# \#pymavlink **URL:** https://discuss.bluerobotics.com/tag/pymavlink/5.md [Latest](https://discuss.bluerobotics.com/latest.md) · [Categories](https://discuss.bluerobotics.com/categories.md) · [Tags](https://discuss.bluerobotics.com/tags.md) --- ## [BlueROV2 Python control script not working](https://discuss.bluerobotics.com/t/bluerov2-python-control-script-not-working/23429)
**Author:** [@atanu585](https://discuss.bluerobotics.com/u/atanu585)\ **Replies:** 5\ **Last updated:** [August 14, 2026, 8:42pm UTC](https://discuss.bluerobotics.com/t/bluerov2-python-control-script-not-working/23429 "2026-08-14T20:42:48Z")
Following on from this thread, I have updated the BlueOS and ArduSub versions, but now the keyboard controls through a python script does not work at all. How can I control the ROV through a python script? --- ## [Integrating DVL A50 and Ping Altimeter on BlueROV2 Heavy: Position Hold & Custom Distance Hold](https://discuss.bluerobotics.com/t/integrating-dvl-a50-and-ping-altimeter-on-bluerov2-heavy-position-hold-custom-distance-hold/23456)
**Author:** [@trongtri](https://discuss.bluerobotics.com/u/trongtri)\ **Replies:** 2\ **Last updated:** [August 13, 2026, 6:51pm UTC](https://discuss.bluerobotics.com/t/integrating-dvl-a50-and-ping-altimeter-on-bluerov2-heavy-position-hold-custom-distance-hold/23456 "2026-08-13T18:51:18Z")
Hi everyone, I am currently working on a research and construction project for an underwater vehicle platform at Bach Khoa University, focusing on fundamental GNC (Guidance, Navigation, and Control) development. We are … --- ## [Joystick and frame configuration](https://discuss.bluerobotics.com/t/joystick-and-frame-configuration/23420)
**Author:** [@Ruben\_malacarne](https://discuss.bluerobotics.com/u/Ruben_malacarne)\ **Replies:** 4\ **Last updated:** [August 10, 2026, 12:29pm UTC](https://discuss.bluerobotics.com/t/joystick-and-frame-configuration/23420 "2026-08-10T12:29:22Z")
Hi everyone!!! First of all, I’d like to thank the community for being so active In the past few days we put our ROV in the water. It has 12 thrusters, and we configured a new frame inside the file: AP\_Motors6DOF.cpp … --- ## [Can BlueOS connect to two flight controllers and switch joystick control between ArduCopter and ArduSub? ](https://discuss.bluerobotics.com/t/can-blueos-connect-to-two-flight-controllers-and-switch-joystick-control-between-arducopter-and-ardusub/23370)
**Author:** [@Darkly](https://discuss.bluerobotics.com/u/Darkly)\ **Replies:** 5\ **Last updated:** [July 23, 2026, 4:12pm UTC](https://discuss.bluerobotics.com/t/can-blueos-connect-to-two-flight-controllers-and-switch-joystick-control-between-arducopter-and-ardusub/23370 "2026-07-23T16:12:22Z")
Hi, I’m working on a senior design project involving a small hybrid aerial/underwater drone, and I’m trying to figure out the cleanest way to control it. Our current idea is to use two flight controllers: A smaller… --- ## [Using arduino in place of pixhawk or other flight controllers](https://discuss.bluerobotics.com/t/using-arduino-in-place-of-pixhawk-or-other-flight-controllers/23311)
**Author:** [@ROVaddict567](https://discuss.bluerobotics.com/u/ROVaddict567)\ **Replies:** 2\ **Last updated:** [July 11, 2026, 5:52pm UTC](https://discuss.bluerobotics.com/t/using-arduino-in-place-of-pixhawk-or-other-flight-controllers/23311 "2026-07-11T17:52:27Z")
I’m trying to build an ROV with my dad and I’ve decided to try and give it a much needed firmware upgrade. Until now, I’ve had a laptop in my control box taking controller inputs with a python script, and then sending th… --- ## [Pixhawk running Ardusub outputs max throttle PWM signal upon arming](https://discuss.bluerobotics.com/t/pixhawk-running-ardusub-outputs-max-throttle-pwm-signal-upon-arming/23270)
