GPS模块定位相关资料下载

GPS模块需要到室外才能定位。没定位收到：$GNGGA,,,,,,0,00,25.5,,,,,,*64$GNGLL,,,,,,V,M*79$GPGSA,A,1,,,,,,,,,,,,,25.5,25.5,25.5*02$BDGSA,A,1,,,,,,,,,,,,,25.5,25.5,25.5*13$GPGSV,1,1,00*79$BDGSV,1,1,00*68$GNRMC,,V,,,,,,,,,,M*4E$GNVTG,,,,,,,,,M*2D$GNZDA,,,,,,*56$GPTXT,0