I have a standard hexacopter that is equipped with an EPM Gripper on the Aux 1 port. I can get it to work manually perfect like butter. My problem is how do I do it in mission mode? I have tried the “do set servo” command to the desired PWM setting on servo 1, but I cant get the device to work. I am…

Hi @ricmussman I’m also looking for using servo on the AUX 1 port. Did you solve your problem? I think the official doc about PX4 Gripper is not available on current version of QGC. I also used MAV_DO_SET_SERVO or MAV_CMD_DO_SET_ACTUATOR but not working. So if you solved your problem, please share …

EPM Gripper on PX4?

PX4 Autopilot

camilo_Sanabria May 16, 2025, 2:38pm 3

Hi @ChanJoon and @ricmussman did you guys find a solution? I’m having a similar issue
Gripper error

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EPM Gripper on PX4?

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