**Author:** [@fishbot](https://discuss.bluerobotics.com/u/fishbot)\ **Replies:** 11\ **Last updated:** [July 6, 2026, 9:00pm UTC](https://discuss.bluerobotics.com/t/pixhawk-running-ardusub-outputs-max-throttle-pwm-signal-upon-arming/23270 "2026-07-06T21:00:06Z")
Hi all, I have been having a really hard time getting my Ardusub-based system to work properly and could use some help. Context I have a Simple ROV-3 frame with three Blue Robotics T200 thrusters, each with the Blue Rob… --- ## [Setting up GPS inject, guided mode stopped working](https://discuss.bluerobotics.com/t/setting-up-gps-inject-guided-mode-stopped-working/23113)
**Author:** [@TheRealPope](https://discuss.bluerobotics.com/u/TheRealPope)\ **Replies:** 1\ **Last updated:** [June 5, 2026, 11:15pm UTC](https://discuss.bluerobotics.com/t/setting-up-gps-inject-guided-mode-stopped-working/23113 "2026-06-05T23:15:19Z")
I am running ArduSub on a pixhawk 6c pro and want to inject the GPS signal via usb (pymavlink). The problem is that when i try to gps inject the pixhawk does not want to switch into guided mode saying guided mode require… --- ## [How to use my keyboard to control the rov ? Is it possible](https://discuss.bluerobotics.com/t/how-to-use-my-keyboard-to-control-the-rov-is-it-possible/23095)
**Author:** [@akash](https://discuss.bluerobotics.com/u/akash)\ **Replies:** 3\ **Last updated:** [June 1, 2026, 9:36pm UTC](https://discuss.bluerobotics.com/t/how-to-use-my-keyboard-to-control-the-rov-is-it-possible/23095 "2026-06-01T21:36:41Z")
I want to use my keyboard to control the rov so that i can use it for my project. i want to make the rov autonomous. i can connect my python code to the rov and receive the heartbeat but i cant send controls from my pyth… --- ## [Seeking Guidance for Autonomous Tracking Project (Simulation + camera grabbing issues)](https://discuss.bluerobotics.com/t/seeking-guidance-for-autonomous-tracking-project-simulation-camera-grabbing-issues/22753)
**Author:** [@Nath](https://discuss.bluerobotics.com/u/Nath)\ **Replies:** 17\ **Last updated:** [May 6, 2026, 6:55am UTC](https://discuss.bluerobotics.com/t/seeking-guidance-for-autonomous-tracking-project-simulation-camera-grabbing-issues/22753 "2026-05-06T06:55:03Z")
Hi BlueRobotics Team and Community, I’m a new member (just started a few days ago!) and I’m diving into making my BlueROV2 autonomous. My goal is to implement real-time biological tracking (e.g., following a diver) usin… --- ## [How do I control an RGB LED matrix with the Navigator's RGB header pins in Python](https://discuss.bluerobotics.com/t/how-do-i-control-an-rgb-led-matrix-with-the-navigators-rgb-header-pins-in-python/22883)
**Author:** [@jahn87](https://discuss.bluerobotics.com/u/jahn87)\ **Replies:** 0\ **Last updated:** [April 27, 2026, 6:58am UTC](https://discuss.bluerobotics.com/t/how-do-i-control-an-rgb-led-matrix-with-the-navigators-rgb-header-pins-in-python/22883 "2026-04-27T06:58:52Z")
Hi, I was hoping to use the onboard RGB header pins to control an RGB LED matrix to indicate the current mode the BlueROV2 is in, but I can’t seem to get it working or find sufficient documentation for it. The matrix I’… --- ## [5V 6A Power Supply](https://discuss.bluerobotics.com/t/5v-6a-power-supply/22599)
**Author:** [@jmmocarroll](https://discuss.bluerobotics.com/u/jmmocarroll)\ **Replies:** 2\ **Last updated:** [March 11, 2026, 9:50pm UTC](https://discuss.bluerobotics.com/t/5v-6a-power-supply/22599 "2026-03-11T21:50:12Z")
I’m measuring 4.5V at the output of this unit under load which is triggering a low voltage alarm on the raspberry pi it is powering. Does that suggest an internal issue in the unit? --- ## [Pixhawk not responding with solid red led on B/E IO light up](https://discuss.bluerobotics.com/t/pixhawk-not-responding-with-solid-red-led-on-b-e-io-light-up/22593)
