Pixhawk Baseboard Pinout
This baseboard is compatible with Pixhawk 5X & 6X
This baseboard is compatible with both Pixhawk 5X & 6X, and any flight controller that follow the Pixhawk Autotpilot Bus Standard.
Power1 (Main) & Power2 Port (Backup) (2.00mm Pitch CLIK-Mate)
Pin
Signal
Volt
1(red)
VDD5V_BRICK1/2
+5V
2(black)
VDD5V_BRICK1/2
+5V
3(black)
SCL1/2
+3.3V
4(black)
SDA1/2
+3.3V
5(black)
GND
GND
6(black)
GND
GND
Telem1, Telem2, Telem3 ports
Pin
Signal
Volt
1(red)
VCC
+5V
2(black)
TX7/5/2 (out)
+3.3V
3(black)
RX7/5/2 (in)
+3.3V
4(black)
CTS7/5/2 (in)
+3.3V
5(black)
RTS7/5/2 (out)
+3.3V
6(black)
GND
GND
GPS 1 Port
Pin
Signal
Volt
1(red)
VCC
+5V
2 black)
TX1(out)
+3.3V
3(black)
RX1(in)
+3.3V
4(black)
SCL1
+3.3V
5(black)
SDA1
+3.3V
6(black)
SAFETY_SWITCH
+3.3V
7(black)
SAFETY_SWITCH_LED
+3.3V
8(black)
VDD_3V3
+3.3V
9(black)
BUZZER-
0~5V
10(black)
GND
GND
GPS 2 Port
Pin
Signal
Volt
1(red)
VCC
+5V
2 black)
TX8(out)
+3.3V
3(black)
RX8(in)
+3.3V
4(black)
SCL2
+3.3V
5(black)
SDA2
+3.3V
6(black)
GND
GND
CAN1, CAN2 ports
Pin
Signal
Volt
1(red)
VCC
+5V
2(black)
CANH1/2
+3.3V
3(black)
CANL1/2
+3.3V
4(black)
GND
GND
Uart4 & I2C port
Pin
Signal
Volt
1(red)
VCC
+5V
2(black)
TX4(out)
+3.3V
3(black)
RX4(in)
+3.3V
4(black)
SCL3
+3.3V
5(black)
SDA3
+3.3V
6(black)
NFC_GPIO
+3.3V
7(black)
GND
GND
SPI Port
Pin
Signal
Volt
1(red)
VCC
+5V
2 (black)
SPI6_SCK
+3.3V
3(black)
SPI6_MISO
+3.3V
4(black)
SPI6_MOSI
+3.3V
5(black)
SPI6_CS1
+3.3V
6(black)
SPI6_CS2
+3.3V
7(black)
SPIX_SYNC
+3.3V
8(black)
SPI6_DRDY1
+3.3V
9(black)
SPI6_DRDY2
+3.3V
10(black)
SPI6_nRESET
+3.3V
11(black)
GND
GND
USB Port
Pin
Signal
Volt
1(red)
VBUS
+5V
2(black)
DM
+3.3V
3(black)
DP
+3.3V
4(black)
GND
GND
I2C Port
Pin
Signal
Volt
1(red)
VCC
+5V
2(black)
SCL3
+3.3V
3(black)
SDA3
+3.3V
4(black)
GND
GND
ETH Port
Pin
Signal
Volt
1(red)
RXN
+3.3V
2(black)
RXP
+3.3V
3(black)
TXN
+3.3V
4(black)
TXP
+3.3V
AD&IO Port
Pin
Signal
Volt
1(red)
VCC
+5V
2(black)
FMU_CAP1
+3.3V
3(black)
FMU_BOOTLOADER
+3.3V
4(black)
FMU_RST_REQ
+3.3V
5(black)
NARMED
+3.3V
6(black)
ADC1_3V3
+3.3V
7(black)
ADC1_6V6
+6.6V
8(black)
GND
GND
DSM RC Port (JST-ZH 1.5mm Pitch)
Pin
Signal
Volt
1(yellow)
VDD_3V3_SPEKTRUM
+3.3V
2(black)
GND
GND
3(gray)
DSM/SPEKTRUM IN
+3.3V
RC IN Port
Pin
Signal
Volt
S
SBUS/PPM in
+3.3V
+
VDD_5V _RC
+5V
-
GND
GND
IO Debug Port (JST-SH 1mm Pitch)
Pin
Signal
Volt
1(red)
IO_VDD_3V3
+3.3V
2 black)
IO_USART1_TX
+3.3V
3(black)
NC
--
4(black)
IO_SWD_IO
+3.3V
5(black)
IO_SWD_CK
+3.3V
6(black)
IO_SWO
+3.3V
7(black)
IO_SPARE_GPIO1
+3.3V
8(black)
IO_SPARE_GPIO2
+3.3V
9(black)
IO_nRST
+3.3V
10(black)
GND
GND
FMU Debug Port (JST-SH 1mm Pitch)
Pin
Signal
Volt
1(red)
FMU_VDD_3V3
+3.3V
2 black)
FMU_USART3_TX
+3.3V
3(black)
FMU_USART3_RX
+3.3V
4(black)
FMU_SWD_IO
+3.3V
5(black)
FMU_SWD_CK
+3.3V
6(black)
SPI6_SCK_EXTERNAL1
+3.3V
7(black)
NFC_GPIO
+3.3V
8(black)
PH11
+3.3V
9(black)
FMU_nRST
+3.3V
10(black)
GND
GND
RSSI Port
Pin
Signal
Volt
S
SBUS_OUT/RSSI_IN
+3.3V
+
VDD_SERVO
0~36V
-
GND
GND
FMU PWM OUT Port
Pin
Signal
Volt
S
FMU_CH1~8
+3.3V
+
VDD_SERVO
0~36V
-
GND
GND
I/O PWM OUT Port
Pin
Signal
Volt
S
IO_CH1~8
+3.3V
+
VDD_SERVO
0~36V
-
GND
GND
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