MRJONES@NT.COM wrote:

> > (assume SWITCH has been equated to a spare ram address)
> >
> >       movf    GPIO,w          ; get switch valuesI'll try to follow you on t
his...
W = 00DC0BA0
> >       movwf   SWITCH  ; store in ram locationSWITCH = 00DC0BA0
> >       rlf     SWITCH,f        ; rotate left to put in bits 0 - 3SWITCH = 0DC
0BA0x   where x = CARRY
>         movlw   0xf0            ; clear top nibble (may not need this)W = 1111
0000
>         andwf   SWITCH,f        ;SWITCH = 0DC00000
> >       swapf   SWITCH,w        ; swap upper and lower nibbles and put back in
 wW = 00000DC0
Hmmmm, I need W = DCBA0000

Did I miss something?  I have been up all night and it is now 5:20AM so anything
 is
possible.

Does my BSF idea have any holes that you see?

Thanks for the reply.

Michael

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