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Forum: Coders. Asm / Hardware 25 June 2022, 21:11
Replies: 19
Views: 998
Posted By NorthWay
I'm not sure what limitations that have to be...

I'm not sure what limitations that have to be honoured, but somehow that seems very possible for 50fps if the background is 16c.

First order of the day would be to make sure only blitting 4...
Forum: Amiga scene 21 June 2022, 16:34
Replies: 8
Views: 1,003
Posted By NorthWay
Yup. And backed!

Yup. And backed!
Forum: Amiga scene 16 June 2022, 02:19
Replies: 8
Views: 1,003
Posted By NorthWay
I looked, but it seemed to be all-digital, and no...

I looked, but it seemed to be all-digital, and no physical media.
Forum: Retrogaming General Discussion 05 June 2022, 19:06
Replies: 32
Views: 1,652
Posted By NorthWay
Datastorm. 'Nuff said.

Datastorm. 'Nuff said.
Forum: Coders. Asm / Hardware 03 June 2022, 16:23
Replies: 22
Views: 1,539
Posted By NorthWay
I remember way back when BYTE used to have...

I remember way back when BYTE used to have selected snippets from BIX that Jez San had some discussion he entered about this. I can't remember his approach right now, but it might be possible to find...
Forum: Coders. Asm / Hardware 28 May 2022, 01:17
Replies: 12
Views: 1,043
Posted By NorthWay
IIRC Toni showed a trick (that he had found?)...

IIRC Toni showed a trick (that he had found?) that opened up the WOM for writing again. I wish I had it saved to file...
Forum: Retrogaming General Discussion 15 May 2022, 01:43
Replies: 6,694
Views: 1,476,672
Posted By NorthWay
Hope is eternal they say. It arrived yesterday. ...

Hope is eternal they say. It arrived yesterday.
Looks really nice IMO. Not cleared out enough desk space to power it up yet. My to-do list is just sooo long.
Forum: Coders. Asm / Hardware 22 April 2022, 12:48
Replies: 83
Views: 9,845
Posted By NorthWay
It's been a while since I messed with it, but do...

It's been a while since I messed with it, but do I remember wrong or are there 160-wide modes when using DBLPAL or similar modes?
Not that it is very useful, but it could have been kinda logical if...
Forum: Nostalgia & memories 18 April 2022, 19:39
Replies: 8
Views: 1,351
Posted By NorthWay
Any trapdoor memory is controlled and refreshed...

Any trapdoor memory is controlled and refreshed by Agnus if it lives in chipram address range or $C00000 range.

The original $C00000 memory was known as Ranger memory and was real fast memory for...
Forum: support.Hardware 08 April 2022, 17:05
Replies: 6
Views: 497
Posted By NorthWay
Are there any recommended tools for checking...

Are there any recommended tools for checking temperature? I have once searched for a FLIR camera, but I don't think I found something reasonable.
Forum: Hardware mods 08 April 2022, 17:03
Replies: 33
Views: 3,350
Posted By NorthWay
Just curious: Can you have a 3640 with your RAM...

Just curious: Can you have a 3640 with your RAM mod with a 68060 stacked on top of that again?
Forum: Nostalgia & memories 08 April 2022, 17:01
Replies: 3,041
Views: 599,933
Posted By NorthWay
Can a PiStorm be designed to plug into the side...

Can a PiStorm be designed to plug into the side of an A500/A1000?
Forum: support.Apps 06 April 2022, 23:35
Replies: 6
Views: 747
Posted By NorthWay
How big is that program of yours then? I just...

How big is that program of yours then?
I just start at the top, disassemble, search for lumps of data that I suspect is code and try to convert it; if it is then disassemble again and repeat.
Next...
Forum: support.Apps 06 April 2022, 18:12
Replies: 6
Views: 747
Posted By NorthWay
It usually does it automatically. You might have...

It usually does it automatically. You might have to start disassemble a few times over and mark stuff as code or data, but it should sort itself out.
Forum: Coders. Asm / Hardware 18 March 2022, 18:01
Replies: 4
Views: 839
Posted By NorthWay
Ok, but there is an ocean of pre-fixes or direct...