**Author:** [@Lexciese](https://discuss.bluerobotics.com/u/Lexciese)\ **Replies:** 2\ **Last updated:** [March 11, 2026, 6:17am UTC](https://discuss.bluerobotics.com/t/pixhawk-not-responding-with-solid-red-led-on-b-e-io-light-up/22593 "2026-03-11T06:17:42Z")
What is the probable problem? I have pixhawk 4 that randomly not responding. Here is my log output from mavros: MAVROS UAS via /uas1 started. MY ID 1.240, TARGET ID 1.1 \[starter-2\] \[INFO\] \[1773031437.488168571\] \[starter… --- ## [BlueBoat + Jetson Nano companion for autonomy, best MAVLink/MAVROS control interface?](https://discuss.bluerobotics.com/t/blueboat-jetson-nano-companion-for-autonomy-best-mavlink-mavros-control-interface/22474)
**Author:** [@rishabh307](https://discuss.bluerobotics.com/u/rishabh307)\ **Replies:** 2\ **Last updated:** [February 18, 2026, 2:34am UTC](https://discuss.bluerobotics.com/t/blueboat-jetson-nano-companion-for-autonomy-best-mavlink-mavros-control-interface/22474 "2026-02-18T02:34:11Z")
I’m integrating a Jetson Nano as an external companion computer with a BlueBoat (BlueOS + Navigator) to run autonomy + collision avoidance using MPC+CBF. Jetson will compute commands and stream them back to the boat at ~… --- ## [BlueOS ROS2 Extension v0.0.2 is here!](https://discuss.bluerobotics.com/t/blueos-ros2-extension-v0-0-2-is-here/19324)
**Author:** [@ItsKalvik](https://discuss.bluerobotics.com/u/ItsKalvik)\ **Replies:** 20\ **Last updated:** [February 11, 2026, 6:50pm UTC](https://discuss.bluerobotics.com/t/blueos-ros2-extension-v0-0-2-is-here/19324 "2026-02-11T18:50:59Z")
Hello everyone!! I am really glad some of the community members have been using the ROS2 extension ^-^ Based on some of the questions I’ve been getting, I added some extra feature to the extension :smiley: The ROS2… --- ## [How do I use MAVLink Endpoints to get gamepad data?](https://discuss.bluerobotics.com/t/how-do-i-use-mavlink-endpoints-to-get-gamepad-data/16671)
**Author:** [@MarkFromCanada](https://discuss.bluerobotics.com/u/MarkFromCanada)\ **Replies:** 22\ **Last updated:** [February 2, 2026, 1:43pm UTC](https://discuss.bluerobotics.com/t/how-do-i-use-mavlink-endpoints-to-get-gamepad-data/16671 "2026-02-02T13:43:13Z")
Hey there! For a custom project, I’m running BlueOS on a raspberry pi 4B, with no other hardware attached. Using the cockpit extension, I have a fantastic camera stream coming from the picamera, and I’m very impressed! … --- ## [Sending custom values via python from on board computer to Cockpit](https://discuss.bluerobotics.com/t/sending-custom-values-via-python-from-on-board-computer-to-cockpit/22359)
**Author:** [@VShiva1](https://discuss.bluerobotics.com/u/VShiva1)\ **Replies:** 4\ **Last updated:** [January 31, 2026, 7:34pm UTC](https://discuss.bluerobotics.com/t/sending-custom-values-via-python-from-on-board-computer-to-cockpit/22359 "2026-01-31T19:34:54Z")
As mentioned in a previous thread, I am trying a similar thing, where I want to send x,y,z values from a custom IMU sensor(connected to BlueOS-Raspberrypi via USB) to a custom widget made on the Cockpit. I cannot just… --- ## [Guided mode with pymavlink](https://discuss.bluerobotics.com/t/guided-mode-with-pymavlink/21516)
**Author:** [@Herman](https://discuss.bluerobotics.com/u/Herman)\ **Replies:** 6\ **Last updated:** [January 28, 2026, 7:32pm UTC](https://discuss.bluerobotics.com/t/guided-mode-with-pymavlink/21516 "2026-01-28T19:32:33Z")
Hi! We have a BlueROV2 with a Nortek Nucleus 1000 DVL and are running ArduSub v4.5.3 and BlueOS v1.4.2. We are aiming to use pymavlink to reach goal positions in guided mode. The set control parameters are set following… --- ## [I want to connect jetson as master to raspberry pi4 hat for Blueboat](https://discuss.bluerobotics.com/t/i-want-to-connect-jetson-as-master-to-raspberry-pi4-hat-for-blueboat/22301)
**Author:** [@Vishal\_Khandare](https://discuss.bluerobotics.com/u/Vishal_Khandare)\ **Replies:** 0\ **Last updated:** [January 20, 2026, 6:02am UTC](https://discuss.bluerobotics.com/t/i-want-to-connect-jetson-as-master-to-raspberry-pi4-hat-for-blueboat/22301 "2026-01-20T06:02:20Z")
I am working on project where I am integrating sterovision for object detection and obstacle avoidance with blueboat usv , where i need jetson nano on top of raspberry pi , to do this high level task , now i am facing di… --- ## [Networking Multiple Vehicles: A Guide](https://discuss.bluerobotics.com/t/networking-multiple-vehicles-a-guide/21763)
