PX4-Autopilot/docs/en/msg_docs/ActuatorServos.md
2025-09-24 10:01:55 +10:00

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# ActuatorServos (UORB message)
Servo control message
Normalised output setpoint for up to 8 servos.
Published by the vehicle's allocation and consumed by the actuator output drivers.
[source file](https://github.com/PX4/PX4-Autopilot/blob/main/msg/versioned/ActuatorServos.msg)
```c
# Servo control message
#
# Normalised output setpoint for up to 8 servos.
# Published by the vehicle's allocation and consumed by the actuator output drivers.
uint32 MESSAGE_VERSION = 0
uint64 timestamp # [us] Time since system start
uint64 timestamp_sample # [us] Sampling timestamp of the data this control response is based on
uint8 NUM_CONTROLS = 8 #
float32[8] control # [-] [@range -1, 1] Normalized output. 1 means maximum positive position. -1 maximum negative position (if not supported by the output, <0 maps to NaN). NaN maps to disarmed.
```