----- Original Message -----
From: "Jan-Erik Soderholm XA (TN/PAC)" <jan-erik.xa.soderholm@ERICSSON.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Monday, October 06, 2003 11:07 AM
Subject: Re: [PIC]: Rotating a bit over 2 bytes

> jumanji wrote:
> > I'm trying to rotate 1 bit through 2 bytes.
> Rotate *one* bit ?
> What about the other 15 bits ?
> Shouldn't they also "rotate" ?

Errhmm.... yes :-)
Actually I meant something like: "one 'set' bit that rotates over 2 bytes"


> To rotate *all* bits in two bytes left :
> (bit 7 of byte 2 goes into bit 0 of byte 1 and
> bit 7 of byte 1 goes int0 byte 0 of byte 2)
>   bsf     status, c     ;Setup carry flag...
>   btfss   byte2,7       ;...according to bit 7
>   bcf     status, c     ;...of byte 2
>   rlcf    byte 1        ;rotate carry into byte 1
>   rlcf    byte 2        ;same for byte 2
>
> Jan-Erik.

This is truly amazing, I'd never have thought of something like this, thanks
alot !!!

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