On Fri, 29 Oct 1999 15:10:14 -0700 Keith Causey <ffight@GEOCITIES.COM>
writes:
>This would probably waste too much port space but you could reverse
>the 'w'
>register in two instructions if you wired two ports together like
>this:
>RA0->RB7
>RA1->RB6
>RA2->RB5
>RA3->RB4
>RA4->RB3
>RA5->RB2
>RA6->RB1
>RA7->RB0
>and executed the code sequence
>mov  RA,W
>mov  w,RB

        Aha!  A hardware solution!  Just like adding a multiplier to the
chip!  Here's bit reverser hardware...  I normally am squeezing
everything I can out of I/O though...

Harold


Harold Hallikainen
harold@hallikainen.com
Hallikainen & Friends, Inc.
See the FCC Rules at http://hallikainen.com/FccRules and comments filed
in LPFM proceeding at http://hallikainen.com/lpfm

___________________________________________________________________
Get the Internet just the way you want it.
Free software, free e-mail, and free Internet access for a month!
Try Juno Web: http://dl.www.juno.com/dynoget/tagj.