User contributions for Szaszg
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2 April 2024
- 20:3320:33, 2 April 2024 diff hist +1,561 N PALS Disciple (and +D) PAL20L8 ICs current
4 January 2023
- 11:3911:39, 4 January 2023 diff hist +51 m UDI format →Author of UDI file format current
20 May 2021
- 15:0815:08, 20 May 2021 diff hist +4 Memory paging →General principles current Tags: Mobile edit Mobile web edit
- 10:5410:54, 20 May 2021 diff hist +2,206 Memory paging →Other modells, clones
- 09:0109:01, 20 May 2021 diff hist +33 m Memory paging →Technical details
- 08:0008:00, 20 May 2021 diff hist −7 m Memory paging →General principles
- 07:5907:59, 20 May 2021 diff hist +159 m Memory paging →General principles
- 07:4307:43, 20 May 2021 diff hist +313 m Memory paging No edit summary
- 07:3307:33, 20 May 2021 diff hist +186 m Memory paging extend general section
- 07:1807:18, 20 May 2021 diff hist +260 m Memory paging No edit summary Tags: Mobile edit Mobile web edit
- 05:5105:51, 20 May 2021 diff hist +418 m Memory paging →ZX Spectrum +2A/2B, +3/3B Tags: Mobile edit Mobile web edit
- 04:1304:13, 20 May 2021 diff hist +3 m Memory paging →ZX Spectrum +2A/2B, +3/3B Tags: Mobile edit Mobile web edit
19 May 2021
- 15:3115:31, 19 May 2021 diff hist +239 Memory paging →ZX Spectrum +2A/2B, +3/3B Tags: Mobile edit Mobile web edit
- 15:1315:13, 19 May 2021 diff hist +1,139 Memory paging →ZX Spectrum 128K
- 08:1908:19, 19 May 2021 diff hist +108 m Memory paging →ZX Spectrum 128K
- 07:0807:08, 19 May 2021 diff hist −52 m Memory paging →ZX Spectrum 128K
- 06:2906:29, 19 May 2021 diff hist +150 m Memory paging →ZX Spectrum 128K
- 06:2006:20, 19 May 2021 diff hist 0 m Memory paging →ROMCS method
- 05:5905:59, 19 May 2021 diff hist +975 m Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 05:1905:19, 19 May 2021 diff hist +46 m Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
8 May 2021
- 03:5803:58, 8 May 2021 diff hist +435 Memory paging →ZX Spectrum 128K
7 May 2021
- 17:2617:26, 7 May 2021 diff hist +27 m ROMS →23128 current
- 17:2517:25, 7 May 2021 diff hist +6 ROMS →23128
- 17:2517:25, 7 May 2021 diff hist +608 m ROMS →23128
- 17:0417:04, 7 May 2021 diff hist +55 m ROMS →23128
- 16:5816:58, 7 May 2021 diff hist +94 ROMS →23128
- 16:3116:31, 7 May 2021 diff hist +4 m ROMS →23128
- 16:3016:30, 7 May 2021 diff hist +1,698 ROMS No edit summary Tags: Mobile edit Mobile web edit
- 06:0806:08, 7 May 2021 diff hist +55 m ROMS No edit summary Tags: Mobile edit Mobile web edit
- 06:0706:07, 7 May 2021 diff hist +48 N ROMS Created page with "Read Only Memories used in ZX Spectrum machines." Tags: Mobile edit Mobile web edit
- 05:5605:56, 7 May 2021 diff hist +6 Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 05:5405:54, 7 May 2021 diff hist 0 m 74174 →Function table(each flip-flop) current Tags: Mobile edit Mobile web edit
- 05:5305:53, 7 May 2021 diff hist +13 74174 →Function table(each flip-flop) Tags: Mobile edit Mobile web edit
5 May 2021
- 15:5815:58, 5 May 2021 diff hist +2 74174 No edit summary Tags: Mobile edit Mobile web edit
- 15:5715:57, 5 May 2021 diff hist +526 74174 No edit summary Tags: Mobile edit Mobile web edit
- 15:3415:34, 5 May 2021 diff hist −609 74174 No edit summary Tags: Mobile edit Mobile web edit
- 08:4908:49, 5 May 2021 diff hist +3 74174 →Function table(each flip-flop) Tags: Mobile edit Mobile web edit
- 08:4908:49, 5 May 2021 diff hist +231 74174 →Function table(each flip-flop) Tags: Mobile edit Mobile web edit
- 08:3708:37, 5 May 2021 diff hist +4 74174 →Function table(each flip-flop) Tags: Mobile edit Mobile web edit
- 06:2206:22, 5 May 2021 diff hist +55 74174 →74174
- 06:0606:06, 5 May 2021 diff hist +1,119 N 74174 Created page with "==74174== Hex D flip-flop Used as page register for memory paging in ZX Spectrum 128K ====Pinout==== <div style="font-family:'Lucida Console', monospace"> {| | styl..." Tags: Mobile edit Mobile web edit
