Hello!
I am using L89 GNSS module for time and location updating. We are based out of India and were trying to use GPS and IRNSS constellation.
We have made prototype board for evaluating the L89 module. What I observed was even though we kept it in open sky condition, $GPRMC packet shows Invalid flag for hours without success.
Just want to update you following which I received after reset:
$$PSTMVER,GNSSLIB_8.4.14.21_ARM43
$$GPTXT,L89NR01A06V0123
$$PSTMVER,OS20LIB_4.3.0_ARM47
$$PSTMVER,GPSAPP_2.8.4_ARM12
$$PSTMVER,BINIMG_4.5.12.4_ARM37
$$PSTMVER,SWCFG_810653296C
$$PSTMVER,STAGPSLIB_6.0.0_ARM5A
$$PSTMVER,STA8090_622bc0436F
$$GPTXT,(C)2000-2018 ST Microelectronics29
$$GPTXT,L89NR01A06V0123
$$PSTMSWCONFIG,1,0,12,0001050105070a0a0e0d0c0b0a090608070203630a110c04110c0155030130500f00000f0714000affffffffffffffffffffffffffffffffffffffffffffffff47
$$PSTMSWCONFIG,1,1,12,ffffffffffffffffffffffffffffffffffffffffffffffffffff010101000001094005ffffffffff5c966309400008100000000000000000000000005000000042
$$PSTMSWCONFIG,1,2,12,ffffffff00000000ffffffff000000000000000000000000ffffffff000000000000000000000000fffffffffffffffffffffffffffffffff090c02b0528200045
$$PSTMSWCONFIG,1,3,12,01323200050358020a0a0000fe0300001690813e0d0000bc000000000000000000000000000000000000000000000000000000000000000000000000ac07730d4C
$$PSTMSWCONFIG,1,4,12,120000009a106464ae61840000000100ff0a0b0019000000010101000000000006000000ffffffff040000000100000000000080b004780503000000f0c3f7ff4F
$$PSTMSWCONFIG,1,5,12,00000000ffffffff000000000c0a00020fb4a005f5a30000010a1900330a0a1400510000800e000000001810000008000e01000000000000020f00000000000042
$$PSTMSWCONFIG,1,6,12,0000e803ffffffff00000000ffffffff4810c703ffffffff9abed2e6edf2fafb00000202050601011d11ff000e010f01ff00ff000403ff0000000000000000004A
$$PSTMSWCONFIG,1,7,12,000000000000e03f0000000000000000000000000000f03fd3872ea86f754440938c9c853d8d2c403db83b6bb71b56404b0484b86d3da53e0cb8df888b2f9c3e49
$$PSTMSWCONFIG,1,8,12,2b69a4292b1b503e0cb8df888b2f9c3e4b0484b86d3da53e000000000000000000000000000000005feffe78af8e44406c21c84109c32b40000000000000244040
$$PSTMSWCONFIG,1,9,12,1d8f19a88c8f4440598b4f0130be2b4000000000000024407ac2120f289f44402315c616828c2b400000000000002440ace28dcc239f444095826e2f698c2b4012
$$PSTMSWCONFIG,1,10,12,00000000000024400f0c0c120f0c0c120f0c0c120f0c0c124c38394e52303141303656303100000000000000000000000000000000000000000000000000000025
$$PSTMSWCONFIG,1,11,12,000000000000000000000000000000000000000000000000000000000000000026
Received GPRMC packet as follows:
$$GPRMC,065336.000,V,1625.30005,N,08033.65754,E,130123,N*7A
Could some one guide me what to do to make module give proper NMEA output? Should I send any commands to make it work for GPS as well as IRNSS.
-Bhavani Shankar
sbshankar@efftronics.com