SJ6 Legend For PIxhawk Autopilot Camera Triggered

Hi @banjing
Try to set

Shutter : servo10

Servo Limits:
Min : 1000
Max : 2100

Shutter:
Pushed : 950
Not Pushed : 1800
Duration : 40

And connect vcc , gnd and pwm to aux2
image http://www.tuffwing.com/images/manuals/pixhawk_pins.jpg