PX4 Sync / Q&A: Mar 26, 2025

[farhang]

PX4 Sync / Q&A: Mar 26, 2025
Dronecode Calendar

Agenda

• Announcements
• Future Events
• Flight Testing Update
• Release Discussion
• Bug Report / Q&A

Announcements

1. ROSCon 2025 Singapore Dates are finally out! Here’s the deadlines you don’t want to miss:

• Scolarships : April 18th.
• Workshop Submissions : May 2nd.
• Talk Submissions : June 2nd.

• Ticket sales begin June 16th! ROSCon 2025

Next Dronecode Meetup

Philadelphia, Pennsylvania, USA

• Date: 2025-03-26T04:00:00Z
• Registration: US East Coast #1 - March 2025 - Philadelphia, Wed, Mar 26, 2025, 12:00 PM | Meetup

Future Events

• Webinar: Custom Flight Modes using PX4 and ROS 2 by Dronecode Member RIIS
  • Date: 2025-03-18T04:00:00Z
• OSS NA 2025 - Denver CO - June 23-25
  • CFP Closes February 17th
• ICUAS May 14-17, Charlotte, USA

Flight Testing Update

The team at Ascend Engineering (Chicago). are running flight testing for the community.

How to reach out to the team

• GitHub: Tag user @PX4/testflights
• Discord: #flight-testing
• Weekly on the PX4 Dev Call

How to Request Testing (GitHub)

• Write down the steps to test your issue/pull request
  • Make sure to note the risk involved in flying
  • Write down things to look out for / anticipate - eg: “we are looking for no yaw jumps”
• Add issue/pull request to the Flight Testing project board
• Make sure to specify any hardware/software requirements as much as possible

Resources:

• Flight Testing Project Board
• Tests Cards

Comments / Discussion:

• Tested: ci: introduce px4-dev container with multi arch support by mrpollo · Pull Request #24022 · PX4/PX4-Autopilot · GitHub

• Are we testing Fixed Wing / VTOL: not yet, but platforms are available for bringup

• Are we using QGC Daily or Stable: Stable for now, we want to switch to Daily, but once video streaming is fixed in daily.

Release Discussion / Updates

v1.16 Release Discussion

• Fixed Wing known blockers:
• Multi Copter known blockers:
  • [Bug] DShot Serial Telemetry without Bidirectional Enabled is Broken · Issue #24515 · PX4/PX4-Autopilot · GitHub → Relevant PR: bidir dshot: only use 1 DMA and round robin the channels by dakejahl · Pull Request #24610 · PX4/PX4-Autopilot · GitHub
• Rover Blockers: Automated testing in CI maybe needed to consider it as a part of the release.
• Optical Flow:
  • TODO Let’s make a Test Case for the flight test team so we can validate: EKF2: fix flow derivation for negative HAGL by bresch · Pull Request #24481 · PX4/PX4-Autopilot · GitHub
• Simulation known blockers:
  • Plugins paths missing at some point → [Bug] Simulation environment issue tracker for 1.16 release · Issue #24569 · PX4/PX4-Autopilot · GitHub
  • SIH-SITL integration tests by mbjd · Pull Request #24237 · PX4/PX4-Autopilot · GitHub

Resources

• Release Project Board Link

Bug report / Q&A

1. [Bug] GPS failure, notify user · Issue #24355 · PX4/PX4-Autopilot · GitHub
2. @AustinMeyer How possible is to have Xplane as another simulation environment option in addition to Gazebo?

• @dagar Maybe a PR would work to have the base implementation proposed.

PRs for Review

1. Encrypted logs by patrikpordi · Pull Request #306 · PX4/flight_review · GitHub
2. Neural Control Mode by SindreMHegre · Pull Request #24366 · PX4/PX4-Autopilot · GitHub

[Sindre]

Today I’ll be attending the entire meeting.

Neural Control Mode

[Patrik_Pordi1]

Encrypted logs