at

说明：  介绍了基于GSM/GPRS 无线通信技术的AT 指令, 在VB 6.0 下利用MSComm 控件, 通过AT 指令控制技术, 实现了计算 机短信接收和发送的串行通信程序。根据同样的原理, 还可以实现无线网络的IP 服务等。
(Based on GSM/GPRS wireless communication technology AT commands, in VB 6.0 using MSComm control, through the AT command control technology, the realization of a computer to receive and send messages of serial communication program. By the same principle, but also the realization of wireless network IP services.)