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Search: Posts Made By: demolition
Forum: Nostalgia & memories Today, 06:39
Replies: 2,308
Views: 342,054
Posted By demolition
I would say that AmigaOS qualifies as an RTOS....

I would say that AmigaOS qualifies as an RTOS. You can disable the system and disable interrupts (minus NMI) so you have complete control over the system if you need to do timing critical stuff.
Forum: support.Hardware Today, 06:34
Replies: 30
Views: 537
Posted By demolition
Yes, 256kbit is 32kB so you are correct on that....

Yes, 256kbit is 32kB so you are correct on that. RAM chips are just always specified in number of bits or words and not bytes (unless the word size happens to be 1 byte). :)

-15 (150ns) is what is...
Forum: Nostalgia & memories Yesterday, 22:51
Replies: 2,308
Views: 342,054
Posted By demolition
PAL is interlaced so it flickers. All TV shows,...

PAL is interlaced so it flickers. All TV shows, commercials etc. had to be interlaced however if the two fields were not that different then the flicker would not be as noticeable.
Amiga is almost...
Forum: support.Hardware Yesterday, 22:33
Replies: 30
Views: 537
Posted By demolition
This service manual has schematics for A2000 rev...

This service manual has schematics for A2000 rev 4.4:
http://www.retro-commodore.eu/amiga-tech/
2nd line, item in the middle.

The schematic with the DRAM chips are found on page 66 in the pdf....
Forum: support.Hardware Yesterday, 20:41
Replies: 30
Views: 537
Posted By demolition
Not so easy unfortunately, but when you establish...

Not so easy unfortunately, but when you establish a serial connection so you can see the progress of the memory test, then perhaps you will be able to see identify which memory ICs are faulty if it...
Forum: support.Hardware Yesterday, 07:15
Replies: 30
Views: 537
Posted By demolition
These are the color codes from the DiagROM...

These are the color codes from the DiagROM documentation:
COLORCODES:

NOTE: Sometimes hardwareproblems might do that colorcodes are not visible. text is also dumped on serialport.
...
Forum: support.Hardware 20 August 2019, 20:24
Replies: 30
Views: 537
Posted By demolition
On my A2000, several bus lines were broken close...

On my A2000, several bus lines were broken close to the battery area. Although the memory chips themselves were not close to the battery, several of the signals ran just past the battery. Mine is a...
Forum: support.Hardware 20 August 2019, 14:31
Replies: 16
Views: 603
Posted By demolition
Unless the PSU is faulty, voltage regulation...

Unless the PSU is faulty, voltage regulation should not the problem. Mean Well is a well-reputed PSU manufacturer so they should not suffer from bad regulation and even with larger current spikes, I...
Forum: support.Hardware 19 August 2019, 11:16
Replies: 16
Views: 603
Posted By demolition
Again, a sample size of one is not something you...

Again, a sample size of one is not something you can deduct any conclusions from. It is likely just coincidental.
Forum: Coders. Tutorials 18 August 2019, 19:36
Replies: 14
Views: 7,433
Posted By demolition
Why use WHDLoad if you're running through an...

Why use WHDLoad if you're running through an emulator? Just set up the emulator with the correct HW + KS ROM and boot directly from the ADF.
Forum: support.Hardware 18 August 2019, 09:45
Replies: 16
Views: 603
Posted By demolition
That doesn't make much sense. Just because one...

That doesn't make much sense. Just because one was destroyed with a MW PSU that doesn't mean that the PSU was to blame.
Forum: support.Hardware 17 August 2019, 16:23
Replies: 16
Views: 603
Posted By demolition
I have used a 500GB USB HDD with mine a couple of...

I have used a 500GB USB HDD with mine a couple of times and it worked fine, however I would only do that if you have not powered the RR from the floppy power header since the motherboard was not...
Forum: support.Hardware 16 August 2019, 16:26
Replies: 16
Views: 603
Posted By demolition
Not sure if there are multiple revisions of RR...

