Well, I decided 'What the hell, it's just 3 wires' and I did the 64K upgrade.
Here's the decoder mod:
She boots fine at 32K and still runs SDCX and games just fine, so that's good, I just need to find a way to test the extra RAM now.
Whoops, I did it again. I have a problem, Dragon 32 inbound
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rubber_jonnie
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- Posts: 14888
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- Location: Essex
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
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Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
- Site Admin

- Posts: 14888
- Joined: 17 Aug 2017 19:40
- Location: Essex
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
The Dragon is now working pretty well with no crashes, so I tried a few games out:
And yes, that is a Donkey Kong clone, in fact all of the games above are from a 'Cuthbert' compilation.
I'd forgotten just how green the games were!!
Having replaced the RAM, the analogue to digital joystick adapter is working perfectly too:
Which is good news, because it wasn't working before :)
And yes, that is a Donkey Kong clone, in fact all of the games above are from a 'Cuthbert' compilation.
I'd forgotten just how green the games were!!
Having replaced the RAM, the analogue to digital joystick adapter is working perfectly too:
Which is good news, because it wasn't working before :)
You do not have the required permissions to view the files attached to this post.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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stephen_usher
- Site sponsor

- Posts: 7376
- Joined: 13 Nov 2017 19:19
- Location: Oxford, UK.
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
:dualthumbup: :cheer: :yay2:
Intro retro computers since before they were retro...
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
-
rubber_jonnie
- Site Admin

- Posts: 14888
- Joined: 17 Aug 2017 19:40
- Location: Essex
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
And, the keyboard is starting to improve :)
It uses a pair of leaf springs under tension that come together when the plunger is pressed. By holding the plunger down, I've been able to adjust the tenston a little, and that, plus some Electrolube and a bit of activity is definitely improving things.
It uses a pair of leaf springs under tension that come together when the plunger is pressed. By holding the plunger down, I've been able to adjust the tenston a little, and that, plus some Electrolube and a bit of activity is definitely improving things.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
-
stephen_usher
- Site sponsor

- Posts: 7376
- Joined: 13 Nov 2017 19:19
- Location: Oxford, UK.
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
Yeah, the keys will probably need a bit of working. A couple of the Memotech keys needed re-treating after a few days, all the rest were fine.
Intro retro computers since before they were retro...
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
-
rubber_jonnie
- Site Admin

- Posts: 14888
- Joined: 17 Aug 2017 19:40
- Location: Essex
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
I remember my BBC B, it took a lot of working, and at least a couple of switches I soaked in Electrolube for a couple of days. Patience is definitely required.stephen_usher wrote: 01 Sep 2022 13:39 Yeah, the keys will probably need a bit of working. A couple of the Memotech keys needed re-treating after a few days, all the rest were fine.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
-
rubber_jonnie
- Site Admin

- Posts: 14888
- Joined: 17 Aug 2017 19:40
- Location: Essex
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
OK, so it's been a while since I posted anything on this, but I had a replacement keyboard arrive yesterday that works perfectly :)
The only thing I had to do was swap the keycaps over as the originals were a bit nicer. The flip side of this is the spare keycaps will work on the naked Atari 800 keyboard, so happy about that.
The only thing I had to do was swap the keycaps over as the originals were a bit nicer. The flip side of this is the spare keycaps will work on the naked Atari 800 keyboard, so happy about that.
You do not have the required permissions to view the files attached to this post.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
-
stephen_usher
- Site sponsor

- Posts: 7376
- Joined: 13 Nov 2017 19:19
- Location: Oxford, UK.
Re: Whoops, I did it again. I have a problem, Dragon 32 inbound
:dualthumbup:
Intro retro computers since before they were retro...
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
ZX81->Spectrum->Memotech MTX->Sinclair QL->520STM->BBC Micro->TT030->PCs & Sun Workstations.
Added code to the MiNT kernel (still there the last time I checked) + put together MiNTOS.
Collection now with added Macs, Amigas, Suns and Acorns.
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