Ok, but there is an ocean of pre-fixes or direct use 16-bit opcodes to pick from then that could be enabled by something like SetPatch / 680x0.library / per-task Exec call.

What was the verdict on...
Forum: Coders. Asm / Hardware 18 March 2022, 17:13
Replies: 4
Views: 839
Posted By NorthWay
680x0 opcode encoding - odd branches?

Is this summary correct and complete http://goldencrystal.free.fr/M68kOpcodes-v2.3.pdf ?

In the debate around the Vampire and suggestions for extending the instruction set I have been wondering...
Forum: Amiga scene 16 March 2022, 16:14
Replies: 325
Views: 27,565
Posted By NorthWay
Well, they had prior form on the C= Plus/4. That...

Well, they had prior form on the C= Plus/4. That idea too was not wrong as such, but that was bad in its own way by being incompatible and not cheap enough compared to the C= 64.

A dead cheap...
Forum: Coders. Asm / Hardware 13 February 2022, 19:09
Replies: 293
Views: 277,782
Posted By NorthWay
My head still hurts trying to grok that. How...

My head still hurts trying to grok that.
How the truck does DMA stuff get routed back into the register space? Is it displaying any data at the same time?
Forum: Amiga scene 13 February 2022, 18:55
Replies: 127
Views: 10,020
Posted By NorthWay
Is it known if it was designed in a hardware...

Is it known if it was designed in a hardware description language?
If it was, have the sources survived somewhere?
Forum: News 31 January 2022, 23:46
Replies: 92
Views: 13,666
Posted By NorthWay
I'm tempted to buy one just because. At the...

I'm tempted to buy one just because. At the moment I don't really have anything that needs it...
Forum: News 29 January 2022, 16:56
Replies: 16
Views: 2,998
Posted By NorthWay
More like...

More like https://www.newegg.com/global/ae-en/p/N82E16879994052 or https://www.newegg.com/global/ae-en/p/N82E16879216260?Item=9SIAD6H5EE3213 but really like the actual "The Arcade Professional"...
Forum: News 27 January 2022, 17:10
Replies: 16
Views: 2,998
Posted By NorthWay
If I might have a bit of opinion, it would be...

If I might have a bit of opinion,
it would be nice with a design that had a slanted front that would hopefully be more ergonomic. That would probably be a larger and more expensive design, but one...
Forum: Retrogaming General Discussion 14 December 2021, 22:28
Replies: 12
Views: 1,013
Posted By NorthWay
I had an emulated (AFAIR) version on my PS3, but...

I had an emulated (AFAIR) version on my PS3, but the lag made it totally unplayable.
Forum: Retrogaming General Discussion 13 December 2021, 23:12
Replies: 6,694
Views: 1,476,672
Posted By NorthWay
I just lifted up some books and found my chip pin...

I just lifted up some books and found my chip pin straightener that arrived a few weeks ago.
Forum: Coders. Asm / Hardware 11 December 2021, 00:17
Replies: 13
Views: 1,792
Posted By NorthWay
For what it's worth, I really wanted to write a...

For what it's worth, I really wanted to write a big lump of looping unrolled code (which should be possible with just a few lines of source) that ran the worst possible non-4 cycle opcodes for the...
Forum: Coders. Asm / Hardware 09 December 2021, 22:44
Replies: 13
Views: 1,792
Posted By NorthWay
As far as I understand: Our ugly sibling the ST...

As far as I understand:
Our ugly sibling the ST has a locked down lock-step access between the cpu and the graphics chip - they get every other each. That results in some cycle stretching; I believe...
Forum: News 06 December 2021, 01:22
Replies: 92
Views: 13,666
Posted By NorthWay
That looks like a lot of logic - can't those be...

That looks like a lot of logic - can't those be consolidated?
Cool stuff!
Forum: News 04 December 2021, 21:21
Replies: 86
Views: 16,333
Posted By NorthWay
I'm sorry to hear this. I know what an ordeal it...

