一段键盘处理源码，包括按键处理、AD采样等功能。

AVR Programme is a SPI Example

usb开发资料,外围设备实现-usb development information, the external devices

英飞凌C166之XC164CS的eeprom数据读写程序-XC164CS Infineon C166 of the EEPROM data read and write procedures

本资源内含基于单片机的数字温度计,资源包括Proteus仿真文件,C程序,原理图及PCB-This resource contains digital thermometer based on single-chip resources, including the Proteus simulation file, C procedures, schematics and PCB

51开发板源程序,74HC595驱动显示程序.在该模块中，共有4位LED，采用74HC595驱动显示.-51 Development Board source, Bit-driven display program. In this module, A total of four LED, using 74 HC595-driven show.

ARM采用的是LPC2210，液晶采用TFT的。源码为C。在SMATR2210上使用过。-ARM is based on LPC2210, the use of TFT LCD

液晶显示器（LCD液晶显示面板）和LCD模块（LCM液晶显示模块）的开发与设计

本文介绍了AT89C2051单片机的性能和特点，并在分析了超声波测距原理的基本系统框图。该设计系统经校正后，其测量精度可达0.1米-This paper introduces the AT89C2051 performance and features, and the analysis of the ultrasonic distance measurement principle diagram of the basic system. The design of the system calibration, measurement accuracy of 0.1 meters

预付费电能表售电管理系统-数据库应Delphi-Prepaid energy meter electricity sales management system- the database should be Delphi

LCD应用系统程序，里面有proteus仿真程序。-LCD application procedures, proteus simulation program there.