telephone billing management system, a small switch on the small software, we ca...

MSComm32.ocx串口通信程序。测试时不要用虚拟串口，直接将串口2引脚与3引脚短接。-MSComm32.ocx serial communication program. Not to test with virtual serial port, serial port directly to 2-pin and 3 pin shorted.

六种列举当前所有的串口方法-six methods for handling serial ports

本程序是关于串口通信，已经调试通过，希望对大家有所帮助。-RS485

vc++6.0写的串口操作的类-vc 6.0 write operation of the serial category

使用说明： 系统要求：WIN9X/ME/NT/2000 VC++6.0 且安装了VC ACTIVEX控件（在VC6安装时选上） 免费 简介：在VC++6.0中用MSComm控件编程，可以实现串口接收数据和发送数据，数据分别显示在接收框和发送框中。-Usage: System Requirements: WIN9X/ME/NT/2000 VC++ 6.0 and installed VC ACTIVEX controls (in VC6 installation selected) Free Introduction: In VC++ 6.0 using MSComm control programming can be achieved Serial receive data and send data, data were displayed on the receiver box and sent box.

我用vb编写modbus协议,拿出来与大家分享一下，厚厚，希望得到大家的指教-Modbus protocol prepared hard to share with you some thick hope to enlighten all

Visual C++ 串口通信技术与工程实践配套（代码）3.3节-Visual C++ Serial communication technology and engineering practice of matching (Code) 3.3

串口通信控件,用delphi和c++builder编写-serial communication control, and c with delphi prepared builder

这个是上面的那个的输出部分，就是可视的那部分。也是外部接板的调用-this is above that of output, which is a visualization of the part. External board also received a call

为医疗仪器用的RS232通讯实用程序。经过调试源程序完全正确。-Medical equipment used for RS232 communications utility. After debugging the source code entirely correct.