- 05:2705:27, 5 May 2021 diff hist +10 m Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 05:2705:27, 5 May 2021 diff hist +208 Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
4 May 2021
- 15:4615:46, 4 May 2021 diff hist 0 m Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 15:4515:45, 4 May 2021 diff hist +1 m Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 15:4515:45, 4 May 2021 diff hist +667 Memory paging →ZX Spectrum 128K Tags: Mobile edit Mobile web edit
- 15:2115:21, 4 May 2021 diff hist −21,678 m Memory paging No edit summary Tags: Mobile edit Mobile web edit
- 15:1215:12, 4 May 2021 diff hist +22,548 Memory paging No edit summary
1 May 2021
- 07:1107:11, 1 May 2021 diff hist 0 Memory paging →ZX Spectrum 16/48
- 07:1107:11, 1 May 2021 diff hist +15 Memory paging →ROMCS method
- 07:1007:10, 1 May 2021 diff hist +39 Memory paging →ROMCS method
- 06:4506:45, 1 May 2021 diff hist +36 m Memory paging →General principles
- 06:4306:43, 1 May 2021 diff hist +11 Memory paging →General principles
- 06:4106:41, 1 May 2021 diff hist +955 Memory paging →MMU Tags: Mobile edit Mobile web edit
30 April 2021
- 03:3203:32, 30 April 2021 diff hist +18 m Memory paging →ROMCS method Tags: Mobile edit Mobile web edit
29 April 2021
- 18:4118:41, 29 April 2021 diff hist +488 m Memory paging →General principles Tags: Mobile edit Mobile web edit
- 06:0906:09, 29 April 2021 diff hist +1,470 N Memory paging Created page with "Various spectrum models and peripherals use '''memory paging''' (or memory mapping) technic to extend the 64kb memory limit of Z80 CPU. == General principles == The Z..." Tags: Mobile edit Mobile web edit
- 04:4004:40, 29 April 2021 diff hist +20 Main Page No edit summary Tags: Mobile edit Mobile web edit
- 04:0904:09, 29 April 2021 diff hist +108 Main Page fix and add url about faq in external links section
28 May 2019
- 18:1718:17, 28 May 2019 diff hist −1 m SCL format →File header entry
- 17:1617:16, 28 May 2019 diff hist 0 m TR-DOS filesystem →File descriptor format
- 16:2516:25, 28 May 2019 diff hist +1,642 N SCL format Created page with "category:specifications Category:Easy Disk Image Formats Category:Emulator Disk Image Formats = SCL Disk Image Format = The SCL format is a compact representatio..." Tags: Mobile edit Mobile web edit
9 April 2019
- 23:0623:06, 9 April 2019 diff hist +22 Magnetic Disk Storage System →The low level format of a track current
- 23:0523:05, 9 April 2019 diff hist +1,575 Magnetic Disk Storage System →Floppy disk storage
9 September 2018
- 10:1010:10, 9 September 2018 diff hist +55 m DRAMS No edit summary current
- 10:0610:06, 9 September 2018 diff hist +22 m Multiface No edit summary
- 10:0510:05, 9 September 2018 diff hist +33 m ΜPD765A No edit summary current
- 10:0510:05, 9 September 2018 diff hist −32 m Category:Integrated Circuit Blanked the page current Tag: Blanking
- 10:0410:04, 9 September 2018 diff hist +32 N Category:Integrated Circuit Created page with "Category: Integrated Circuit"
- 10:0310:03, 9 September 2018 diff hist +33 m WD1770 No edit summary current
- 10:0210:02, 9 September 2018 diff hist +60 m WD1770 No edit summary
- 10:0210:02, 9 September 2018 diff hist +59 m FDD No edit summary current
- 10:0110:01, 9 September 2018 diff hist +60 m FDC No edit summary current
- 10:0010:00, 9 September 2018 diff hist +59 ΜPD765A →μPD765A/B
5 September 2018
- 19:4619:46, 5 September 2018 diff hist −12 Beta Disk No edit summary current
3 September 2018
- 17:0617:06, 3 September 2018 diff hist +20 Beta Disk No edit summary
- 01:2001:20, 3 September 2018 diff hist +75 N FDD Created page with "===Floppy Disk Drive=== FDD is a part of Magnetic Disk Storage System."
