User contributions
- 15:37, 2 February 2024 (diff | hist) . . (+13) . . Acorn DFS disc format (→Disc title padding: 2.x went back to NULs) (current)
- 23:00, 26 January 2024 (diff | hist) . . (+288) . . Acorn DFS disc format (→Disc title padding: new section)
- 13:55, 12 January 2024 (diff | hist) . . (-14) . . m MOS versions (→OS 1.10: more specific post) (current)
- 22:07, 11 January 2024 (diff | hist) . . (+273) . . MOS versions (→OS 1.10: post link and mention edit instructions)
- 01:10, 4 August 2023 (diff | hist) . . (-1) . . m OSBYTE &14 (→Extension: wdg) (current)
- 00:53, 4 August 2023 (diff | hist) . . (+12) . . OSBYTE &A3 (→X=&82 to &88 (130 to 136) Font page control (OS 1.50): Y=3 added 3 June)
- 04:01, 26 March 2023 (diff | hist) . . (+23) . . FSCV (→Specification: ~) (current)
- 03:56, 26 March 2023 (diff | hist) . . (+72) . . FSCV (→Specification: wdg)
- 16:15, 25 March 2023 (diff | hist) . . (+608) . . FSCV (FSC 11 details)
- 15:26, 25 March 2023 (diff | hist) . . (+791) . . Opus DDOS (→Variants: probable sources of EDOS specification) (current)
- 15:26, 25 January 2023 (diff | hist) . . (-2) . . Opus DDOS (→Opus EDOS: consistent dates)
- 18:43, 24 January 2023 (diff | hist) . . (-7) . . m Opus DDOS (→Opus EDOS: wdg)
- 18:36, 24 January 2023 (diff | hist) . . (-3) . . Opus DDOS (→Opus EDOS: development history)
- 23:15, 17 January 2023 (diff | hist) . . (+12) . . m Acorn cassette format (→Device address: clarify byte order)
- 23:07, 17 January 2023 (diff | hist) . . (+2) . . m Opus DDOS (→Hardware: 4th board name)
- 23:29, 9 January 2023 (diff | hist) . . (+27) . . m Service calls (disambiguate) (current)
- 21:42, 9 January 2023 (diff | hist) . . (+406) . . Service calls (&05: description)
- 16:52, 21 December 2022 (diff | hist) . . (+3) . . Service calls (&00: preserve Y)
- 17:51, 16 December 2022 (diff | hist) . . (+98) . . Opus DDOS (→Firmware: 3.2x = B+)
- 23:51, 15 December 2022 (diff | hist) . . (+1,257) . . OSBYTE &14 (OS 1.50)
- 23:20, 15 December 2022 (diff | hist) . . (+327) . . OSBYTE &A3 (OS 1.50)
- 01:57, 11 December 2022 (diff | hist) . . (+190) . . Service calls (&A: outgoing FS must not call its public entry points)
- 20:41, 25 October 2022 (diff | hist) . . (+398) . . Service calls (X on exit)
- 01:05, 21 October 2022 (diff | hist) . . (+3) . . m INF file format (→Comma syntax: sp) (current)
- 01:04, 21 October 2022 (diff | hist) . . (+55) . . INF file format (→Comma syntax: appears in SparkFS.)
