User Manual

Devices
Pad/Hole
Note
GPS
UART2, 3, 4, 5, 6
Bluetooth
UART1
MSP & Baud 57600
VTX control
Uart
-
TX2, 3, 4, 5, 6
SA / TR
on board BMP280
I2C1
External Baro
I2C1(DA1, CL1)
BMP280 /MS5611 /BMP085
OLED
I2C1(DA1, CL1)
0.96
″
Magnetometer I2C2(DA2, CL2)
HMC5883 /MAG3110
/QMC5883 /IST8310
AirSpeed Pitot
I2C2(DA2, CL2)
Pitot_MS4525
SBUS
Sbs pad
Built
-
in inverter on UART2
-
RX
Frsky Smartport TX2 pad
Softserial
-
TX1 is enabled on TX2
pad by default
in 1.9.0, set
telemetry_inversion = ON
in 1.9.1, set
telemetry_inversion = OFF
PPM
RX2 pad
Enable PPM RX input
IBUS/SUMD
RX2 pad
Spektrum
RX2 pad
CrossFire TX2 & RX2 pad
Need to disable CPU based
serial ports
CrossFire
TX4/RX4 or TX6/RX6