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bujindiaji
- 基于STC89C51开发板的实验程序,主要有串口,8*8点阵,蜂鸣器,步进电机,继电器等实验程序-Development board based on STC89C51 experimental procedures, there are serial ports, 8* 8 dot matrix, buzzers, stepper motors, relays and other experimental procedures