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5
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Function Description
Signal functions
PWM in
5V output
GND
TTL 115200/8/1/N
USER BOARD
RX
TX
GND
S.b
us/
Rx
Ro
ll/T
x
Pit
ch
Ya
w
M
od
e
Zo
om
Fo
cu
s
Pic
/R
ec
M
ult
i
Av
S.bus/Rx: connect to Rx2 for track function.
Roll/ Tx: connect to Tx2 for track function.
Pitch: PWM in, pitch control