[Hangshun Training Camp] hk32 development board

This module integrates the HK32F103VET6 minimum system circuit, 5V to 3.3V voltage stabilizing circuit, USB to TTL circuit, serial port one-click download circuit, JTAG standard interface, LCD interface, OLED interface (using IIC communication), SD card holder, Flash, EEPROM , buttons, status indicators and other peripherals, and lead out most of the GPIO interfaces of the MCU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Because I don’t have time, I don’t write code  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . After the welding was completed, I found that the two places were a bit ugly, so I made changes to the following two places during the project . . . . . . . . Changed the original 2.54mm pitch DIP switch to 1.27mm, and adjusted the wiring slightly. . . . . . . . . . . . . . . . . . . . . . . . . . . . .