一个串口测试程序，包括源代码，供大家学习

rs232编程原理详解， 不可多得的一本好书 做硬件开发必须-Detailed programming rs232 principle, rare books to do a hardware development to be

是关于中达电源通信规约的串口通信程序，功能是把电源监控器的采集数据上送到规约前置机中。-GOLD comunication rule

Dos 串口通信例程实现了FiFO ,中断发送中断接受！-Dos serial communication routines to achieve a FiFO, interrupted send interrupt accepted!

该程序演示了如何在windows平台下使用WindowsAPI函数来操作串口，可以用以实现两台PC机之间的实时聊天。（必须连接串口电缆）-the program demonstrated how the Windows platform using Windows API function to operate serial ports, can be used to achieve between two PC real-time chat. (Must connect serial cable)

日语版232串口的通信用控件源代码，主要应用于232通信程序开发和设计-Japanese version of 232 serial communication with the control source code, 232 is mainly used in the development and design of communication procedures

串口波特率设置小软件-serial port baud rate set small software

使用vb编程RS232输出 comboDevice.AddItem "COM1" comboDevice.AddItem "COM2" comboDevice.AddItem "COM3" comboDevice.AddItem "COM4" comboDevice.AddItem "COM5" comboDevice.AddItem "COM6" comboDevice.AddItem "COM7" comboDevice.AddItem "COM8"-use vb programming RS232 output comboDevice.AddItem "COM a "comboDevice.AddItem" COM2 "comboDevice.A ddItem "COM3" comboDevice.AddItem "COM4" com boDevice.AddItem "COM5" comboDevice.AddIte m "COM6" comboDevice.AddItem "COM7" comboDev ice.AddItem "COM8"

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

C++ Builder 6 Delphi 7系列控件网站提供的www.cppfans.com很容易使用的内涵

51单片机作为主站的MODBUS通信协议，可实现读写从站寄存器的值 -51 MCU as the main station MODBUS communication protocol can realize the value of register read and write from the point