用8个数码管，用一片48和一片138控制 的子程序，

cs8900 c51应用-cs8900

TS12864A-3 图形点阵液晶显示模块使用手册。-TS12864A-3 graphic dot matrix LCD Module User

基于超声波的测距仪（包括原理图，程序源码与相关调试说明，以及一些参考资料，总之，开发超声波测距仪的一整套资料）-Based on Ultrasonic Range Finder (including schematics, source code and related procedures for debugging instructions, and some reference materials, in short, develop a set of ultrasonic range finder data)

周立功ARM全套培训教程，非常合适刚学习ARM编程的人。-ZLG ARM complete training curricula, very fit people who just learn ARM programming.

这是一个LPC2214 Nand闪存程序，演示如何使用Nand闪存

DS1302的读写，基于MS430F149的读写，简单-DS1302 reading and writing, based on reading and writing MS430F149, simple

在单片机应用设计中，4*4键盘是经常用到的，在这个程序种，提供了驱动键盘的基本函数，用户可以直接调用，可以很容易的移植到你的系统上。程序中并附带了，lcd1602的驱动程序-Application in the design of single-chip, 4* 4 keyboard is frequently used in the process of providing the basic function-driven keyboard, users can directly call, can be easily ported to your system. And incidental to the proceedings, lcd1602 driver

DS18B20资料及使用程序，适合51单片机开发，适合初学者-DS18B20 information and use the program for 51 MCU development, suitable for beginners

protel 各种常用元件库 介绍 使用方法-protel library introduced a variety of common components to use

lcm显示功能，用于单片机与嵌入式应用系统。可自由显示图形和文本。-LCM display function for the single-chip and embedded applications. Be free to display graphics and text.