- 01:1801:18, 3 September 2018 diff hist +853 N Magnetic Disk Storage System Created page with "===Magnetic Disk Storage System=== Magnetic storage is a non-volatile storage of data. The magnetic disk is a successor to magnetic tape. There are lot of common things: enc..."
30 August 2018
- 16:4916:49, 30 August 2018 diff hist −2 FDC No edit summary
- 16:4916:49, 30 August 2018 diff hist +4 ΜPD765A No edit summary
- 16:4816:48, 30 August 2018 diff hist +88 N FDC Created page with "===Floppy Disk Controller (FDC)=== FDC is a part of a Magnetic Disk Storage System."
29 August 2018
- 23:0723:07, 29 August 2018 diff hist +4 m WD1770 No edit summary
- 23:0523:05, 29 August 2018 diff hist +76 m ΜPD765A No edit summary
27 August 2018
- 19:4219:42, 27 August 2018 diff hist +140 ΜPD765A No edit summary
- 19:3519:35, 27 August 2018 diff hist +1,949 N ΜPD765A Created page with "===PD765A/B=== The uPD765 is Floppy Disc Controller (FDC) IC. Pinout: <div style="font-family:'Lucida Console', monospace"> {| | style="text-align:right;" | RESET<br> {{over..."
- 19:0419:04, 27 August 2018 diff hist +4 WD1770 No edit summary
25 August 2018
- 21:1121:11, 25 August 2018 diff hist +2,099 N WD1770 Created page with "===WD1770/2/3=== The WD177X-00 is Floppy Disc Controller (FDC) IC family with 3 members with little differences. It can use single density (FM), or double density MFM modulat..."
- 17:3217:32, 25 August 2018 diff hist +261 N Non Maskable Interrupt Created page with "===Non-Maskable Interrupt=== An interrupt witch cannot be ignored by the CPU. Z80 CPU's 17th pin is the {{overline|NMI}} input. Negative edge triggered. When triggered, the..." current
- 05:4005:40, 25 August 2018 diff hist −6 Spectrum tape interface →Blocks
- 05:3805:38, 25 August 2018 diff hist +81 Spectrum tape interface No edit summary
- 05:3105:31, 25 August 2018 diff hist +74 Spectrum tape interface No edit summary
- 05:2605:26, 25 August 2018 diff hist +204 Spectrum tape interface No edit summary
- 05:1505:15, 25 August 2018 diff hist +1,000 Spectrum tape interface data block array format
18 January 2017
- 17:0917:09, 18 January 2017 diff hist +34 MB-02+ No edit summary current Tags: Mobile edit Mobile web edit
- 17:0317:03, 18 January 2017 diff hist +37 Opus Discovery →Technical Specifications current Tags: Mobile edit Mobile web edit
- 16:3416:34, 18 January 2017 diff hist +35 +D No edit summary current Tags: Mobile edit Mobile web edit
- 16:3216:32, 18 January 2017 diff hist +40 DISCiPLE No edit summary Tags: Mobile edit Mobile web edit
- 16:2116:21, 18 January 2017 diff hist +51 Beta Disk No edit summary Tags: Mobile edit Mobile web edit
17 October 2016
- 19:3119:31, 17 October 2016 diff hist +1,002 DRAMS →4164
- 18:1918:19, 17 October 2016 diff hist +58 DRAMS →4164
- 18:1518:15, 17 October 2016 diff hist +23 DRAMS →4164
- 18:0618:06, 17 October 2016 diff hist +29 m DRAMS No edit summary
- 18:0418:04, 17 October 2016 diff hist +7 m DRAMS →4164
- 18:0318:03, 17 October 2016 diff hist +888 DRAMS →4532
