[Coco] Printing from Disk Extended Color Basic (via Drivewire)
Barry Nelson
barry.nelson at amobiledevice.com
Sat Dec 31 01:14:37 EST 2016
Where can I get a copy of this?
Source code to if possible. Please?
> Robert Gault robert.gault at att.net <mailto:coco%40maltedmedia.com?Subject=Re%3A%20%5BCoco%5D%20Printing%20from%20Disk%20Extended%20Color%20Basic%20%28via%20Drivewire%29&In-Reply-To=%3C585D86A0.9030602%40att.net%3E>
> Fri Dec 23 15:18:40 EST 2016
>
> Art,
>
> I place at $A2BF (start of the line printer code) a JMP Main. There is also at
> $A30A (print to screen) a JMP TstChg so that I flush the DW4 print buffer if
> necessary.
> The entire ROM printer routine is bypassed.
>
> As an update, I have been able to alter my code so that the DW HDBDOS ROM is not
> required. You can write to Drivewire with a standard disk ROM.
> Of some interest, I had to set the Coco clock to the fast rate $FFD9 before
> sending to DW4 and back to slow $FFD8 after flushing the DW4 buffer.
>
> Robert
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