一些有关单片机在电话自动转接中的应用资料，希望对这方面编程的能提供一些帮助...

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at89c2051制作的超声波测距源程序，经本人检测程序无误，测距精度在10CM以内-AT89C2051 Ultrasonic Ranging source produced by the testing procedures I correct location accuracy within 10CM

串口通信ASM程序，自适应波特率(51系列)-serial communication procedures, adaptive baud rate (51 series)

利用单片机与18B20温度测试芯片，所测试的温度精度为0.0625，显示采用4位数码管静态显示。实验调试能够正确得到室内温度。-Using the monolithic integrated circuit and the 18B20 temperature test chip, the temperature precision which tests is 0.0625, demonstrated uses 4 nixietube static state demonstration.The experiment debugs can obtain the indoor temperature correctly.

基于C8051F020及RA8806控制芯片的液晶驱动程序-Based on the C8051F020 and RA8806 LCD Controller Driver

89s51单片机控制的键盘和led系统，键盘送数led从低到高位的显示-89s51 MCU control of the keyboard and led system, the keyboard to send a few led from low to high Show

avr之IDE驱动程序-avr Zhi IDE driver

便于单片机简单使用时钟功能的，对于初学者特别有用，只需要稍微懂得电路，了解做个电子时钟原理即可-Simple and easy to use single-chip clock function, particularly useful for beginners, require only a slight circuit to understand, understand to be a principle of the electronic clock to

液晶屏128*64的原程序代码编写程序，可以直接移植，通过单片机连接做显示操作-LCD 128* 64 of the original program code programming, can be directly transplanted to do shows through Singlechip connect operation

AVR单片机的TCP/IP源码-AVR TCP/IP source