16 October 2016
- 02:3602:36, 16 October 2016 diff hist +165 m ZX Spectrum 16K/48K →Motherboards
- 02:2302:23, 16 October 2016 diff hist +2,399 N DRAMS pinouts and minimal description of DRAM chips used in ZX Spectrum 16/48
8 September 2016
- 15:5615:56, 8 September 2016 diff hist +12 TR-DOS filesystem No edit summary Tags: Mobile edit Mobile web edit
- 15:5415:54, 8 September 2016 diff hist +3 TR-DOS filesystem No edit summary Tags: Mobile edit Mobile web edit
- 15:4215:42, 8 September 2016 diff hist +42 TR-DOS filesystem →File descriptor format Tags: Mobile edit Mobile web edit
- 15:4115:41, 8 September 2016 diff hist −84 TR-DOS filesystem No edit summary Tags: Mobile edit Mobile web edit
- 15:4015:40, 8 September 2016 diff hist 0 TR-DOS filesystem →File descriptor format Tags: Mobile edit Mobile web edit
- 15:3615:36, 8 September 2016 diff hist +134 TR-DOS filesystem →File descriptor format Tags: Mobile edit Mobile web edit
- 15:3015:30, 8 September 2016 diff hist +83 TR-DOS filesystem No edit summary Tags: Mobile edit Mobile web edit
- 14:5614:56, 8 September 2016 diff hist +139 TR-DOS filesystem →Disc information Tags: Mobile edit Mobile web edit
7 September 2016
- 22:3922:39, 7 September 2016 diff hist +2,262 N TR-DOS filesystem Draft about TR-DOS filesystem
27 February 2016
- 14:5314:53, 27 February 2016 diff hist +16 m Weak sector data →Disk images with weak sectors current
- 14:5314:53, 27 February 2016 diff hist +21 m Emulators →Multiplatform
13 February 2016
- 17:5717:57, 13 February 2016 diff hist +46 m Weak sector data No edit summary
- 17:3817:38, 13 February 2016 diff hist 0 m MGT format No edit summary
- 17:3717:37, 13 February 2016 diff hist 0 Category:Easy Disk Image Formats No edit summary
24 July 2015
- 22:1022:10, 24 July 2015 diff hist +1 TRD format →TRD Disk Image Format
- 22:0622:06, 24 July 2015 diff hist +68 m DSK format No edit summary
- 22:0622:06, 24 July 2015 diff hist −110 UDI format No edit summary
- 22:0522:05, 24 July 2015 diff hist +48 N Complex Disk Image Formats Redirected page to Category:Complex Disk Image Formats current
- 22:0422:04, 24 July 2015 diff hist +8 Category:Complex Disk Image Formats No edit summary current
- 22:0322:03, 24 July 2015 diff hist +384 N Category:Complex Disk Image Formats Created page with "This type of disk images contain complex informations about disk for a more faithful storage of data. Usually there is a file header with a signature (magic bytes) which cont..."
- 21:5721:57, 24 July 2015 diff hist +1,139 UDI format Add some general description.
- 04:3004:30, 24 July 2015 diff hist +94 UDI format No edit summary
- 04:1604:16, 24 July 2015 diff hist +693 Weak sector data No edit summary
23 July 2015
- 21:3221:32, 23 July 2015 diff hist +518 N Weak sector data Created page with "= Weak disk data = Some copy protections have what is described as `weak, random or floated' data. Each time the 'weak' sector is read one or more bytes will change, the v..."
