[Coco] True lowercase on Coco 2

Christopher R. Hawks chawks at dls.net
Mon May 13 15:58:32 EDT 2013


On Mon, 13 May 2013 13:43:38 -0600
"L. Curtis Boyle" <curtisboyle at sasktel.net> wrote:

> Chris - the POKE 359,57 will work, but it will screw up PRINT
> commands to printer, tape or disk files, so one has to be careful. :)

	Yeah, that will work for testing, but, for real use copy ROM to
RAM and use the POKE &H95C9,&H7F.

> On May 13, 2013, at 1:38 PM, L. Curtis Boyle wrote:
> 
> > POKE 65314,xxx. Note that BASIC will reset it back to normal at the
> > OK prompt. ,80, for example, will do lowercase, and a full green
> > border.
> > 
> > L. Curtis Boyle
> > curtisboyle at sasktel.net
> > 
> > 
> > 
> > On May 13, 2013, at 12:30 PM, Mike Pepe wrote:
> > 
> >> Ben, 
> >> Unless you build an external character ROM/driver circuit for the
> >> 6847, there are no magic commands to enable lower case since the
> >> internal character generator doesn't have lower case defined
> >> internally.
> >> 
> >> The exception to this is if you have a late CoCo 2 with the 6847T1
> >> (these machines have a "B" suffix in their model number) - then a
> >> couple of pokes will turn on the internal lower case, which for
> >> some reason I can't find. Someone else may have it handy though,
> >> 
> >> -Mike
> >> 
> >>> -----Original Message-----
> >>> From: coco-bounces at maltedmedia.com [mailto:coco-
> >>> bounces at maltedmedia.com] On Behalf Of Ben
> >>> Sent: Monday, May 13, 2013 11:12 AM
> >>> To: coco at maltedmedia.com
> >>> Subject: [Coco] True lowercase on Coco 2
> >>> 
> >>> Hi,
> >>> 
> >>> I read this on the Color Computer wiki and was wondering if the
> >>> commands were out there somewhere?
> >>> 
> >>> "For compatibility reasons neither of these features were used
> >>> (true lowercase) and were not enabled in BASIC, however the
> >>> resourceful user could enable them by setting certain memory
> >>> registers."
> >>> 
> >>> Ben
> >>> 
> >>> 
> >>> --
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> >>> Coco at maltedmedia.com
> >>> http://five.pairlist.net/mailman/listinfo/coco
> >> 
> >> 
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> >> 
> > 
> > 
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> > 
> 
> 
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Christopher R. Hawks
HAWKSoft
-- 
"Run naked through the machine room randomly pulling SCSI cables."
		-- item on the Synopsys quarterly downtime task list



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