Return the internal GPS position or nil if no valid hardware found
@status current Introduced in 2.2.2
none
table
representing the current radio positionlat
(number) internal GPS latitude, positive is Northlon
(number) internal GPS longitude, positive is East- 'numsat' (number) current number of sats locked in by the GPS sensor
- 'fix' (boolean) fix status
- 'alt' (number) internal GPS altitude in 0.1m
- 'speed' (number) internal GPSspeed in 0.1m/s
- 'heading' (number) internal GPS ground course estimation in degrees * 10
- 'hdop' (number) internal GPS horizontal dilution of precision