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AAA to CR2032
https://forum.sparkfun.com/viewtopic.php?f=42&t=47126
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AAA to CR2032
Posted:
Sun Nov 05, 2017 11:30 am
by
lucidnightmare
Hello all!
I am trying to figure out how to power one of these by a few CR2032 button cell batteries instead of 3 AAA batteries.
Re: AAA to CR2032
Posted:
Sun Nov 05, 2017 6:23 pm
by
jremington
The circuit probably requires 4.5V and CR2032 cells deliver 3.0V. Much easier just to use the cheap AAA cells.