在AVR上实现USB的功能，是模拟出的USB

二相步进电机驱动程序-two-phase stepper motor driver

nokia3310多功能温度计设计，显示介面随温度变化，可定时测量-Design of multi-function thermometer nokia3310, showing the interface with temperature change can be measured from time to time

MSP430F135与OCM12232c-2的串行显示测试程序。文字与图形分层显示。 -MSP430F135 with OCM12232c-2 shows the serial test procedure. Layered text and graphics display.

定时器的应用，两种点灯的方案，用它以熟悉定时器应用-Application of timer, two light up the program, use it to become familiar with the Timer Application

PCB设计经验,实际应用中的经验和技巧,非常难得.-PCB design experience, the practical application of the experience and skill, very rare.

在对存储空间要求非常严格的嵌入式系统中用CPU下载CPLD的代码，比如51系列的单片机。-storage space in the very strict requirements of embedded CPU system used to download CPLD code, for example, the MCU 51.

LCD1602 字符屏测试程序，驱动芯片44780-Characters LCD1602 screen test procedure, 44780 Driver IC

汽车侧滑台检测仪表．用的单片机是PIC16F877A. 产品经过市场检验-Automotive instrumentation Sideslip Taiwan. Single-chip microcomputer is used PIC16F877A. Products have been market tested

AVR atmega micro os:avrx.

单片机的C语言编程应用开发程序 十分有用哦很好 的 -SCM C programming language application development process very useful oh we