西门子S7

Port Reader RS232, 485

用vb写的，通过手机模块收发短信的例子程序，串口通讯的-written with Visual Basic, via cell phone text messaging transceiver module procedures example, the serial communications

完成MOTOBUS通信，实际03功能码。可实现与具有MOTOBUS通信协议的智能设备进行通信-Completed MOTOBUS communications, the actual function code 03. Can be achieved with MOTOBUS smart device communication protocols to communicate

rs232的通讯程序,可以用文本方式定义协议-RS232 communication procedures can be defined as text agreement

串口通信与工程实践7.1,ModemConnet.dsp,ModemConnet.h-Serial communication with the engineering practice 7.1, ModemConnet.dsp, ModemConnet.h

SPCE061A 利用C语言进行软件端口位操作范例-SPCE061A C language for the use of port-operating software paradigm

串口通信自动检测程序，已经通过测试，能够成功在2812板上运行。-Automatic detection of serial communication program, has passed the test, be able to successfully run on the board at 2812.

一个C＋＋语言编写的程序，看后你不会后悔-a C++ language to develop the procedures that you will not regret it later

可以控制串口RTS DTR引脚电压分布的小程序

一个gps通讯接口程序可及时更新计算机时间-A gps communications interface program may update computer time