通过串口与手机模块收发短信。已经用sim100测试过，支持8bit,7bit,unicode编码发送接收，软件的其他附属功能已经删除，发送短信的全部功能保留。-through the serial port transceiver module and cell phone text messages. Sim100 has been tested with and support 8 bit, Transfer, unicode coding this reception, Other sof

SDI—12协议解析，通过该程序可以解析SDI-12命令，通过RS232串口，波特率1200bps，数据格式7BIT数据位1bit校验位-SDI-12 protocol analysis, the program can be resolved through the SDI-12 commands through the RS232 serial port, baud rate of 1200bps, data format 7BIT data bits parity bit 1bit