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Trying to figure out why this NES-101 doesn't power ON

Last post by warm_meteor « Sat Mar 22, 2025 10:03 am
Posted in NES Hardware and Flash Equipment
Replies: 5
by warm_meteor » Sat Mar 22, 2025 7:12 am » in NES Hardware and Flash Equipment

5 Replies

59 Views

Last post by warm_meteor
Sat Mar 22, 2025 10:03 am
Using PRG-RAM as PRG-ROM

Last post by v.depatie « Sat Mar 22, 2025 9:20 am
Posted in NESdev
Replies: 6
by dasefx » Fri Mar 21, 2025 3:15 pm » in NESdev

6 Replies

190 Views

Last post by v.depatie
Sat Mar 22, 2025 9:20 am
Anyone have experience with the Atari 7800?

Last post by psycopathicteen « Sat Mar 22, 2025 8:20 am
Posted in Other Retro Dev
Replies: 62
by Alex_the_Brave90 » Sun Apr 28, 2024 6:44 pm » in Other Retro Dev
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62 Replies

17773 Views

Last post by psycopathicteen
Sat Mar 22, 2025 8:20 am
Mesen - Emulator

Last post by wchisme_2000 « Sat Mar 22, 2025 7:58 am
Posted in NESemdev
Replies: 836
by Sour » Wed Jan 25, 2023 8:08 pm » in NESemdev
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836 Replies

456675 Views

Last post by wchisme_2000
Sat Mar 22, 2025 7:58 am
Modern Rationale on NDA'd SDKs

Last post by Oziphantom « Sat Mar 22, 2025 12:41 am
Posted in General Stuff
Replies: 11
by segaloco » Sun Mar 16, 2025 7:48 pm » in General Stuff

11 Replies

2524 Views

Last post by Oziphantom
Sat Mar 22, 2025 12:41 am
How were sprites like the characters from Double Dragon II done? (Palette)

Last post by Anna_TeamRocket « Fri Mar 21, 2025 9:10 pm
Posted in Newbie Help Center
Replies: 9
by ImperialWalker » Thu Mar 20, 2025 10:48 pm » in Newbie Help Center

9 Replies

441 Views

Last post by Anna_TeamRocket
Fri Mar 21, 2025 9:10 pm
macro

Last post by Pokun « Fri Mar 21, 2025 4:52 pm
Posted in NESdev
Replies: 5
by v.depatie » Tue Mar 18, 2025 2:12 pm » in NESdev

5 Replies

792 Views

Last post by Pokun
Fri Mar 21, 2025 4:52 pm
Aligning CPU and PPU clock cycles and actions

Last post by merehap « Fri Mar 21, 2025 4:18 pm
Posted in NESemdev
Replies: 5
by UpDog » Sun Apr 23, 2023 12:11 pm » in NESemdev

5 Replies

5199 Views

Last post by merehap
Fri Mar 21, 2025 4:18 pm
THE HUNS: LEVEL 2 LOADED 03 - 21

Last post by v.depatie « Fri Mar 21, 2025 2:42 pm
Posted in Homebrew Projects
Replies: 79
by v.depatie » Wed Dec 04, 2024 11:33 pm » in Homebrew Projects
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79 Replies

22055 Views

Last post by v.depatie
Fri Mar 21, 2025 2:42 pm
Why is Mario's shirt brown?

