Sharing Max232 with two pics?

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  1. - 23rd April 2009, 15:58 #2
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    Luckyborg
    Luckyborg is offline Junior Member
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    I would either switch the pin to an input when not transmitting or probably put a couple diodes in line with the 2 micros and a pull up resistor before the max233. Haven't built it, so I might have the diodes backwards.

    David
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