCU 1.5
1.6 Save STM32CubeMX project
1.7 perfect Keil code and configuration