[Coco] Help with ADOS customization

Arthur Flexser flexser at fiu.edu
Wed Jun 25 13:46:35 EDT 2014


The original ADOS for the CoCo 1/2 did not support having different numbers
of tracks on different drives.  ADOS-3 for the CoCo 3 did.

I don't know if DW4 is compatible with any version of ADOS, though it
probably isn't.

Art


On Tue, Jun 24, 2014 at 8:24 PM, Chris Ahrendt <chrisahrendt at bellsouth.net>
wrote:

> Here is what I ultimately want to do:
>
> '****BAUD RATE****
> 240 POKE &H3FD8,1 ' 9600 BAUD=1
>
> ' ****BUILT-IN LOWERCASE.
> 910 POKE&H2B4C,&H10:POKE&H2B4D,&H2F:POKE&H2B4E,&HF6:POKE&H2B4F,&H10
> 915 POKE&H34FC,18:POKE&H34FD,18:POKE&H34FE,18:POKE&H3179,18:
> POKE&H317A,18:POKE&H317B,18
> 920 FORI=&H2160 TO&H217A:READP$:POKEI,VAL("&H"+P$):NEXT
> 930 DATA 10,2B,C1,15,34,16,86,02,BD,96,0F,4F,BD,95,FB,B6,FF,22,84,07,
> 8A,10,B7,FF,22,35,96
>
> '****DARK (INVERSE) TEXT SCREEN, SURROUNDED BY A BLACK BORDER
> 1010 POKE &H2175,&H30
>
>  '****SPEED UP DISK ACCESS****
>
> 1140 POKE &H369C,&H8C
>
> '****MODIFYING STEP RATES****
>
> 1250 DR(0)=3  'DRIVE 0 = 6 MS
> 1260 DR(1)=3  'DRIVE 1 = 6 MS
> 1270 DR(2)=3  'DRIVE 2 = 6 MS
> 1280 DR(3)=3  'DRIVE 3 = 6 MS
>
> Drive Layouts:
>
> Drive 0/1 - first drive 51/4" DS/DD 40 tracks
> Drive 2/3 - second drive 31/2" DS 720k disk.. (80 tracks I am assuming)
>
> And DW4 connectivity.
>
> Is this possible? would  HDB-DOS allow me to do what I want?
>
> Suggestions?
>
>
>
> Chris
>
> --
> Coco mailing list
> Coco at maltedmedia.com
> http://five.pairlist.net/mailman/listinfo/coco
>


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