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Re: Granlunds FrankenSTein
Posted: 30 Oct 2020 16:34
by agranlund
PhilC wrote: 30 Oct 2020 16:28
that's a pretty good price to upgrade your old ST
Yeah absolutely!
Re: Granlunds FrankenSTein
Posted: 30 Oct 2020 17:21
by agranlund
Screenshot 2020-10-30 at 15.18.30.png
And off it went into production! This one should be tons of fun :)
Screenshot 2020-10-30 at 15.18.46.png
Re: Granlunds FrankenSTein
Posted: 03 Nov 2020 12:42
by agranlund
Rough filling and sanding..
_20201103_133500.JPG
_20201103_133600.JPG
"Only" body filler, sanding, more sanding, new cutouts and paint left :)
Re: Granlunds FrankenSTein
Posted: 03 Nov 2020 13:40
by DoG
Ooh. That's really low fit. Very nice placement.
Re: Granlunds FrankenSTein
Posted: 05 Nov 2020 14:05
by agranlund
Rough cutouts for the ports done. A little bit of cleanup left to do and then get it ready for paint :)
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Re: Granlunds FrankenSTein
Posted: 11 Nov 2020 10:48
by agranlund
New stuff finally arrived from JLCPCB after having been stuck in Germany for way too long :)
Looking forward to building the new blitter board and getting the gfx card up and running but I started with the new rom board.
Finally my ST has a built in RTC!
_20201111_113536.JPG
The new one can optionally replicate the rom size jumpers for motherboards which don't have these, so it's a fairly nice companion to the old and new blitter boards.
I realise I'm in a minority fiddling with the short STM model but in case someone else finds it useful I will upload the gerbers and schematics once it has been tested to work correctly on a motherboard with no 256K/1M jumpers.
Re: Granlunds FrankenSTein
Posted: 11 Nov 2020 14:09
by PhilC
Looks good to me @agranlund and yourself know ill find it useful :D
Re: Granlunds FrankenSTein
Posted: 12 Nov 2020 00:56
by agranlund
PhilC wrote: 11 Nov 2020 14:09
Looks good to me @agranlund and yourself know ill find it useful :D
The Gerbers and Eagle files are now on Github (and your PCB's are in the hands of the postman, fingers crossed it works fine on your motherboard :D)
https://github.com/agranlund/STRom
Re: Granlunds FrankenSTein
Posted: 12 Nov 2020 15:26
by Mattu
agranlund wrote: 11 Nov 2020 10:48
I realise I'm in a minority fiddling with the short STM model but in case someone else finds it useful I will upload the gerbers and schematics once it has been tested to work correctly on a motherboard with no 256K/1M jumpers.
STM owner here, I follow your projects with keen interest. Excellent work!
Re: Granlunds FrankenSTein
Posted: 12 Nov 2020 15:36
by Icky
I'm with you too @agranlund, I have a short model too and am watching with interest, in particular am waiting to see the Phoenix Sparkalaphobia (FPGA Blitter) running in a short once we get the board done. :)