User contributions for Tepples

3 January 2025

• 16:3716:37, 3 January 2025 diff hist +2‎ Visual6502wiki/6502 traces of 6501 ‎ →‎Pinout differences: +RDY can be seen as similar in concept to /HALT: perform reads while 1 or halt while 0 current

2 January 2025

• 15:3915:39, 2 January 2025 diff hist +39‎ List of mappers by Release Date ‎ Add 8 Eyes as the earliest Japanese MMC3 game I can think of

31 December 2024

• 16:0016:00, 31 December 2024 diff hist +123‎ Namco 163 audio ‎ clarifications based on discussion in #hardware in NESdev DIscord server: bytes are "stored" not "set"; move auto-increment + DMC caution from address to data; clarify that this caution applies only to writing current

26 December 2024

• 00:3400:34, 26 December 2024 diff hist +57‎ Commissioning ‎ NintendoAge became VGS; reduce "may" that can sound legalistic and "but" that can sound unduly negative current

19 December 2024

• 00:0800:08, 19 December 2024 diff hist −58‎ Overscan ‎ →‎For game developers: replace title and post-1985 safe area templates with a 3-in-1 template current
• 00:0700:07, 19 December 2024 diff hist +369‎ N File:Safe area overlay.png ‎ Transparent overlay showing three safe areas inset from the screen border: * "Action" (yellow, top and bottom 8 pixels) * "Majority" (blue, top 16 pixels, bottom 12 pixels, left and right 8 pixels) * "Title" (gray, top and bottom 24 pixels, left and right 8 pixels) By Damian Yerrick, 2024-04-12 current

18 December 2024

• 02:4502:45, 18 December 2024 diff hist +328‎ Programming with unofficial opcodes ‎ mark LAX opcodes that have page crossing penalty cycles, per request by CreateSource on Discord current

17 December 2024

• 00:0300:03, 17 December 2024 diff hist +948‎ Limitations ‎ Fix links to NesCartDB; Tactus, Former Dawn, Super Tilt Bro., and Over Obj exist current

5 December 2024

• 17:5417:54, 5 December 2024 diff hist +25‎ APU Sweep ‎ →‎Muting: plgDavid on the NESdev Discord server was confused about what unmutes the channel current

22 November 2024

• 04:0404:04, 22 November 2024 diff hist −201‎ Tricky-to-emulate games ‎ Merge Milon entry that had duplicated the Batman RotJ entry current

9 November 2024

• 14:5114:51, 9 November 2024 diff hist +267‎ Tricky-to-emulate games ‎ move DQ and Milon emulation note from CNROM
• 14:4714:47, 9 November 2024 diff hist −371‎ CNROM ‎ →‎Notes: Deleting section about $2007 to rewrite in Tricky-to-emulate games, where it'd make more sense current

8 November 2024

• 21:1421:14, 8 November 2024 diff hist +9‎ m MMC1 ‎ →‎Summary: "standard" implementations is less loaded than "correct"

2 November 2024

• 13:3913:39, 2 November 2024 diff hist +14‎ m INES Mapper 155 ‎ make that MMC1C's existence; my bad
• 13:3713:37, 2 November 2024 diff hist −9‎ INES Mapper 155 ‎ there are no independent corroborations of MMC1B's existence
• 13:3213:32, 2 November 2024 diff hist −151‎ MMC1 ‎ →‎Hardware: Remove MMC1C for lack of independent corroboration of its existence. Even late games (such as Bomberman II) have MMC1B2. Feel free to re-add once a photo of a board with MMC1C gets added to NesCartDB.

30 October 2024

• 14:3314:33, 30 October 2024 diff hist +247‎ PPU scrolling ‎ →‎Split X/Y scroll: iProgramInCpp asked for clarification of "; ..."; Zeta suggested erring on the side of doing the third write 4 pixels early current

23 October 2024

• 18:2618:26, 23 October 2024 diff hist +220‎ Base 100 ‎ Add Thwaite as an example, Can you think of any other games using base 100?

7 September 2024

• 19:0819:08, 7 September 2024 diff hist +370‎ Placeholder graphics ‎ an example of the sort of trouble that copying placeholder sprites from other games can get you into, per Matt Hughson current

11 August 2024

• 21:5221:52, 11 August 2024 diff hist +143‎ File:Savtool-swatches.png ‎ Gamma was 2.2, and this whole palette is desaturated. This still isn't exact but is a lot closer. current

