User contributions for Mahjongg
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21 August 2016
- 23:4623:46, 21 August 2016 diff hist +20 ZX81PLUS35 ZX81 clone →Found basic, but major error in ZX81+35
- 23:4623:46, 21 August 2016 diff hist +1,066 ZX81PLUS35 ZX81 clone →Started design of my own PSG board
- 23:2423:24, 21 August 2016 diff hist +394 N File:ZX81+35 REV 4.0.pdf New schematic which has the edge connector rotated 180 degrees, to correspond with the layout which has to get the same correction to correspond to the original ZX81 which has pin 1 on the left hand side (bottom side for the ZX81+35) also the edge conn...
9 August 2016
- 20:5220:52, 9 August 2016 diff hist +45 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.6, decided upon a DM3D Push-Pull micro-SD card reader
- 20:5020:50, 9 August 2016 diff hist 0 N File:PSG for ZX81+35 REV 1.6.png No edit summary
- 20:2920:29, 9 August 2016 diff hist +26 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.6, decided upon a DM3D Push-Pull micro-SD card reader
- 20:2720:27, 9 August 2016 diff hist +33 N File:PSG for ZX81+35 REV 1.6.pdf version with DM3D-SF card reader.
- 20:2420:24, 9 August 2016 diff hist +332 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
27 July 2016
- 18:3118:31, 27 July 2016 diff hist 0 File:PSG for ZX81+35 REV 1.3 3D PREVIEW.png Mahjongg uploaded a new version of File:PSG for ZX81+35 REV 1.3 3D PREVIEW.png
26 July 2016
- 21:3021:30, 26 July 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:2921:29, 26 July 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:2921:29, 26 July 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:2821:28, 26 July 2016 diff hist −7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:2821:28, 26 July 2016 diff hist +45 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:2621:26, 26 July 2016 diff hist +17 N File:PSG for ZX81+35 REV 1.5.png multi PSG support
- 21:1621:16, 26 July 2016 diff hist +1 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.5 with multiple PSG board support
- 21:1521:15, 26 July 2016 diff hist +680 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:0221:02, 26 July 2016 diff hist +45 N File:PSG for ZX81+35 REV 1.5.pdf Added possibility to use multiple PSG boards.
24 July 2016
- 22:3122:31, 24 July 2016 diff hist +185 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 22:2822:28, 24 July 2016 diff hist 0 File:PSG for ZX81+35 REV 1.4.pdf Mahjongg uploaded a new version of File:PSG for ZX81+35 REV 1.4.pdf
- 21:3321:33, 24 July 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:3021:30, 24 July 2016 diff hist −7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:3021:30, 24 July 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:2921:29, 24 July 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:2821:28, 24 July 2016 diff hist +38 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Revision 1.4 with level shifting resistor dividers
- 21:2521:25, 24 July 2016 diff hist +30 N File:PSG for ZX81+35 REV 1.4.png version with resistor dividers
- 21:1621:16, 24 July 2016 diff hist +526 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →second final version, with sd-card interface
- 21:0821:08, 24 July 2016 diff hist +199 N File:PSG for ZX81+35 REV 1.4.pdf revised version with resistor dividers between PSG and SD-card slot to convert 5V PSG levels to 3V3 SD-card levels, datalines are pulled up clock and latch lines not (pulled low by resistor divider).
- 14:0314:03, 24 July 2016 diff hist +872 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →second final version, with sd-card interface
21 July 2016
- 13:4413:44, 21 July 2016 diff hist +46 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →second final version, with sd-card interface
- 13:4313:43, 21 July 2016 diff hist +57 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 13:4113:41, 21 July 2016 diff hist +43 N File:PSG for ZX81+35 REV 1.3 3D PREVIEW.png PSG board with SD-card interface 3D preview
19 July 2016
- 22:0022:00, 19 July 2016 diff hist −3 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →second final version, without sd-card interface
- 22:0022:00, 19 July 2016 diff hist +153 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →first final version, without sd-card interface
- 21:5821:58, 19 July 2016 diff hist +31 N File:PSG for ZX81+35 REV 1.3.png FIRST VERSION WITH SD-CARD SLOT
- 21:5421:54, 19 July 2016 diff hist +31 N File:PSG for ZX81+35 REV 1.3.pdf FIRST VERSION WITH SD-CARD SLOT
14 July 2016
- 22:1922:19, 14 July 2016 diff hist +27 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →first alpha version
- 22:1922:19, 14 July 2016 diff hist +6 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Third version
- 22:1822:18, 14 July 2016 diff hist +5 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own (ZX81+35) version
12 July 2016
- 21:4121:41, 12 July 2016 diff hist +1 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Third version
- 21:4021:40, 12 July 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Third version
- 21:3921:39, 12 July 2016 diff hist −1 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 21:3721:37, 12 July 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Third version
- 21:3621:36, 12 July 2016 diff hist −7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Third version
- 21:3621:36, 12 July 2016 diff hist +48 N File:PSG for ZX81+35 REV 1.2.png Third version, complete but GPIO's not yet used.