**Author:** [@SamH](https://discuss.bluerobotics.com/u/SamH)\ **Replies:** 6\ **Last updated:** [December 17, 2025, 10:50pm UTC](https://discuss.bluerobotics.com/t/networking-multiple-vehicles-a-guide/21763 "2025-12-17T22:50:07Z")
Hello! My name is Sam Honor; I’m a first-year PhD student at WPI’s Automata Lab researching graph-neural-network control of marine robotic swarms. Over the summer, I got a bunch of BlueRobotics hardware to set up. Now t… --- ## [Communicating between Pi + Navigator and Arduino UART](https://discuss.bluerobotics.com/t/communicating-between-pi-navigator-and-arduino-uart/21997)
**Author:** [@DFord](https://discuss.bluerobotics.com/u/DFord)\ **Replies:** 6\ **Last updated:** [November 22, 2025, 1:46am UTC](https://discuss.bluerobotics.com/t/communicating-between-pi-navigator-and-arduino-uart/21997 "2025-11-22T01:46:37Z")
Hello, I will be trying to send data via UART from the Pi+Navigator to an arduino. The Arduino will handle motor control, receiving feedback from the motor’s Hall effect sensors, as well as receiving setpoint data input… --- ## [3rd pressure sensor data not included in MAVLink](https://discuss.bluerobotics.com/t/3rd-pressure-sensor-data-not-included-in-mavlink/20922)
**Author:** [@mmustafasasi](https://discuss.bluerobotics.com/u/mmustafasasi)\ **Replies:** 12\ **Last updated:** [September 26, 2025, 5:33pm UTC](https://discuss.bluerobotics.com/t/3rd-pressure-sensor-data-not-included-in-mavlink/20922 "2025-09-26T17:33:03Z")
Hello, I calibrated the pressure sensor. It appears in the widgets section, but I can’t see it in the Mavlink inspector. What can I do? I’ve attached my parameter list and photos. Any help would be appreciated. Only the… --- ## [Research on ROV visual autonomous obstacle avoidance navigation based on deep learning](https://discuss.bluerobotics.com/t/research-on-rov-visual-autonomous-obstacle-avoidance-navigation-based-on-deep-learning/18931)
**Author:** [@akang-211](https://discuss.bluerobotics.com/u/akang-211)\ **Replies:** 69\ **Last updated:** [September 1, 2025, 1:46pm UTC](https://discuss.bluerobotics.com/t/research-on-rov-visual-autonomous-obstacle-avoidance-navigation-based-on-deep-learning/18931 "2025-09-01T13:46:51Z")
My current research direction is "ROV visual navigation research based on deep learning" My computer is running Windows 11 and has QGC software installed. My ROV can now communicate with QGC normally (video is displa… --- ## [When Python runs the "send RC" script, the result is incorrect](https://discuss.bluerobotics.com/t/when-python-runs-the-send-rc-script-the-result-is-incorrect/10803)
**Author:** [@newname](https://discuss.bluerobotics.com/u/newname)\ **Replies:** 13\ **Last updated:** [August 20, 2025, 4:05am UTC](https://discuss.bluerobotics.com/t/when-python-runs-the-send-rc-script-the-result-is-incorrect/10803 "2025-08-20T04:05:10Z")
I used Send RC （ Pymavlink · GitBook ）in PythonBut when it runs, all thrusters are working, and there is no difference when the first parameter of ‘’‘set\_rc\_channel\_pwm’‘’ function is changed to 1, 3, 4, 5 and 6. What is… --- ## [T2000 thruster control using Mavlink and Python](https://discuss.bluerobotics.com/t/t2000-thruster-control-using-mavlink-and-python/21290)
**Author:** [@radwan](https://discuss.bluerobotics.com/u/radwan)\ **Replies:** 7\ **Last updated:** [August 15, 2025, 5:24pm UTC](https://discuss.bluerobotics.com/t/t2000-thruster-control-using-mavlink-and-python/21290 "2025-08-15T17:24:11Z")
Hi, I am using Python code to control the individual thrusters of our AUV. It has 8 thrusters, 4 vertical and 4 horizontal. How can I control the thrusters manually 1 by 1, using Python code? Also, if there is any othe… --- ## [BlueBoat Navigator - Jetson UART Connection](https://discuss.bluerobotics.com/t/blueboat-navigator-jetson-uart-connection/21196)