- 22:58, 20 October 2022 (diff | hist) . . (+105) . . Service calls (notes on call 5)
- 22:48, 20 October 2022 (diff | hist) . . (+637) . . Service calls (&0A and &0F re: shared workspace possession by filing systems)
- 22:32, 13 September 2022 (diff | hist) . . (+1,336) . . Service calls (document Hazel workspace calls)
- 14:18, 19 August 2022 (diff | hist) . . (+18) . . m OSBYTE &93 (link maintenance) (current)
- 14:17, 19 August 2022 (diff | hist) . . (+18) . . m OSBYTE &97 (link maintenance) (current)
- 21:23, 18 June 2022 (diff | hist) . . (-45) . . Acorn cassette format (→BBC Micro, Electron and Master: block flag b6 not used)
- 23:22, 6 May 2022 (diff | hist) . . (0) . . Address translation (→TTX VDU: account for inter-row skew) (current)
- 12:29, 11 March 2022 (diff | hist) . . (-575) . . m INF file format (or just don't)
- 11:52, 11 March 2022 (diff | hist) . . (-192) . . INF file format (→Naïve: talk less about non-variant)
- 03:11, 11 March 2022 (diff | hist) . . (+113) . . m INF file format (~)
- 00:33, 11 March 2022 (diff | hist) . . (+11,800) . . N INF file format (created)
- 22:50, 10 March 2022 (diff | hist) . . (-2) . . Address translation (→TTX VDU: e.g. (33,9) to (1,13) = &7D89 to &7E09)
- 22:34, 10 March 2022 (diff | hist) . . (+22) . . Address translation (more precise DRAM refresh times)
- 02:26, 6 March 2022 (diff | hist) . . (+5) . . OSBYTE &88 (fixed and expanded entry conditions)
- 13:28, 22 January 2022 (diff | hist) . . (+191) . . Paged ROM (→Operation: platform-independent methods)
- 21:47, 20 January 2022 (diff | hist) . . (0) . . m OSBYTE &8F (→Side effect: ~) (current)
- 21:47, 20 January 2022 (diff | hist) . . (0) . . m OSRDSC (→Side effect: ~) (current)
- 21:45, 20 January 2022 (diff | hist) . . (0) . . m OSBYTE &8F (→Side effect: headdesking, apparently)
- 21:45, 20 January 2022 (diff | hist) . . (+365) . . OSRDSC (→Side effect: substitute in OS 1.00)
- 21:43, 20 January 2022 (diff | hist) . . (+362) . . OSBYTE &8F (→Side effect: substitutes OSRDSC in OS 1.00)
- 20:58, 20 January 2022 (diff | hist) . . (+1,275) . . OSBYTE &8F (→Side effect: new section)
- 20:30, 20 January 2022 (diff | hist) . . (0) . . m OSRDSC (→Side effect: sp)
- 20:26, 20 January 2022 (diff | hist) . . (+727) . . OSRDSC (→Side effect: new section)
- 21:25, 17 January 2022 (diff | hist) . . (-1) . . m Opus Challenger (→Firmware: wdg) (current)
- 19:53, 5 January 2022 (diff | hist) . . (+690) . . Opus DDOS (→Opus EDOS: pasted from edos04.asm.txt)
- 21:02, 11 December 2021 (diff | hist) . . (+113) . . Service calls (&0F refers to filing system vectors only?)
- 20:56, 11 December 2021 (diff | hist) . . (+134) . . OSBYTE &8F (presence of result not contingent on claim; preservation of Y relies on ROMs cooperating)
- 19:37, 11 December 2021 (diff | hist) . . (+196) . . Opus DDOS (Gram Business Systems labels on interface boards)
- 00:24, 17 November 2021 (diff | hist) . . (+548) . . OSBYTE &8F (→Specification: added table)
- 23:26, 11 November 2021 (diff | hist) . . (+287) . . Acorn cassette format (→Device address: in CPU format in PHROMs too)
- 17:41, 9 November 2021 (diff | hist) . . (+4) . . m OSBYTE &D7 (→Effect: promote heading) (current)
- 22:58, 8 November 2021 (diff | hist) . . (-87) . . m OSBYTE &D7 (→Appearances in MOS 1.20: fixed 1.25)
- 12:11, 29 October 2021 (diff | hist) . . (-7) . . m OSBYTE &D7 (~)
- 00:10, 29 October 2021 (diff | hist) . . (-232) . . m OSBYTE &D7 (goof)
- 14:42, 28 October 2021 (diff | hist) . . (+2,409) . . OSBYTE &D7 (→Description: describe)
- 21:54, 25 October 2021 (diff | hist) . . (+18) . . m OSBYTE &D7 (→Appearances in MOS 1.20: ~)
- 20:45, 25 October 2021 (diff | hist) . . (+284) . . m OSBYTE &D7 (→Appearances in MOS 1.20: note on fall through)
- 20:34, 25 October 2021 (diff | hist) . . (+46) . . OSBYTE &D7 (→Appearances in MOS 1.20: *FX 215,0 applies when?)