- 21:3421:34, 12 July 2016 diff hist −2 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Second version
- 21:3221:32, 12 July 2016 diff hist +13 N File:PSG for ZX81+35 REV 1.2.pdf third version
9 July 2016
- 13:1713:17, 9 July 2016 diff hist +209 ZX81PLUS35 ZX81 clone →17 May, 2016 Started with PSG expansion board
- 13:1513:15, 9 July 2016 diff hist +96 ZX81PLUS35 ZX81 clone →17 May, 2016 Started with PSG expansion board
- 13:0813:08, 9 July 2016 diff hist +10 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 13:0713:07, 9 July 2016 diff hist +5 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
6 July 2016
- 12:5012:50, 6 July 2016 diff hist +33 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 12:4712:47, 6 July 2016 diff hist +45 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →Second version
- 12:4612:46, 6 July 2016 diff hist +16 N File:PSG for ZX81+35 REV 1.1.png work in progress
5 July 2016
- 21:3221:32, 5 July 2016 diff hist +92 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 21:2921:29, 5 July 2016 diff hist 0 N File:PSG for ZX81+35 REV 1.1.pdf No edit summary
2 July 2016
- 16:3916:39, 2 July 2016 diff hist −1 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 16:3816:38, 2 July 2016 diff hist +5 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
29 June 2016
- 10:5110:51, 29 June 2016 diff hist +173 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 10:4810:48, 29 June 2016 diff hist +6 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 10:4810:48, 29 June 2016 diff hist +2 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
28 June 2016
- 20:5820:58, 28 June 2016 diff hist +69 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 20:5420:54, 28 June 2016 diff hist +382 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 20:2520:25, 28 June 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 20:2420:24, 28 June 2016 diff hist +7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 20:2320:23, 28 June 2016 diff hist +55 N File:PSG for ZX81+35 REV 1.0 medium.png Smaller version, not as absurdly large as the original.
- 20:0320:03, 28 June 2016 diff hist −7 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card →My own version
- 20:0220:02, 28 June 2016 diff hist +616 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:4419:44, 28 June 2016 diff hist +29 N File:PSG for ZX81+35 REV 1.0.png First version PSG for ZX81+35
27 June 2016
- 09:4209:42, 27 June 2016 diff hist +11 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
26 June 2016
- 23:0923:09, 26 June 2016 diff hist +27 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 23:0923:09, 26 June 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 22:5922:59, 26 June 2016 diff hist +1 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 22:5822:58, 26 June 2016 diff hist +1,242 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 22:3922:39, 26 June 2016 diff hist +54 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 22:3722:37, 26 June 2016 diff hist +4 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 22:3622:36, 26 June 2016 diff hist +73 N Zon X-81 expansion for ZX81+35 Mahjongg moved page Zon X-81 expansion for ZX81+35 to Zon X-81 Programmable Sound Generator expansion for ZX81+35: more descriptive name current
- 22:3622:36, 26 June 2016 diff hist 0 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card Mahjongg moved page Zon X-81 expansion for ZX81+35 to Zon X-81 Programmable Sound Generator expansion for ZX81+35: more descriptive name
24 June 2016
- 21:2321:23, 24 June 2016 diff hist +417 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 21:0421:04, 24 June 2016 diff hist +202 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 11:2611:26, 24 June 2016 diff hist 0 File:Sound expansion (preliminary)-1.png Mahjongg uploaded a new version of File:Sound expansion (preliminary)-1.png
23 June 2016
- 19:3019:30, 23 June 2016 diff hist 0 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:2819:28, 23 June 2016 diff hist +53 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:2419:24, 23 June 2016 diff hist −2 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:2219:22, 23 June 2016 diff hist 0 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:2119:21, 23 June 2016 diff hist +42 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:1819:18, 23 June 2016 diff hist +195 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 19:1119:11, 23 June 2016 diff hist +122 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 18:5118:51, 23 June 2016 diff hist +316 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 08:0308:03, 23 June 2016 diff hist +1 m Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 08:0208:02, 23 June 2016 diff hist +1 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 08:0208:02, 23 June 2016 diff hist −5 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 08:0108:01, 23 June 2016 diff hist +15 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 07:5707:57, 23 June 2016 diff hist +2 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
- 07:4707:47, 23 June 2016 diff hist +205 Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card No edit summary
22 June 2016
- 21:0721:07, 22 June 2016 diff hist +301 N Zon ZX-81 Programmable Sound Generator expansion for ZX81PLUS35 with working SD-Card Created page with "The ZON X-81 is a sound generator based on the famous AY-3-8912 PSG. This is a remake for my ZX-81+35 clone. It features stereo sound outputs, and also enables the GPIO's, to..."
21 June 2016
- 21:0321:03, 21 June 2016 diff hist 0 File:ZONX sound expansion REV 2,0.pdf Mahjongg uploaded a new version of File:ZONX sound expansion REV 2,0.pdf
19 June 2016
- 23:3923:39, 19 June 2016 diff hist 0 File:Sound expansion (preliminary)-1.png Mahjongg uploaded a new version of File:Sound expansion (preliminary)-1.png
- 21:3921:39, 19 June 2016 diff hist +24 N File:ZONX sound expansion REV 2,0.pdf second corrected version
14 June 2016
- 21:0621:06, 14 June 2016 diff hist +81 N File:ZON X sound expansion.pdf ZX81 Programmable Sound expansion from BI-PAK; succeed the earlier model ZON X-81