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Forum: Nostalgia & memories Today, 22:21
Replies: 31
Views: 508
Posted By robinsonb5
"Multimedia PC" was a marketing label applied to...

"Multimedia PC" was a marketing label applied to PCs just to make it easier to know whether a given machine would be able to run a given title - rather then checking a laundry-list of specifications....
Forum: project.Amiga Game Factory 28 September 2020, 22:32
Replies: 175
Views: 18,084
Posted By robinsonb5
Looking awesome - and fast, too! Nice work!

Looking awesome - and fast, too! Nice work!
Forum: News 28 September 2020, 22:14
Replies: 180
Views: 26,451
Posted By robinsonb5
Indeed - the Next186 core is really cool. ...

Indeed - the Next186 core is really cool. There's plenty that doesn't work, but what does work works very nicely.





I still want an FPGA laptop. There are laptop-style enclosures for PIs...
Forum: News 28 September 2020, 22:10
Replies: 180
Views: 26,451
Posted By robinsonb5
Thanks for that - I appreciate it. I'll wait...

Thanks for that - I appreciate it. I'll wait until I near hear back from Valentin, however, because (a) my hands are fairly full at the moment, and (b) I don't want to duplicate his efforts, if he...
Forum: News 28 September 2020, 21:54
Replies: 180
Views: 26,451
Posted By robinsonb5
Availability would help - I don't think you can...

Availability would help - I don't think you can currently buy them. can you?
Forum: News 28 September 2020, 17:28
Replies: 180
Views: 26,451
Posted By robinsonb5
I have exchanged a few emails with Valentin -...

I have exchanged a few emails with Valentin - he's certainly aware of my version of the core. I'm not sure what his plans are regarding porting / releasing, however.

The AGA core should be quite...
Forum: Amiga scene 27 September 2020, 20:12
Replies: 570
Views: 83,198
Posted By robinsonb5
That's awesome! Really looking forward to being...

That's awesome! Really looking forward to being able to run this!
Forum: Nostalgia & memories 27 September 2020, 12:35
Replies: 170
Views: 6,422
Posted By robinsonb5
No, the claim was that a nineteen-eighties Amiga...

No, the claim was that a nineteen-eighties Amiga *can be expanded* to run Quake 2.
He says, after removing the game footage from his earlier post.


My earlier comment stands.
Forum: Nostalgia & memories 27 September 2020, 11:07
Replies: 170
Views: 6,422
Posted By robinsonb5
Rule 1 of the internet (not to be confused with...

Rule 1 of the internet (not to be confused with rule 34 of the internet) - Don't Feed the Trolls.
Forum: News 26 September 2020, 19:36
Replies: 180
Views: 26,451
Posted By robinsonb5
I think the fleaohm uses DVI / HDMI outputs? ...

I think the fleaohm uses DVI / HDMI outputs? That, unfortunately, means it's not just a case of remapping pins and compiling - it would take significant time and effort (from someone familiar with...
Forum: Hardware mods 26 September 2020, 12:37
Replies: 397
Views: 53,860
Posted By robinsonb5
It's best not to think about TG68 as "being" a...

It's best not to think about TG68 as "being" a 68020. It would be more accurate to think of it as being a new CPU core with somewhat-better-than-68020 performance, and mostly binary-compatible with...
Forum: support.Hardware 25 September 2020, 00:30
Replies: 37
Views: 1,019
Posted By robinsonb5
That would be the CPU resetting, running for a...

That would be the CPU resetting, running for a short while and then green-screening. The power LED should blink for a bit, like when you get a Guru Meditation, then the cycle will repeat. Only...
Forum: support.Hardware 21 September 2020, 21:53
Replies: 37
Views: 1,019
Posted By robinsonb5
Have you tried reflowing / replacing RP101? ...

Have you tried reflowing / replacing RP101?

If switching Paulas made it worse then I think that lends weight to the bad joint theory - the worsening was most likely due to board flexing?
Forum: support.Hardware 21 September 2020, 10:52
Replies: 37
Views: 1,019
Posted By robinsonb5
I think I'd try replacing U37 next - I'm...

