用于控制gsm gprs模块的上位机程序，vc开发。功能可靠，界面美观-The host computer program used to control the gsm gprs module, vc development. Reliable, functional and beautiful interface

使用vb编写的可以收发短信的上位机通信界面，可用于GPRS模块-Prepared using vb PC can send and receive SMS communications interface module can be used for GPRS

发送接收数据指令的上位机程序，类似超级终端的、针对AT指令应用的串口工具，选项卡式界面，通过串口实现数据通信。-Send and receive data command of the host computer program, similar to the super terminal, for the application of AT command serial port tools, tab interface, through the serial port to achieve