郭天祥51单片机开发板上所有模块的程序，均已调试通过，主要包括1602，ad/da,1302,iic,eeprom,数码管，时钟，流水灯，按键扫描-All modules 郭天祥 51 MCU development board procedures have been adopted Debugging, including 1602, ad/da, 1302, iic, eeprom, digital control, clock, water lights, key scan, etc.