English Amiga Board


Go Back   English Amiga Board > Search Forums

Showing results 1 to 40 of 1062
Search took 0.11 seconds.
Search: Posts Made By: hooverphonique
Forum: Retrogaming General Discussion 30 March 2020, 13:30
Replies: 33
Views: 1,795
Posted By hooverphonique
Without looking at them, the victory "dance"...

Without looking at them, the victory "dance" might just be playback of static data, thus allowing more processor time for rendering more polygons..
Forum: Coders. Asm / Hardware 17 March 2020, 17:47
Replies: 25
Views: 1,080
Posted By hooverphonique
I didn't mean the same type of chip by a...

I didn't mean the same type of chip by a different manufacturer, but any chip using the I2C protocol (and not necessarily an eeprom either) :)
Forum: Coders. Asm / Hardware 17 March 2020, 17:35
Replies: 25
Views: 1,080
Posted By hooverphonique
If you think the explanation is bad, just find...

If you think the explanation is bad, just find one for a different I2C part, the protocol is always the same.

Read the I2C wiki page (https://en.wikipedia.org/wiki/I%C2%B2C), it has a specific...
Forum: Coders. Asm / Hardware 11 March 2020, 10:03
Replies: 11
Views: 513
Posted By hooverphonique
V36 is kickstart 2.0 (or unfinished versions of...

V36 is kickstart 2.0 (or unfinished versions of 1.4).
Forum: Coders. Asm / Hardware 08 March 2020, 12:48
Replies: 10
Views: 538
Posted By hooverphonique
You're right, and then it will be 16 bytes...

You're right, and then it will be 16 bytes "wasted".. 8 as actual available storage, and 8 for the size and next pointer.
Forum: Coders. Asm / Hardware 07 March 2020, 20:43
Replies: 10
Views: 538
Posted By hooverphonique
Except it would be 12 bytes ;)

Except it would be 12 bytes ;)
Forum: Nostalgia & memories 05 March 2020, 22:43
Replies: 33
Views: 1,254
Posted By hooverphonique
Why am I in confinement? Was I infected with...

Why am I in confinement? Was I infected with COVID-19?
Forum: Coders. General 04 March 2020, 22:37
Replies: 3
Views: 520
Posted By hooverphonique
wasn't there a trick described here recently...

wasn't there a trick described here recently about shuffling the scrolling values around to fix the scrolling when using bodged ddfstart?
Forum: Hardware mods 04 March 2020, 13:29
Replies: 238
Views: 22,759
Posted By hooverphonique
AFAIK, there is an ECS version of ScummVM which...

AFAIK, there is an ECS version of ScummVM which dynamically reduces the number of colours to 64.
Forum: support.Hardware 04 March 2020, 11:31
Replies: 15
Views: 613
Posted By hooverphonique
I did some experimentation with halfing the rpm...

I did some experimentation with halfing the rpm of a generic pc hd drive some years ago. It seems in many cases there is a main floppy controller chip, then a spindle motor controller chip. AFAIK,...
Forum: Coders. Asm / Hardware 04 March 2020, 11:19
Replies: 185
Views: 116,832
Posted By hooverphonique
Interesting and relevant, but I think we're...

Interesting and relevant, but I think we're getting off topic here ;)
Forum: support.Hardware 02 March 2020, 10:41
Replies: 15
Views: 613
Posted By hooverphonique
I would recommend KiCAD as well.. Since version...

I would recommend KiCAD as well.. Since version 5, it's very capable. And I can't wait to have a look at that 357A schematic ;)

Edit: I have one myself in my A4000, but it's acting a bit flaky,...
Forum: Coders. Asm / Hardware 27 February 2020, 10:12
Replies: 32
Views: 1,566
Posted By hooverphonique
I think you're on the right track - and if that's...

