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Add a new GPS model CM121. (#7852)

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* Add a new GPS model CM121.

* Add CM121 to Unicore.

* Trunk fixes, remove unneded NMEA lines

---------

Co-authored-by: Tom Fifield <tom@tomfifield.net>
This commit is contained in:
Quency-D 2025-09-05 17:29:53 +08:00 committed by Ben Meadors
parent c8f69913d6
commit af26408d73
2 changed files with 18 additions and 3 deletions
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18
src/gps/GPS.cpp
View File

@ -807,6 +807,14 @@ bool GPS::setup()
} else {
LOG_INFO("GNSS module configuration saved!");
}
} else if (gnssModel == GNSS_MODEL_CM121) {
// only ask for RMC and GGA
// enable GGA
_serial_gps->write("$CFGMSG,0,0,1,1*1B\r\n");
delay(250);
// enable RMC
_serial_gps->write("$CFGMSG,0,4,1,1*1F\r\n");
delay(250);
}
didSerialInit = true;
}
@ -1239,9 +1247,15 @@ GnssModel_t GPS::probe(int serialSpeed)
_serial_gps->write("$PUBX,40,GSV,0,0,0,0,0,0*59\r\n");
_serial_gps->write("$PUBX,40,VTG,0,0,0,0,0,0*5E\r\n");
delay(20);
// Close NMEA sequences on CM121
_serial_gps->write("$CFGMSG,0,1,0,1*1B\r\n");
_serial_gps->write("$CFGMSG,0,2,0,1*18\r\n");
_serial_gps->write("$CFGMSG,0,3,0,1*19\r\n");
delay(20);
// Unicore UFirebirdII Series: UC6580, UM620, UM621, UM670A, UM680A, or UM681A
std::vector<ChipInfo> unicore = {{"UC6580", "UC6580", GNSS_MODEL_UC6580}, {"UM600", "UM600", GNSS_MODEL_UC6580}};
// Unicore UFirebirdII Series: UC6580, UM620, UM621, UM670A, UM680A, or UM681A,or CM121
std::vector<ChipInfo> unicore = {
{"UC6580", "UC6580", GNSS_MODEL_UC6580}, {"UM600", "UM600", GNSS_MODEL_UC6580}, {"CM121", "CM121", GNSS_MODEL_CM121}};
PROBE_FAMILY("Unicore Family", "$PDTINFO", unicore, 500);
std::vector<ChipInfo> atgm = {

3
src/gps/GPS.h
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@ -31,7 +31,8 @@ typedef enum {
GNSS_MODEL_MTK_PA1616S,
GNSS_MODEL_AG3335,
GNSS_MODEL_AG3352,
GNSS_MODEL_LS20031
GNSS_MODEL_LS20031,
GNSS_MODEL_CM121
} GnssModel_t;
typedef enum {