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Re: [AVR-Chat] AVR inputs

2009-07-31 by Dave C

Brian,
What's the designed purpose of the circuit? Monitoring what for what purpose?

Thanks,
Dave

-=-=-=-

>I made a module for a car to monitor inputs. Since inputs can only 
>be VCC +/-0.5V for a high signal, how do you keep the inputs from 
>getting to the micro before VCC is applied? It keeps blowing my 
>inputs so they dont work.
>
>One thing I thought about is using a mosfet switch controlled by an 
>output of the micro to allow the signal only once it is started up.
>
>Brian

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