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Add LC760CA GNSS module support #11300

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Add LC760CA GNSS module support #11300

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504e318
Add LC760CA GNSS module support
Quency-D Jul 31, 2026
558bf7f
Merge branch 'develop' into Add-L760CA
Quency-D Aug 3, 2026
bbbfe6d
Merge branch 'develop' into Add-L760CA
thebentern Aug 4, 2026
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13 changes: 10 additions & 3 deletions src/gps/GPS.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -757,6 +757,11 @@ bool GPS::verifyCachedProbePresence()
_serial_gps->write("$PDTINFO\r\n");
present = (getACK("CM121", 900) == GNSS_RESPONSE_OK);
break;
case GNSS_MODEL_LC760CA:
cachedProbeModelName = "LC760CA";
_serial_gps->write("$PDTINFO,*62\r\n");
present = (getACK("$PDTINFO,CC1161W,", 900) == GNSS_RESPONSE_OK);
break;
case GNSS_MODEL_UBLOX6:
case GNSS_MODEL_UBLOX7:
case GNSS_MODEL_UBLOX8:
Expand Down Expand Up @@ -1130,7 +1135,7 @@ bool GPS::setup()
} else {
LOG_INFO("GNSS module configuration saved!");
}
} else if (gnssModel == GNSS_MODEL_CM121) {
} else if (IS_ONE_OF(gnssModel, GNSS_MODEL_CM121, GNSS_MODEL_LC760CA)) {
// only ask for RMC and GGA
// enable GGA
_serial_gps->write("$CFGMSG,0,0,1,1*1B\r\n");
Expand Down Expand Up @@ -1690,8 +1695,10 @@ GnssModel_t GPS::probe(int serialSpeed)
case 1: {

// 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}};
std::vector<ChipInfo> unicore = {{"UC6580", "UC6580", GNSS_MODEL_UC6580},
{"UM600", "UM600", GNSS_MODEL_UC6580},
{"CM121", "CM121", GNSS_MODEL_CM121},
{"LC760CA", "$PDTINFO,CC1161W,", GNSS_MODEL_LC760CA}};
PROBE_FAMILY("Unicore Family", "$PDTINFO", unicore, 500);
currentDelay = 20;
currentStep = 2;
Expand Down
1 change: 1 addition & 0 deletions src/gps/GPS.h
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Expand Up @@ -47,6 +47,7 @@ typedef enum {
GNSS_MODEL_AG3352,
GNSS_MODEL_LS20031,
GNSS_MODEL_CM121,
GNSS_MODEL_LC760CA,
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Quency-D marked this conversation as resolved.
GNSS_MODEL_GENERIC_NMEA // generic NMEA source (e.g. gpsd); skips chip-specific probe and init
} GnssModel_t;

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