Re: re. KEGS and Graphics Question?

[Michael J. Mahon <mjmahon@aol.com>]

Doug Mitton <doug_mitton@hotmail.com.invalid> wrote:
> "ict@ccess" <gids.rs@sasktel.net> wrote:
> 
>> On Mar 26, 6:30 am, Doug Mitton <doug_mit...@hotmail.com.invalid> wrote:
> 
>>> Hello all;
>>> 
>>> I'm dusting off some of my disk images and the Kegs emulator to give a
>>> nostalgic Apple // demonstration at our computer club.
> 
>>> I have a problem that I can't remember the solution to for the life of
>>> me.  I have a menu "launcher" in 80 column mode.  I have a selection
>>> of "Mathland" (ie. Nibble Sept 86 page 70) programs.  When I select
>>> one, the Kegs emulator screen just becomes a static pattern of
>>> multicolored pixels instead of the geometric plot that its supposed to
>>> be.  The mathland programs use HGR mode.
> 
>>> Is there some specific settings that I'm supposed to use to get these
>>> to display properly?  I'm certain I'm just forgetting something silly,
>>> its been almost 10 years since I got rid of my Apple // hardware and I
>>> only use the emulators when nostalgia raises its head.
>>> 
>>> Thanks in advance.
> 
>> if your multi colored screen is showing more than the normal six
>> colors of black, white, orange, blue, violet and green, i.e you see
>> yellow, red, etc. ... then it is possible the double hi-res screen is
>> engaged.
>> 
>> Are your Mathland programs, applesoft programs?
>> 
>> Use  ? CHR$(21);  at the beginning of the program to disengage 80
>> columns
>> 
>> Rob
> 
> Yes, they are 4 line applesoft programs and they start off with HGR;
> POKE 49234,0
> 
> That didn't seem to help (the CHR$(21).
> 
> I thought sure this was something that used to be a common problem BUT
> I just can't seem to get my poor old gray-matter around it.
> 
> Anyway, thanks for the response.

You did try PRINT CHR$(21), right?

Just checking, since the ? abbreviation for PRINT may have been missed...

-michael - NadaNet 3.1 and AppleCrate II: http://home.comcast.net/~mjmahon