Uploads by Mahjongg
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This special page shows all uploaded files.
| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 19:10, 7 March 2019 | IMG 20190306 200302.jpg (file) |  |
288 KB | cropped | 2 |
| 18:54, 7 March 2019 | IMG 20190307 195142.jpg (file) |  |
1.67 MB | 1 | |
| 18:53, 7 March 2019 | IMG 20190307 194938.jpg (file) |  |
1.86 MB | 1 | |
| 23:14, 3 March 2019 | Schermafbeelding 2019-02-26 om 23.59.55.png (file) |  |
630 KB | you need to buy 62 1$ PCB's to pay for a $62 order | 1 |
| 10:07, 1 February 2019 | Ordering 10x10cm PCB.png (file) |  |
231 KB | cropped | 2 |
| 10:03, 1 February 2019 | Ordering the keyboard PCBs.png (file) |  |
403 KB | cropped | 2 |
| 21:29, 29 January 2019 | Login at PCBWay.png (file) |  |
980 KB | main page of PCBWay, logging in as mahjongg | 1 |
| 18:34, 17 January 2019 | Rhococo keys detail, with 3mm thick wood.PNG (file) |  |
26 KB | Test to see if 3mm thick wood on a 5.8mm high brass standoff offers gives the keys enough height to peek through the hole above the wood, left key is "pressed" (0.35mm lowered). Conclusion, all is well. | 1 |
| 18:31, 17 January 2019 | RhoCoCo 3D preview rendering with slanted keyboard 2.PNG (file) |  |
135 KB | Now with softly rounded keytops | 5 |
| 16:23, 21 December 2018 | RhoCoCo 3D preview rendering with slanted keyboard.PNG (file) |  |
55 KB | Updated, side-view with main PCB now on 5.8mm standoffs, and front, back and back-top plate | 2 |
| 22:53, 18 December 2018 | S-l1600.jpg (file) |  |
12 KB | cropped, and changed to 8-lead version. | 2 |
| 22:19, 18 December 2018 | Rhococo keyboard PCB Layout for rev 1,8.png (file) |  |
22 KB | 8x8mm Corner cutouts, enlarged solderpads for 6-wire and 8-wire cables. | 1 |
| 14:37, 17 December 2018 | RhoCoCo 3D full preview rendering with red enclosure.PNG (file) |  |
97 KB | Keyboard key positions updated from keyboard PCB gerber. Solid instead of semi-transparent | 2 |
| 12:25, 10 December 2018 | Rhococo revision 1.8.png (file) |  |
337 KB | Restored missing stereo jack | 2 |
| 10:44, 10 December 2018 | RhoCoCo rev1,8 keyboard PCB rendering bottom.PNG (file) |  |
78 KB | PCB rendering keyboard for rev1,8 bottom (solder) side | 1 |
| 10:43, 10 December 2018 | RhoCoCo rev1,8 keyboard PCB rendering top.PNG (file) |  |
83 KB | PCB rendering keyboard for rev 1,8 top | 1 |
| 10:39, 10 December 2018 | RhoCoCo rev1,8 PCB rendering bottom.PNG (file) |  |
274 KB | Rev1,8 PCB pre-rendering bottom | 1 |
| 10:36, 10 December 2018 | RhoCoCo rev1,8 PCB rendering top.PNG (file) |  |
338 KB | Revision 1.8 PCB pre-rendering top side | 1 |
| 20:51, 9 December 2018 | Rhococo keyboard.png (file) |  |
94 KB | Deluxe Version for rev 1,8 | 2 |
| 20:40, 9 December 2018 | FULL RHOCOCO-keyboard-io.png (file) |  |
104 KB | Revision 1,8 of December 9, 2018 | 4 |
| 20:39, 9 December 2018 | FULL RHOCOCO-z80.png (file) |  |
333 KB | Revision 1,8 with 256K memory mapper | 5 |
| 20:33, 9 December 2018 | FULL RHOCOCO-main.png (file) |  |
241 KB | 5 | |
| 20:05, 9 December 2018 | RHOCOCO rev 1,8 schematic.pdf (file) |  |
189 KB | Final version with 256K memory mapper rev 1,8 December 9, 2018 | 1 |
| 20:03, 9 December 2018 | Rhococo rev 1,8.png (file) |  |
84 KB | Finalized version rev1,8. With 256K memory mapper | 1 |
| 00:07, 5 December 2018 | Rhococo rev 1,7 fully layed out.png (file) |  |
73 KB | All connections made (100% routed) rev 1,7, needs another round of optimizing and cleanup. December 5, 2018. | 1 |
