用W77E58开发的单片机短信收发代码，已经应用在路灯控制、远程抄表等项目里，请放心使用...

H6152读Mifare射频卡通信.zip-H6152 Reading Mifare RF card communications. Zip

CAN总线原理和应用系统设计-邬宽明 网评很好的一本书，电子版的很难找，CAN总线开发的经典教科书-Principle and Application of CAN Bus System Design- Wu Kuan-ming network assessment a very good book, the electronic version of the hard to find, CAN Bus development of the classic textbook

这是一个holtek单片机HT47R20_A读写at24c01的子程页，具有分页读写功能。-This is a HOLTEK SCM HT47R20_A literacy at24c01 the son-page tabs with read and write capabilities.

用protues简单制作的4X4键盘,有图和原程序,可实现按下键显示对应的数值-Protues produced using a simple 4X4 keyboard, there are maps and the original procedure, can be pressed to display the corresponding numerical

PC机与单片机之间通过串口进行通信 已测试通过-Between PC and MCU to communicate through the serial port have been tested

本文介绍的I2C未来的两个扩展方向：热插拔和远距离通迅，其中包括电路设计。-This article describes the extension of the I2C next two directions: hot swap and long-distance Communications, which includes circuit design.

usb接口应用文件供参考 usb接口应用文件供参考-usb interface application documents for reference us b interface application documents for reference

Ad9959源代码，包含各个引脚的功能图-AD9959，yudaima.baohajhjkj

仪表运行，带有lcd显示和按键控制，希望能给大家学习参考-Meter run with a lcd display and button control, I hope everyone can learn from the reference

一个时钟发生的小例子，希望能对大家有帮助-Occurred in a small example of the clock, hoping to have everyone help