TELEMETRY_TRANSMISSION
parameter in the openhd-settings-1.txt
file in the boot
partition of the SD card.TELEMETRY_TRANSMISSION=wbc
TELEMETRY_TRANSMISSION=external
to receive the telemetry stream on the Ground unit serial port. If using external telemetry transmission, also configure EXTERNAL_TELEMETRY_SERIALPORT_GROUND=
and EXTERNAL_TELEMETRY_SERIALPORT_GROUND_BAUDRATE=
/dev/serial0
for the internal UART of the Raspberry PI/dev/ttyUSB0
for a USB 2 Serial adapteropenhd-settings-1.txt
file in the boot
partition of the SD card for the Air unit./dev/serial0
for the internal UART of the Raspberry PI/dev/ttyUSB0
for a USB 2 Serial adapterSRx_Parameters
where x represents the serial ports using Mavlink in an ascending order. (If SERIAL0, SERIAL2, SERIAL6 are using Mavlink, the corresponding Paramaters are SR0, SR1 and SR6_).openhd-settings-1.txt
file in the boot
partition of the SD card for the Ground unit.#define LTM
COMPASS_INAV=true