gsm modem串口通信，利用AT指令操作短信猫。VB,gsm modem serial communications, the use of AT commands to operate the cat message. VB

Title: SMS Thru GSM Modem Descr iption: I wrote this program for testing my Wavecom Modem which was used to collect data for Power Meters. As doing this was fun, I thought that other having similar modems can use this code for sending and receiving