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PX4 F9P GPS

Pinouts and useful info about the custom PX4 GPS module

Good to know

The PX4 F9P GPS module is a customization of the Holybro H-RTK F9P Rover lite module. The customizations are PX4 branding and the addition of a PPS signal on pin 6, which is not available on the standard module. With regard to the evaluation kit, this module supercedes the Freefly RTK GPS

Setup

This module works out of the box. Simply plug it into the GPS1 connector on the Pixhawk Adapter board, and calibrate the magnetometer.

Pinouts

Pin
Name
Lvl
Function
1
VDD_5V
5V
5V supply
2
USART_TX
3.3V
GPS 1 TX
3
USART_RX
3.3V
GPS 1 RX
4
I2C_SCL
3.3V
I2C SCL for magnetometer
5
I2C_SDA
3.3V
I2C SDA for magnetometer
6
GPS_PPS
3.3V
PPS signal from GPS module
7
SAFETY_SWITCH
3.3V
Safety switch state
8
SAFETY_SWITCH_LED
3.3V
Safety switch led
9
VDD_3V3
3.3V
3.3V supply
10
BUZZER_INV
Buzzer
11
GND
Ground