I think I'd try replacing U37 next - I'm suspicious about that low voltage on the Odd CIA's reset. (Double check that it reads the same on the Even CIA's reset pin - it should do.)

You say you've...
Forum: News 20 September 2020, 18:16
Replies: 396
Views: 38,256
Posted By robinsonb5
It's certainly do-able, but it's very maths-heavy...

It's certainly do-able, but it's very maths-heavy so would have to be precalculated, and when you're dealing with position granularity that's quite large compared with the size of the components...
Forum: support.Hardware 18 September 2020, 22:58
Replies: 37
Views: 1,019
Posted By robinsonb5
If OVL is "flickering" the same way the LED is...

If OVL is "flickering" the same way the LED is then the chipram will be flicking in and out of existence while the test is progressing, which would explain your weird results.

Or there could be a...
Forum: support.Hardware 18 September 2020, 10:20
Replies: 37
Views: 1,019
Posted By robinsonb5
I know I'm starting to sound like a broken record...

I know I'm starting to sound like a broken record here, but Green screen can also mean kickstart overlay isn't being disabled (I found that out the hard way when I first started tinkering with...
Forum: support.Hardware 16 September 2020, 22:35
Replies: 37
Views: 1,019
Posted By robinsonb5
Also see if the occasional boots happen at the...

Also see if the occasional boots happen at the same time as the LED starts flickering. I suspect the successful boots happen when the write that's supposed to clear the _OVL signal occasionally gets...
Forum: support.Hardware 16 September 2020, 22:12
Replies: 37
Views: 1,019
Posted By robinsonb5
I think the first thing I'd do is reflow the...

I think the first thing I'd do is reflow the solder joints on the odd CIA socket, Gary's socket and the CPU socket. If it occasionally works after having warmed up I'd suspect the problem's...
Forum: support.Hardware 16 September 2020, 21:17
Replies: 37
Views: 1,019
Posted By robinsonb5
OVL, the power LED, the left mouse button and...

OVL, the power LED, the left mouse button and fire button signals are all in the same register of the odd CIA, so that's a big clue.
The "Read: $43F900F8" looks like ROM data - which is consistent...
Forum: Amiga scene 15 September 2020, 09:47
Replies: 147
Views: 19,406
Posted By robinsonb5
The problem with the Graftgold games and the...

The problem with the Graftgold games and the TG68k in 020 mode is well known - it's not limited to MiSTer. They even work on the TG68 in '000 mode so it's not an issue with cycle-exactness.


The...
Forum: Amiga scene 30 August 2020, 20:00
Replies: 570
Views: 83,198
Posted By robinsonb5
Awesome - great to see the progress, thanks for...

Awesome - great to see the progress, thanks for sharing!
Forum: Coders. Asm / Hardware 29 August 2020, 20:51
Replies: 220
Views: 30,173
Posted By robinsonb5
Your thread, your call, I guess - and looking...

Your thread, your call, I guess - and looking again at the 1st post I see that you specifically asked for it to remain on-topic, so fair enough. :great



So, what's new?
Forum: Coders. Asm / Hardware 29 August 2020, 15:22
Replies: 220
Views: 30,173
Posted By robinsonb5
Does that really matter when the original...

Does that really matter when the original conversation finished well over a year ago?
Forum: support.Hardware 28 August 2020, 22:58
Replies: 10
Views: 691
Posted By robinsonb5
Can you get some serial output from DiagROM?

Can you get some serial output from DiagROM?
Forum: Retrogaming General Discussion 27 August 2020, 22:24
Replies: 179
Views: 9,417
Posted By robinsonb5
That is pretty cool given the self-imposed...

That is pretty cool given the self-imposed limitations.
I've taken the liberty of trying to make the bubbles look a little more rounded and more like the arcade, without using any extra colours. ...
Forum: Retrogaming General Discussion 21 August 2020, 22:32
Replies: 179
Views: 9,417
Posted By robinsonb5
It would be possible to compromise there and have...

