190-01499-00 Rev. A Garmin GTX 335/345 Pilot’s Guide 6-1Table of Contents6 – CONNEXT BLUETOOTH6 CONNEXT BLUETOOTHThe GTX 345 Connext interface allows communication with apps (i.e., Garmin Pilotand ForeFlight Mobile), while running on a PED. Connext works via the Bluetoothdata link to provide up-to-date, wireless information throughout the cockpit. Refer tosection 3.4 for Bluetooth pairing instructions. Up to two Bluetooth connections aresupported by the GTX 345. Table 6-1 lists the GTX 345 Connext features.Table 6-1 GTX 345 Connext FeaturesGTX 345 CONNEXT FEATURESGPS Position and Velocity• GPS position and velocity information used by the GTX 345's certified ADS-Bfunctionality is made available to PEDs.ADS-B In Traffic• ADS-B In traffic data that is provided to certified traffic displays is made available toPEDs. This traffic is also combined with TCAD/TAS/TCAS traffic when the systems areintegrated during installation.FIS-B Weather and Flight Information• FIS-B weather and flight information that is provided to certified displays is madeavailable to PEDs.Pressure Altitude• Uncorrected barometric pressure altitude used by the GTX 345's certified transponderand ADS-B functionality is made available to PEDs.Attitude and Heading Reference System (AHRS)• When the GTX 345 is installed as part of an integrated flight deck (e.g., G500/G600,G1000), AHRS data from an AHRS source is made available to PEDs.• When the GTX 345 is installed as a stand-alone device, a built-in sensor providesAHRS data to PEDs via Connext. Attitude data is not output to other installedavionics.• The internal AHRS sensor is for use in fixed-wing aircraft only and is disabled inhelicopter installations. All internal AHRS functions are automatic and no pilot actionis required.