pub const GNSS_ALTITUDE: u32 = 90;
Altitude of the last fix (PROP_GNSS_ALTITUDE) — INT32_LE meters above the WGS-84 ellipsoid, matching the units of node identity option 2. Empty when there is no fix. Requires CAP_GNSS.
PROP_GNSS_ALTITUDE
INT32_LE
CAP_GNSS