[Coco] CoCoNet status

[Roger Taylor]

At 09:38 AM 12/21/2008, you wrote:
>Tom Seagrove schrieb:
>>My wording can get tangled up...I meant to ask if it will work under
>>emulation on a PC the same way it works on the real coco...
>
>I guess you're talking about the following scenario:
>
>[Instead of connecting a real CoCo with CoCoNet-ROM via serial cable 
>(CoCo: Bit Banger port) to PC (PC: RS-232 serial port) running 
>CoCoNet PC-software], you want to run a CoCo emulator on the PC 
>(with "virtual" CoCoNet ROM providing the new commands), and the 
>CoCoNet PC-software on the same PC.
>
>Sounds interesting.
>
>However, is there any current CoCo emulator providing bit banger 
>port emulation? I'm not aware of any (could be done using 
>bi-directional parallel port I/O lines (difficult under Windows XP 
>then) and an external MAX232-like circuit, but should be extremely 
>timing critical with 115kb/s (I don't think any CoCo emulator's 
>timing is accurate enough, even on the fastest PC and with a 
>(hypothtically) interrupt-free OS). The emulated "Parallel Port 
>Bit-Banger" would then be connected via Null-Modem cable to the same 
>PC's serial port.
>
>Another approach: CoCoNet would support an RS-232-Deluxe PAK

That's already on the to-do list.  It's not a big challenge so I'm 
trying to get past the internet stuff first.


>  (and the like, maybe even an ACIA supporting the 115kb/s) too, 
> instead of the bit-banger port (would be anyway nice to have 
> CoCoNet-ROM installed on a Deluxe-PAK for that purpose, replacing 
> the original ROM).

It would have to have a 28-pin socket as of right now.


>  I darkly remember, there are CoCo emulators out emulating the 
> Deluxe-PAK by routing the PAK's serial I/O to the PC's serial port. 
> Then you could run all on the same PC like described above, using 
> either a Null-Modem cable connecting  two PC serial ports, or even 
> by a (to be done) virtual (cable-less) COM scenario, cross-linking 
> two virtual serial COM ports under Windows.
>
>
>Regards,
>Torsten
>
>
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-- 
Roger Taylor

http://www.wordofthedayonline.com