I think you're on the right track - and if that's the case it only works because the compiler can keep track of what happens with the stack pointer all the way through the code, and is also the...
Forum: Retrogaming General Discussion 26 February 2020, 14:19
Replies: 143
Views: 6,573
Posted By hooverphonique
looks like 320x200

looks like 320x200
Forum: Retrogaming General Discussion 26 February 2020, 11:13
Replies: 61
Views: 4,518
Posted By hooverphonique
Regarding 040 I'd think there's still a great...

Regarding 040 I'd think there's still a great deal of A4000/040 out there (which are still running an actual 040).
Forum: Coders. Asm / Hardware 26 February 2020, 10:49
Replies: 32
Views: 1,566
Posted By hooverphonique
You can think of them as pointers to longs...

You can think of them as pointers to longs instead of bytes. Thus their value can be any integer - 0 points to long number 0 (address 0), 1 points to long number 1 (address 4), and so on..
Forum: support.Hardware 25 February 2020, 14:00
Replies: 37
Views: 914
Posted By hooverphonique
Sneaky! :great

Sneaky! :great
Forum: support.Hardware 23 February 2020, 17:13
Replies: 2
Views: 162
Posted By hooverphonique
If they are 72pin SIMMs then yes..

If they are 72pin SIMMs then yes..
Forum: Coders. Asm / Hardware 21 February 2020, 15:42
Replies: 185
Views: 116,832
Posted By hooverphonique
Yes, you're right, and it's also where I arrived...

Yes, you're right, and it's also where I arrived at, hence the last part of my previous comment :)
Forum: Coders. Asm / Hardware 21 February 2020, 14:50
Replies: 185
Views: 116,832
Posted By hooverphonique
I stared at this for a while without seeing how...

I stared at this for a while without seeing how it would reset the flag (carry), but I suppose you meant "reset" in the sense of returning d0 to zero?
Forum: Amiga scene 20 February 2020, 21:19
Replies: 25
Views: 2,280
Posted By hooverphonique
I'm not familiar with the original Hang On, but...

I'm not familiar with the original Hang On, but somehow the melody reminds me of Irgendwie, Irgendwo, Irgendwann by Nena:
https://www.youtube.com/watch?v=oas5nAlfrwg
Forum: Hardware mods 14 February 2020, 17:10
Replies: 238
Views: 22,759
Posted By hooverphonique
Here's the correct link :) ...

Here's the correct link :)
https://www.mike-stirling.com/2020/02/fpga-accelerator-for-the-amiga-500/
Forum: Amiga scene 12 February 2020, 19:04
Replies: 613
Views: 58,930
Posted By hooverphonique
Yes, of course the clock difference (1%) is way...

Yes, of course the clock difference (1%) is way too small to make up for it. And with the same number of dma slots per line, it wouldn't even matter. Silly me :)
Forum: Amiga scene 12 February 2020, 16:43
Replies: 613
Views: 58,930
Posted By hooverphonique
But is a true NTSC machine not exactly as fast...

But is a true NTSC machine not exactly as fast (per frame) as a PAL machine?

If you switch a PAL machine to NTSC, the base clock of the system doesn't change, but a TRUE NTSC machine has higher...
Forum: Retrogaming General Discussion 10 February 2020, 11:51
Replies: 143
Views: 6,573
Posted By hooverphonique
You can clear about 3.3 MBps using the blitter...

You can clear about 3.3 MBps using the blitter (assuming no dma contention).


I'm not sure what you mean by 'composite of sprites and playfields that aren't bitplane', but you could restore the...
Forum: Amiga scene 04 February 2020, 10:10
Replies: 613
Views: 58,930
Posted By hooverphonique
I also noticed fragments/gfx garbage on the...

I also noticed fragments/gfx garbage on the stream.. It is quite noticable if you pay attention..
Forum: support.Hardware 29 January 2020, 13:18
Replies: 3
Views: 202
Posted By hooverphonique
Yes, SpeedRamsey is indeed twiddling the skip...

