带闹钟功能，可以调整闹钟和时间。文件含有protel 做的原理图和PCB文件...

51 编程模板，单片机代码集合 裁减后可以方便编程-51 programming template, microcontroller code can be set after the reduction of programming convenience

红外遥控学习开关，用单片机控制 红外器件，可编程控制-Infrared remote control switch study, using single-chip microcomputer to control infrared devices, programmable control

LT_1B msp430开发板例子程序－TA_18

spi总线的模拟程序,可以实现单片机的spi传输-spi bus simulation program, you can realize spi SCM transmission

控制电机运动的G代码程序,如果对G代码不清楚,请先看懂G代码,然后再看本程序-Control motor movement, G code program, if the G code is not clear, please understand G code, and then look at the procedures

8051单片机上4*4矩阵键盘的扫描方式2-none

直流电机的闭环控制 实验采用89C51，编译环境 Keil C 51-Closed-loop DC motor control experiment using 89C51, compiler environment Keil C 51

麦迪工作室51开发板LED数码管的驱动代码-Madison Studio 51 development board LED digital tube driver code

帮朋友写的一个用MCS-51的IO口模拟PWM使外接LED亮度渐变的程序，虽然程序小，不过注释清楚，并已调试OK。-written for a friend with a MCS-51 simulation of the IO mouth so that external PWM LED brightness gradual process Although procedures for small, but clearly Notes, and debugging OK.

这是对51单片机RAM的扩展的程序 内有电路图，非常详细的注释-This is the 51 SCM RAM expansion procedures within the circuit diagram, the very detailed Notes