Andrew Tridgell's Blog (61)

ArduPilot on the CL84 TiltWing VTOL

ArduPilot now supports TiltWing VTOL aircraft! First test flights done earlier today in Canberra

We did the first test flights of the…

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Added by Andrew Tridgell on January 24, 2017 at 11:30pm — 13 Comments

Calling all testers! New ArduPilot sensor drivers

We'd love the diydrones community to jump aboard our testing effort for the new ArduPilot sensor system. See  http://discuss.ardupilot.org/t/calling-all-testers-new-ardupilot-sensor-drivers/12741 for details

We have just implemented a major upgrade to the ArduPilot sensor drivers for…

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Added by Andrew Tridgell on November 10, 2016 at 11:29pm — 1 Comment

APM:Plane 3.7.1 released and 3.8.0 beta nearly ready for testing

New plane releases from ArduPilot.org:

Development is really hotting up for fixed wing and quadplanes! I've just released 3.7.1 and I plan on releasing the first beta of the major 3.8.0 release in the next…

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Added by Andrew Tridgell on October 23, 2016 at 1:37am — 8 Comments

CanberraUAV Outback Challenge 2016 Debrief

I have finally written up an article on our successful Outback Challenge 2016 entry

The members of CanberraUAV are home from the Outback Challenge and life is starting to return to…

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Added by Andrew Tridgell on October 16, 2016 at 11:17pm — 13 Comments

APM:Plane 3.7.0 released

The ArduPilot development team is proud to announce the release of version 3.7.0 of APM:Plane. This is a major update so please read the notes carefully.

The biggest changes in this release are:

  • more…
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Added by Andrew Tridgell on September 8, 2016 at 5:34pm — 16 Comments

Using X-Plane 10 with ArduPilot SITL

ArduPilot has been able to use X-Plane as a HIL (hardware in the loop) backend for quite some time, but it never worked particularly well as the limitations of the USB interface to the hardware prevented good sensor timings.

We have recently added the ability to use X-Plane 10 as a SITL backend, which works much better. The SITL (software…

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Added by Andrew Tridgell on June 30, 2016 at 4:53pm — 24 Comments

APM:Plane 3.6.0 released

The ArduPilot development team is proud to announce the release of version 3.6.0 of APM:Plane. This is a major update so please read the notes carefully.



The biggest changes in this release are:

  • major update to PX4Firmware code
  • major update to QuadPlane code
  • addition of…
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Added by Andrew Tridgell on June 10, 2016 at 5:00pm — 58 Comments

APM:Plane double release 3.5.3 and 3.6.0beta1

As mentioned on the 3.5.2 release discussion we have decided to do a 3.5.3 release to fix a couple of important bugs found by users in 3.5.2.

The main motivation for the release is a problem with flying without a compass enabled. If you fly 3.5.2 with MAG_ENABLE=0 or no compass attached then there is a risk…

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Added by Andrew Tridgell on April 30, 2016 at 1:16am — 30 Comments

APM:Plane 3.5.2 released

The ArduPilot development team is proud to announce the release of version 3.5.2 of APM:Plane. This is a minor release with small changes.



The main reason for this release over the recent 3.5.1 release is a fix for a bug where the px4io co-processor on a Pixhawk can run out of memory while booting. This…

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Added by Andrew Tridgell on March 25, 2016 at 9:05pm — 73 Comments

New ArduPilot documentation site

If you have visited ardupilot.com recently you may have noticed you are redirected to our new documentation system on ardupilot.org. This is part of our on-going transformation of the ardupilot project that we announced in a previous…

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Added by Andrew Tridgell on March 24, 2016 at 1:01am — 26 Comments

APM:Plane 3.5.1 released

The ArduPilot development team is proud to announce the release of version 3.5.1 of APM:Plane. This is a minor release with primarily small changes.



The changes in this release are:

  • update uavcan to new protocol
  • always exit loiter in AUTO towards next waypoint
  • support…
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Added by Andrew Tridgell on March 20, 2016 at 3:50pm — 53 Comments

Building, flying and not crashing a large OctaQuadPlane

After the unfortunate crash of our last QuadPlane build with a failed ESC CanberraUAV wanted to build a new version with more redundancy in the VTOL part of the build. The result is the above OctaQuadPlane which we successfully flew for the first time yesterday.

When we…

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Added by Andrew Tridgell on March 13, 2016 at 12:59pm — 59 Comments

A new chapter in ArduPilot development

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Added by Andrew Tridgell on February 26, 2016 at 11:30pm — 96 Comments

Building, flying and crashing a large QuadPlane

Not all of the adventures that CanberraUAV have with experimental aircraft go as well as we might hope. This is the story of our recent build of a large QuadPlane and how the flight ended in a crash.

As part of our efforts in developing aircraft for the…

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Added by Andrew Tridgell on February 25, 2016 at 1:00am — 81 Comments

APM:Plane 3.5.0 released

The ArduPilot development team is proud to announce the release of the 3.5.0 version of APM:Plane. There have only been a few small changes since the 3.5.0beta1 release 3 weeks ago.

The key changes since 3.5.0beta1 are:

  • addition of better camera trigger logging
  • fixes to override…
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Added by Andrew Tridgell on January 29, 2016 at 8:07pm — 71 Comments

APM:Plane 3.5.0 beta1 released

The ArduPilot development team is proud to announce the release of the first beta version of the 3.5.0 release of APM:Plane. We think this is going to be a great release and we'd love some feedback before we do the final version.



The biggest changes in this release are:

  • switch to new EKF2…
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Added by Andrew Tridgell on January 8, 2016 at 9:00pm — 23 Comments

QuadPlane support in APM:Plane 3.5.0

The upcoming 3.5.0 release of APM:Plane includes support for QuadPlane - a hybrid plane/multi-rotor that allows for high speed long distance flight with vertical takeoff and landing.

The above video shows a converted HobbyKing Firstar 2000 doing a fully autonomous mission, with VTOL takeoff, followed by automatic transition to fixed wing flight and then a…

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Added by Andrew Tridgell on January 8, 2016 at 8:08pm — 92 Comments

APM:Plane 3.4.0 released

The ArduPilot development team is proud to announce the release of version 3.4.0 of APM:Plane. This is a major release with a lot of changes so please read the notes carefully!



First release with EKF by default



This is the also the first release that enables the…

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Added by Andrew Tridgell on September 23, 2015 at 5:35pm — 77 Comments

An awesome day at CMAC

Anyone who has been involved in aeromodelling for a while dreams of having one of those days when everything works right. It doesn't happen often, but when it does it sure is nice!

CanberraUAV had one of those days yesterday. It was a…

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Added by Andrew Tridgell on August 30, 2015 at 10:30pm — 40 Comments

APM:Plane 3.3.0 released

APM:Plane 3.3.0 released



The ardupilot development team is proud to announce the release of version 3.3.0 of APM:Plane. This is a major release with a lot of changes. Please read the release notes carefully!



The last…

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Added by Andrew Tridgell on May 20, 2015 at 1:27am — 139 Comments

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Season Two of the Trust Time Trial (T3) Contest 
A list of all T3 contests is here. The current round, the Vertical Horizontal one, is here

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