- 21:08, 22 October 2021 (diff | hist) . . (-83) . . OSBYTE &D7 (~~)
- 20:41, 22 October 2021 (diff | hist) . . (+44) . . OSBYTE &D7 (~)
- 20:27, 22 October 2021 (diff | hist) . . (+5,883) . . OSBYTE &D7 (expanded)
- 23:15, 16 October 2021 (diff | hist) . . (+87) . . OSBYTE &97 (Undo revision 4197 by Regregex (talk) OSWORD 6 uses safe STAIX)
- 23:14, 16 October 2021 (diff | hist) . . (+87) . . OSBYTE &93 (Undo revision 4198 by Regregex (talk) OSWORD 6 uses safe STAIX)
- 23:12, 16 October 2021 (diff | hist) . . (-1,111) . . OSWORD &06 (→Implementations: ...it uses STAIX not STAIY)
- 22:35, 16 October 2021 (diff | hist) . . (+6) . . m Opus Challenger (→Challenger 2.00: ~)
- 18:05, 7 October 2021 (diff | hist) . . (+151) . . m Opus Challenger (→Hardware: copyedit)
- 14:08, 1 October 2021 (diff | hist) . . (+1) . . m Opus DDOS (→RAM disc: sp)
- 13:35, 1 October 2021 (diff | hist) . . (+54) . . Talk:OSWRCH (drawfile) (current)
- 13:12, 1 October 2021 (diff | hist) . . (+846) . . Talk:OSWRCH (reply)
- 16:05, 9 September 2021 (diff | hist) . . (-19) . . Opus DDOS (text edits; EDOS may have circulated)
- 00:25, 2 September 2021 (diff | hist) . . (+69) . . Opus Challenger (→Development history: *CAT * introduced in Chal 1.00, same drv parser appears in DDOS 3.x5 r3.0)
- 23:44, 30 August 2021 (diff | hist) . . (+44) . . Serial ULA (→Control register: *FX242 warning) (current)
- 23:31, 26 August 2021 (diff | hist) . . (+181) . . Opus Challenger (→Development history: add 3.12)
- 23:14, 26 August 2021 (diff | hist) . . (+191) . . Opus Challenger (→Development history: update for DDOS 3.00)
- 17:48, 18 August 2021 (diff | hist) . . (+464) . . GSREAD (→Workspace: new section)
- 17:42, 18 August 2021 (diff | hist) . . (+455) . . GSINIT (→Workspace: new section)
- 16:03, 16 August 2021 (diff | hist) . . (+351) . . Opus DDOS (supplementary table)
- 15:45, 16 August 2021 (diff | hist) . . (+294) . . Opus DDOS (3.00 / i8272 details)
- 17:55, 12 August 2021 (diff | hist) . . (+1,111) . . OSWORD &06 (has same bug as OSBYTE &97)
- 17:34, 12 August 2021 (diff | hist) . . (-87) . . OSBYTE &93 (OSWORD 6 has same bug)
- 17:32, 12 August 2021 (diff | hist) . . (-87) . . OSBYTE &97 (OSWORD 6 has same bug)
- 16:50, 12 August 2021 (diff | hist) . . (+36) . . OSBYTE &98 (osword 5) (current)
- 14:24, 12 August 2021 (diff | hist) . . (+109) . . Service calls (call 4: command starts with A-Z)
- 14:14, 12 August 2021 (diff | hist) . . (+635) . . OSBYTE &98 (OS <1.20 bug)
- 15:38, 1 August 2021 (diff | hist) . . (+519) . . Opus Challenger (→Challenger 2.00: describe it)
- 11:26, 1 August 2021 (diff | hist) . . (+75) . . Opus Challenger (verified ad)
- 23:49, 18 July 2021 (diff | hist) . . (+4) . . Opus Challenger (link Opus DDOS)
- 23:45, 18 July 2021 (diff | hist) . . (+51) . . Opus Challenger (→Hardware: explain source of dummy reads)
- 23:17, 18 July 2021 (diff | hist) . . (+25) . . m Opus Challenger (phrasing)
- 21:25, 18 July 2021 (diff | hist) . . (+157) . . Opus Challenger (→Hardware: INTRQ pin disconnected)
- 21:23, 18 July 2021 (diff | hist) . . (+31) . . Opus DDOS (→Hardware: link to main article: Opus Challenger)
- 20:44, 18 July 2021 (diff | hist) . . (+18) . . m Opus Challenger (→Hardware: ~)
- 20:38, 18 July 2021 (diff | hist) . . (+1) . . m Opus Challenger ("have you actually plugged it in?")
