User contributions for Tepples

14 October 2016

• 03:5203:52, 14 October 2016 diff hist +3,580‎ N Least recently used ‎ How and why Thwaite, RHDE, and my robotfindskitten implementation use LRU
• 03:4703:47, 14 October 2016 diff hist +41‎ Random number generator ‎ →‎References: See also Least recently used

9 October 2016

• 00:0800:08, 9 October 2016 diff hist +112‎ Talk:Random number generator ‎ →‎Other random number generators: LRU vs. RC4 current
• 00:0300:03, 9 October 2016 diff hist +559‎ Talk:Random number generator ‎ →‎Other random number generators: Compare to 85

22 September 2016

• 20:3020:30, 22 September 2016 diff hist +16‎ 6502 assembly optimisations ‎ →‎Avoiding the need for CLC/SEC with ADC/SBC: Adding a negative may be clearer for subtracting with carry clear
• 00:0800:08, 22 September 2016 diff hist +301‎ PPU attribute tables ‎ times sign to ×

21 September 2016

• 15:5815:58, 21 September 2016 diff hist +659‎ 6502 assembly optimisations ‎ →‎Use Jump tables with RTS instruction instead of JMP indirect instruction: There's one case where this costs memory (Temp in zero page, no tail call, performed at peak stack use) but it's a pure saving in other cases
• 15:4515:45, 21 September 2016 diff hist +20‎ m Talk:6502 assembly optimisations ‎ →‎RTS Trick cycle use: improve poetic parallelism of example code current
• 15:4315:43, 21 September 2016 diff hist +1,656‎ Talk:6502 assembly optimisations ‎ →‎RTS Trick cycle use: new section

15 September 2016

• 20:0520:05, 15 September 2016 diff hist +109‎ UxROM ‎ →‎See also: Converting UNROM to UOROM
• 01:4801:48, 15 September 2016 diff hist −4‎ m Overscan ‎ missing micro signs

14 September 2016

• 01:2901:29, 14 September 2016 diff hist −14‎ m User:Tepples ‎ "But see"? No, I don't see your butt

8 September 2016

• 02:5102:51, 8 September 2016 diff hist +39‎ VRC4 ‎ Quietust (_Q in #nesdev) thinks VRC stands for "Virtual ROM Controler" (sic)

7 September 2016

• 13:1513:15, 7 September 2016 diff hist +329‎ Talk:Tile compression ‎ →‎NES Stripe Image RLE: Next anticipated project is a list

5 September 2016

• 15:2515:25, 5 September 2016 diff hist +336‎ Talk:Tile compression ‎ →‎NES Stripe Image RLE: BPL

4 September 2016

• 21:0721:07, 4 September 2016 diff hist +310‎ Talk:Tile compression ‎ →‎NES Stripe Image RLE: new section

30 August 2016

• 17:0517:05, 30 August 2016 diff hist +141‎ Tricky-to-emulate games ‎ RHDE uses the same behind-BG quirk as SMB3. Are homebrew games published on cart eligible? In lists of games using one quirk, to what extent does notability (licensed vs. homebrew) override alphabetical order?

28 August 2016

• 20:0520:05, 28 August 2016 diff hist 0‎ MediaWiki:Sidebar ‎ New HTML snapshot
• 16:4816:48, 28 August 2016 diff hist +212‎ Color $0D games ‎ →‎Tests: 240p test suite

23 August 2016

• 22:3822:38, 23 August 2016 diff hist 0‎ APU basics ‎ Clarify in lead section that this is a tutorial current
• 22:3722:37, 23 August 2016 diff hist +149‎ APU basics ‎ →‎Register initialization: Briefly list APU features that the initialization disables

26 July 2016

• 00:4800:48, 26 July 2016 diff hist +279‎ PRG RAM circuit ‎ →‎PRG /CE delay: lidnariq's delay

21 July 2016

• 14:2514:25, 21 July 2016 diff hist +223‎ PPU scrolling ‎ →‎Explanation: Reiterate that fine X doesn't "count" during rendering per misunderstanding at http://forums.nesdev.com/viewtopic.php?p=175852#p175852

17 July 2016

• 13:4613:46, 17 July 2016 diff hist +2,593‎ N User:Tepples/Untested controllers ‎ Wishlist
• 13:1013:10, 17 July 2016 diff hist +85‎ User:Tepples ‎ Redlink for new page about controller tests that don't yet exist