Last post by Pokun « Fri Mar 21, 2025 11:02 am
Posted in NES Graphics
Replies: 29
by psycopathicteen » Fri Oct 30, 2020 6:30 am » in NES Graphics
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29 Replies

27292 Views

Last post by Pokun
Fri Mar 21, 2025 11:02 am
Dumping scripts for mapper 15 and mapper 235

Last post by nes356 « Fri Mar 21, 2025 10:12 am
Posted in NES Hardware and Flash Equipment
Replies: 4
by nes356 » Tue Feb 18, 2025 8:10 am » in NES Hardware and Flash Equipment

4 Replies

908 Views

Last post by nes356
Fri Mar 21, 2025 10:12 am
Flashing UNROM with INLretro programmer

Last post by t1lt « Fri Mar 21, 2025 7:19 am
Posted in NES Hardware and Flash Equipment
Replies: 3
by sav » Sun Mar 16, 2025 10:05 pm » in NES Hardware and Flash Equipment

3 Replies

645 Views

Last post by t1lt
Fri Mar 21, 2025 7:19 am
I2 ILine-PC: FDS development on PC-88/98

Last post by TakuikaNinja « Thu Mar 20, 2025 11:47 pm
Posted in NESdev
Replies: 1
by TakuikaNinja » Mon Mar 03, 2025 11:08 pm » in NESdev

1 Replies

635 Views

Last post by TakuikaNinja
Thu Mar 20, 2025 11:47 pm
"City Trouble" ROM now available for free

Last post by Pineapplefish « Thu Mar 20, 2025 10:37 pm
Posted in Homebrew Projects
Replies: 28
by DRW » Mon Dec 31, 2018 3:05 pm » in Homebrew Projects
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28 Replies

24904 Views

Last post by Pineapplefish
Thu Mar 20, 2025 10:37 pm
Pro Action Rocky cheat device for Famicom - reverse engineering

Last post by pitchblackice « Thu Mar 20, 2025 8:39 pm
Posted in NES Hardware and Flash Equipment
Replies: 4
by krzysiobal » Fri Sep 04, 2020 10:22 am » in NES Hardware and Flash Equipment

4 Replies

4145 Views

Last post by pitchblackice
Thu Mar 20, 2025 8:39 pm
Thoughts on Supply Voltage Symbols in Diagrams

Last post by segaloco « Thu Mar 20, 2025 7:59 pm
Posted in General Stuff
Replies: 3
by segaloco » Tue Mar 18, 2025 11:53 am » in General Stuff

3 Replies

550 Views

Last post by segaloco
Thu Mar 20, 2025 7:59 pm
NES Pro Action Replay - DIY

Last post by Modman « Thu Mar 20, 2025 7:52 pm
Posted in NES Hardware and Flash Equipment
Replies: 15
by Modman » Sat Feb 15, 2025 2:27 am » in NES Hardware and Flash Equipment
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15 Replies

4281 Views

Last post by Modman
Thu Mar 20, 2025 7:52 pm
Avoiding certain LLMs' output

Last post by aa-dav « Thu Mar 20, 2025 5:46 pm
Posted in General Stuff
Replies: 8
by tepples » Thu Feb 27, 2025 10:35 pm » in General Stuff

8 Replies

3264 Views

Last post by aa-dav
Thu Mar 20, 2025 5:46 pm
What is the most popular assembler used for NES?

Last post by Pokun « Thu Mar 20, 2025 4:08 pm
Posted in NESdev
Replies: 14
by greatkreator » Sat Oct 26, 2019 2:19 pm » in NESdev

14 Replies

13333 Views

Last post by Pokun
Thu Mar 20, 2025 4:08 pm
Famicom Network System (aka Famicom Modem) Investigations

Last post by scyther « Thu Mar 20, 2025 10:58 am
Posted in NES Hardware and Flash Equipment
Replies: 177
by Ben Boldt » Sun Feb 24, 2019 8:06 pm » in NES Hardware and Flash Equipment
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177 Replies

166075 Views

Last post by scyther
Thu Mar 20, 2025 10:58 am
PC-Engine: Changing map size mid frame

Last post by tokumaru « Wed Mar 19, 2025 8:06 pm
Posted in Other Retro Dev
Replies: 8
by olddb » Fri Feb 21, 2025 4:38 pm » in Other Retro Dev

