Hello BR,

>I think about sharing    PORTB RB4:7 for hd44780 lcd, 4 DAC's data/clk, not
enable and >not load pin.
>I think it should fine. But if it is normally people doing and any
disadvantages?

    this is very common practice. I usually share/multiplex pins with keys
and displays.

    Best regards,

    Brusque

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Edson Brusque                 C.I.Tronics Lighting Designers Ltda
Research and Development               Blumenau  -  SC  -  Brazil
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