参数表：
参 数 | 说 明 | |
芯片特性 | 芯片 | M8030-KT |
频率 | GPS L1，GLonASS L1，BDS B1，GALILEO E1，SBAS L1，QZSS L1 | |
工作模式 | GPS，GLONASS，BDS，GALILEO， SBAS和QZSS。默认GPS+GLONASS+SBAS+QZSS联合定位。对精度要求高的客户，建议用GPS+GLONASS+SBAS+QZSS+GALILEO或者GPS+BDS+SBAS+QZSS+GALILEO联合定位模式。 | |
通道 | 72 搜索通道 | |
灵敏度 | 跟踪 | -167dBm |
重捕 | -160dBm | |
冷启动 | -148dBm | |
热启动 | -156dBm | |
精度 | 水平精度 | 2.0 米CEP 2D RMS SBAS辅助 (开阔天空处) |
速度精度 | 0.1m/s 95% (SA off) | |
时间精度 | 1us | |
启动时间 | 冷启动 | 26s |
暖启动 | 25s | |
热启动 | 1s | |
输出数据 | 波特率 | 4800bps - 921600bps，默认9600bps |
输出电平 | TTL电平 | |
输出协议 | NMEA-0183协议 | |
NMEA语句 | RMC，VTG，GGA，GSA，GSV，GLL | |
更新频率 | 1Hz-10Hz，默认 1Hz | |
FLASH | 4M FLASH，可以更改配置，断电不丢失 | |
工作限制 | 高度 | <50,000m |
速度 | <515m/s | |
重力加速度 | <4g | |
电源消耗 | 电压 | 直流 3.6V-5.5V，典型:5.0V |
电流 | 正常50mA/5.0V | |
物理参数 | 尺寸 | 28mm*28mm*10mm |
重量 | 11.8克 | |
连接器 | 1.25间距6pin座子 | |
环境 | 操作温度 | -40 °C ~ +85°C |
存储温度 | -40°C ~ +105°C | |
指示灯 | TX 灯 | 上电蓝灯闪烁，表示有数据输出 |
PPS 灯 | 未定位该灯不亮；3D定位后，开始闪烁 | |
说明：该模块可以设置成GPS+GLONASS双模，也可以设置成GPS+北斗双模。一般国外用GPS+GLONASS双模，国内用GPS+北斗双模。出货前提前说明，没有说明则按照默认GPS+GLONASS双模出货。
GPS+GLONASS双模模式数据输出：
$GNRMC,013300.00,A,2240.84105,N,11402.70763,E,0.007,,220319,,,D*69
$GNVTG,,T,,M,0.007,N,0.014,K,D*3A
$GNGGA,013300.00,2240.84105,N,11402.70763,E,2,12,0.59,70.5,M,-2.5,M,,0000*68
$GNGSA,A,3,10,12,14,20,25,31,32,26,29,40,41,22,1.09,0.59,0.91*1F
$GNGSA,A,3,74,70,73,80,69,,,,,,,,1.09,0.59,0.91*17
$GPGSV,4,1,16,01,00,300,,10,56,178,51,12,12,038,38,14,47,345,48*79
$GPGSV,4,2,16,16,00,207,,18,06,275,30,20,28,165,43,22,10,319,43*76
$GPGSV,4,3,16,25,46,050,47,26,29,205,44,29,13,108,45,31,50,296,52*7E
$GPGSV,4,4,16,32,56,010,52,40,20,257,40,41,46,237,48,42,46,123,42*77
$GLGSV,2,1,06,69,27,136,49,70,76,057,50,71,34,338,50,73,64,276,55*6B
$GLGSV,2,2,06,74,24,231,46,80,35,019,46*60
$GNGLL,2240.84105,N,11402.70763,E,013300.00,A,D*7C
GPS+GLONASS双模模式数据输出和信号测试：
GPS+北斗双模模式数据输出：
$GNRMC,013854.00,A,2240.84063,N,11402.70748,E,0.004,,220319,,,A,V*17
$GNVTG,,T,,M,0.004,N,0.008,K,A*31
$GNGGA,013854.00,2240.84063,N,11402.70748,E,1,10,0.91,72.6,M,-2.5,M,,*6E
$GNGSA,A,3,10,14,12,25,29,31,32,20,26,,,,1.72,0.91,1.46,1*00
$GNGSA,A,3,24,,,,,,,,,,,,1.72,0.91,1.46,4*0D
$GPGSV,3,1,11,10,53,178,43,12,10,037,37,14,49,348,40,20,26,165,36,0*69
$GPGSV,3,2,11,25,43,047,39,26,32,205,37,29,14,105,37,31,51,301,43,0*66
$GPGSV,3,3,11,32,58,015,43,41,46,237,41,42,51,128,34,0*50
$GBGSV,1,1,01,24,56,275,40,0*47
$GNGLL,2240.84063,N,11402.70748,E,013854.00,A,A*7B
GPS+北斗双模模式数据输出和信号测试：
需要将GPS连接到电脑的客户，可以买一根USB调试转换线： https://item.taobao.com/item.htm?spm=a2oq0.12575281.0.0.7b711debIcHRnk&ft=t&id=537581359994
购买模块，免费配送一根6pin，1.25间距，单头，15cm的线，如图：
