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boards: cubepilot_cubeorange lower cpu clock 480 -> 400 MHz to reduce temperature #18198

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merged 2 commits into from
Dec 5, 2021

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dagar
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@dagar dagar commented Sep 6, 2021

The cube orange IMUs seem to get a bit hot just sitting on a bench (50-60C). Let's see if lowering the cpu frequency slightly improves things.

@dagar dagar force-pushed the pr-h7_clock_config branch from 65ad8a3 to 411bf6d Compare September 6, 2021 21:14
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dagar commented Sep 6, 2021

This needs to run a bit longer, but you can already see the decrease on the test rack. The board was running 24/7 at the higher frequency.

Master (480 MHz)

Screen Shot 2021-09-06 at 5 20 08 PM

PR (400 MHz)

Screen Shot 2021-09-06 at 5 18 29 PM

@dagar dagar marked this pull request as ready for review September 7, 2021 19:12
@dagar dagar force-pushed the pr-h7_clock_config branch from 411bf6d to b6f365b Compare September 7, 2021 19:12
@dagar dagar force-pushed the pr-h7_clock_config branch from b6f365b to 156e041 Compare October 25, 2021 20:21
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dagar commented Oct 25, 2021

Updated.
Screenshot from 2021-10-25 16-23-03

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ryanjAA commented Oct 25, 2021

Control Zero H7 on release 1.12.3 70ºC after 3 minutes (so definitely will benefit too):

Screen Shot 2021-10-25 at 6 13 48 PM

@dagar dagar force-pushed the pr-h7_clock_config branch from 82a2bac to 034fe1b Compare December 5, 2021 18:59
@dagar dagar force-pushed the pr-h7_clock_config branch from 034fe1b to 33aa7b4 Compare December 5, 2021 19:03
@dagar dagar merged commit 37c1598 into master Dec 5, 2021
@dagar dagar deleted the pr-h7_clock_config branch December 5, 2021 19:50
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3 participants