51 Singlechip play the music of C51 process and circuit simulation with Proteus,...

硬件电路相当简单的音乐播放的c51仿真及c程序-Relatively simple hardware circuit of the C51 music player simulation and c procedures

低成本m48+热敏电阻做多路温度报警装置显示和音乐！

引擎点火控制器角度侦测程序,MCU用的是AT89C51，简单易懂，很好的参考程序-engine ignition angle detection procedures controller, the MCU is the AT89C51, simple, good reference procedures

pic下载线,用于PIC系列单片机直接烧写，方便简单。-pic download cable for the PIC series of microcontrollers directly Shao Xie, convenient and simple.

该代码是在单片机MCU中实现多线程的嵌入式操作系统-the code is in SCM MCU achieve multithreading RTOS

基于8051F020,目的：用PCF8574器件实现并口输入，输出操作-Based on 8051F020, Objective: To realize parallel PCF8574 device input and output operation

8051单片机嵌入式系统运用图书，全面覆盖-8051 the use of embedded systems books, full coverage

将18b20温度传感器数据送液晶显示,c51通用,调试通过,希望大家多参考使用-read data from 18b20 T.sensor to LCD,c51 ,debug succsess,wish frieds using good.

单片机的标准液晶屏驱动程序。单片机为P89C52，语言为C，液晶屏为LCD1602，编程环境为KEIL C。-MCU standard LCD driver. Microcontroller P89C52, for the C language, LCD screen for LCD1602, the programming environment for C KEIL.

atmel官方的sam7x256芯片在keil编译环境下的全部源代码，以工程形式提供。-official sam7x256 atmel chip keil build environment in the whole of the source code, As for the form.