LCD多级菜单具体实现,里面有程序，推荐下载

atmel官方的at91sam7x256芯片在iar编译环境下的全部演示代码，以工程方式提供。-official at91sam7x256 atmel chip iar build environment in the whole of the demonstration code to the project provided.

用单片机设计电子音乐门铃，除了各个子程序外还包括音符节拍码数据表。 -Designed with single-chip electronic music doorbell, in addition to various routines, but also including key data sheet music beat.

水果分级，根据水果的大小自动算出经过的时间，然后控制机械部分动作实现分选-fruit grading, according to the size of fruit automatically calculate the elapsed time and then control the mechanical parts action to achieve separation

学习KEIL C51编程可参考的源码，从简单到复杂-????KEIL C51 ?喑炭??慰嫉脑

用汇编写的PIC单片机交通灯程序！配有PROTEUS电路图！-PIC with the compilation of written procedures for single-chip traffic lights! PROTEUS circuit with!

C51bbs上的字模软件，试用版。做液晶显示必备软件。-C51bbs the Fonts software, beta version. Do LCD necessary software.

DS1302+DS18B20+无线遥控应用程序-DS1302+ DS18B20+ wireless remote control applications

As you have learnt that sleep( )/usleep()/nanosleep() are not good to delay a process. Timers can provide more accurate time control in applications. In this lab, you will explore POSIX timers and signal programming, experience the timer drift. The primary focus of this lab will be "time". The experiment will show you several methods to measure time in your applications.

MSP430的P2口接4*4按键，在PC短运行串口调试软件，可显示键号-MSP430 P2 I received 4* 4 keys, in the short run PC serial debugging software can show that the key issue

一个可调小时分钟的数字钟系统，先是在液晶屏上，显示开始为00：00：