18f4550 portc.4 and portc.5 problem


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  1. #1
    skimask's Avatar
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    Darrel thanks for your excellent routines and your presence in this forum
    You see that everyday...

    skymask thanks for the excellent advice from this forum
    Ya don't see THAT everyday!

    Glad I could help in my own 'special' way...

  2. #2
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    Hmmm, perhaps I need to spend some more time in the USB section.

    I thought setting UCFG.3 to "External transceiver" would wipe out ...

    RB2 - RB2/AN8/INT2/VMO
    RB3 - RB3/AN9/CCP2(1)/VPO
    RC1 - RC1/T1OSI/CCP2(1)/UOE
    DT

  3. #3
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    In my project all the pins VMO / VPO / UOE are used as digital outputs.
    I test them...and with UTRDIS = 1 (UCFG.3 = 1) I can use in TTL input RC4 and RC5 and in the same time I can use RB2 RB3 and RC1 as output...(RC1 transmit serial data at 38400Bps, RB2 AND RB3 send command to activate/deactivate rele').
    If you think may be interesting to test other possibilities...tell me something about. I will do it!

    Paolo

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    Quote Originally Posted by pcaccia View Post
    In my project all the pins VMO / VPO / UOE are used as digital outputs.
    I test them...and with UTRDIS = 1 (UCFG.3 = 1) I can use in TTL input RC4 and RC5 and in the same time I can use RB2 RB3 and RC1 as output...(RC1 transmit serial data at 38400Bps, RB2 AND RB3 send command to activate/deactivate rele').
    If you think may be interesting to test other possibilities...tell me something about. I will do it!

    Paolo
    Nope, that's Great information!

    I'll see if I can find a few extra brain cells to store it in.

    I'll put a mark on the chalkboard for skimask too.
    <br>
    DT

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