Pixhawk FMUv2 / Cube FMU v3 Serial MappingΒΆ

Many different names are given to the serial hardware on Pixhawk and Cube where ArduPilot is concerned. This document attempts to supply a mapping between them.

DataSheet

ParamPrefix

HW Label

Cube Full CB

Def Role

SERIAL_CONTROL*

Notes

SERIAL0_

Console

Console

Micro-USB Plug

UART4

SERIAL3_

GPS

GPS1

GPS

2

USART2

SERIAL1_

TELEM1

TELEM1

MAVLink

0

bl serial

USART3

SERIAL2_

TELEM2

TELEM2

MAVLink

1

UART8

SERIAL4_

SERIAL4

GPS2

GPS

3

UART7

SERIAL5_

SERIAL5

CONS

10

USART1

IOMCU Debug

USART6

IOMCU Serial

Note

SERIAL_CONTROL is used to talk from a GS directly to a serially-attached device.

On MAVProxy one can use module load nsh followied by nsh port 0 to talk to a Hayes modem connected to TELEM1