I'm sorry to hear this. I know what an ordeal it can be to handle the remains of a lived life so I hope you don't get bogged down and have to put your own life on hold for too long.
Forum: Nostalgia & memories 21 November 2021, 14:35
Replies: 826
Views: 99,451
Posted By NorthWay
Didn't the ST use 150ns ram? (Overclocked too...

Didn't the ST use 150ns ram? (Overclocked too AFAIK.)
Forum: Retrogaming General Discussion 09 November 2021, 18:27
Replies: 81
Views: 6,570
Posted By NorthWay
Troublesome question as there are plenty of...

Troublesome question as there are plenty of 8-bits released after the day of the 16-bits first appearance.

I'd propose the C=65, but it would probably be disqualified :-)
Failing that, I suspect...
Forum: Nostalgia & memories 02 November 2021, 19:18
Replies: 826
Views: 99,451
Posted By NorthWay
As I was just reminded from another thread here: ...

As I was just reminded from another thread here:
Different (and crashing) behaviour between CLI and Workbench startup. That should have been possible to handle uniformly and/or "behind the scenes".
Forum: Retrogaming General Discussion 23 October 2021, 20:02
Replies: 3
Views: 709
Posted By NorthWay
The gfx were so horrible I had to look up other...

The gfx were so horrible I had to look up other videos of it ...and I think you have something bugged out with your sprites (not that they are fantastic at half the width, but at least looks a bit...
Forum: HOL news 22 October 2021, 17:44
Replies: 226
Views: 92,987
Posted By NorthWay
Pics or ...eh, I guess a dump will trump that. ...

Pics or ...eh, I guess a dump will trump that.
But send pics please. You know what I mean.
Forum: Retrogaming General Discussion 09 October 2021, 20:33
Replies: 6,694
Views: 1,476,672
Posted By NorthWay
A few bits and bobs: PCB holder, de-solder pump,...

A few bits and bobs: PCB holder, de-solder pump, de-solder wick, pressured air can, label glue remover, 90 degree scart cable.
MEGA65 (hopefully arriving before xmas).
Forum: Hardware mods 08 October 2021, 18:33
Replies: 184
Views: 40,732
Posted By NorthWay
Set the mask in HDToolbox (or your prefered hd...

Set the mask in HDToolbox (or your prefered hd setup tool) to something with the top 8 bits unset. $00FFFFFE could be a starting point.
(I haven't fiddled with this in ages, but I hope you get the...
Forum: MarketPlace 17 September 2021, 13:20
Replies: 21
Views: 4,372
Posted By NorthWay
Does anyone have a link to somewhere selling new...

Does anyone have a link to somewhere selling new A1000 backplates with extra connector holes? I saw some nice plexiglass ones, and I could imagine a shiny aluminium CNC'd one would be possible (like...
Forum: Coders. Asm / Hardware 15 September 2021, 21:02
Replies: 68
Views: 16,050
Posted By NorthWay
Thanks. I have always thought of LZ as...

Thanks.


I have always thought of LZ as using [offset,length] pairs - typically adding up to 16 bits - but I guess I should think of it as [length[,offset]]
Forum: Coders. Asm / Hardware 15 September 2021, 14:32
Replies: 68
Views: 16,050
Posted By NorthWay
Off-topic: What is this and why/how can't regular...

Off-topic: What is this and why/how can't regular LZ compression achieve this?
Forum: Retrogaming General Discussion 27 August 2021, 11:52
Replies: 6,694
Views: 1,476,672
Posted By NorthWay
8-port gigabit switch. Thankfully properly silent...

8-port gigabit switch. Thankfully properly silent and not with an electrical hum like my old 100Mbit.
SCSI2SD v6. Not tested yet. With floppy bay holder.
Forum: Coders. Asm / Hardware 13 August 2021, 20:11
Replies: 37
Views: 7,788
Posted By NorthWay
At least 64 pixels wide tiles with FMODE 3. Maybe...

At least 64 pixels wide tiles with FMODE 3. Maybe 32 pixels if FMODE 1/2 ???
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