8 Replies

1812 Views

Last post by tokumaru
Wed Mar 19, 2025 8:06 pm
Space Mutants 2

Last post by timbone632 « Wed Mar 19, 2025 4:07 am
Posted in Homebrew Projects
Replies: 47
by timbone632 » Tue Oct 29, 2024 11:11 pm » in Homebrew Projects
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47 Replies

20393 Views

Last post by timbone632
Wed Mar 19, 2025 4:07 am
My Highly-modified, Unmodified NES for 8-player Duck Hunt

Last post by Blatantthrowaway « Tue Mar 18, 2025 11:23 pm
Posted in NES Hardware and Flash Equipment
Replies: 3
by dagmor » Sat Aug 03, 2024 2:52 pm » in NES Hardware and Flash Equipment

3 Replies

2647 Views

Last post by Blatantthrowaway
Tue Mar 18, 2025 11:23 pm
HACK_X-02 | Inspired by TOP GUN |

Last post by SUPER-J11BIT « Tue Mar 18, 2025 9:57 am
Posted in SNESdev Homebrew Projects

by SUPER-J11BIT » Tue Mar 18, 2025 9:57 am » in SNESdev Homebrew Projects

0 Replies

851 Views

Last post by SUPER-J11BIT
Tue Mar 18, 2025 9:57 am
Is there some complete documented/explained source code of a NES-Game?

Last post by c64persian « Tue Mar 18, 2025 4:33 am
Posted in Newbie Help Center
Replies: 11
by nesProHackerNot » Sun May 21, 2023 11:52 am » in Newbie Help Center

11 Replies

7091 Views

Last post by c64persian
Tue Mar 18, 2025 4:33 am
MMC3 scrolling and status bar positioning.

Last post by Fiskbit « Tue Mar 18, 2025 1:36 am
Posted in NESdev
Replies: 8
by andyanajonseph » Wed Feb 26, 2025 1:23 pm » in NESdev

8 Replies

2507 Views

Last post by Fiskbit
Tue Mar 18, 2025 1:36 am
Code not working how I'd expect, possibly going mad

Last post by Ben Boldt « Mon Mar 17, 2025 4:55 pm
Posted in Newbie Help Center
Replies: 34
by nescoda86 » Tue Mar 04, 2025 2:55 pm » in Newbie Help Center
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34 Replies

16666 Views

Last post by Ben Boldt
Mon Mar 17, 2025 4:55 pm
puNES Emulator

Last post by tepples « Mon Mar 17, 2025 4:42 pm
Posted in NESemdev
Replies: 771
by FHorse » Wed Sep 01, 2010 5:26 pm » in NESemdev
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771 Replies

1365707 Views

Last post by tepples
Mon Mar 17, 2025 4:42 pm
Symbol is already defined error - MMC1

Last post by dasefx « Mon Mar 17, 2025 3:38 pm
Posted in NESdev
Replies: 10
by dasefx » Sat Mar 15, 2025 8:59 am » in NESdev

10 Replies

1859 Views

Last post by dasefx
Mon Mar 17, 2025 3:38 pm
Big Nose Freaks Out - issue on some TA-03NP1 famiclone.

Last post by krzysiobal « Mon Mar 17, 2025 3:01 pm
Posted in NES Hardware and Flash Equipment
Replies: 6
by krzysiobal » Mon Mar 10, 2025 3:35 am » in NES Hardware and Flash Equipment

6 Replies

2348 Views

Last post by krzysiobal
Mon Mar 17, 2025 3:01 pm
NES Maker (for VTxx machines)

Last post by tube « Mon Mar 17, 2025 9:21 am
Posted in NES Hardware and Flash Equipment
Replies: 88
by timschuerewegen » Sat Dec 07, 2019 6:36 am » in NES Hardware and Flash Equipment
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88 Replies

114336 Views

Last post by tube
Mon Mar 17, 2025 9:21 am
Stupid question about master/slave clock arbitration on the gameboy's SPI interface

