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Pypilot in OpenPlotter 4 released
#21
Do not worry, those ICM-20948 modules are ready for 3.3V: "VDD operating range of 1.71V to3.6V"

I think your intermittent issues mean a previously damaged module or bad contact.
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#22
(2024-04-24, 01:45 PM)seandepagnier Wrote: -y 1

not -y -1
not -y -l

also,  does the macarthur hat have level translators?  If not you will damage that part

Thanks Sean,

i2cdetect -y 1 shows the IMU, connected via the IMU header on the MacArthur hat, at 68 but not detected in Pypilot.

   

Connected the IMU via the QWIIC connector & it was detected in Pypilot then disappeared after trying to calibrate & then detected again after re-boot but still not showing in Calibration.

   

Switched to "IMU Only" & does not detect with refresh. Re-boot, refresh & it is detected, tried to calibrate again - nothing, then refresh Pypilot & it disappears/will not detect but still shows up in i2cdetect -y 1.

During my "fiddling" once it just started to calibrate but then stopped & disappeared from Pypilot.

I connected another I2C sensor & it worked perfectly.

Is this a bad IMU??
I'm testing this from home & have another IMU on my Pi4 running on the boat so I can use that one to test later on.
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#23
it most likely sounds like a bad sensor
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