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Reverse Engineering the PSX Copy Protection (Wobble Groove)

Last post by gwald « October 7th, 2024, 10:47 pm
Replies: 56
by Administrator » May 5th, 2017, 4:35 am
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56 Replies

128570 Views

Last post by gwald
October 7th, 2024, 10:47 pm
CHD Disk Image Format (MAME)

Last post by null « May 9th, 2024, 12:42 pm
Replies: 75
by nocash » August 27th, 2022, 11:45 pm
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75 Replies

133785 Views

Last post by null
May 9th, 2024, 12:42 pm
can mix 2 PS1 game CD in one iso image?

Last post by NOORSUN « April 24th, 2024, 6:20 pm
Replies: 2
by NOORSUN » April 23rd, 2024, 10:58 pm

2 Replies

4496 Views

Last post by NOORSUN
April 24th, 2024, 6:20 pm
New SPU Findings and Questions

Last post by nocash « April 11th, 2024, 11:35 pm

by nocash » April 11th, 2024, 11:35 pm

0 Replies

4083 Views

Last post by nocash
April 11th, 2024, 11:35 pm
Rare Hardware: Who can find a costdown PSone console?

Last post by cunningfellow « April 5th, 2024, 12:17 pm
Replies: 7
by nocash » April 29th, 2016, 4:25 am

7 Replies

58944 Views

Last post by cunningfellow
April 5th, 2024, 12:17 pm
GPU Rendering Timings

Last post by Marin25 « February 21st, 2024, 8:37 pm
Replies: 2
by nocash » February 9th, 2024, 12:17 am

2 Replies

6692 Views

Last post by Marin25
February 21st, 2024, 8:37 pm
Spyro Year Of The Dragon USA's Infamous Anti-Piracy Detection Destroyed In 2023 By GameShark Codes Thanks To MottZilla

Last post by alexfree « October 28th, 2023, 6:08 am
Replies: 8
by alexfree » May 26th, 2023, 4:01 pm

8 Replies

25488 Views

Last post by alexfree
October 28th, 2023, 6:08 am
PBP Disk Image Format (Sony)

Last post by null « October 26th, 2023, 3:21 am
Replies: 11
by nocash » August 27th, 2022, 11:42 pm

11 Replies

28711 Views

Last post by null
October 26th, 2023, 3:21 am
APrip - Generic Patching Of Additional Anti-Piracy Copy Protection Found In Some Later PSX Games (Including LibCrypt)

Last post by alexfree « July 29th, 2023, 6:50 am
Replies: 10
by alexfree » November 5th, 2022, 11:00 am

10 Replies

21450 Views

Last post by alexfree
July 29th, 2023, 6:50 am
CDRDAO Fork That Can Burn PSX Games Containing EDC-Based Anti-Piracy Detection Correctly(Changes Now In Official CDRDAO)

Last post by alexfree « July 26th, 2023, 6:09 pm
Replies: 12
by alexfree » December 22nd, 2022, 9:10 am

12 Replies

27660 Views

Last post by alexfree
July 26th, 2023, 6:09 pm
PS2linux hosting PSXSDK with USBSIO

Last post by Kazutora « May 5th, 2023, 8:35 pm
Replies: 12
by CyrusDevX » August 25th, 2015, 6:16 am

12 Replies

93596 Views

Last post by Kazutora
May 5th, 2023, 8:35 pm
Rewriting JAL/JMP Instructions To Execute Custom MIPS Assembly In Games With GameShark Codes

Last post by alexfree « April 4th, 2023, 7:03 am
Replies: 4
by alexfree » January 12th, 2023, 12:59 pm

4 Replies

13838 Views

Last post by alexfree
April 4th, 2023, 7:03 am
SetSessionSuperUltraCommandSmash: Bypassing Buggy Behavior In The SetSession Command Of Launch PS1 Consoles

Last post by alexfree « January 19th, 2023, 8:17 am

by alexfree » January 19th, 2023, 8:17 am

0 Replies

13762 Views

Last post by alexfree
January 19th, 2023, 8:17 am
How to dump your CDROM BIOS (Firmware)

Last post by nocash « January 10th, 2023, 1:57 am
Replies: 144
by nocash » April 27th, 2014, 6:07 am
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144 Replies

545400 Views

Last post by nocash
January 10th, 2023, 1:57 am
Kernel ROM chip part numbers

Last post by nocash « January 10th, 2023, 12:41 am
Replies: 15
by nocash » August 8th, 2016, 10:17 pm

15 Replies

62844 Views

Last post by nocash
January 10th, 2023, 12:41 am
Why Anti-Piracy Checks Don't Work On Stock SCPH-1000/SCPH-3000 Consoles

Last post by masterg0r0 « November 24th, 2022, 11:37 am
Replies: 7
by alexfree » August 11th, 2022, 2:27 am

7 Replies

17787 Views

Last post by masterg0r0
November 24th, 2022, 11:37 am
PSX BIOS from PSP 6.60 optimised to play games more smoothly - but in what way?

