> For the complete documentation index, see [llms.txt](https://nxp.gitbook.io/vmu-rt1176/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nxp.gitbook.io/vmu-rt1176/programming-pre-production-vmu-rt117x/px4-software.md).

# PX4 Software

This section will track the changes over time of the PX4 software support for MR-VMU-RT1176

{% hint style="info" %}
Note instructions for burning fuses and programming the bootloader are also in this gitbook. a BLANK chip or privately manufactured board will need this done before loading flight control software. Current boards as of 03/05/2024 already have the bootloader and fuses programmed
{% endhint %}

## QGC

You should be able to flash PX4 via QGC. This long term is the preferred method when it works

* Flashing "main" works (03/05/2025)
* Flashing "beta" currently fails. (03/05/2025)

## PX4 Git Status 03/05/2024

* Backport of PX4 1.14 Stable is in validation now. This was a backport from main. There are a couple of open issues still
* PX4 1.15 is in pre-release, VMU-RT1176 is included. This  is a forward port of main, it has the most tested time on it.<br>

## Last build of PX4 Main

This link it to the last / latest version of PX4 Main is here. This is the working version.

&#x20;<http://ci.px4.io/job/PX4_misc/job/Firmware-compile/job/main/lastSuccessfulBuild/artifact/build/px4_fmu-v6xrt_default/>&#x20;

{% embed url="<http://ci.px4.io/job/PX4_misc/job/Firmware-compile/job/main/lastSuccessfulBuild/artifact/build/px4_fmu-v6xrt_default/>" %}