10 August 2024

• 23:2123:21, 10 August 2024 diff hist +152‎ Overscan ‎ →‎For game developers: Matt's TV; side border warning
• 23:1723:17, 10 August 2024 diff hist +119‎ N File:Matt Hughson TV 20221003 112626.jpg ‎ CRT TV displaying the "Safe areas" pattern from 240p Test Suite (see Overscan) Photo by Matt Hughson current
• 13:1713:17, 10 August 2024 diff hist +186‎ Overscan ‎ →‎For game developers: reflect renaming PocketNES safe area to post-1985 safe area
• 13:1013:10, 10 August 2024 diff hist −67‎ File:Safe areas.png ‎ update text to reflect 1Q 2023 revision current
• 13:0613:06, 10 August 2024 diff hist 0‎ File:Safe areas.png ‎ Tepples uploaded a new version of File:Safe areas.png
• 13:0213:02, 10 August 2024 diff hist 0‎ File:Safe areas (pixel perfect).png ‎ Tepples uploaded a new version of File:Safe areas (pixel perfect).png current

7 August 2024

• 23:0023:00, 7 August 2024 diff hist −7‎ NMI ‎ reflect an emerging consensus on Discord to rename NMI_occurred to vblank_flag to match other pages current

16 June 2024

• 20:4620:46, 16 June 2024 diff hist 0‎ File:Savtool-swatches.png ‎ Tepples uploaded a new version of File:Savtool-swatches.png

26 May 2024

• 14:2914:29, 26 May 2024 diff hist +87‎ PPU registers ‎ →‎Data ($2007) read/write: link to a more useful article about the scroll position effect

14 May 2024

• 16:0516:05, 14 May 2024 diff hist +10‎ m Releasing on modern platforms ‎ →‎Emulation middleware: Rustico moved current

2 May 2024

• 18:0918:09, 2 May 2024 diff hist +29‎ Colour-emphasis games ‎ can someone chime in as to whether we want to understand "homebrew" as "freeware" or "post-market"?
• 18:0818:08, 2 May 2024 diff hist +230‎ Colour-emphasis games ‎ →‎Homebrew: Full Quiet

16 April 2024

• 20:3420:34, 16 April 2024 diff hist +22‎ PPU pattern tables ‎ add illustration of typical pattern table viewer current
• 20:2920:29, 16 April 2024 diff hist +231‎ N File:Thwaite pattern tables.png ‎ CHR ROM of ''Thwaite'' as it would appear in an emulator's pattern table viewer. Contains graphics from [https://github.com/pinobatch/thwaite-nes/ ''Thwaite''] copyright 2011 Damian Yerrick current
• 20:1920:19, 16 April 2024 diff hist −118‎ m PPU pattern tables ‎ oops, that was already in there; in any case, it'd still be a good idea to add a picture
• 20:1620:16, 16 April 2024 diff hist +927‎ PPU pattern tables ‎ →‎Addressing: On the other hand, 2020s emulators continue the "historical emulator layout" seen in NESticle, so it's worth documenting

8 April 2024

• 17:2117:21, 8 April 2024 diff hist +76‎ MMC1 ‎ →‎PRG bank (internal, $E000-$FFFF): "affected" and "bypassed" were unclear

23 March 2024

• 20:2520:25, 23 March 2024 diff hist +162‎ Releasing on modern platforms ‎ →‎Emulation middleware: Matt Hughson suggested adding NES Bundler, Ted Steen's front end for RusticNES
• 17:3017:30, 23 March 2024 diff hist +432‎ Releasing on modern platforms ‎ →‎High-level languages: Rollback netcode implication; citation for Koei
• 17:2317:23, 23 March 2024 diff hist +1,373‎ Releasing on modern platforms ‎ →‎Emulation middleware: Cite sources that Steam, iOS, and Nintendo SDKs are incompatible with GPL
• 15:5815:58, 23 March 2024 diff hist +36‎ Programming guide ‎ →‎Tutorials: see also Releasing on modern platforms
• 15:5715:57, 23 March 2024 diff hist +51‎ Emulators ‎ see also Releasing on modern platforms
• 15:5415:54, 23 March 2024 diff hist +4,053‎ N Releasing on modern platforms ‎ port port port

26 February 2024

• 21:4221:42, 26 February 2024 diff hist +206‎ CPU memory map ‎ init code needs more inbound links. Add links from the vectors list.
• 21:4121:41, 26 February 2024 diff hist +491‎ CPU interrupts ‎ add a bit more meat to the lead section, linking to IRQ and NMI early current
• 21:3421:34, 26 February 2024 diff hist +23‎ N Boot code ‎ Discussion of synonyms for this page's subject is ongoing on Discord => Init code current Tag: New redirect
• 21:3321:33, 26 February 2024 diff hist +23‎ N Reset code ‎ Discussion of synonyms for this page's subject is ongoing on Discord => Init code current Tag: New redirect

15 February 2024

• 18:2318:23, 15 February 2024 diff hist +13‎ m Tricky-to-emulate games ‎ Gemfire also confirmed
• 18:1018:10, 15 February 2024 diff hist +28‎ Tricky-to-emulate games ‎ Nobunaga 2 also uses 8×8
• 18:0718:07, 15 February 2024 diff hist +198‎ Tricky-to-emulate games ‎ Even if you're only emulating the entire licensed NES library, you still need to do ExGrafix. Confirmed by Jared in NESdev Discord server