Re: AppleWin and graphics

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

Guillaume Tello wrote:
> "Linards Ticmanis" <ticmanis@gmx.de> a �crit dans le message de news: 
> 4820e708$0$6768$9b4e6d93@newsspool2.arcor-online.net...
>
> > Guillaume Tello wrote:
> >
> > >    Thanks,
> > >
> > >    I have my answer: I went back to my real Apple IIe and it behaves the 
> > > same, so the emulator is really good and recreates the error I have in my 
> > > files (on the CFFA). Looks like I have a problem into my basic.system (I 
> > > also have a basic.sys.2.0.3 (can anyone tell me wich one is run at boot 
> > > time?)
> >
> > Prodos will run the first file in the main directory of the disk that has 
> > type SYS and a name ending in .SYSTEM, if I remember correctly.
>
>
>
>     Okay, I had a Prodos 1.9 running. So I removed it and renamed the 
> basic2.0.3 and prodos2.0.3 so now they are launch at boot time.
>
>     I solved my problem, but don't know why it is that:
>
>     if my screen is in 80 col (PR#3), then HGR2 doesn't work correctly.
>     But if I turn it back to 40 col (with Esc "4") then HGR2 works 
> perfectly. I there a way, within a program, to turn the screen to 40 col?

What you are experiencing is normal behavior.

PRINT CHR$(17) sets 40-column mode.
PRINT CHR$(18) sets 80-column mode.
PRINT CHR$(21) turns off the 80-column firmware.

-michael

NadaPong: Network game demo for Apple II computers!
Home page:  http://members.aol.com/MJMahon/

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