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develop51.rar
- 适用于8051的开发板。有串口,八段数码管,蜂鸣器,按键和扩展插针。使用protel 99绘制的电路图。原理图和PCB图完整。,8051 apply to the development board. Has serial port, eight digital tube, buzzer, buttons and expansion pin. Protel 99 using the circuit diagram drawn. Schematic and PCB Figure integrity