| 18:16, 2 December 2018 | RHOCOCO rev 1,7.pdf (file) | |
185 KB | mapper address lines A14, A15 and A16 to expansion port | 2 |
| 18:03, 2 December 2018 | Rhococo rev 1,7 partly layed out.png (file) |  |
76 KB | 2 december More work done, RAM-A14 RAM-A15 and RAM-A16 to expansion connector, LS670 labeled on silk screen | 3 |
| 16:39, 28 November 2018 | Rhococo with 74LS670 PCB.png (file) |  |
299 KB | More realistic resistor size for cheap generic 1/4 watt resistors. | 5 |
| 13:26, 21 November 2018 | Memory mapper.PNG (file) |  |
47 KB | Corrected version, A14 A15 now on the read inputs, and Z80-D0 Z80-D1 on the write inputs | 2 |
| 10:37, 31 October 2018 | RhoCoCo rev1,6 PCB rendering full.PNG (file) |  |
339 KB | Rendering of revision 1.6 with power and debug LEDs | 1 |
| 21:16, 23 October 2018 | RHOCOCO rev 1,6.pdf (file) | |
101 KB | Version with power and debug LED's, only the first of three sheets has changed from rev 1.5. | 1 |
| 20:43, 23 October 2018 | RhoCoCo Rev 1,6.png (file) |  |
72 KB | Added connection for power LED, and an on-board (optional) 3mm Debug LED on the second 64K-bank select line (that is unlikely to be needed in the stage where a debug LED is needed, and could be handy when debugging page switch routines). | 1 |
| 22:02, 9 October 2018 | Keyboard for rhococo rev 1.2.pdf (file) | |
48 KB | Deluxe version with 3 extra keys, and 3 keys for space-bar | 1 |
| 21:52, 9 October 2018 | Rhococo keyboard PCB Layout rev 1.2 2018-10-09.png (file) |  |
29 KB | Deluxe keyboard with 3 added keys, and larger space-bar. | 1 |
| 14:27, 8 October 2018 | 719gZirJI6L. SY355 .jpg (file) |  |
18 KB | Supply suitable for my Hydra, after protecting settings with duct tape. | 1 |
| 09:33, 26 September 2018 | Rhococo keyboard PCB rendering bottom.PNG (file) |  |
67 KB | 1 | |
| 09:27, 26 September 2018 | Rhococo keyboard PCB rendering top.PNG (file) |  |
72 KB | 1 | |
| 21:55, 25 September 2018 | Keyboard PCB layout 2018-09-19 01-33-02.png (file) |  |
26 KB | Checked (errors repaired) and optimized plus added drill holes | 2 |
| 10:25, 14 September 2018 | RhoCoCo rev1,5 PCB rendering bottom.PNG (file) |  |
258 KB | 1 | |
| 10:17, 14 September 2018 | RhoCoCo rev1,5 PCB rendering full.PNG (file) |  |
324 KB | 1 | |
| 20:59, 11 September 2018 | Rhococo rev1,5.png (file) |  |
84 KB | corrected sd-card holder footprint | 1 |
| 11:16, 5 September 2018 | RhoCoCo rev 1.4 bottom layer.png (file) |  |
62 KB | cropped to exclude KiCad window | 2 |
| 11:12, 5 September 2018 | RhoCoCo rev 1,4 top layer.png (file) |  |
63 KB | stripped off KiCad window | 2 |
| 11:10, 5 September 2018 | RhoCoCo rev 1,4.png (file) |  |
104 KB | Stripped of KiCad window | 3 |
| 23:46, 4 September 2018 | RhoCoCo rev1,4.pdf (file) | |
182 KB | Corrected keyboard connectors, changed sd-card holder to Molex SD-67600-006 | 1 |
| 23:19, 28 August 2018 | RhoCoCo bottom copper van 2018-08-29 00-59-22.png (file) |  |
162 KB | RhoCoCo rev 1.3 bottom copper | 1 |
| 23:16, 28 August 2018 | RhoCoCo top copper van 2018-08-29 00-58-26.png (file) |  |
175 KB | Rev 1.3 Now with smt pads | 2 |
| 23:09, 28 August 2018 | RhoCoCo van 2018-08-29 00-54-18.png (file) |  |
200 KB | Rotated some text | 2 |
| 23:09, 21 August 2018 | Schermafdruk van 2018-08-22 00-37-31.png (file) |  |
208 KB | Using green for top layer, and red for bottom layer, top solder pads now dark green | 2 |
| 00:18, 4 August 2018 | Schermafdruk van 2018-08-04 02-03-05.png (file) |  |
207 KB | 1 |