Not sure if there are multiple revisions of RR but those issues are still very much a thing. It seems like you should be fine if you only use it for things like keyboards, mice and USB memory sticks....
Forum: support.Hardware 15 August 2019, 20:53
Replies: 13
Views: 265
Posted By demolition
It is not exactly easy to remove the external...

It is not exactly easy to remove the external drive connector. The ground plane fights really hard against removal so you need skills and the right equipment to remove it without damaging the...
Forum: Nostalgia & memories 15 August 2019, 18:15
Replies: 13
Views: 409
Posted By demolition
Somehow the style reminded me of Gobliiins:

Somehow the style reminded me of Gobliiins:
Forum: support.Hardware 15 August 2019, 17:37
Replies: 13
Views: 265
Posted By demolition
After watching in horror so many people butcher...

After watching in horror so many people butcher their Amigas it is nice to see when someone takes the time to do something properly. :)
Forum: Nostalgia & memories 15 August 2019, 16:50
Replies: 13
Views: 409
Posted By demolition
I don't know that character but I can recognize...

I don't know that character but I can recognize proper pixel-art when I see it - doing those is a skill which is unfortunately slowly disappearing. I can image a great looking game based on this. :)
Forum: support.Apps 15 August 2019, 14:23
Replies: 10
Views: 224
Posted By demolition
Sure, then you could boot WB from image on the...

Sure, then you could boot WB from image on the Gotek. You could also use diskcopy/XCopy/etc to copy the disk from the Gotek to a real floppy if you wanted to fix the original disk.
Forum: support.Hardware 15 August 2019, 13:34
Replies: 50
Views: 4,415
Posted By demolition
I think that for simply reading plain DOS disks,...

I think that for simply reading plain DOS disks, the differences are minor. Whether one or the other is 'best' probably comes down to which UI you like the best.
Forum: support.Hardware 15 August 2019, 11:59
Replies: 13
Views: 265
Posted By demolition
I think you need to do a small modification on...

I think you need to do a small modification on the motherboard just like on an A600 since you can't just pull the CIA chip out of its socket like you can on a 500. Here's one doing the mod on a 600:...
Forum: support.Hardware 15 August 2019, 11:47
Replies: 16
Views: 358
Posted By demolition
Which is why I think it can be good for your...

Which is why I think it can be good for your health to be scared of CRTs. Do not open them up unless you know what you are doing.
Forum: support.Hardware 15 August 2019, 10:33
Replies: 16
Views: 358
Posted By demolition
There might be a switch somewhere that needs to...

There might be a switch somewhere that needs to be toggled for SCART to work.
Forum: support.Hardware 14 August 2019, 22:17
Replies: 16
Views: 603
Posted By demolition
There is no USB interface for the Vampire (at...

There is no USB interface for the Vampire (at least not yet)
Forum: support.Apps 14 August 2019, 14:02
Replies: 10
Views: 224
Posted By demolition
Overwriting the disk with a proper image is free...

Overwriting the disk with a proper image is free so I have a hard time seeing how buying something from ebay can be cheaper, unless you don't have the means to actually write an ADF file to a floppy....
Forum: support.Hardware 14 August 2019, 01:27
Replies: 30
Views: 537
Posted By demolition
The flashing is normal and indicates various...

The flashing is normal and indicates various running tests, but you should see a menu after a little while. I can recommend to connect a PC with a null modem to the serial port so you can see the...
Forum: support.Hardware 14 August 2019, 01:03
Replies: 30
Views: 537
Posted By demolition
On Rev6 boards the ROM is called U500.

On Rev6 boards the ROM is called U500.
Forum: support.Hardware 13 August 2019, 19:07
Replies: 1
Views: 115
Posted By demolition
Most monitors should work fine. The OSSC works...

Most monitors should work fine. The OSSC works fine with an Amiga on all my monitors, although I do need to use different settings for all to get the optimal picture quality.
Forum: support.Apps 13 August 2019, 14:21
Replies: 10
Views: 224
Posted By demolition
If the disk was overwritten, then it might be...

