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battery state of charge

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nadeenman

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Hi every body...
i have 12vdc battery,
is there any circuit can display the battery charge level on LCD(percentage), take in the account the battery connect to the charger.
thanks....
 
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Very interesting presentation of text capabilities.

Use uC ADC to measure voltage, in code calc make percentage based on measured voltage and show up that on display.

You can find lots of LCD/LED voltmeters in existing EDABoard threads, just adjust code to show percentage.
 

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