485 communications industry is the scene of extensive means of communication, st...

modbus rtu 通讯 使用spcomm控件-modbus rtu protocl use spcomm activX

3.CB_seri.cpp(C++Builder串行异步通信程序)-3.CB_seri.cpp (C Builder asynchronous serial communication program)

串口RS232与PIC16F877A单片机通信.用于控制PIC单片机产生音乐,附完整报告.-RS232 serial communication with the PIC16F877A Singlechip. Singlechip produce PIC is used to control music, a complete report is attached.

一个用c++编的串口通讯程序，经测试运行正常-with a series of the serial communication program, tested normal operation

LP830 无线识别卡 读写程序demo， 详细实现了hsm协议-LP830 wireless identification card reader procedures demo, achieving a detailed agreement HSM

Advantech Driver Demo: Software Data Transfer

我曾经在工程中使用的部分源代码，有详细的说明-project, I had the use of the source code, a detailed explanation

Advantech Driver Demo : port I/O 软件修改 控制外板输出-Advantech Driver Demo : port I/O software change control plate output

因为手机短消息的发送是以PDU串的形式发送出去的，中文字符以Unicode码来表示，所以在发送中文短消息之前必须首先将中文字符转换为Unicode码，下面的函数将实现这个功能。这个函数主要应用到VB自带的一个格式转换函数：AscW（）将中文转换为Unicode码-because phone short message is sent in the form of Series PDU sent, Chinese characters in Unicode code to indicate, Therefore, the Chinese short message sent before the Chinese must first be converted to Unicode character codes, the following function to achieve this function. The main function of the VB application onboard a format conversion functions : AscW () will be converted to Unicode Chinese code

此程序利用串口读取民航AFTN电报网中的AFTN信息，然后进行电报解读，并将解读出来的信息存储到数据库中。是民航常用的电报数据读取端口-use of this procedure to read CAD AFTN serial cable network AFTN the information and then proceed telegram read, and read out the stored information to the database. CAD is used to read the data cable port