直流电机速度控制 可通过按键来选择转速在LED上显示 使用的是C8051F 单片机-DC motor speed control through the keypad to select the speed in the LED display using a single-chip microcomputer C8051F
自己在keil51中用C实现了一个电子钢琴展览项目,cpu用P89V51RD2,完全自己写的代码-Keil51 with C in the realization of an electronic piano exhibitions, cpu use P89V51RD2, completely write their own code. .
实现温度测试,计可分为A/D转换模块、数据类型转换模块、单片机系统、LED显示模块,各个模块完成各自对应的功能,由他们共同协作完成对输入电压的A/D转换及数据类型转换和LED的显示。-Digital voltmeter design which controls based on the monolithic integrated circuit
中断触发的串口收发程序,可以检测按键,并且用四位数码管显示接收到的前四位代码,有详细的注释-Interrupt-triggered serial transceiver program can detect key, and LED display with four of the top four received the code, contains a detailed comment