Forum: Technische Fragen und Probleme / Tuning
09.06.2025, 18:55
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Antworten: 53
Hits: 5.700
Re: H8 Bug
Hi,
The H8 bug is now fixed : https://www.schachcomputer.info/forum/showthread.php?t=7280
Cordialy,
mychess
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
09.06.2025, 18:34
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Antworten: 11
Hits: 1.040
THE PATCH FOR ALL CHESS COMPUTERS WITH H8 BUG
Hi,
The H8 bug is present in many chess computers from Saitek (since 1997, 28 years!):
Saitek Talking Chess Academy
Saitek Cosmos
Saitek Centurion
Saitek Cougar
Saitek Challenger
Saitek...
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
07.06.2025, 12:29
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Antworten: 4
Hits: 586
Only be recognised as the author of the patch
Hi,
I have made 4 patches for chess computers (Sapphire, Emerald Classic plus, Cougar/Centurion and Conic Computer Chess) to fix different bugs.
Further to a comment on the site...
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
02.04.2025, 08:49
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Antworten: 3
Hits: 1.147
Re: AW: A new patch for the Fun ...
Hello germangonzo,
I dont' have download page : it is not necessary.
The patch is on my first message.
All you need is to change bytes with offset/data in the ROM files (cougar.zip and...
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
31.03.2025, 14:10
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Antworten: 3
Hits: 1.147
A new patch for the Fun ...
... bug ;-)
Hello,
I have made a patch for the Cougar/Centurion to fixe the "Fun bug".
At offset 505E : change 7F 52 72 60 by 5A 00 66 D0 .
At offset 66D0 : change 14 bytes FF by 7F 52 72...
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Forum: Teststellungen und Elo Listen / Test positions and Elo lists
24.02.2025, 14:20
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Antworten: 23
Hits: 2.419
Re: AW: Re: Matt in 4 für Spracklens
Hello,
Thank you CC 7, you are right, after multiple retries, I ended up with a king on c6!
00:00:06 00:00:01 Mat in 03 d=06-02 23/23 (a6a5) 001. c6b7 a5b5 c8d6 b5a5 d4c3 ...
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Forum: Teststellungen und Elo Listen / Test positions and Elo lists
24.02.2025, 10:24
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Antworten: 23
Hits: 2.419
Re: Matt in 4 für Spracklens
Hello,
Here is the Constellation Expert (5 MHz, year 1985) analysis.
It finds the checkmat in 52 seconds.
00:00:00 00:00:37 ev=+09.69 d=01-02 01/04 000. c4c5 ...
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Forum: Die ganze Welt der Schachcomputer / World of chess computers
03.12.2024, 12:36
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Antworten: 44
Hits: 9.876
Re: Fidelity Elite A/S Glasgow Manual
Hello,
On page 42 of the manual :
"The search depth had to be limited to 32 half-moves."
On page 32 :
"The search depth for the Shannon-B strategy is not displayed. It can be up to ten...
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
14.08.2024, 15:47
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Antworten: 17
Hits: 6.490
Re: A patch for AT mode of the Novag Sapphire
Hi Fhub,
I don't have the diamond roms so I couldn't make this patch.
But you have made a perfect patch.
Concerning the Emerald Classic Plus, complicated time management but it seems that the...
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Forum: Mess Emu & andere Emulationen / Mess Emu and other Emulations
11.08.2024, 11:15
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Antworten: 17
Hits: 6.490
Re: A patch for AT mode of the Novag Sapphire
Hello,
Sorry for the late reply, but I was entertaining my family on vacation.
I decoded about 750 lines of H8 assembler to make this patch.
There were 3 main bugs, including the treatment...
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