本文主要编译出lcd的基本程序，还有字模的使用方法

介绍了一种用单片机io口模拟实现串口功能的方法，并提供了简单的实现方法-introduced a microcontroller with io I Serial functional simulation methods, and to provide a simple method

利用单片机进行超声波测距的功能，距离不太高。-Ultrasonic distance measurement using microcontroller functions, the distance is not too high.

温度传感器LM34使用说明手册，英文版。-LM34 temperature sensor using the instruction manual and English.

C51 LCD of meniumItC 51 LCD of meniumIt

串口扩展芯片，可以扩展单片机的串口，使单片机的串口由一个变为3个甚至更多，降低成本。

利用PWM原理控制电磁阀的实例，对于这方面研究的人很有价值-Use of PWM control of solenoid valve principle examples of research in this area were of great value

本程序是4×4键盘的mega16采样子程序，本程序参考了它人的设计，现在已经在我的项目中使用，其最大的特点就是硬件简单，调试方便，大家不用动脑筋就搞定它了。-This procedure is a 4 × 4 keyboard mega16 sampling subroutine, the procedure with reference to the design of its people, is now in my project to use, its greatest feature is the hardware is simple, easy debugging, you do not use their brains to get it .

内核键盘，实现模拟标准的PC102键盘，实现键盘的操作使用和控制。-Core keyboard, the realization of analog standard PC102 keyboard, keyboard realize the operational use and control.

4510开发板bios源码 (强烈推荐).zip-4510 development board bios source (strongly recommended). Zip

一个用单片机控制TC35I发短信的例子，同时可以将接收到的UNICODE码转换为HZK16,对初次开发短信的网友会有帮助-TC35i used to control a single-chip message-fat example, at the same time can be received is converted to UNICODE code HZK16, the initial development of the message users will be helpful