15 July 2016

• 23:0823:08, 15 July 2016 diff hist +252‎ N User talk:Myask/Universal Mapper Description Language ‎ →‎Reinventing Verilog much?: new section
• 03:2503:25, 15 July 2016 diff hist +74‎ Tricky-to-emulate games ‎ B-Wings had terrible programmers http://forums.nesdev.com/viewtopic.php?p=175458#p175458

13 July 2016

• 02:4202:42, 13 July 2016 diff hist +210‎ Talk:MMC5 pinout ‎ →‎CHR enable lines...where?: RM4−∞

11 July 2016

• 23:4123:41, 11 July 2016 diff hist +94‎ Talk:Random number generator ‎ →‎Explaining edit for simplification and "advanced" page: Good call
• 02:4102:41, 11 July 2016 diff hist +66‎ m Random number generator ‎ clarify further the role of prng_xbits
• 02:3702:37, 11 July 2016 diff hist +290‎ Random number generator ‎ →‎Linear feedback shift register: prng_xbits generalization
• 02:2802:28, 11 July 2016 diff hist +25‎ m Nestech.txt errata ‎ SRAM: clarify what "here" means

8 July 2016

• 12:3612:36, 8 July 2016 diff hist +464‎ 2A03 ‎ It was requested in http://forums.nesdev.com/viewtopic.php?f=9&t=14421 to document the long-standing discrepancy between "$4018-$FFFF" and "$4020-$FFFF"
• 12:3112:31, 8 July 2016 diff hist +92‎ CPU memory map ‎ This is as short as I can make the explanation of $4018-$401F, per http://forums.nesdev.com/viewtopic.php?f=9&t=14421

27 June 2016

• 18:4718:47, 27 June 2016 diff hist +263‎ Detect TV system ‎ "What to change" may be clearer as bullet points.
• 13:2713:27, 27 June 2016 diff hist +177‎ Clock rate ‎ move CPU-related lines above PPU-related lines
• 13:1813:18, 27 June 2016 diff hist +150‎ Clock rate ‎ Frame counter differs between CPUs

26 June 2016

• 02:5802:58, 26 June 2016 diff hist +358‎ User:Tepples ‎ Pently is coming
• 02:4502:45, 26 June 2016 diff hist +285‎ RTS Trick ‎ →‎Games that use the RTS Trick: Pently 5 is in development right now, and prerelease 5 switched from a branch tree to RTS dispatch

22 June 2016

• 19:2319:23, 22 June 2016 diff hist +42‎ PPU sprite priority ‎ transparent background pixels always cause the frontmost sprite to be shown regardless of priority

20 June 2016

• 15:3915:39, 20 June 2016 diff hist +841‎ APU Envelope ‎ added ASCII diagram analogous to that in APU Pulse

19 June 2016

• 14:0614:06, 19 June 2016 diff hist +48‎ PAL video ‎ why the simple method isn't as effective
• 13:5313:53, 19 June 2016 diff hist +59‎ m PAL video ‎ twelve times what? fix brain fart
• 13:5113:51, 19 June 2016 diff hist +138‎ PAL video ‎ link to more tractable 53.2 MHz resampled version
• 13:4813:48, 19 June 2016 diff hist +145‎ m File:PAL signal 6538 53.2MHz.png ‎ correct 250 MHz link current
• 13:4413:44, 19 June 2016 diff hist +403‎ N File:PAL signal 6538 53.2MHz.png ‎ One field of raw composite video from a PAL famiclone resampled to 53.2 MHz (twice the PAL master clock), for testing PAL video decoders. Ten pixels in this capture correspond to one NES pixel; twelve correspond to one cycle of the color subcarrier...
• 12:2912:29, 19 June 2016 diff hist +127‎ PAL video ‎ why 135 degrees

18 June 2016

• 20:1620:16, 18 June 2016 diff hist +491‎ NTSC video ‎ See also PAL video
• 20:1220:12, 18 June 2016 diff hist +100‎ NTSC video ‎ →‎Interactive Demo: Bisqwit's NTSC decoder
• 20:0920:09, 18 June 2016 diff hist +2,285‎ N PAL video ‎ Everything I know off the top of my head about this video format