- 20:03, 18 July 2021 (diff | hist) . . (+18) . . Opus Challenger (title)
- 19:51, 18 July 2021 (diff | hist) . . (0) . . Opus Challenger (lede: disc size)
- 19:48, 18 July 2021 (diff | hist) . . (+117) . . Opus Challenger (image link, date)
- 19:31, 18 July 2021 (diff | hist) . . (+9,341) . . N Opus Challenger (created article)
- 11:53, 29 May 2021 (diff | hist) . . (+19) . . OSWORD &7F (→Slogger Challenger: track register bug)
- 16:28, 4 May 2021 (diff | hist) . . (+2) . . m Opus DDOS (→RAM disc: ~)
- 16:26, 4 May 2021 (diff | hist) . . (+6) . . m Opus DDOS (→RAM disc: ~)
- 00:31, 3 May 2021 (diff | hist) . . (+78) . . OSWORD &7F (→Slogger Challenger: RAM drives 4 and 5 emulate floppies)
- 00:21, 3 May 2021 (diff | hist) . . (+522) . . Opus DDOS (→RAM disc: has no OSWORD &7F support)
- 01:14, 19 April 2021 (diff | hist) . . (0) . . m CALL (another one)
- 01:12, 19 April 2021 (diff | hist) . . (+73) . . m CALL (formatting fixes)
- 01:01, 19 April 2021 (diff | hist) . . (0) . . m USR (formatting fix)
- 17:52, 16 April 2021 (diff | hist) . . (+65) . . Opus DDOS (→Sector IDs: 3.46 implements skew of 2)
- 21:12, 15 April 2021 (diff | hist) . . (+35) . . Video ULA (→Video serialisation: shift register 1s noisy in some cases) (current)
- 20:48, 15 April 2021 (diff | hist) . . (0) . . m ! (→Description: formatting fix) (current)
- 20:23, 15 April 2021 (diff | hist) . . (-4) . . m OSWORD &7F (→Opus DDOS: ~)
- 20:22, 15 April 2021 (diff | hist) . . (+127) . . OSWORD &7F (→Implementation: cize+count vs bytes transferred in DDOS, EDOS)
- 12:29, 31 March 2021 (diff | hist) . . (0) . . m Service calls (~)
- 12:17, 31 March 2021 (diff | hist) . . (+195) . . OSBYTE &87 (faster call) (current)
- 14:23, 19 March 2021 (diff | hist) . . (+32) . . Reading screen mode (→Reading MODE number: +base) (current)
- 20:38, 18 March 2021 (diff | hist) . . (+10) . . m Reading screen mode (→Reading MODE number: ~)
- 20:28, 18 March 2021 (diff | hist) . . (+195) . . Reading screen mode (→Reading MODE number: faster call)
- 18:15, 13 March 2021 (diff | hist) . . (+355) . . Paged ROM (general fixes)
- 17:40, 13 March 2021 (diff | hist) . . (+3) . . m Serial ULA (→SERPROC extension: fix link)
- 17:15, 13 March 2021 (diff | hist) . . (0) . . m OSWRSC (link repair)
- 17:14, 13 March 2021 (diff | hist) . . (+71) . . OSWRSC (updated specification table accordingly)
- 18:20, 25 January 2021 (diff | hist) . . (+20) . . m Serial ULA (Acorn part no.)
- 18:19, 25 January 2021 (diff | hist) . . (+33) . . m Video ULA (Acorn part no.)
- 17:11, 23 January 2021 (diff | hist) . . (+428) . . OSGBPB (→DFS: Opus/Slogger variations)
- 16:25, 12 January 2021 (diff | hist) . . (+399) . . OSWORD &7F (→Opus DDOS: register &12 and command &6C; added Challenger section)
- 22:18, 10 January 2021 (diff | hist) . . (+130) . . Opus DDOS (→Opus EDOS: ~)
- 22:15, 10 January 2021 (diff | hist) . . (+78) . . Opus DDOS (→Opus EDOS: development)
- 20:20, 29 December 2020 (diff | hist) . . (-37) . . Opus DDOS (→Hardware: i8272 confirmed)
- 20:44, 28 December 2020 (diff | hist) . . (+93) . . OSWORD &7F (→Opus EDOS: other catalogue reading commands)
- 20:10, 28 December 2020 (diff | hist) . . (+172) . . OSWORD &7F (→Implementation: EDOS: *CATGEN also sets flags)
- 18:04, 23 December 2020 (diff | hist) . . (+58) . . UNTIL (→Dynamic programming: line 170 unreachable) (current)
- 17:41, 23 December 2020 (diff | hist) . . (+42) . . Service calls (quote comment from source code)
- 17:31, 23 December 2020 (diff | hist) . . (+137) . . OSWORD &7F (→8271 Commands: GitHub code link for select bits toggling)
