Hard Drive MP3 schematics,

标准IIC协议通信程序，能读写EEROM、实时时钟，使用方便，可靠！-Standard IIC protocol communication procedures, can read and write EEROM, real-time clock and easy to use, reliable!

经典的i2c程序-I2c classic procedure

里面含有含有5个不同的源代码。他们有是对51内部资源的编程，也有用avr编写的一些例子，希望对大家有帮助-containing five different source code. They have 51 of the internal resources of the program, avr also useful to prepare some examples, and I hope to be helpful

c8051f020单片机串行通信口UART0使用-C8051F020 single-chip serial communication port UART0 to use

WEIGANG-ID卡读卡头数据传输协议,在门禁,停车场系统中大量使用-WEIGANG-ID card reader first data transmission agreement, the doors, garage extensive use of System

能够检测温度，并设置报警温度，界面由1602LCD显示-Able to detect temperature, and set the alarm temperature, the interface displayed by the 1602LCD

由单片机控制的蜂鸣器，唱出猪之歌的音乐，用C语言编的程序。-SCM control buzzer singing Song of Pig C-language program

电动车上面的控制器原理图，NEC主控芯片，现在最流行的方案，提供给大家-Electric vehicle controller schematic diagram above, NEC host chip, is now the most popular programs available to everyone

用于LED测试的小程序原码,运行于s3c2410a的芯片上-LED test for the original applet code, running on the chip s3c2410a

设计应用接口作为16位二进制编码器的输出口，并用该接口作为LED七段显示器的输出口,循环显示编码结果-Application Interface Design as a 16-bit binary encoder output, and the interface as a Seven-Segment LED display output cycle coding results show