Re: Commodore PLC TIB DD-001 / Drive 2001

From: Francesco Messineo <francesco.messineo_at_gmail.com>
Date: Sun, 20 May 2018 20:40:49 +0200
Message-ID: <CAESs-_zP6fz30Dh08BadK6DZPLU-TL4FJCOTYCwEgkiCn3pS4g@mail.gmail.com>
Making PCBs from a schematic is also not a problem for me.

On Sun, May 20, 2018 at 8:32 PM, Steve Gray <sjgray@rogers.com> wrote:
> Oops, I just checked and there are no gerbers online. The schematics and pcb
> on github have been updated slightly from the one the group built. Feel free
> to try it. Sorry, I have no spare PCB's from the first run. If there is
> interest I could make another run. The first PCB is verified working, but
> there is some question regarding compatibility with different FDC chips.
> Either that, or some in the group have defective chips as not all of us were
> able to get it working (see my page for details).
>
> Getting back to TIB, if I can get working schematics I'd be happy to make a
> PCB. I have all the parts already just waiting. The TIB uses PC-DOS format
> disks which is interesting, and the speed is supposedly very fast. I'd love
> to try it.
>
> Steve
>
>
> ________________________________
> From: Francesco Messineo <francesco.messineo@gmail.com>
> To: cbm-hackers@musoftware.de
> Sent: Sunday, May 20, 2018 2:15 PM
> Subject: Re: Commodore PLC TIB DD-001 / Drive 2001
>
> Ah, yes, that one!
> So it's not on my todo list anymore :)
>
> On Sun, May 20, 2018 at 7:38 PM, Steve Gray <sjgray@rogers.com> wrote:
>> Perhaps you are referring to the PEDISK-II clone:
>> http://www.6502.org/users/sjgray/projects/pedisk2/index.html
>>
>> This was a group project I was part of.
>>
>> You can find schematics, gerbers and various utiltities here:
>> https://github.com/mnaberez/pedisk2
>>
>> It uses a standard FDC, but a fairly early one. The firmware is very
>> minimal, supporting only sector reads. The DOS is loaded from disk and is
>> very minimal (6 character filenames). IE: it's not "Commodore standard
>> GCR"
>> format compatible.
>>
>> Steve
>>
>>
>> ________________________________
>> From: Francesco Messineo <francesco.messineo@gmail.com>
>> To: cbm-hackers@musoftware.de
>> Sent: Sunday, May 20, 2018 1:02 PM
>> Subject: Re: Commodore PLC TIB DD-001 / Drive 2001
>>
>> On Sun, May 20, 2018 at 6:56 PM, smf <smf@null.net> wrote:
>>
>>> On 20/05/2018 17:42, Steve Gray wrote:
>>>>
>>>> I was also planning to adapt this design to PET and/or CBM-II just for
>>>> fun.
>>>
>>>
>>> That would sure be interesting, though dma on the c64 is very much tied
>>> into
>>> the VIC chip. So the adaptation might be extensive.
>>
>>
>>
>> I'm sure there was a PET floppy expansion that used a "standard" FDC,
>> it plugged in one of the ROM sockets plus some other few wires (write
>> signal, maybe IRQ). It was on my todo list to make a clone of it, but
>> I didn't save the url where I've seen it...
>>
>> Frank
>>
>>
>>
>>
>
>
>
Received on 2018-05-20 21:02:32

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