On Wed, 30 May 2001, Byron A Jeff wrote:

-- snip
>
> So the challenge is how to simulate a computed goto table without actually
> using a computed goto.
>

  There is an example on 12C509 from design for dollars contest: DD4018,
playing music from table read. However, for me doesn't work well.
 Any ideea?
Thanks,
Vasile







> BAJ
> >
> > >  -----Mensaje original-----
> > >  De: pic microcontroller discussion list
> > >  [mailto:PICLIST@MITVMA.MIT.EDU]En nombre de Roman Black
> > >  Enviado el: miercoles, 30 de mayo de 2001 17:38
> > >  Para: PICLIST@MITVMA.MIT.EDU
> > >  Asunto: Re: [PIC]: A table question.
> > >
> > >
> > >  Hi, has anyone done a table-less data table??
> > >
> > >  I have run out of room on a 12-core PIC and
> > >  need a small table.
> > >
> > >  I have tried:
> > >
> > >          movlw 23        (table data byte)
> > >          decf count,f
> > >          skpnz
> > >          goto table_exit
> > >          movlw 71        (next data byte)
> > >          decf count,f
> > >          skpnz
> > >          goto table_exit
> > >
> > >  But this is 4 bytes per table data byte.
> > >  Does anyone have a more efficient system?
> > >
> > >  I have thought about placing a table in
> > >  a ram bank, then using FSR to address it as
> > >  the 16C505 can address any ram with FSR without
> > >  bank switching. I think this will get me
> > >  2 bytes rom = 1 table data byte. But it is messy.
> > >
> > >  Any suggestions from the PIC masters? :o)
> > >  -Roman
> > >
> > >  --
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> > >
> > >
> >
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> >
>
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