imu_3dm_gx4

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Can i get filtered gavity free acceleration?

1

Hello I use imu_3dm_gx4. In windows, i can get filtered acceleration output with gravity free. But when i use roslaunch this program, it doesn't publish acceleration in filtered output. Is...

kimms74

timestamp latency

3

I am using a Lord Microstrain 3DM-GX5-25 IMU together with this driver. I have the IMU rate configured at 500 Hz, meaning I expect an imu message each 2 ms...

alexsaso

Enabling Filter Causes NACK with Error Code

1

Hi, I am working with a 3DM-GX4-25 IMU connected via a motherboard serial port. Everything seems to work fine except when attempting to run with `enable_filter:=true` after which the node...

jakeanq

recalibrate imu?

1

is it possible to recalibrate the imu? my imu is giving a constant offset (with gaussian noise on top of that) which I would like to normalize back to 0.

12tbuchman

geoffviola

Hi, I have a very repeatable error which I can't seem to resolve. When I boot my system and try to start the imu_3dm_gx4 node I first get: ``` [...

ashnap

Orientation also in imu msg

4

thank you for your repo! It worked for me plug-and-play with the MicroStrain 3DM-GX4-25. Is it possible to include the orientation in the published imu msg? Kind regards, Felix

felixmn91

Problems with high baudrates

4

Hi, first of all, thanks for making this driver open source. I'm pretty sure the robotics community appreciates it. I have a question regarding the baudrate. I'm able to run...

hbadino

I've being playing with the code trying to rotate the frame. Added some functions to imu.cpp and imu.hpp to make the calls to the api for that. I did not...

jbcolme

Output unit of magnetic field

3

ROS MagneticField message defines its output in Tesla. http://docs.ros.org/jade/api/sensor_msgs/html/msg/MagneticField.html 3dm-gx4 measures magnetic filed in Gauss and the driver outputs is thus in Gauss http://www.microstrain.com/inertial/3dm-gx4-25 The conversion between tesla and gauss...

versatran01