If the disk was overwritten, then it might be missing lots of stuff, e.g. the dir command.
If you cannot use the dir command, just open the disk in workbench and select 'show all' from the menus to...
Forum: support.Apps 13 August 2019, 13:57
Replies: 10
Views: 224
Posted By demolition
Sounds like s:startup-sequence is missing.

Sounds like s:startup-sequence is missing.
Forum: support.Hardware 13 August 2019, 07:17
Replies: 50
Views: 4,415
Posted By demolition
The point with weak bits is that there is no...

The point with weak bits is that there is no 'right' value. If you want to write a working copy of a disk containing weak bits, you need to recreate those weak bits on the copy. When the code tries...
Forum: Hardware mods 12 August 2019, 23:13
Replies: 14
Views: 1,845
Posted By demolition
Reading about these experiences triggered me to...

Reading about these experiences triggered me to purchase a small powered USB hub which I planned on installing inside the Amiga and only expose the hub's USB ports in an attempt to protect the RR. I...
Forum: support.Hardware 12 August 2019, 14:12
Replies: 15
Views: 347
Posted By demolition
The track 0 sensor is located towards the back of...

The track 0 sensor is located towards the back of the drive and it is basically an optical switch where the light beam is interrupted when the head moves to the track 0 location (furthest from the...
Forum: support.Hardware 10 August 2019, 11:38
Replies: 13
Views: 400
Posted By demolition
So is the floppy drive actually ticking when the...

So is the floppy drive actually ticking when the KS screen appears? And will it boot from a disk? If the floppy cable was oriented incorrectly, it would cause this large delay, but obviously it would...
Forum: project.WHDLoad 10 August 2019, 11:34
Replies: 4
Views: 310
Posted By demolition
The important thing is what the MaxTransfer was...

The important thing is what the MaxTransfer was set to when the games were copied to the disk. I'd suggest trying to overwrite one of the faulty games with a fresh copy to check if it solves the...
Forum: support.Hardware 10 August 2019, 11:31
Replies: 16
Views: 2,502
Posted By demolition
This kit also uses the CXA1645 to fix any faulty...

This kit also uses the CXA1645 to fix any faulty video circuit on A600s and A1200s:
http://www.amibay.com/showthread.php?98450-Video-repair-upgrade-kits-for-A600-A1200
Forum: support.Hardware 07 August 2019, 21:34
Replies: 2
Views: 111
Posted By demolition
It can be CPU, Agnus, Denise, a CIA chip, Gary,...

It can be CPU, Agnus, Denise, a CIA chip, Gary, KS ROM, reset circuit etc etc, basically anything. Best way to start diagnosing a black screen is to find another working A500 and start testing the...
Forum: support.Hardware 07 August 2019, 15:00
Replies: 35
Views: 1,842
Posted By demolition
I think the compatibility with P96 is 100% - I am...

I think the compatibility with P96 is 100% - I am not aware that the Vampire driver is missing any functionality of the P96 API.


Regarding the speed, this thread states that it is the fastest...
Forum: Retrogaming General Discussion 07 August 2019, 07:55
Replies: 6,038
Views: 1,034,215
Posted By demolition
I think that if the product name has 'RGB' in it,...

I think that if the product name has 'RGB' in it, you can be quite certain it is not a retro item, unless we're talking monitors.. I'm sure that if C= would have made an Amiga with RGB lighting in...
Forum: support.Hardware 04 August 2019, 21:03
Replies: 5
Views: 237
Posted By demolition
Yes, I would think so.

Yes, I would think so.
Forum: support.Hardware 03 August 2019, 18:54
Replies: 5
Views: 237
Posted By demolition
A600 and A1200 share floppy drives as mentioned,...

A600 and A1200 share floppy drives as mentioned, however if you have an AT (Escom) A1200 it may have a modification on the motherboard which means that the drive was not made for the Amiga but is in...
Showing results 1 to 40 of 3933

 
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