使用PDU串发送手机短信息

来源：互联网发布：linux 移动文件夹指令编辑：程序博客网时间：2024/04/29 16:23

.......

try
{

                private   SerialPort    COM1 = new SerialPort("COM1", 19200, Parity.None, 8, StopBits.One);
                COM1.Open();
            }
            catch
            {
                MessageBox.Show("初始化串口失败！", "一般错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }

            string pdu = ""; //开始合成PDU串
            pdu += "089168";
            char[] tmpSmscNumber = (SmscNumber + "F").ToCharArray(); //信息中心号码
            for (int i = 0; i < tmpSmscNumber.Length; i += 2)
            {
                pdu += tmpSmscNumber[i + 1].ToString();
                pdu += tmpSmscNumber[i].ToString();
            }

            pdu += "11000D9168";
            char[] tmpDestNumber = (DestNumber + "F").ToCharArray(); //对方手机号码
            for (int i = 0; i < tmpDestNumber.Length; i += 2)
            {
                pdu += tmpDestNumber[i + 1].ToString();
                pdu += tmpDestNumber[i].ToString();

}

pdu += "000800"; //08表示采用UCS2编码

byte[] tmpSmsText = Encoding.Unicode.GetBytes(SmsText);
pdu += tmpSmsText.Length.ToString("X2"); //短信息长度

            for (int i = 0; i < tmpSmsText.Length; i += 2) //短信息内容
            {
                pdu += tmpSmsText[i + 1].ToString("X2");
                pdu += tmpSmsText[i].ToString("X2");

}//完成PUD串的合成

            COM1.Write("AT+CMGC=" + (pdu.Length - 18) / 2 + (char)13); //将pdu字符串的<length>及回车符写入缓冲区
            Thread.Sleep(500);
            COM1.Write(pdu);
            COM1.Write(((char)26).ToString()); //将pdu字符串及CTRL+Z写入输出缓冲区，并发送数据

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