[Coco] Color Basic v1.4

David Ladd davidwladd at gmail.com
Mon Jul 31 17:02:12 EDT 2017


Darren,

Then I will assume then this version of the basic ROM was bug fixes and
corrections?

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On Mon, Jul 31, 2017 at 3:41 PM, Darren A <mechacoco at gmail.com> wrote:

> On Mon, Jul 31, 2017 at 1:23 PM, Zippster  wrote:
>
> > Hmm…  I wonder what’s different….
> >
> > - Ed
> >
> >
>
> Comparing it against the 1.2 version of Color Basic, I find the following
> differences:
>
> 1.  Version number changed to 1.4.
> 2.  Copyright year changed to 1985.
> 3.  Changed configuration code for the SAM (supports only 16K or 64K DRAM).
> 4.  Disables the "fast" keyboard test similar to CoCo 3 Basic.
> 5.  Changes number of cassette leader bytes from 128 to 256.
> 6.  When searching for a cassette file, skips bad "Name" blocks rather than
> ?IO ERROR.
> 7.  Changes "CLR 8"  to  "CLRB"  at $A95E  (a long-standing minor bug).
> 8.  Changes "STA 0,X"  to  "STA  ,X"  at $B55A.
> 9.  Replaces the "Garbage Bytes" (MICROSOFT! easter-egg) with zeroes.
>
>
> - Darren
>
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