这是一个简易的在线通讯簿系统，用来备份你手机上的电话号簿、朋友家人同学的联系方式非常方便。特别版不需要独立的虚拟目录，但需要将程序中的程序集(bin目录)复制到通讯簿所在应用程序根目录。-This is a summary of the online address book system to back up your phone's telephone book, family friends or classmates Contact very convenient. No nee

用c sharp编写的led调试程序，串口通讯，包含文档，代码，和demo-Prepared to use c sharp debugger led, serial communications, including documents, code, and demo

个人通讯簿管理系统程序 -Personal Address Book Personal Address Book Management System program management system program

一个浴霸控制器程序，步进电机和485通讯，相关行业可以参考！-it is a program of a bathroom heater,including step motor and 485 communication, it is good for your reference!