使用AVR单片机SCM解析出GPSRM数据段的信息，提取时间、、经纬度、指示出南北半球及东西经、日期、和当前数据是否有效的标识位

-Use the AVR microcontroller SCM parsed information on GPSRM data segment, the extraction time, latitude and longitude, indicates that the northern and southern hemispheres and things by the effective date, and whether the current data flag