PX4 parameter group: Airspeed Validator

This page lists named parameter set commands in the PX4 Airspeed Validator group. All commands use PARAM_SET and are governed by PX4_COMMAND_MODE, operator guard, and PX4_PARAMETER_WRITE_ALLOWLIST.

Metric	Count
Parameters	15
`FLOAT`	11
`INT32`	4
`Standard`	15
`System`	0
`Developer`	0
Reboot required	1
`volatile`	0

Parameters

PX4 Parameter	Command type	Category	Type	Default	Range	Unit	Shape	Reboot	Volatile	PX4 short description
`ASPD_DO_CHECKS`	`px4.parameter.aspd_do_checks.set`	Standard	Int32	7	0..31	-	bitmask 5	no	no	Enable checks on airspeed sensors
`ASPD_FALLBACK`	`px4.parameter.aspd_fallback.set`	Standard	Int32	0	-	-	enum 3	no	no	Fallback options
`ASPD_FP_T_WINDOW`	`px4.parameter.aspd_fp_t_window.set`	Standard	Float	2.0	>= 0.0	s	-	no	no	First principle airspeed check time window
`ASPD_FS_INNOV`	`px4.parameter.aspd_fs_innov.set`	Standard	Float	5.0	0.5..10.0	m/s	-	no	no	Airspeed failure innovation threshold
`ASPD_FS_INTEG`	`px4.parameter.aspd_fs_integ.set`	Standard	Float	10.0	0.0..50.0	m	-	no	no	Airspeed failure innovation integral threshold
`ASPD_FS_T_START`	`px4.parameter.aspd_fs_t_start.set`	Standard	Float	-1.0	>= -1.0	s	-	no	no	Airspeed failsafe start delay
`ASPD_FS_T_STOP`	`px4.parameter.aspd_fs_t_stop.set`	Standard	Float	1.0	>= 0.0	s	-	no	no	Airspeed failsafe stop delay
`ASPD_PRIMARY`	`px4.parameter.aspd_primary.set`	Standard	Int32	1	-	-	enum 5	yes	no	Index or primary airspeed measurement source
`ASPD_SCALE_1`	`px4.parameter.aspd_scale_1.set`	Standard	Float	1.0	0.5..2.0	-	-	no	no	Scale of airspeed sensor 1
`ASPD_SCALE_2`	`px4.parameter.aspd_scale_2.set`	Standard	Float	1.0	0.5..2.0	-	-	no	no	Scale of airspeed sensor 2
`ASPD_SCALE_3`	`px4.parameter.aspd_scale_3.set`	Standard	Float	1.0	0.5..2.0	-	-	no	no	Scale of airspeed sensor 3
`ASPD_SCALE_APPLY`	`px4.parameter.aspd_scale_apply.set`	Standard	Int32	2	-	-	enum 3	no	no	Controls when to apply the new estimated airspeed scale(s)
`ASPD_TAS_NOISE`	`px4.parameter.aspd_tas_noise.set`	Standard	Float	1.4	0.0..4.0	m/s	-	no	no	Wind estimator true airspeed measurement noise
`ASPD_WERR_THR`	`px4.parameter.aspd_werr_thr.set`	Standard	Float	2.0	0.01..5.0	m/s	-	no	no	Horizontal wind uncertainty threshold for valid ground-minus-wind
`ASPD_WIND_NSD`	`px4.parameter.aspd_wind_nsd.set`	Standard	Float	0.1	0.0..1.0	m/s^2/sqrt(Hz)	-	no	no	Wind estimator wind process noise spectral density