- 14:55, 23 December 2020 (diff | hist) . . (-2) . . m Opus DDOS (→Timeline: Aug 1985 ad pictured 1770)
- 14:41, 23 December 2020 (diff | hist) . . (+13) . . Video ULA (formatting/spelling/link fixes)
- 14:05, 23 December 2020 (diff | hist) . . (-10) . . Service calls (~)
- 13:41, 23 December 2020 (diff | hist) . . (+83) . . Service calls (call &0C: put code at &0D00 on possession)
- 19:56, 22 December 2020 (diff | hist) . . (+2) . . Opus DDOS (→Hardware: ~)
- 19:55, 22 December 2020 (diff | hist) . . (+34) . . Opus DDOS (→Hardware: WD 1770 board combines INTRQ and DRQ)
- 18:24, 22 December 2020 (diff | hist) . . (+200) . . Service calls (call &0B: reference for returning to previous owner)
- 21:28, 12 December 2020 (diff | hist) . . (+348) . . Opus DDOS (→Timeline: Acorn User review)
- 17:12, 12 December 2020 (diff | hist) . . (-82) . . Service calls (~)
- 17:02, 12 December 2020 (diff | hist) . . (-188) . . Service calls (~)
- 16:44, 12 December 2020 (diff | hist) . . (+21) . . Service calls (~)
- 16:28, 12 December 2020 (diff | hist) . . (+197) . . Service calls (call &0B/&0C: silly mistake)
- 14:18, 12 December 2020 (diff | hist) . . (+40) . . Service calls (call &0B: NMI area not a free-for-all)
- 14:08, 12 December 2020 (diff | hist) . . (+150) . . Service calls (call &0B: assumed semantics)
- 13:41, 12 December 2020 (diff | hist) . . (+32) . . Service calls (call &0C: preserve regs if its own call)
- 13:26, 12 December 2020 (diff | hist) . . (+878) . . Service calls (call &0C: Y=ID per appnote 031 and Y=&FF in FS ROM code are separate use cases, explained difference)
- 02:04, 11 December 2020 (diff | hist) . . (-2) . . m OSWORD &7F (→8271 Commands: wdg)
- 01:05, 11 December 2020 (diff | hist) . . (+48) . . OSWORD &7F (→8271 Commands: emulators don't support 128 byte commands)
- 00:53, 11 December 2020 (diff | hist) . . (+2,401) . . OSWORD &7F (corrected uses of drive select bits; DDOS implementation details)
- 17:56, 23 November 2020 (diff | hist) . . (+97) . . OSWORD &7F (→Opus EDOS: *OPT 6 forcing)
- 18:47, 19 November 2020 (diff | hist) . . (+249) . . Paged ROM (→Extended addressing: BAS128 supports direct assembly)
- 15:10, 19 November 2020 (diff | hist) . . (+21) . . m Service calls (wdg)
- 13:52, 12 November 2020 (diff | hist) . . (+38) . . m OSBYTE &9D (wdg) (current)
- 13:44, 12 November 2020 (diff | hist) . . (+31) . . OSBPUT (see also OSBYTE &9D)
- 16:12, 10 November 2020 (diff | hist) . . (+17) . . Opus DDOS (EDOS O7F ignores gap5)
- 12:41, 10 November 2020 (diff | hist) . . (+8) . . m Opus DDOS (→EDOS: parm source drive)
- 18:42, 9 November 2020 (diff | hist) . . (+51) . . m Opus DDOS (wording)
- 15:53, 9 November 2020 (diff | hist) . . (+664) . . Opus DDOS (EDOS *FORMAT command details)
- 13:38, 9 November 2020 (diff | hist) . . (+274) . . Opus DDOS (DDOS ignores INTRQ, cannot infer dis/connection to NMI on FDC board)
- 00:02, 6 November 2020 (diff | hist) . . (+1,460) . . Opus DDOS (rm attacks, document formatting behaviours of each ROM separately)
- 15:07, 20 October 2020 (diff | hist) . . (0) . . m GSINIT (zero flag sense)
- 20:04, 4 October 2020 (diff | hist) . . (-194) . . Opus DDOS (parser smarter than EDOS)
- 17:55, 4 October 2020 (diff | hist) . . (-64) . . Opus DDOS (→RAM disc: trims transfers after all)
- 12:09, 29 September 2020 (diff | hist) . . (+163) . . GSINIT (GSREAD safety)
- 12:07, 29 September 2020 (diff | hist) . . (+383) . . GSREAD (GSREAD safety)
- 22:32, 25 September 2020 (diff | hist) . . (+665) . . Paged ROM (→Operation: authority to change)
