keil c51编写的TLC549驱动函数，经过了测试的

3*4键盘扫描程序 已加消抖功能 可以扩展为4*4~~~ 只用8个I/O口就能实现-3* 4 keypad scanner Buffeting extinction have been added functions can be extended to 4* 4 ~ ~ ~ only eight I/O port will be able to realize

embeded in keil51

超声波测距 利用 送接受的时间 差计算得到距离-Ultrasonic Ranging acceptable use to send the time difference calculated by the distance

是一个电话接口模块，它给你提供一个自动检测电话是否正常，电话是否连通。-is a telephone interface module, which gives you an automatic detection normal telephone, whether telephone connectivity.

自己设计编写18B20温度采集程序，已通过验证。-18B20 prepare their own design temperature acquisition procedures have been validated.

R8C/1A、1B是瑞萨公司的单片机。这是R8C/1A与ATC2402的IIC通信源代码。-R8C/1A, 1B is the Renesas microcontroller. This is the R8C/1A the IIC communication with the ATC2402 source code.

该数据包包含了 73x_Examples.rar---------------str731的库函数 STR73xF.pdf--------------------芯片介绍 str73xfreference.pdf-----------芯片编程手册 73x_FP.rar---------------------FLASH烧写程序 Use_lib_manual.pdf-------------库函数使用说明 库函数包含了各种外围设备的例程.-the packet contains 73x_Examples.rar--------------- str731 library functions STR73xF.pdf-------------------- Chip introduced str73xfreference.pdf----------- Chip Programming Manual 73x_FP.rar--------------------- FLASH burning procedures Use_lib_manual.pdf------------- library functions use Note the function includes a variety of external equipment routines.

本文件代码的开发环境是keil C，芯片是AT89S52，这是一个如何使用DS18B20温度传感器的例子，从中可以学习如何利用I2C以DS18B20通信。-This document is a code development environment keil C, chip AT89S52, this is a how to use the example of DS18B20 temperature sensor, which can learn how to use I2C to DS18B20 communications.

T6963控制的240*128点阵液晶显示汉字程序-T6963 control of the 240* 128 dot-matrix liquid crystal display Chinese characters procedures

凌阳单片机网络系统源码-Sunplus SCM network source