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LR1121 DC-DC & Misc Updates - #3464

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ripplebiz merged 1 commit into
meshcore-dev:devfrom
lbibass:lr1121_dcdc
Sep 22, 2026
Merged

ripplebiz merged 1 commit into
meshcore-dev:devfrom
lbibass:lr1121_dcdc

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@lbibass

@lbibass lbibass commented Sep 21, 2026 •

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Based off of PR #3427. Thank you for the work! On my Muzi Base Duo, this saves approx 4-6 mA at idle. I haven't tested the delta in power consumption when transmitting, but I would expect it to be pretty sizable.
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Power consumption did seem to increase occasionally, up approx 2 mA. (Still a big improvement over what it was previously) But it did eventually drop back down. Not sure what's going on there! Still, it's a big battery life improvement.
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I also updated the files to match closer with the LR1110. It might be worth trying to merge the two files together, since the radios are basically identical, other than the (currently unused, as far as I can tell) 2.4 GHz LoRa support. It would reduce the maintenance burden. I might look into that soon.

…LR1121 radio. saves about 30% power consumption at idle.
@ripplebiz
ripplebiz merged commit 5e9d80d into meshcore-dev:dev Sep 22, 2026
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