实现了C8051F040串口的收发 相当实用

单片机usb2.0通讯-the conmunication of MCU by USB2.0

基于avr模拟电梯控制系统 包括源码电路图-Avr-based elevator control system consists of analog source circuit

Keil C51编写的Aduc812的完整代码，适合学习使用Aduc812单片机进行AD_da处理 -Keil C51 prepared by the Precise code of integrity, Precise suitable for learning to use the MCU for handling AD_da

DS12887A是Dallas公司的一款内置电池的时钟芯片。该程序基于GCC，实现了对DS12877A的操作，包括启动，调整，读取，设置时间的操作，还带万年历哦。-DS12887A is Dallas

单片机模拟I2C读写看门狗芯片X5045，C51源程序，本人调试通过！-I2C read and write single-chip analog watchdog chip X5045, C51 source code, I debug through!

基于运动控制卡的步进电机控制系统非常有价值哦

通过51单片机产生不同频率的信号，在喇叭上产生不同频率的声音信号，实现不同音乐播放-Through 51 different single-chip frequency signal generated in the speaker s voice signals at different frequencies, different music player

sed1335液晶驱动器源码，cpu为摩托罗拉16位单片机MC9S12DT128-sed1335 LCD driver source code for Motorola cpu 16 SCM MC9S12DT128

在单片机向实际系统发出控制信号时,需用数模转换芯片将数字信号转成模拟信号.这个程序和原理图详细说明了DA转换器的应用和开发.-In SCM systems to the actual control signal, the required digital-to-analog converter chip digital signal into analog signal. This procedure and schematic diagram detailing the application of DA converters and development.

ntp client, can get the current time about the lots of time zone.