QSS设备读取的后台服务程序，有多线程设置读取QSS，数据存储...

SIEMENS西门子S7-200PPI通讯协议-SIEMENS Siemens S7-200PPI communication protocol

微机实现异步通信是依靠适配器来完成的，而后者又是以UART芯片，即通用异步收发器芯片为核心构成的。 IBM PC的异步通信适配器使用的UART芯片为INS 8250。 -Computer realize asynchronous communication relies on the adapter to be completed, which in turn is a UART chip, which UART chip at the core composition. IBM PC

c8051F221的SPI总线通信(收)-c8051F221 SPI Bus Communication (received)

关于怎么制作串行线，并给出汇编源码通讯例子，希望能给有需要的朋友们参考。-on how serial production line, and gives examples of communications source code compilation, in hopes of giving the needy friends as a reference.

这是利用VB编写的一个通信协议程序，能实现通讯测试功能-This is the use of VB to prepare a communication protocol process, to achieve functional communication test

lcd显示程序，为430代码-LCD display program for the 430 code

Tektronix TDS3000&TDS3000B series oscilloscope program examples ver3.0

profibus主站及从站源代码，可以作为主从站开发的借鉴-Profibus master and slave source code can be used as a major development from the point of reference

用串口通信的方式实现双机备份，串口采用了 mscomm控件。-serial communication with the realization of a two-aircraft backup, serial used mscomm controls.

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.