**Author:** [@teighin](https://discuss.bluerobotics.com/u/teighin)\ **Replies:** 13\ **Last updated:** [August 14, 2025, 6:59pm UTC](https://discuss.bluerobotics.com/t/blueboat-navigator-jetson-uart-connection/21196 "2025-08-14T18:59:55Z")
I’m trying to establish a serial connection between the navigator flight computer and a Jetson to send control messages to the autopilot. I’ve gotten one-way communication working both with a local python script that for… --- ## [Integration of External Pressure Sensor with Pixhawk and ArduSub for Depth Hold Mode](https://discuss.bluerobotics.com/t/integration-of-external-pressure-sensor-with-pixhawk-and-ardusub-for-depth-hold-mode/20984)
**Author:** [@omer\_1](https://discuss.bluerobotics.com/u/omer_1)\ **Replies:** 5\ **Last updated:** [July 22, 2025, 3:33pm UTC](https://discuss.bluerobotics.com/t/integration-of-external-pressure-sensor-with-pixhawk-and-ardusub-for-depth-hold-mode/20984 "2025-07-22T15:33:39Z")
Hello, I am looking to integrate an external pressure sensor with Pixhawk and ArduSub and would like to understand how to achieve this integration. The sensor in my system communicates via RS485, and I would like to us… --- ## [DVL integration with Blue OS on Raspberry Pi ArduSub](https://discuss.bluerobotics.com/t/dvl-integration-with-blue-os-on-raspberry-pi-ardusub/21008)
**Author:** [@KiraBenton](https://discuss.bluerobotics.com/u/KiraBenton)\ **Replies:** 0\ **Last updated:** [July 18, 2025, 3:02am UTC](https://discuss.bluerobotics.com/t/dvl-integration-with-blue-os-on-raspberry-pi-ardusub/21008 "2025-07-18T03:02:00Z")
I have been working with trying to get a Teledyne Wayfinder DVL integrated with BlueOS running on a Raspberry Pi. I was able to go through the full manual that came with the Wayfinder and connect to the pi via PuTTy, ins… --- ## [Pixhawk heading fluctuates even when vehicle is stationary, causing unnecessary PID output](https://discuss.bluerobotics.com/t/pixhawk-heading-fluctuates-even-when-vehicle-is-stationary-causing-unnecessary-pid-output/20992)
**Author:** [@beyza](https://discuss.bluerobotics.com/u/beyza)\ **Replies:** 2\ **Last updated:** [July 17, 2025, 7:49am UTC](https://discuss.bluerobotics.com/t/pixhawk-heading-fluctuates-even-when-vehicle-is-stationary-causing-unnecessary-pid-output/20992 "2025-07-17T07:49:01Z")
Hi everyone, I’m working on an underwater vehicle project using a Pixhawk running ArduSub firmware. I’m communicating with the Pixhawk via pymavlink and reading the heading value from the VFR\_HUD message to keep the veh… --- ## [A Problem with MAVProxy](https://discuss.bluerobotics.com/t/a-problem-with-mavproxy/17131)
**Author:** [@Ege](https://discuss.bluerobotics.com/u/Ege)\ **Replies:** 3\ **Last updated:** [July 13, 2025, 12:23pm UTC](https://discuss.bluerobotics.com/t/a-problem-with-mavproxy/17131 "2025-07-13T12:23:50Z")
Hello, I’m making a ROV with pixhawk 2.4.8 and the companion computer “Jetson Nano 4GB”. I was connecting to my pixhawk via USB cable which is plugged into Jetson. I was using MAVProxy and QGC for ground computer to con… --- ## [RC\_CHANNELS reading with OpenVSCode](https://discuss.bluerobotics.com/t/rc-channels-reading-with-openvscode/20684)
**Author:** [@sietse](https://discuss.bluerobotics.com/u/sietse)\ **Replies:** 3\ **Last updated:** [July 9, 2025, 9:59am UTC](https://discuss.bluerobotics.com/t/rc-channels-reading-with-openvscode/20684 "2025-07-09T09:59:47Z")
Hey all! For a little test, I’d like to read the RC\_CHANNELS data from MavLink using a python script in the OpenVSCode extension. I’ve installed the pymavlink using pip install, and I tried to make a script to connect … [Next page](https://discuss.bluerobotics.com/tag/pymavlink/5.md?match_all_tags=true&page=1&tags%5B%5D=pymavlink)