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update battery circuit

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Hendrik Langer 7 years ago
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      README.md

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README.md
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@ -79,13 +79,13 @@ RadiationD-v1.1(CAJOE):
12V power mod with step down converter and voltage divider for voltage measurement: 12V power mod with step down converter and voltage divider for voltage measurement:
BAT+ --+--------------. BAT+ --[FUSE]--+--------------.
\R\ | \R\ |
\1\ ' \1\ '
>---+--------------------------------- A0 >---+--------------------------------- A0
/R/ | . ________________ /R/ | . ________________
/2/ === C1 +---| buck converter |---- 5V /2/ === C1 +---| buck converter |---- 5V
BAT- --'------+-----------|________________|---- GND BAT- ----------'------+-----------|________________|---- GND
Example values: R1=1MΩ, R2=100kΩ, C1=some ceramic capacitor (optional) Example values: R1=1MΩ, R2=100kΩ, C1=some ceramic capacitor (optional)
measures up to ~30V measures up to ~30V

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