GSM Visual Basic 二次开发包(中间件)及例子和说明 可以直接试用 -gsm for vb

PDU是用来发送短彩信的一种编码，上述代码为VB彩信pdu解码。-Wish to develop SMS or EMS application? What do you read from your mobile? PDU code. PDU is a format which you send to a phone to send a SMS or an EMS. You can find more in GSM 03.40