• legacy wiki page - https://w.electrodragon.com/w/Category:Location#GNSS

Functions

  • GNSS
  • ATGM
  • GPS
  • Galileo
  • sbas
  • dgps
  • beidou
  • glonass
  • gzss

software

  • https://igs.bkg.bund.de/ntrip/download

Tesing

NGS1089-dat

AT+CPIN?
+CPIN: READY

AT+CGNSPWR=?
+CGNSPWR: (0-1)

OK
AT+CGNSPWR?
+CGNSPWR: 0

OK
AT+CGNSPWR=1
OK

AT+CGNSINF
+CGNSINF: 1,0,19800109075159.000,,,,0.00,0.0,0,,,,,,3,0,2,,44,,

OK
AT+CGNSINF
+CGNSINF: 1,0,20240626075200.000,,,,0.00,0.0,0,,,,,,3,0,2,,44,,


AT+CGNSINF
+CGNSINF: 1,1,20240626074838.000,22.570777,113.887168,155.727,0.00,65.8,1,,2.8,3.0,1.0,,7,4,5,,47,,
  • 2.1 AT+CGNSPWR GNSS power control ……………………………………………………………. 8
  • 2.2 AT+CGNSSEQ Define the last NMEA sentence that parsed ………………………………. 9
  • 2.3 AT+CGNSINF GNSS navigation information parsed from NMEA sentences ……… 11
  • 2.4 AT+CGNSURC GNSS navigation, GEO-fences and speed alarm URC report ……. 12
  • 2.5 AT+CGNSCMD Send command to GNSS ……………………………………………………… 13
  • 2.6 AT+CGNSTST Send data received from UART2 to UART1 …………………………….. 14
  • 2.7 AT+CGNSCHK Check EPO file property ………………………………………………………. 14
  • 2.8 AT+CGNSDEL Delete EPO file ……………………………………………………………………. 15
  • 2.9 AT+CGNSIPR Configure UART2 baud rate …………………………………………………… 16
  • 2.10 AT+CGNSAID Send EPO file to GNSS engine ………………………………………………. 16
  • 2.11 AT+CRFLOC Give reference location to GNSS engine ……………………………………. 17
  • 2.12 AT+CGNSVER Query GNSS version…………………………………………………………….. 17

Note

Why you really need good GPS signal, compare to your smart phone?

  • your smart phone use 4G network to assist the location, but GPS module use GPS-dat signal location only
  • read more at AGPS-net

interface