User contributions for Qalle

3 August 2024

• 11:1911:19, 3 August 2024 diff hist 0‎ File:Nesgenieformat.png ‎ Qalle uploaded a new version of File:Nesgenieformat.png current

5 April 2024

• 16:0616:06, 5 April 2024 diff hist +1‎ m 7474 ‎ sort key current
• 15:0815:08, 5 April 2024 diff hist +82‎ Game Genie ‎ add diagram current
• 15:0215:02, 5 April 2024 diff hist +126‎ N File:Nesgenieformat.png ‎ A diagram that explains the format of NES Game Genie codes. Created by me (Qalle).

24 March 2024

• 16:5416:54, 24 March 2024 diff hist +1,024‎ N 7474 ‎ created
• 15:5415:54, 24 March 2024 diff hist +101‎ N Category:Mappers with single-screen mirroring ‎ create current
• 15:4915:49, 24 March 2024 diff hist +61‎ Talk:List of games with significant regional differences ‎ add section heading current
• 15:3515:35, 24 March 2024 diff hist +157‎ Consistent frame synchronization ‎ add links current

20 November 2023

• 16:1116:11, 20 November 2023 diff hist +405‎ Synthetic instructions ‎ count bits set
• 15:3015:30, 20 November 2023 diff hist +417‎ Synthetic instructions ‎ test range
• 14:2414:24, 20 November 2023 diff hist +362‎ Synthetic instructions ‎ set overflow
• 14:0614:06, 20 November 2023 diff hist +234‎ Synthetic instructions ‎ toggle carry
• 13:5613:56, 20 November 2023 diff hist +994‎ 6502 assembly optimisations ‎ test for equality

13 November 2023

• 08:0508:05, 13 November 2023 diff hist −212‎ 6502 assembly optimisations ‎ delete two hints that are more thoroughly explained in the Synthetic instructions article

21 October 2023

• 20:4220:42, 21 October 2023 diff hist +2‎ User:Qalle/Algorithms ‎ →‎8-bit unsigned integer to 2 hexadecimal ASCII digits: fix current
• 19:4919:49, 21 October 2023 diff hist +506‎ User:Qalle/Algorithms ‎ add algorithm
• 19:2119:21, 21 October 2023 diff hist +18‎ User:Qalle ‎ add link current
• 19:2019:20, 21 October 2023 diff hist +497‎ N User:Qalle/Algorithms ‎ create

30 August 2023

• 22:4722:47, 30 August 2023 diff hist +1,147‎ 6502 assembly optimisations ‎ →‎Optimise both speed and size of the code: avoid compare
• 21:0221:02, 30 August 2023 diff hist +6‎ 6502 assembly optimisations ‎ →‎Test whether all specified bits are set, preserving carry: only look up bit pattern once
• 15:3015:30, 30 August 2023 diff hist −16‎ 6502 assembly optimisations ‎ →‎Test whether all specified bits are set, preserving carry: swap EOR/AND for clarity
• 15:2315:23, 30 August 2023 diff hist +53‎ 6502 assembly optimisations ‎ →‎Test whether all specified bits are set, preserving carry: source
• 15:1915:19, 30 August 2023 diff hist +540‎ 6502 assembly optimisations ‎ →‎Optimise both speed and size of the code: test if all bits are set

9 August 2023

• 21:5221:52, 9 August 2023 diff hist +22‎ CPU registers ‎ →‎Status Register: link current

4 August 2023

• 00:0400:04, 4 August 2023 diff hist +5‎ m 7486 ‎ →‎References: anchor current
• 00:0300:03, 4 August 2023 diff hist +10‎ m 7427 ‎ →‎References: https, anchor current
• 00:0100:01, 4 August 2023 diff hist +5‎ m 7486 ‎ →‎References: https

23 July 2023

• 13:0513:05, 23 July 2023 diff hist −364‎ User:Qalle ‎ external links

16 April 2023

• 10:5610:56, 16 April 2023 diff hist +122‎ C5052-13 pinout ‎ description current
• 10:4510:45, 16 April 2023 diff hist +66‎ BU3266 / BU3270 pinout ‎ link descriptions current
• 10:3610:36, 16 April 2023 diff hist +32‎ Aladdin deck enhancer pinout ‎ clarification current
• 10:2510:25, 16 April 2023 diff hist +379‎ 74157 ‎ function table

31 March 2023

• 14:1714:17, 31 March 2023 diff hist +70‎ HT-2880 pinout ‎ formatting
• 14:1114:11, 31 March 2023 diff hist +34‎ Division by a constant integer ‎ see also
• 14:0814:08, 31 March 2023 diff hist +73‎ Divide by 3 ‎ see also current

7 February 2023

• 01:4701:47, 7 February 2023 diff hist +957‎ 6502 assembly optimisations ‎ →‎Optimise code size at the expense of cycles: BIT trick
• 00:5700:57, 7 February 2023 diff hist +137‎ Identity table ‎ fix reference current

30 January 2023

• 18:0418:04, 30 January 2023 diff hist +151‎ 6502 assembly optimisations ‎ →‎Using relative branch instruction instead of absolute: example
• 17:4017:40, 30 January 2023 diff hist +49‎ m Synthetic instructions ‎ see also

29 January 2023

• 22:1922:19, 29 January 2023 diff hist +625‎ Identity table ‎ addition/subtraction by 2 tables
• 20:5820:58, 29 January 2023 diff hist +431‎ Synthetic instructions ‎ double 8-bit ROL, nybble swap

28 January 2023

• 23:4223:42, 28 January 2023 diff hist +29‎ m User:Zero/Nomolos ‎ category
• 23:3923:39, 28 January 2023 diff hist −45‎ FCEUX debugger ‎ pronouns, tidy up current
• 23:2623:26, 28 January 2023 diff hist +55‎ m Game Doctor/Magic Card FDS Format ‎ category
• 23:2223:22, 28 January 2023 diff hist +37‎ Fukutake Study Box ‎ category, broken link
• 23:1723:17, 28 January 2023 diff hist +27‎ m NSFDRV ‎ category
• 23:1523:15, 28 January 2023 diff hist +61‎ Turbo File ‎ categories, tidy up
• 23:0323:03, 28 January 2023 diff hist +26‎ PC10 ROM-Images ‎ category, tidy up current
• 22:5722:57, 28 January 2023 diff hist +49‎ FDS file format ‎ category, tidy up
• 22:4922:49, 28 January 2023 diff hist +99‎ UNIF ‎ category, tidy up current