- 21:59, 25 September 2020 (diff | hist) . . (+81) . . Paged ROM (→Sideways RAM: B+ slots)
- 12:13, 6 September 2020 (diff | hist) . . (+4) . . m Talk:Opus DDOS (wd) (current)
- 11:58, 6 September 2020 (diff | hist) . . (+1,173) . . N Talk:Opus DDOS (→My apologies: added section)
- 13:40, 17 August 2020 (diff | hist) . . (+220) . . GSINIT (→Specification: argument processing)
- 14:44, 16 August 2020 (diff | hist) . . (-47) . . m Opus DDOS (minor redundancy)
- 01:33, 29 July 2020 (diff | hist) . . (+35) . . m Opus DDOS (→RAM disc: passivity)
- 00:46, 29 July 2020 (diff | hist) . . (+4) . . m Opus DDOS (→Opus EDOS: gm)
- 23:00, 28 July 2020 (diff | hist) . . (+523) . . Opus DDOS (more thoughts on EDOS development)
- 20:44, 22 July 2020 (diff | hist) . . (+147) . . Opus DDOS (→RAM disc: 128/256 KiB)
- 19:38, 22 July 2020 (diff | hist) . . (-29,832) . . m Opus DDOS (deduplication)
- 19:29, 22 July 2020 (diff | hist) . . (+29,909) . . Opus DDOS (→RAM disc: drive :R)
- 17:21, 22 July 2020 (diff | hist) . . (-169) . . Opus DDOS (→Timeline: DDOS/EDOS history)
- 17:12, 22 July 2020 (diff | hist) . . (-29) . . Opus DDOS (*FORMAT I)
- 15:11, 22 July 2020 (diff | hist) . . (+51) . . Opus DDOS (→RAM disc: cycle stretching link)
- 12:50, 22 July 2020 (diff | hist) . . (+135) . . m Opus DDOS (→RAM disc: table)
- 12:27, 22 July 2020 (diff | hist) . . (+337) . . Opus DDOS (RAM disc details and speculative provenance)
- 21:35, 21 July 2020 (diff | hist) . . (+161) . . Opus DDOS (→RAM disc: wrap around)
- 21:12, 21 July 2020 (diff | hist) . . (+2,911) . . Opus DDOS (DDOS format gaps; RAM disc; speculative provenance of EDOS)
- 11:11, 26 June 2020 (diff | hist) . . (-25) . . m GSINIT (wording)
- 13:54, 21 June 2020 (diff | hist) . . (+353) . . Service calls (0D: current ROM in Y not &F5)
- 22:04, 14 May 2020 (diff | hist) . . (+18) . . Opus DDOS (→Timeline: version no.)
- 22:01, 14 May 2020 (diff | hist) . . (+376) . . Opus DDOS (→Hardware: Challenger)
- 21:42, 14 May 2020 (diff | hist) . . (0) . . File:DDOS disc catalogue format.png (Regregex uploaded a new version of "File:DDOS disc catalogue format.png": Reverted to version as of 21:36, 13 December 2015: byte 0 is configuration/version number as per manual) (current)
- 21:41, 14 May 2020 (diff | hist) . . (-34) . . Opus DDOS (→Disc catalogue: revert- byte 0 is version number, add ref.)
- 14:04, 9 May 2020 (diff | hist) . . (-21) . . Acorn cassette format (→BBC Micro, Electron and Master: new URL)
- 13:56, 9 May 2020 (diff | hist) . . (-1) . . Acorn cassette format (→Data layer: dummy byte cycles)
- 20:15, 7 May 2020 (diff | hist) . . (-1) . . m Service calls (specific call)
- 20:07, 7 May 2020 (diff | hist) . . (-1) . . m Opus DDOS (→Disc catalogue: ~)
- 20:06, 7 May 2020 (diff | hist) . . (+29) . . Opus DDOS (→Disc catalogue: put Challenger back in)
- 20:00, 7 May 2020 (diff | hist) . . (+16) . . Opus DDOS (→Firmware: DDOS date)
- 17:39, 7 May 2020 (diff | hist) . . (0) . . File:DDOS disc catalogue format.png (Regregex uploaded a new version of "File:DDOS disc catalogue format.png": Changed 'catalogue version' to 'size code', added bytes-on-surface field on right)
- 17:37, 7 May 2020 (diff | hist) . . (+137) . . Opus DDOS (→Disc catalogue: speculative interpretation of 'catalogue version' byte)
- 14:05, 12 April 2020 (diff | hist) . . (+238) . . Service calls (&0F workspace vacation footnote)
- 13:46, 12 April 2020 (diff | hist) . . (+237) . . Service calls (AUG wrong)
- 19:56, 10 April 2020 (diff | hist) . . (+840) . . OSBYTE &9D (use in app note 004 to initiate data transfer)