It would be possible to compromise there and have the spheres lose their colour when they drop - it would look OK stylistically for them to go grey when "disconnected". Then the drop animation could...
Forum: Amiga scene 13 August 2020, 21:40
Replies: 29
Views: 2,052
Posted By robinsonb5
I find myself using 'Reader View' in Firefox for...

I find myself using 'Reader View' in Firefox for precisely that reason - it doesn't work everywhere, sadly, but when available it makes for a much more pleasant browsing experience.


Just...
Forum: support.Hardware 11 August 2020, 16:01
Replies: 5
Views: 325
Posted By robinsonb5
The driver should only be needed to enable the...

The driver should only be needed to enable the mouse wheel and any extra buttons, though - movement and left/right buttons should work without a driver.

It might just be that particular mouse...
Forum: support.Hardware 11 August 2020, 14:09
Replies: 75
Views: 3,653
Posted By robinsonb5
The scrolling chequerboard behind the credits...

The scrolling chequerboard behind the credits text 19 seconds in, maybe?
Forum: support.Hardware 01 August 2020, 17:43
Replies: 75
Views: 3,653
Posted By robinsonb5
Not yet - once I have a MiSTer to experiment with...

Not yet - once I have a MiSTer to experiment with it shouldn't take too long, though; weeks rather than months, certainly.





A self-booting ADF is now in the Zone.
Forum: support.Hardware 31 July 2020, 15:18
Replies: 75
Views: 3,653
Posted By robinsonb5
I certainly can't disagree with that - as one of...

I certainly can't disagree with that - as one of the few developers actively working on Minimig currently, I have been known to use WinUAE rather than real hardware for reference!
Forum: support.Hardware 31 July 2020, 12:33
Replies: 75
Views: 3,653
Posted By robinsonb5
Sure - done.

Sure - done.
Forum: support.Hardware 31 July 2020, 11:55
Replies: 75
Views: 3,653
Posted By robinsonb5
Sure - but it's still basically what would happen...

Sure - but it's still basically what would happen if someone built a new Amiga today just by copying observed behaviour, rather than working from the original plans and specs - and thus there will...
Forum: support.Hardware 30 July 2020, 16:04
Replies: 23
Views: 998
Posted By robinsonb5
When you measured the voltage fluctuations, where...

When you measured the voltage fluctuations, where did you place the probes? (Both positive and negative probes.)

What else do you have connected to the Amiga?
Forum: Amiga scene 28 July 2020, 20:18
Replies: 570
Views: 83,198
Posted By robinsonb5
PS/2 and USB mice are generally fine, but the...

PS/2 and USB mice are generally fine, but the acceleration habit was adopted in the days of horrible 1200 baud RS232 serial mice. Using one of those always felt to me like trying to walk when my...
Forum: Coders. System 28 July 2020, 12:51
Replies: 20
Views: 1,796
Posted By robinsonb5
Is it a fragmentation issue? If you're randomly...

Is it a fragmentation issue?
If you're randomly allocating and freeing larger numbers of memory chunks, and not freeing them in reverse order of allocation, you could end up without a large enough...
Forum: Coders. System 28 July 2020, 09:23
Replies: 20
Views: 1,796
Posted By robinsonb5
Where you do define Chip and Mem_Clear? (I...

Where you do define Chip and Mem_Clear? (I though the official includes call them MEMF_CHIP and MEMF_CLEAR, respectively?)
Make sure you're using the flag definitions, not the bit definitions....
Forum: Coders. General 25 July 2020, 14:58
Replies: 55
Views: 9,395
Posted By robinsonb5
Oh that's clever! The value in d2 is a...

Oh that's clever!

The value in d2 is a bitmap which specifies which results need tweaking; where it contains a 1, the result of the multiply will be adjusted downwards by 1.

the 61865 is a...
Forum: Hardware mods 24 July 2020, 20:48
Replies: 9
Views: 1,448
Posted By robinsonb5
That is unbelievably cool!

That is unbelievably cool!
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