Pinout

Pin	Function
9V	Video transmitter positive voltage -9V/2A (Switchable to 12V by jumper)
Vx	Servo power output – 6V/6A (Switchable to 8V by jumper)
5v	5v output (2A)
3v3	3.3v output (0.25A)
IO1/IO2	PINIO1 and PINIO2
Vbat2	Battery2 Voltage Sense input (10~36V)
Curr2	Battery2 Current Sense input (0~3.3V)
Vo	Video output to video transmitter
CAM1/CAM2	Video input from FPV camera1/2
G or GND	Ground
RSI	Analog RSSI (0-3.3v) input from receiver
R2, T2	UART2 RX and TX
R3, T3	UART3 RX and TX
R5, T5	UART5 RX and TX
R6, T6	UART6 RX and TX
R7, T7	UART7 RX and TX
CTS, RTS	CTS, RTS for UART7
R8, T8	UART8 RX and TX
Buz+/Buz-	Piezo buzzer positive/negative leg
M1~M14	PWM1~PWM14 signal outputs

CAN Port (4Pin JST-GH)

Pin	Pin name	Function
1	5V	+5V voltage output (1A Max)
2	H	CAN1_H
3	L	CAN1_L
4	Gnd	Ground

I2C Port (4Pin JST-GH)

Pin	Pin name	Function
1	5V	+5V voltage output (1A Max)
2	SCL	I2C2_SCL
3	SDA	I2C2_SDA
4	Gnd	Ground

GPS Port

Pin	Pin name	Function
1	5V	+5V voltage output (1A Max)
2	TXD	UART1_TXD
3	RXD	UART1_RXD
4	SCL	I2C1_SCL
5	SDA	I2C1_SDA
6	Gnd	Ground

USB Port

Pin	Pin name	Function
1	3v3	3.3v output (0.25A max)
2	Boot	DFU Boot signal input
3	VBUS	5V USB VBUS input
4	D-	USB data-
5	D+	USB data+
6	Gnd	Ground

Power Board

Pin	Function
BAT-IN	Connect to Battery positive
BAT-OUT	Connect to ESC positive
GND	Ground
Servo Power jumper	Open =6V(Default) Shorted =8V
VTX Power jumper	Open =9V(Default) Shorted =12V