- 17:54, 10 April 2020 (diff | hist) . . (+431) . . OSWORD (calls &E0..&FF available to user)
- 20:37, 6 October 2019 (diff | hist) . . (-2) . . High density floppy disc access (→Balanced-stack ISRs: updated explanation of NMI latency) (current)
- 14:46, 30 August 2019 (diff | hist) . . (+68) . . FSCV (→Implementations: Challenger)
- 14:55, 21 August 2019 (diff | hist) . . (-8) . . m Keyboard (link repair)
- 15:19, 18 August 2019 (diff | hist) . . (-4) . . List of copy protected software titles on cassette (correct link) (current)
- 14:34, 18 August 2019 (diff | hist) . . (-26) . . List of copy protected software titles on cassette (Impossible Mission authorship)
- 22:11, 15 August 2019 (diff | hist) . . (+215) . . FSCV (→Implementations: EDOS)
- 17:49, 15 August 2019 (diff | hist) . . (+244) . . Address translation (refresh times)
- 21:12, 14 August 2019 (diff | hist) . . (-7) . . Address translation (→TTX VDU: all rows refreshed)
- 18:50, 14 August 2019 (diff | hist) . . (+4) . . m Paged ROM (→Operation: grammar)
- 18:04, 14 August 2019 (diff | hist) . . (+267) . . FSCV (→Entry points: location)
- 17:37, 5 August 2019 (diff | hist) . . (-85) . . VDU 25 (→Calling from BBC BASIC: rm contradictory line)
- 22:14, 30 July 2019 (diff | hist) . . (+13) . . VDU (VDU 19 extra bytes)
- 14:21, 25 July 2019 (diff | hist) . . (-18) . . m GSINIT (wording)
- 14:07, 25 July 2019 (diff | hist) . . (+228) . . OSBYTE &97 (replace reference)
- 14:06, 25 July 2019 (diff | hist) . . (+228) . . OSBYTE &93 (replace reference)
- 22:30, 22 July 2019 (diff | hist) . . (-22) . . m Opus DDOS (filename validity)
- 22:23, 22 July 2019 (diff | hist) . . (+334) . . Opus DDOS (links fixed; distinguish empty and all-spaces filename behaviour; Unicode cleanup)
- 21:19, 15 July 2019 (diff | hist) . . (0) . . m MODE 2 (format) (current)
- 21:18, 15 July 2019 (diff | hist) . . (0) . . m MODE 1 (format) (current)
- 20:58, 15 July 2019 (diff | hist) . . (+107) . . Teletext (Morley)
- 18:52, 13 July 2019 (diff | hist) . . (+215) . . OSBYTE &93 (official doc ref)
- 18:51, 13 July 2019 (diff | hist) . . (+215) . . OSBYTE &97 (official doc ref)
- 17:43, 19 February 2019 (diff | hist) . . (+64) . . VDU 23 (→VDU 23,32-255 - Define character: character recognition)
- 17:02, 19 February 2019 (diff | hist) . . (-6) . . m UNTIL (→Dynamic programming: -)
- 17:01, 19 February 2019 (diff | hist) . . (0) . . m UNTIL (sigh)
- 16:58, 19 February 2019 (diff | hist) . . (+5,463) . . N UNTIL (created)
- 16:14, 3 February 2019 (diff | hist) . . (+1) . . m GSREAD (Cy)
- 16:12, 3 February 2019 (diff | hist) . . (+187) . . GSREAD (X preserved)
- 16:11, 3 February 2019 (diff | hist) . . (+1) . . m GSINIT (Cy)
- 16:09, 3 February 2019 (diff | hist) . . (+123) . . GSINIT (X preserved)
- 01:06, 12 January 2019 (diff | hist) . . (+54) . . m GSREAD (grammar)
- 00:52, 12 January 2019 (diff | hist) . . (-10) . . m GSINIT (grammar)
- 19:41, 11 January 2019 (diff | hist) . . (0) . . m GSINIT (typo)
- 19:38, 11 January 2019 (diff | hist) . . (0) . . m GSREAD (table order)
- 19:36, 11 January 2019 (diff | hist) . . (+29) . . GSINIT (define missing closing ")
- 19:31, 11 January 2019 (diff | hist) . . (+1,932) . . GSREAD (created)
- 18:53, 11 January 2019 (diff | hist) . . (+2,367) . . GSINIT (skeleton)
- 17:31, 15 August 2018 (diff | hist) . . (-97) . . m Serial ULA (format)
- 16:30, 15 August 2018 (diff | hist) . . (+35) . . Crunching BASIC programs (mention minification) (current)
- 15:30, 8 October 2017 (diff | hist) . . (+17) . . m IF (→Description: maths)