Yes, SpeedRamsey is indeed twiddling the skip bit. That ~18% increase looks right; IIRC the skip feature reduces memory access time from 5 to 4 cycles (-20%).
I doubt you would see anywhere near 18%...
Forum: support.Hardware 29 January 2020, 10:55
Replies: 3
Views: 202
Posted By hooverphonique
Basically, you need to use 1MB,2MB,4MB or 8MB...

Basically, you need to use 1MB,2MB,4MB or 8MB modules. With 2MB or 8MB, you can only use two modules at a time (1 in every second slot).
Using larger modules may work, but since they will have some...
Forum: Coders. Asm / Hardware 27 January 2020, 13:36
Replies: 9
Views: 469
Posted By hooverphonique
I wouldn't say that 'pairing' as described in the...

I wouldn't say that 'pairing' as described in the article is a 68000 concept; it's rather an artefact of the ST bus design
Forum: support.Hardware 24 January 2020, 17:42
Replies: 198
Views: 29,912
Posted By hooverphonique
Probably not - I think the pinout is wrong. I am...

Probably not - I think the pinout is wrong. I am not sure if you can get 2MB chipmem (total) with the A314 without using an A500+ mobo..
Forum: support.Hardware 24 January 2020, 11:34
Replies: 198
Views: 29,912
Posted By hooverphonique
The A314 works by 'replacing'/extending physical...

The A314 works by 'replacing'/extending physical ram in the machine with its own internal memory. Thus you will get the most out of it by disabling motherboard ram and let the A314 handle all of it.
Forum: support.WinUAE 23 January 2020, 14:04
Replies: 35
Views: 2,130
Posted By hooverphonique
It's not a NOP - it will read whatever was...

It's not a NOP - it will read whatever was leftover on the bus, and it with d5, then write the result to dmacon.
Forum: Coders. Asm / Hardware 22 January 2020, 14:10
Replies: 17
Views: 635
Posted By hooverphonique
It isn't about alignment/padding, but about only...

It isn't about alignment/padding, but about only considering the low byte when adding the numbers, which is useful if the index register contains other data.
I had a recent case where I needed to...
Forum: Coders. Asm / Hardware 22 January 2020, 11:27
Replies: 17
Views: 635
Posted By hooverphonique
The processor addresses frame relative to the...

The processor addresses frame relative to the address of the move instruction, i.e. an offset - this offset is always 16 bits and thus smaller than the full 32 bit address, i.e. a smaller resulting...
Forum: support.Apps 21 January 2020, 17:22
Replies: 19
Views: 1,024
Posted By hooverphonique
Interesting - I wasn't aware that DMA load would...

Interesting - I wasn't aware that DMA load would affect custom register access/interrupt latency when running code from fastram - or maybe I just didn't remember :D
Forum: support.Apps 20 January 2020, 21:03
Replies: 19
Views: 1,024
Posted By hooverphonique
That should only be the case on Amigas without...

That should only be the case on Amigas without fastram.
Forum: support.Games 17 January 2020, 11:30
Replies: 12
Views: 834
Posted By hooverphonique
:great :D:D

:great :D:D
Forum: support.Hardware 16 January 2020, 10:35
Replies: 6
Views: 533
Posted By hooverphonique
yes, buster takes care of communication between...

yes, buster takes care of communication between the zorro slots and the rest of the machine.
Forum: Retrogaming General Discussion 11 January 2020, 22:28
Replies: 5
Views: 776
Posted By hooverphonique
Yes. I think that's referred to as 'stencil...

Yes. I think that's referred to as 'stencil vector' in demoscene jargon.
Forum: Hardware mods 11 January 2020, 17:24
Replies: 29
Views: 6,773
Posted By hooverphonique
Romy compatibility is discussed in detail on page...

Romy compatibility is discussed in detail on page one of this thread.
Showing results 1 to 40 of 1062

 
Forum Jump

All times are GMT +2. The time now is 01:44.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, vBulletin Solutions Inc.
Page generated in 0.15076 seconds with 10 queries