I like that one.

Matt P's 2 transistor circuit could use this with a cap in place of the NPN=
..
And I think Matt reversed the descriptions of Q3 & Q4.

Joe w

On 9/15/2012 12:39 PM, Mike Harrison wrote:
> On Sat, 15 Sep 2012 17:08:02 +0200, you wrote:
>
>>
>> Hello,
>>
>> in a new project I need to operate a PIC16F684 at a 9V battery.
>> Does anybody have a tip how I can reduce the current through my voltage
>> divider?
>
>
> Here is a simple and cheap solution :
>
> http://electricstuff.co.uk/picavrstuff.html#Measuring%20battery%20voltage
>

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