User contributions for Mahjongg
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23 August 2022
- 14:4314:43, 23 August 2022 diff hist +476 ZX81plus38 simple to build ZX-81 clone →May 3, 2022 After more than two year of covid related delay I finally re-started building my own copy
- 14:3314:33, 23 August 2022 diff hist +166 ZX81plus38 simple to build ZX-81 clone →August 22, 2022 Tests reveal joystick logic not working
- 14:3014:30, 23 August 2022 diff hist +48 N File:ZX81+38 rev 1.9 component placement.png added RN3 resistor network 5 x 10K
- 13:5413:54, 23 August 2022 diff hist +38 ZX81plus38 simple to build ZX-81 clone →August 22, 2022 Tests reveal joystick logic not working
- 13:5113:51, 23 August 2022 diff hist 0 File:ZX81plus38rev1,9.png Mahjongg uploaded a new version of File:ZX81plus38rev1,9.png
- 13:4413:44, 23 August 2022 diff hist +100 N File:ZX81plus38rev1,9.png picture version (.PNG medium quality) of revision 1.9 with improved joystick circuitry
- 13:3113:31, 23 August 2022 diff hist +80 ZX81plus38 simple to build ZX-81 clone →August 22, 2022 Tests reveal joystick logic not working
- 13:3013:30, 23 August 2022 diff hist +115 N File:ZX81plus38rev1,9.pdf revision 1.9 has revised joystick circuitry, with R23 = 1K and 10K pulldowns on bases of transistors.
22 August 2022
- 16:0316:03, 22 August 2022 diff hist −103 ZX81plus38 simple to build ZX-81 clone →August 22, 2022 Tests reveal joystick logic not working
- 15:5915:59, 22 August 2022 diff hist +70 ZX81plus38 simple to build ZX-81 clone →August 22, 2022 Tests reveal joystick logic not working
- 15:5115:51, 22 August 2022 diff hist +1,686 ZX81plus38 simple to build ZX-81 clone →August 10, 2022 its working, but have yet to connect the keyboard
9 August 2022
- 23:5323:53, 9 August 2022 diff hist +289 ZX81plus38 simple to build ZX-81 clone →August 10, 2022 its working, but have yet to connect the keyboard
- 23:4123:41, 9 August 2022 diff hist +629 ZX81plus38 simple to build ZX-81 clone →August 3, 2022 bad luck, I'm missing one HC IC
2 August 2022
- 22:5722:57, 2 August 2022 diff hist −1 m ZX81plus38 simple to build ZX-81 clone →August 3, 2022 bad luck, I'm missing one HC IC
- 22:5622:56, 2 August 2022 diff hist +79 ZX81plus38 simple to build ZX-81 clone →August 3, 2022 bad luck, Iḿ missing one IC
- 22:5222:52, 2 August 2022 diff hist +426 ZX81plus38 simple to build ZX-81 clone →August 3, 2022 bad luck, Iḿ missing one IC
- 22:4222:42, 2 August 2022 diff hist +859 ZX81plus38 simple to build ZX-81 clone →July 26, 2022 Updated all revision 1.8 files on GitHub
26 July 2022
- 18:1318:13, 26 July 2022 diff hist +123 ZX81plus38 simple to build ZX-81 clone →July 26, 2022 Updated all revision 1.8 files on GitHub
- 14:0014:00, 26 July 2022 diff hist +143 ZX81plus38 simple to build ZX-81 clone →July 26, 2022 Updated all revision 1.8 files on GitHub
- 13:5613:56, 26 July 2022 diff hist +358 ZX81plus38 simple to build ZX-81 clone →July 23 2022 JP1 has become unchangeable in rev 1.7