12C671 - GP3 problem


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  1. #8
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    Quote Originally Posted by financecatalyst View Post
    Hi, for some reason when I check the voltage on all pins, every pin except GP3 has 5V, whereas I don't know why GP3 is showing only 0.5V. They all are held high (5V) with 10K.

    .
    That looks much like a fried pin ... as it is an " input only " pin ...
    You have to take care of these pins ... cause there's no clamping diode to VDD : must be treated as a full CMOS input with antistatic discharges handling precautions.

    Alain
    Last edited by Acetronics2; - 17th March 2010 at 13:45.
    ************************************************** ***********************
    Why insist on using 32 Bits when you're not even able to deal with the first 8 ones ??? ehhhhhh ...
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    IF there is the word "Problem" in your question ...
    certainly the answer is " RTFM " or " RTFDataSheet " !!!
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