Protel 99中的快捷键 非常好用

用AVR 音乐合成： 1.音乐数据存放于芯片的flash存贮器中2.PA口显示不同的音阶变化。 3.音乐数据的低四位选择音调频率，高四位*5后，为音调持续时间。-Using AVR Music Synthesis: 1. The music data stored in flash memory chips in the mouth 2.PA show different changes in scale. 3. The music data to choose the four tones of low frequency, high 4* 5, in order to tone duration.

基于51单片机的I2C通信程序，可以顺利实现I2C通信-Based on 51 MCU I2C communication program can be successfully I2C communication

基于ARM7的GPRS实验代码(LCD320,键盘,I2C总线)-ARM7-based GPRS experimental code (LCD320, keyboard, I2C Bus)

介绍基于液晶T6963C控制器的ARM程序实现-Introduction T6963C LCD Controller Based on ARM program

pcf8563是一种实时的日历时钟芯片，它解决了计时的千年问题。-pcf8563 a real-time clock chip calendar, it has resolved a time of the Millennium problems.

单片机应用程序集，含PIC elong 等-SCM application sets, as with PIC elong

单片机实验，实现双字节无符号数的加法，利用查表指令，在此基础上可以学习查表指令的用法-SCM experiment, to achieve double-byte unsigned number of addition, using look-up table instructions, on this basis, can learn the usage of table look-up instruction

CF8051F040开发板的 Delay程序-Delay of CF8051F040 development board procedures

单片机的坐标128x64液晶KS0108驱动程序(C51编写）-MCU coordinates KS0108 128x64 LCD Driver (C51 preparation)

单片的得isp实现的全部资料。大家看看阿，不错哦，好东东阿。-isp single in the realization of all the information. A look at you, yes, oh good Dong Ah.