用单片机I/O口模拟串口通信，有两种方法，节省硬件，实现简单。...

UART测试代码，可以与实现下位机与上位机之间的RS232协议的UART通信测试-UART test code, can achieve the lower computer and the host computer RS232 protocol between the UART communications test

rs485通信协议的规定，定义了串行通信协议中传输的信息内容及使用格式，可以参考-rs485 communication protocol requirements, defines the serial communication protocol to transmit the information content and the use of format

用Labview做的一个串口调试软件，以及原程序-Using Labview to do a serial debugging software, as well as the original procedure

用C++写的modbus串口通讯程序，供大家学习参考-C wrote Modbus serial communication program for all learning reference

一个很好用的comm类，对于开发串口工作很有帮助，因多次测试没问题！可在98/2000/xp上正常使用-a good use of comm category, serial work for the development of useful, because several tests No problem! In normal use 98/2000/XP

从事Profibus的开发人员可以利用改源代码理解profibus协议。添加除通讯以外的代码，很快可以开发出自己的智能节点-engaged in the development staff can use the source code to understand change Profibus agreement. Add except communications code, we will soon be able to develop their own intelligent nodes

使用Delphi编写的串口通信控制器，具备文件传输功能-prepared by the use of Delphi serial communication controller with the file transfer function

异步串口通信 VC++ 本文参考MSDN及相关网上文章。 ////////////////////////////////////////////// //MyComm.h 多机控制 异步串口通信 //说不定能有用上的。-asynchronous serial communication VC paper and related reference MSDN online article. //////////////////////////////////////////////// MyComm. h multi-machine control asynchronous serial communication// may also be useful for the latter.

把DS18B20获取来的4字节数据每隔一段时间发送到PC,在串口调试助手上可以看到温度数据.-The DS18B20 the past four bytes of data to obtain from time to time sent to the PC, the serial port debugging aids can see the temperature data.

LPC23XX，485通信，下载后可直接使用。-LPC23XX, 485 communications, can be directly used