Dragino LGT-92 Series, User Manual

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LGT-92 LoRa GPS Tracker User Manual
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value |= 0xFFFF0000 ;
}
var roll = value / 100 ; //roll,units: °
value = bytes [ 10 ]<< 8 | bytes [ 11 ];
if ( bytes [ 10 ] & 0x80 )
{
value |= 0xFFFF0000 ;
}
var pitch = value / 100 ; //pitch,units: °
var json ={
roll : roll ,
pitch : pitch ,
batV : batV ,
alarm : alarm
};
var value = bytes [ 0 ]<< 16 | bytes [ 1 ]<< 8 | bytes [ 2 ];
if ( bytes [ 0 ] & 0x80 )
{
value |= 0xFFFFFF000000 ;
}
var value2 = bytes [ 3 ]<< 16 | bytes [ 4 ]<< 8 | bytes [ 5 ];
if ( bytes [ 3 ] & 0x80 )
{
value2 |= 0xFFFFFF000000 ;
}
if ( value == 0x0FFFFF && value2 == 0x0FFFFF )
{
//gps disabled (low battery)
} else if ( value === 0 && value2 === 0 ) {
//gps no position yet
} else {
json . latitude = value / 10000 ; //gps latitude,units: °
json . longitude = value2 / 10000 ; //gps longitude,units: °
}
return json ;
}
Save the change the uplink message will be parsed. As below: