English Amiga Board


Go Back   English Amiga Board > Search Forums

Showing results 1 to 40 of 45
Search took 0.01 seconds.
Search: Posts Made By: Krashan
Forum: Hardware mods 05 November 2019, 15:31
Replies: 29
Views: 3,462
Posted By Krashan
In case of A1200 there is only one free...

In case of A1200 there is only one free connection in the matrix (matrix is 15 columns by 6 rows). However it seems the MPU does not generate any code for it.
Forum: support.Hardware 27 October 2019, 21:33
Replies: 7
Views: 351
Posted By Krashan
As two KA60 gave the same negative result (and...

As two KA60 gave the same negative result (and each piece is tested before shipping to distributors), one should consider two other possibilities:
1. Damaged SD2IDE converter.
2. Damaged LED...
Forum: support.Hardware 25 October 2019, 23:56
Replies: 7
Views: 351
Posted By Krashan
Can you provide a photo how it is mounted in your...

Can you provide a photo how it is mounted in your Amiga (also with SD2IDE adapter connected)?
Forum: support.Hardware 22 September 2019, 11:42
Replies: 26
Views: 1,127
Posted By Krashan
I see two problems here. 1. Using very high...

I see two problems here.

1. Using very high resolutions you can easily run out of chip memory. For example, for 1280×1024 each screen bitplane takes 160 kB. So 8 color screen eats almost ¼ of the...
Forum: support.Hardware 12 September 2019, 11:13
Replies: 26
Views: 1,127
Posted By Krashan
Indi AGA has no sync to Amiga vertical blanking,...

Indi AGA has no sync to Amiga vertical blanking, so getting 50 Hz is moot point. I've done some experiments. For example managed to get 50.014 Hz refresh, but then scroll tearing was more noticeable...
Forum: support.Hardware 09 September 2019, 10:38
Replies: 26
Views: 1,127
Posted By Krashan
If you want to have full size image, pixel exact,...

If you want to have full size image, pixel exact, without borders, go for 1280×1024 display. It means 17" or 19" with 5:4 ratio. DVI input is a must, as it gives you full control over image...
Forum: support.Hardware 31 August 2019, 22:21
Replies: 18
Views: 490
Posted By Krashan
My way to do it: 1. Hot air handle mounted...

My way to do it:

1. Hot air handle mounted in retort stand, set to 160°C, heating the PCB from the bottom side (mainboard placed upside down), preheating for 5 minutes.
2. Apply gel flux to the...
Forum: Hardware mods 31 August 2019, 22:12
Replies: 4
Views: 644
Posted By Krashan
This usually won't help, or just make artifacts...

This usually won't help, or just make artifacts to appear a few minutes later. This is my story of fixing this problem: https://rastport.com/techblog/removing-aga-display-trashes/
Forum: Hardware mods 05 August 2019, 09:18
Replies: 6
Views: 557
Posted By Krashan
It does, at least v 2.3. A few notes from some...

It does, at least v 2.3. A few notes from some octave below ProTracker range are mapped to "Play Song", "Play Pattern", "Pause", "Stop" and "Record".
Forum: Hardware mods 17 July 2019, 18:26
Replies: 11
Views: 969
Posted By Krashan
One can buy all of these on AliExpress. Price...

One can buy all of these on AliExpress. Price highly depends on quantity and buyer location.
Forum: Hardware mods 16 July 2019, 13:50
Replies: 11
Views: 969
Posted By Krashan
From my tests it turns out that maximum cable...

From my tests it turns out that maximum cable length depends on kind and model of PCMCIA card connected. For example my PCMCIA to SD card adapter worked on 25 cm cable, while network card didn't. The...
Forum: Hardware mods 16 July 2019, 10:52
Replies: 11
Views: 969
Posted By Krashan
PCMCIA plug, for example Molex 146749-4. Note...

PCMCIA plug, for example Molex 146749-4. Note that regular female pin header 2×34, 1.27 mm pitch won't work, due to different pin diameter. Checked it for myself.
PCMCIA socket, I use Molex...
Forum: Hardware mods 15 July 2019, 19:03
Replies: 11
Views: 969
Posted By Krashan
Passive extender works reliably up to 15–20 cm. I...

Passive extender works reliably up to 15–20 cm. I have made a prototype as shown on the photo, then tested with cables of different lengths.

http://cdn.rastport.com/var/ka38_800x600.jpg
Forum: support.Hardware 10 July 2019, 08:55
Replies: 13
Views: 576
Posted By Krashan
I have such hot tweezers and they work very good,...

I have such hot tweezers and they work very good, recapped a few A1200s with them. Problem with snipping is, the plastic base of the capacitor always works as a lever, multiplying force applied to...
Forum: Hardware mods 07 July 2019, 16:29
Replies: 29
Views: 3,462
Posted By Krashan
I'm still working on my project, shown in other...

I'm still working on my project, shown in other thread. I've managed to get Amiga size (1.25 U) function keys printed, PCB has been redesigned accordingly and sent to the factory. Mounting brackets...
Forum: support.Hardware 24 June 2019, 18:04
Replies: 13
Views: 539
Posted By Krashan
Gayle simply does not generate CC_RESET pulse at...

Gayle simply does not generate CC_RESET pulse at all. Usual network card will initialize itself at power on, but some designs may rely on CC_RESET signal to do it. Such a card will be in undefined...
Forum: Coders. C/C++ 16 June 2019, 18:17
Replies: 34
Views: 2,637
Posted By Krashan
This is false. Native GCC 2.95.3 compiles C++ and...

This is false. Native GCC 2.95.3 compiles C++ and I have written a few small apps with it on Amiga 1200. Of course not current C++ standard, but anyway.
Forum: support.Hardware 31 May 2019, 09:40
Replies: 30
Views: 1,082
Posted By Krashan
RastPort KA60 is unbuffered connector, just a...

RastPort KA60 is unbuffered connector, just a "cable" with two ports. SD2IDE adapter is always IDE master, so CD-ROM drive should be set to slave.
Forum: Hardware mods 14 May 2019, 00:27
Replies: 9
Views: 1,175
Posted By Krashan
I work on very similar project since February and...

I work on very similar project since February and just managed to succesfully test the first prototype. I have used Kailh Blue switches (but of course almost any switches may be installed, as they...
Forum: Amiga scene 22 April 2019, 20:24
Replies: 110
Views: 12,965
Posted By Krashan
So true. Demo coders try to squeeze modern...

So true. Demo coders try to squeeze modern effects from more powerful platforms into the A500, loosing all the design in the process. So we have some epic effects looking like bunch of unrelated dots...
Forum: support.Hardware 09 April 2019, 15:47
Replies: 9
Views: 473
Posted By Krashan
Also different voltage levels (TTL instead of ±12...

Also different voltage levels (TTL instead of ±12 V) and optoisolation on receiving side. Especially this second feature is important, as it helps to avoid ground loops.

OctaMed 4 works with KA12....
Forum: support.Hardware 06 February 2019, 11:12
Replies: 2
Views: 287
Posted By Krashan
I would test the setup with some MIDI monitoring...

I would test the setup with some MIDI monitoring program to rule out hardware problems. I use PianoMeter personally, from "CAMD Toolkit" package (it is on Aminet).

Run PianoMeter, select "MIDI...
Forum: support.Hardware 27 January 2019, 20:31
Replies: 10
Views: 1,000
Posted By Krashan
http://cdn.rastport.com/var/sf7.png ...

http://cdn.rastport.com/var/sf7.png

http://cdn.rastport.com/var/sf8.png

It is possible with Indivision AGA. PAL High Res Laced displayed on FullHD monitor. Amiga pixel grid perfectly locked on...
Forum: support.Hardware 18 January 2019, 23:17
Replies: 12
Views: 490
Posted By Krashan
If you insist on using solder paste, never use...

If you insist on using solder paste, never use low temperature paste based on bismuth (Bi). Joints made with it degrade in presence of lead (Pb), are also less stable. It will also make further...
Forum: Hardware mods 18 January 2019, 19:37
Replies: 1
Views: 566
Posted By Krashan
You can set screen position using settings...

