[Coco] Interbank Incident for Drivewire ?

Aaron Wolfe aawolfe at gmail.com
Tue Nov 27 21:50:59 EST 2012


"unknown opcode" is the entire error.  240 is the decimal value the
byte that triggered it contained.
something is making the machine spit out a byte containing 240 at a
time when it should not.

On Tue, Nov 27, 2012 at 9:46 PM, Daniel Campos <daniel.campus at gmail.com> wrote:
> I have a similar problem here. The Color64 doesn't work either with DW3 or
> DW4. I have tried to configure the server as CoCo1 and CoCo2 but no avail...
> The DW server log always appear "UNKNOWN OPCODE: 240" when I try a "DSKINI
> 0" on the CoCo side. There is anywhere a list with those DW errors ?
>
> Thanks,
> Daniel
>
> Em 27/11/2012 21:34, Juan Castro escreveu:
>
>> Is there a neat POKE I could use to change the speed to a lower value
>> when loading CoCo 1 DW from the Cloud9 site WAV? I'm having difficulty
>> making it work. Whereas the CoCo 3 version works like a breeze. And
>> yes, I tried changing the server speed to 38400.
>>
>> On Tue, Nov 27, 2012 at 9:01 PM, Darren A <mechacoco at gmail.com> wrote:
>>>
>>> On Tue, Nov 27, 2012 at 3:13 PM, Robert Gault wrote:
>>>>
>>>> Arthur Flexser wrote:
>>>>>
>>>>> Out of curiosity, why would it work with a CoCo 2 but not a CoCo 1?
>>>>>
>>>>> Art
>>>>>
>>>> Actually I don't know what will happen and made an assumption based on
>>>> the
>>>> NitrOS-9 project. If you look at the Level1/coco section, you will see
>>>> that
>>>> two types of disks get built, coco1_dw3.dsk and coco2_dw3.dsk. There is
>>>> no
>>>> such distinction for non-Drivewire disks.
>>>>
>>>> Aaron, Boisy, or Darren Atkinson would be the ones to ask about this
>>>> difference, and what it is.
>>>>
>>> The bit-banger routines in DriveWire for the CoCo 1 are timed to
>>> operate at 38400 bps. This is because the CoCo 1 uses an OpAmp to
>>> shift the voltage of the TxD output, whereas the CoCo 2/3 have the
>>> SALT chip. The CoCo 1 OpAmp can't handle the faster 57600/115200 rates
>>> used in the CoCo 2/3 routines.
>>>
>>> Darren
>>>
>>> --
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>>
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>
>
>
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