Hello,
Trying to work with GNSS in RM502Q-AE via AT commands.
The RM502Q-AE module with the firmware version:
ATI
Quectel
RM502Q-AE
Revision: RM502QAEAAR11A04M4G
AT+GSN
867826050493659
AT+CGMR
RM502QAEAAR11A04M4G
#The command turns on GNSS
AT+QGPS=1
AT+QGPSLOC=0
+CME ERROR: Not fixed now
#port NMEA log
…
$GAGGA,0,77
$GPVTG,T,M,N,K,N2C
$GPRMC,V,N,V*29
$GPGSA,A,1,*32
$GPGGA,0,66
$GAGGA,0,77
$GPVTG,T,M,N,K,N2C
$GPRMC,V,N,V29
$GPGSA,A,1,*32
$GPGGA,0,66
$GAGGA,0,77
$GPVTG,T,M,N,K,N2C
$GPRMC,V,N,V29
$GPGSA,A,1,*32
…
GNSS doesn´t work after several minutes, we tried with two GPS antennas connected, one of them next to the external window of building.
Any ideas what it is happend?
The current firmware version is the latest or not?