Last post by spaceharrier « Mon Mar 17, 2025 6:34 am
Posted in GBDev

by spaceharrier » Mon Mar 17, 2025 6:34 am » in GBDev

0 Replies

730 Views

Last post by spaceharrier
Mon Mar 17, 2025 6:34 am
Dumping cartridges with Kazzo

Last post by DRW « Mon Mar 17, 2025 1:02 am
Posted in NES Hardware and Flash Equipment
Replies: 10
by DRW » Sun Mar 02, 2025 2:23 pm » in NES Hardware and Flash Equipment

10 Replies

3086 Views

Last post by DRW
Mon Mar 17, 2025 1:02 am
Was there a NESDev Compo 24?

Last post by eletronico2 « Mon Mar 17, 2025 12:44 am
Posted in Homebrew Projects
Replies: 5
by DoctorMikeReddy » Mon Feb 03, 2025 1:11 am » in Homebrew Projects

5 Replies

5078 Views

Last post by eletronico2
Mon Mar 17, 2025 12:44 am
Magnavox Odyssey 2 Programming Experiences?

Last post by segaloco « Sun Mar 16, 2025 7:17 pm
Posted in Other Retro Dev
Replies: 8
by segaloco » Thu Mar 13, 2025 10:10 am » in Other Retro Dev

8 Replies

2630 Views

Last post by segaloco
Sun Mar 16, 2025 7:17 pm
Namco 163 with 32K CHR-RAM and Four-Screen Mirroring

Last post by aquasnake « Sun Mar 16, 2025 9:21 am
Posted in NESdev
Replies: 19
by Zynidian » Tue Feb 25, 2025 10:05 pm » in NESdev
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19 Replies

3067 Views

Last post by aquasnake
Sun Mar 16, 2025 9:21 am
NESkit - a development kit for NES

Last post by HaniSoftwares « Sun Mar 16, 2025 7:22 am
Posted in Homebrew Projects
Replies: 2
by HaniSoftwares » Tue Mar 11, 2025 12:07 am » in Homebrew Projects

2 Replies

2157 Views

Last post by HaniSoftwares
Sun Mar 16, 2025 7:22 am
Most static opaque status bars are on BG3, but why?

Last post by Oziphantom « Sun Mar 16, 2025 4:06 am
Posted in SNESdev
Replies: 20
by SNES AYE » Wed Feb 12, 2025 12:32 pm » in SNESdev
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20 Replies

17125 Views

Last post by Oziphantom
Sun Mar 16, 2025 4:06 am
More NSF Requests

Last post by Karmic « Sat Mar 15, 2025 9:12 pm
Posted in NES Music
Replies: 3351
by Homer Simpson » Wed Dec 22, 2004 7:26 pm » in NES Music
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3351 Replies

1828934 Views

Last post by Karmic
Sat Mar 15, 2025 9:12 pm
MAD-1 wiring for 3 maskroms/eproms

Last post by MastErAldo « Sat Mar 15, 2025 5:55 pm
Posted in SNESdev
Replies: 9
by MastErAldo » Mon Feb 03, 2025 1:45 pm » in SNESdev

9 Replies

6558 Views

Last post by MastErAldo
Sat Mar 15, 2025 5:55 pm
Famicom Disk System emulation

Last post by Aduel « Sat Mar 15, 2025 4:35 pm
Posted in NESemdev
Replies: 20
by Near » Thu Apr 04, 2019 6:52 am » in NESemdev
1

2
20 Replies

22512 Views

Last post by Aduel
Sat Mar 15, 2025 4:35 pm
The Huns - LEVEL 2 first draft - Tileset and Background

Last post by Anna_TeamRocket « Sat Mar 15, 2025 12:44 pm
Posted in NES Graphics
Replies: 1
by v.depatie » Thu Mar 13, 2025 11:50 pm » in NES Graphics

1 Replies

2127 Views

Last post by Anna_TeamRocket
Sat Mar 15, 2025 12:44 pm

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