Last post by nocash « October 27th, 2022, 11:08 pm
Replies: 11
by gingerbeardman » July 15th, 2018, 8:07 am

11 Replies

63712 Views

Last post by nocash
October 27th, 2022, 11:08 pm
Diablo PSX archive and graphics formats

Last post by godardrehak « October 9th, 2022, 3:21 am
Replies: 2
by savagesteel » January 30th, 2020, 6:45 pm

2 Replies

22688 Views

Last post by godardrehak
October 9th, 2022, 3:21 am
Which Operating System?

Last post by Administrator « September 5th, 2022, 5:37 pm
Replies: 1
by Scarlet X » August 21st, 2022, 5:27 am

1 Replies

9930 Views

Last post by Administrator
September 5th, 2022, 5:37 pm
VCD Player for PSX (software based)

Last post by trinolmf « January 15th, 2022, 5:58 am
Replies: 26
by nocash » August 12th, 2017, 10:58 am
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26 Replies

113161 Views

Last post by trinolmf
January 15th, 2022, 5:58 am
Both XA & STR files in a single Multi Channel XA file. Is it possible to replicate?

Last post by Administrator « May 26th, 2021, 3:05 pm
Replies: 1
by Extreme0 » April 16th, 2021, 3:50 pm

1 Replies

13569 Views

Last post by Administrator
May 26th, 2021, 3:05 pm
PSX - Undo deleted save file?

Last post by Administrator « May 26th, 2021, 2:44 pm
Replies: 1
by locarno » May 3rd, 2021, 4:54 am

1 Replies

12553 Views

Last post by Administrator
May 26th, 2021, 2:44 pm
Anyone? does the whole PSYQ run @

Last post by inc^lightforce « April 25th, 2021, 8:23 am
Replies: 2
by inc^lightforce » April 16th, 2021, 9:03 am

2 Replies

14103 Views

Last post by inc^lightforce
April 25th, 2021, 8:23 am
BIOS region check routine bypassing

Last post by Myria « February 27th, 2021, 8:59 pm
Replies: 24
by rama3 » February 21st, 2018, 1:50 am
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24 Replies

76658 Views

Last post by Myria
February 27th, 2021, 8:59 pm
PSX Physics

Last post by Xavi92 « December 31st, 2020, 11:39 am
Replies: 3
by twinspectre » December 22nd, 2020, 5:48 am

3 Replies

21205 Views

Last post by Xavi92
December 31st, 2020, 11:39 am
B0/C0 Tables

Last post by solomonu « December 24th, 2020, 8:43 am
Replies: 2
by jaguar » June 2nd, 2020, 2:44 pm

2 Replies

16509 Views

Last post by solomonu
December 24th, 2020, 8:43 am
Old 160pin GPU Pinout & Rendering Differences

Last post by TriMesh « August 10th, 2020, 12:44 pm
Replies: 8
by nocash » July 5th, 2016, 9:05 am

8 Replies

40521 Views

Last post by TriMesh
August 10th, 2020, 12:44 pm
Forcing NTSC mode in BIOS on SCPH-1002 PU-8 PAL PS1 (with the older 160-pin GPU)

Last post by rama3 « March 18th, 2020, 12:16 pm
Replies: 3
by retroleah » March 17th, 2020, 10:06 am

3 Replies

22777 Views

Last post by rama3
March 18th, 2020, 12:16 pm
PSX homebrew on PSP

Last post by Mills « March 12th, 2020, 10:13 am

by Mills » March 12th, 2020, 10:13 am

0 Replies

18585 Views

Last post by Mills
March 12th, 2020, 10:13 am
Playstation CPU reversing [56k Warning]

Last post by laxer3a « September 8th, 2019, 8:44 pm
Replies: 68
by Akari » March 20th, 2014, 11:40 pm
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68 Replies

302570 Views

Last post by laxer3a
September 8th, 2019, 8:44 pm
PSOne development kit

Last post by Administrator « February 3rd, 2019, 4:06 pm
Replies: 6
by locarno » October 5th, 2014, 3:21 am

6 Replies

60741 Views

Last post by Administrator
February 3rd, 2019, 4:06 pm
How to disassemlbe/edit PSX BIOS ?

Last post by CodeAsm « January 23rd, 2019, 12:58 am
Replies: 12
by a4451137 » May 27th, 2014, 4:40 am

12 Replies

108284 Views

Last post by CodeAsm
January 23rd, 2019, 12:58 am
Does anyone have any info about the early PSX 'OS' SDK?

Last post by gwald « June 20th, 2018, 10:57 am
Replies: 5
by gwald » June 18th, 2018, 12:07 pm

5 Replies

27655 Views

Last post by gwald
June 20th, 2018, 10:57 am
Why did mod chip detector code disable itself in Europe?

Last post by TriMesh « March 10th, 2018, 10:48 pm
Replies: 6
by Myria » March 9th, 2018, 11:03 am

6 Replies

25487 Views

Last post by TriMesh
March 10th, 2018, 10:48 pm
Blender Game Engine

Last post by CodeAsm « August 4th, 2017, 6:48 am
Replies: 6
by CosmoGuy » March 28th, 2017, 2:48 am

6 Replies

30638 Views

Last post by CodeAsm
August 4th, 2017, 6:48 am

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