- 21:2121:21, 23 July 2015 diff hist +1 OPD format →OPD file structure current
- 20:4120:41, 23 July 2015 diff hist +1,080 N OPD format Created page with "category:specifications Category:Easy Disk Image Formats Category:Emulator Disk Image Formats = OPD Disk Image Format = The OPD format was created for storing ..."
- 20:3720:37, 23 July 2015 diff hist +383 Opus Discovery Add some technical specifications
21 July 2015
- 03:4203:42, 21 July 2015 diff hist +23 N IMG format Redirected page to MGT format current
19 July 2015
- 11:4811:48, 19 July 2015 diff hist +1,370 N MGT format Created page with "category:specifications Category:Easy Disk Image Formats Category:Emulator Disk Image Formats = MGT/IMG Disk Image Format = The MGT/IMG format was created for st..."
- 11:4711:47, 19 July 2015 diff hist +127 Category:Easy Disk Image Formats No edit summary
- 10:5010:50, 19 July 2015 diff hist +42 m MGT filesystem www.ramsoft.bbk.org not reachable anymore
18 July 2015
- 19:3919:39, 18 July 2015 diff hist +45 N Easy Disk Image Formats Redirected page to Category:Easy Disk Image Formats current
- 19:3819:38, 18 July 2015 diff hist 0 TRD format →Partial images
- 19:3519:35, 18 July 2015 diff hist +86 m TRD format No edit summary
- 02:3002:30, 18 July 2015 diff hist +454 N Category:Easy Disk Image Formats Created page with "This type of disk images contain only the dumped sector data. There is no header information, so the geometry of the disk should assumed, or determined from the data of filesy..."
- 02:2502:25, 18 July 2015 diff hist +2 m TRD format No edit summary
- 02:1902:19, 18 July 2015 diff hist +1,632 N TRD format Created page with "category:specifications Category:Easy Disk Image Formats Category:Emulator Disk Image Formats = TRD Disk Image Format = The TRD format was created for storing ..."
- 00:0700:07, 18 July 2015 diff hist +102 m Main Page Add new DISK formats
17 July 2015
- 23:5823:58, 17 July 2015 diff hist +43 m Main Page fix an complete Disk formats
- 22:2322:23, 17 July 2015 diff hist +42 m UDI format No edit summary
16 July 2015
- 21:1121:11, 16 July 2015 diff hist +43 m UDI format No edit summary
- 21:0321:03, 16 July 2015 diff hist +270 m UDI format No edit summary
- 20:5420:54, 16 July 2015 diff hist 0 m UDI format No edit summary
- 20:5320:53, 16 July 2015 diff hist +112 m UDI format No edit summary
- 20:4720:47, 16 July 2015 diff hist +13,394 N UDI format Created page with "== UDI: Ultra Disk Image file format Version 1.0 == === UDI file structure === :{|border=1 |- !Offset !Length !Comment |- |0x0000 |16 |UDI file header |- |0x0010 |EXTHDL |Ex..."
- 19:0019:00, 16 July 2015 diff hist +42 m DSK format Add into disk image formats category
12 June 2015
- 18:0018:00, 12 June 2015 diff hist +1 m Multiface No edit summary
- 17:5917:59, 12 June 2015 diff hist −59 Multiface No edit summary
- 17:5017:50, 12 June 2015 diff hist +23 N File:Mf1sch.png Multiface One schematic current
- 17:4617:46, 12 June 2015 diff hist +24 N File:Mf128pcb.png Multiface 128 PCB layout current
- 10:0810:08, 12 June 2015 diff hist +4,567 N Multiface Multiface 128 technical details
- 09:5909:59, 12 June 2015 diff hist +150 m ZX Spectrum 128 →Paging
10 June 2015
- 17:1217:12, 10 June 2015 diff hist +76 Talk:Contended I/O No edit summary
- 17:1117:11, 10 June 2015 diff hist +221 Talk:Contended I/O No edit summary