[Coco] Cheap generic gotek drives

[Deny Wilson]

Forgot the actual open hardware git link:

https://github.com/SukkoPera/OpenFlops


On Thu, Aug 27, 2020 at 10:29 PM Deny Wilson <deny.wilson at gmail.com> wrote:

> Anyone that's more a fan of open hardware, there is an open implementation
> of a Gotek drive called OpenFlops. It has some interesting features, like
> the ability to emulate 2 drives at once, It runs FlashFloppy by default. It
> can support the OLED screens, the speaker and rotary encoders just like a
> Gotek. It has the programming headers already soldered in, for those who
> don't like soldering. It will fit in a standard Gotek case, as well. I
> don't think it's any cheaper than a Gotek. In fact, depending on your
> currency's exchange rate with GBP, it may end up being more expensive. But
> it is open hardware, so you could buy the PCBs and the other components and
> build one yourself.
>
> I do not own one, but I plan on purchasing one at some point for my Amiga.
>
>
> https://www.simulant.uk/shop/retro-computers-games-consoles/Gotek-Floppy-Disk-Drive-Emulators/Floppy-Disk-Drive-USB-Emulator-OpenFlops-FlashFloppy-%20Gotek-upgrade
>
>
> On Thu, Aug 27, 2020 at 6:02 PM Mark Marlette <mmarlette at frontiernet.net>
> wrote:
>
>> Adam,
>> I will try the settings a try and compare to my previous attempts.
>> Thanks for the post!
>> Regards
>> Mark
>>
>> Sent from Frontier Yahoo Mail on Android
>>
>>   On Thu, Aug 27, 2020 at 6:46 PM, Adam Coolich<adamcoolich at hotmail.com>
>> wrote:   Mark,
>> I've been able to boot the Nitros-9 80-track images from a Gotek without
>> a problem, on both a Coco2 and Coco3.
>>
>> Here's my setup:
>>
>>   *  Gotek drive with OLED upgrade
>>   *  FlashFloppy v2.14
>>   *  Disk Controller 26-3029
>>
>> FF Config file:
>> interface = jc
>> host = tandy-coco
>> pin02 = auto
>> pin34 = auto
>> write-protect = no
>> side-select-glitch-filter = 0
>> track-change = instant
>> index-suppression = yes
>> head-settle-ms = 12
>> motor-delay = ignore
>> ejected-on-startup = no
>> image-on-startup = last
>> display-probe-ms = 3000
>> autoselect-file-secs = 2
>> autoselect-folder-secs = 2
>> folder-sort = always
>> sort-priority = folders
>> nav-mode = default
>> nav-loop = yes
>> twobutton-action = zero
>> rotary = full
>> indexed-prefix = "DSKA"
>> display-type = auto
>> oled-font = 6x13
>> oled-contrast = 143
>> display-off-secs = 60
>> display-on-activity = yes
>> display-scroll-rate = 200
>> display-scroll-pause = 2000
>> nav-scroll-rate = 80
>> nav-scroll-pause = 2000
>> step-volume = 10
>> da-report-version = ""
>> extend-image = yes
>>
>> Hope that helps!
>> Adam
>>
>>
>> ________________________________
>> From: Coco <coco-bounces at maltedmedia.com> on behalf of Mark Marlette <
>> mmarlette at frontiernet.net>
>> Sent: Thursday, August 27, 2020 7:07 AM
>> To: CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
>> Subject: Re: [Coco] Cheap generic gotek drives
>>
>>  I have not been able to boot a nitros-9 dsdd image on the gotek using
>> flashfloppy.
>>  Anyone else? If successful what was the configuration?
>> Regards
>> Mark
>>
>> Sent from Frontier Yahoo Mail on Android
>>
>>   On Wed, Aug 26, 2020 at 11:41 AM, Phill Harvey-Smith<afra at ramoth.org.uk>
>> wrote:  On 26/08/2020 14:51, Walter Zambotti wrote:
>> > Also found this resource
>> >
>> > https://www.n4vlf.net/gotek.html
>> >
>> > Shows an IDC to card edge adapter and discusses custom shugart firmware
>> > for TRS-80 floppy emulation.  Not sure if this is the same as CoCo or
>> not!
>>
>> It's also worth pointing out the FlashFloppy open source firmware for
>> the Gotek, which is under active development. I have used it on several
>> machines including the Dragon, Nascom and Acorn / BBC, and found it to
>> work well.
>>
>> https://github.com/keirf/FlashFloppy
>>
>> The Wiki linked from the above github page gives details of modifying
>> and programming the firmware onto a gotek.
>>
>> The same person that developed the FlashFloppy hardware is also working
>> on the other side of the equation, taking a floppy disk and making an
>> image of it via USB with Greaseweazle. Since this uses an STM32 ARM
>> microcontroller, and records the individual flux transitions it can also
>> image non-standard / copy protected disks.
>>
>> https://github.com/keirf/Greaseweazle
>>
>> Cheers,
>>
>> Phill.
>>
>> --
>> Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !
>>
>> "You can twist perceptions, but reality won't budge" -- Rush.
>>
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