电子图书《华中理工大学出的C51教材》，很不错的。

EEPROM芯片驱程-EEPROM chip-way drive

温度传感DB18B20七段显示实验

320*240点阵液晶模块驱动程序,控制芯片为SED1335；128*64点阵液晶体驱动程序，控制芯片为ks0108.-320* 240 dot matrix LCD driver, controller chips for SED1335; 128* 64 dot-matrix LCD driver, controller chips for ks0108.

51单片机P2口接4*4键盘的行线和列线；红灯亮时进行频率输入；绿灯亮时进行占空比输入；频率值暂定在100到60KHZ之间；输入频率和占空比时要输够六位整数，不够的在前面补0；占空比以百比数（0-100）形式存在。-51 Singlechip P2 mouth then 4* 4 keyboard line and column line red light when the frequency of input green when the input duty cycle frequency value is tentatively scheduled for between 100 to 60KHZ input frequency and duty than enough to lose six integers, not enough to fill in front of 0 duty cycle than a few hundred (0-100) form.

触摸屏芯片ADS7846ADS7843驱动程序(C51)-Touchscreen chip ADS7846ADS7843 Driver (C51)

max7219显示程序，用C语言编写，可用keil运行-max7219 display program

lcd display -lcd display

最近作的AD9852的FM扫频模式，自动计算频率，采用单片机的总线访问方式，非常方便，你要做 的就是填数-Recently, the AD9852 for the FM sweep mode, automatic calculation of the frequency of the use of single-chip bus access method, a very convenient, you have to do is fill in a few

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

embedded controller application, full data