- 15:24, 8 October 2017 (diff | hist) . . (-14) . . m Crunching BASIC programs (→References: update link)
- 15:22, 8 October 2017 (diff | hist) . . (+151) . . Crunching BASIC programs (→Tedious: beware E)
- 22:32, 7 October 2017 (diff | hist) . . (+163) . . Video ULA (→R114 and the X line: corrected VZ to V2, voltage)
- 22:12, 7 October 2017 (diff | hist) . . (0) . . File:Video ULA pinout.png (Regregex uploaded a new version of "File:Video ULA pinout.png": corrected pins 15, 16 to V2, V1) (current)
- 19:20, 7 October 2017 (diff | hist) . . (+1,572) . . Video ULA (→Third-party hardware: new section)
- 19:55, 25 August 2017 (diff | hist) . . (+5) . . m ! (→Description: typo)
- 21:25, 13 March 2017 (diff | hist) . . (-113) . . m Serial ULA (update URLs)
- 16:27, 7 February 2017 (diff | hist) . . (+114) . . Opus DDOS (→Firmware: controller type in version number)
- 17:03, 3 December 2016 (diff | hist) . . (+37) . . Opus DDOS (→Catalogue format: large volumes EDOS only)
- 09:47, 17 October 2016 (diff | hist) . . (-41) . . Opus DDOS (spaces in catalogue)
- 15:34, 16 October 2016 (diff | hist) . . (+76) . . What DFS is being used (→EDOS: default filename) (current)
- 15:15, 16 October 2016 (diff | hist) . . (+911) . . Opus DDOS (→Opus EDOS: default filename)
- 23:53, 11 June 2016 (diff | hist) . . (0) . . OSBYTE &93 (address oops)
- 19:06, 18 May 2016 (diff | hist) . . (0) . . m Serial ULA (→Control register: colspan)
- 11:40, 4 May 2016 (diff | hist) . . (+22) . . Talk:OSBYTE &97 (→Bug in indexed addressing: ~) (current)
- 22:50, 24 April 2016 (diff | hist) . . (0) . . MODE 2 (Dr Who year)
- 22:49, 24 April 2016 (diff | hist) . . (0) . . MODE 1 (Dr Who year)
- 21:21, 19 April 2016 (diff | hist) . . (-7) . . Talk:OSBYTE &97 (prog)
- 13:43, 19 April 2016 (diff | hist) . . (+133) . . OSBYTE &93 (citation)
- 13:42, 19 April 2016 (diff | hist) . . (+133) . . OSBYTE &97 (citation)
- 19:25, 18 April 2016 (diff | hist) . . (+17) . . m Talk:OSBYTE &97 (no assembling across pages)
- 19:09, 18 April 2016 (diff | hist) . . (+143) . . Talk:OSBYTE &95 (reply) (current)
- 19:09, 18 April 2016 (diff | hist) . . (+142) . . Talk:OSBYTE &93 (reply) (current)
- 19:06, 18 April 2016 (diff | hist) . . (-5) . . m OSBYTE &93 (style)
- 19:06, 18 April 2016 (diff | hist) . . (-5) . . m OSBYTE &97 (style)
- 19:05, 18 April 2016 (diff | hist) . . (+178) . . OSBYTE &95 (reinstate warning) (current)
- 18:59, 18 April 2016 (diff | hist) . . (+558) . . OSBYTE &93 (reinstate warning (see Talk:OSBYTE &97))
- 18:55, 18 April 2016 (diff | hist) . . (+558) . . OSBYTE &97 (reinstate warning (see talk page))
- 18:45, 18 April 2016 (diff | hist) . . (+105) . . Talk:OSBYTE &97 (explain cycles)
- 18:38, 18 April 2016 (diff | hist) . . (+1,140) . . Talk:OSBYTE &97 (permanent STA bug verified)
- 23:53, 13 December 2015 (diff | hist) . . (+8) . . m High density floppy disc access (→Balanced-stack ISRs: switch to PNG, Unicode tidy, ref swap)
- 23:43, 13 December 2015 (diff | hist) . . (0) . . File:OSWRCH output fanout.png (Regregex uploaded a new version of "File:OSWRCH output fanout.png": Code points and intercept box) (current)
- 23:36, 13 December 2015 (diff | hist) . . (0) . . File:DDOS disc catalogue format.png (Regregex uploaded a new version of "File:DDOS disc catalogue format.png": correct image)
- 23:59, 23 August 2015 (diff | hist) . . (+6) . . What DFS is being used (→EDOS: flush all)
- 23:57, 23 August 2015 (diff | hist) . . (+27) . . What DFS is being used (→EDOS: capabilities)
- 22:07, 26 July 2015 (diff | hist) . . (+30) . . Service calls (Y on entry to A=&0D)