Pixhawk Baseboard v1 Ports
This baseboard is compatible with both Pixhawk 5X & 6X, and any flight controller that follow the Pixhawk Autopilot Bus Standard.
Last updated
This baseboard is compatible with both Pixhawk 5X & 6X, and any flight controller that follow the Pixhawk Autopilot Bus Standard.
Last updated
© 2024 Holybro. All rights reserved.
The Pixhawk Baseboard v1 has been replaced by the v2A & V2B. See the following change log for detail.
I/O PWM OUT = MAIN OUT
FMU PWM OUT = AUX OUT
Refer to this diagram for location of pin1. All connectors are JST GH 1.25 mm Pitch unless noted otherwise.
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 |
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 |
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 |
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 |
Pin | Signal | Volt |
1(red) | VCC | +5V |
2(black) | CANH1/2 | +3.3V |
3(black) | CANL1/2 | +3.3V |
4(black) | GND | GND |
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 |
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 |
Pin | Signal | Volt |
1(red) | VBUS | +5V |
2(black) | DM | +3.3V |
3(black) | DP | +3.3V |
4(black) | GND | GND |
Pin | Signal | Volt |
1(red) | VCC | +5V |
2(black) | SCL3 | +3.3V |
3(black) | SDA3 | +3.3V |
4(black) | GND | GND |
Pin | Signal | Volt |
1(red) | RXN | +3.3V |
2(black) | RXP | +3.3V |
3(black) | TXN | +3.3V |
4(black) | TXP | +3.3V |
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 |
Pin | Signal | Volt |
1(yellow) | VDD_3V3_SPEKTRUM | +3.3V |
2(black) | GND | GND |
3(gray) | DSM/SPEKTRUM IN | +3.3V |
Pin | Signal | Volt |
S | SBUS/PPM in | +3.3V |
+ | VDD_5V _RC | +5V |
- | GND | GND |
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 |
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 |
Pin | Signal | Volt |
S | SBUS_OUT/RSSI_IN | +3.3V |
+ | VDD_SERVO | 0~36V |
- | GND | GND |
Pin | Signal | Volt |
S | FMU_CH1~8 | +3.3V |
+ | VDD_SERVO | 0~36V |
- | GND | GND |
Pin | Signal | Volt |
S | IO_CH1~8 | +3.3V |
+ | VDD_SERVO | 0~36V |
- | GND | GND |