You can set screen position using settings program for Indivision.

http://wiki.icomp.de/w/images/1/10/IvAGAMK2_config_V1.5.lha
Forum: support.Hardware 08 January 2019, 10:45
Replies: 4
Views: 374
Posted By Krashan
Damage of LF347 or some shortcut on the board...

Damage of LF347 or some shortcut on the board (for example caused by capacitors leakage). Also lack of -12 V power, but this would affect both channels. Check also C332, if it leaks DC current, there...
Forum: Coders. General 28 December 2018, 09:14
Replies: 3
Views: 512
Posted By Krashan
If SimpleCat can merge those 22 files before...

If SimpleCat can merge those 22 files before generating .catalog, why not.
Forum: Hardware mods 22 December 2018, 11:35
Replies: 182
Views: 26,505
Posted By Krashan
There is a common habit on ppa.pl forum to start...

There is a common habit on ppa.pl forum to start spontaneous "order queues" for announced hardware. It should not be considered a preorder, just public declaration of interest. AFAIK there are no...
Forum: Coders. System 14 December 2018, 23:48
Replies: 4
Views: 1,727
Posted By Krashan
GfxFree() surprise

I've written following code:

struct MonitorSpec *msp;

if (msp = (struct MonitorSpec*)GfxNew(MONITOR_SPEC_TYPE))
{
GfxFree((struct ExtendedNode*)msp);
}
Forum: Hardware mods 16 November 2018, 00:30
Replies: 15
Views: 1,603
Posted By Krashan
Heatsink is in fact not needed. I'm also an owner...

Heatsink is in fact not needed. I'm also an owner of Indivision AGA and had the same problem. I've described working fix here (http://teleinfo.pb.edu.pl/krashan/new/removing-aga-display-trashes).
Forum: News 16 November 2018, 00:18
Replies: 4
Views: 765
Posted By Krashan
MathX was quite good.

MathX was quite good.
Forum: News 26 October 2018, 11:10
Replies: 33
Views: 8,586
Posted By Krashan
KA60 contains fix for this. Alternatively SD2IDE...

KA60 contains fix for this. Alternatively SD2IDE board may be modded.
Forum: Coders. Asm / Hardware 25 October 2018, 21:35
Replies: 51
Views: 3,025
Posted By Krashan
Not on 68020(+) as far as I know.

Not on 68020(+) as far as I know.
Forum: support.Hardware 15 October 2018, 22:42
Replies: 20
Views: 1,570
Posted By Krashan
Have you succeeded with ordering any of these...

Have you succeeded with ordering any of these connectors from them?
Forum: support.Hardware 10 October 2018, 12:34
Replies: 3
Views: 323
Posted By Krashan
Settings depend on connected monitor (native...

Settings depend on connected monitor (native resolution, aspect ratio) and desired effect, so it is hard to write a universal tutorial.

For this monitor I would:


Set Indivision to double...
Forum: support.Hardware 08 October 2018, 10:40
Replies: 4
Views: 578
Posted By Krashan
HighGFX and other similar drivers are only useful...

HighGFX and other similar drivers are only useful for using with Workbench and system friendly applications.
Forum: support.Hardware 08 October 2018, 10:38
Replies: 3
Views: 323
Posted By Krashan
Check which output mode is set for PAL in...

Check which output mode is set for PAL in Indivision prefs.
Forum: Hardware mods 07 October 2018, 22:39
Replies: 182
Views: 26,505
Posted By Krashan
It is too early in my opinion. They have working...

It is too early in my opinion. They have working CPUs on these cards, but numerous peripherials have no drivers.
Forum: Hardware mods 07 October 2018, 09:35
Replies: 182
Views: 26,505
Posted By Krashan
New products.

New products.
Forum: Hardware mods 07 October 2018, 09:26
Replies: 182
Views: 26,505
Posted By Krashan
https://www.amiga-shop.net/images/product_images/p...

https://www.amiga-shop.net/images/product_images/popup_images/852_0.png
Showing results 1 to 40 of 45

 
Forum Jump

All times are GMT +2. The time now is 17:00.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions Inc.
Page generated in 0.07570 seconds with 10 queries