Maixium voltage on a input pin

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  1. - 21st April 2008, 10:15 #1
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    Acetronics2
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    Quote Originally Posted by Demon View Post

    So, since I've lowered the voltage to an acceptable level for the PIC, then there should not be any need for extra clamping diodes, no?
    It's an automotive environment ( remember the 45v ??? ) ... use clamping diodes instead of the Zener ... they won't disturb the divider.

    Alain
    Last edited by Demon; - 4th October 2016 at 16:54.
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  2. - 21st April 2008, 10:57 #2
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    In post #19 and #28 of this thread http://www.picbasic.co.uk/forum/show...ighlight=zener
    Melanie talks about the zener.
    Dave
    Always wear safety glasses while programming.
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