2 layers106.4 × 95 mm
2 layers276 × 133 mm
MAS3k
Irmin/AS3K18Hardware mod for the AlphaSmart 3000 that swaps the keyboard out for a mechanical one
- Size
- 276 × 133 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 99
- Nets
- 26
- Pads
- 446
- Tracks, vias
- 647, 53
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 10 Sep 2017
- Updated
- 20 Jul 2020
Overview
MAS3k is an open-source printed circuit board by Irmin, from the Irmin/AS3K repository on GitHub. It is a 2-layer board of 276 × 133 mm with 99 parts on 26 nets, routed with 647 tracks and 53 vias.
Its parts include 77 switches and 2 connectors.
README
README.mdThe Mechanical AlphaSmart 3000
This is a hardware mod for the AlphaSmart 3000 that swaps the keyboard out for a mechanical one.
The revisions here have compatibility issues and are deprecated. Information on the most recent revision is available here.
Parts
99| Qty | Value | Footprint | References |
|---|---|---|---|
| 6 | case strut | MAS3k:case_strut | , , , , , |
| 1 | 0 | mx1a:MX1A | S62 |
| 1 | 1 | mx1a:MX1A | S8 |
| 1 | 2 | mx1a:MX1A | S14 |
| 1 | 3 | mx1a:MX1A | S20 |
| 1 | 4 | mx1a:MX1A | S26 |
| 1 | 5 | mx1a:MX1A | S32 |
| 1 | 6 | mx1a:MX1A | S38 |
| 1 | 7 | mx1a:MX1A | S44 |
| 1 | 8 | mx1a:MX1A | S50 |
| 1 | 9 | mx1a:MX1A | S56 |
| 1 | A | mx1a:MX1A | S10 |
| 1 | APPS | mx1a:MX1A | S73 |
| 1 | B | mx1a:MX1A | S35 |
| 1 | BKSLASH | mx1a:MX1A | S80 |
| 1 | BKSPACE | mx1a:MX1A | S79 |
| 1 | BKTICK | mx1a:MX1A | S2 |
| 1 | C | mx1a:MX1A | S23 |
| 1 | CAPS_LK | mx1a:MX1A | S4 |
| 1 | CLR_FILE | mx1a:MX1A | S67 |
| 1 | CMD | mx1a:MX1A | S18 |
| 1 | COMMA | mx1a:MX1A | S53 |
| 1 | CTRL | mx1a:MX1A | S6 |
| 1 | D | mx1a:MX1A | S22 |
| 1 | DOWN | mx1a:MX1A | S72 |
| 1 | E | mx1a:MX1A | S21 |
| 1 | END | mx1a:MX1A | S36 |
| 1 | ENTER | mx1a:MX1A | S76 |
| 1 | EQUALS | mx1a:MX1A | S74 |
| 1 | ESC | mx1a:MX1A | S48 |
| 1 | F | mx1a:MX1A | S28 |
| 1 | FFC_CONN_01X10 | MAS3k:HLW10R-2C7LF | J2 |
| 1 | FFC_CONN_01X16 | MAS3k:SLW16R-1C7LF | J1 |
| 1 | FILE1 | mx1a:MX1A | S7 |
| 1 | FILE2 | mx1a:MX1A | S13 |
| 1 | FILE3 | mx1a:MX1A | S19 |
| 1 | FILE4 | mx1a:MX1A | S25 |
| 1 | FILE5 | mx1a:MX1A | S31 |
| 1 | FILE6 | mx1a:MX1A | S37 |
| 1 | FILE7 | mx1a:MX1A | S43 |
| 1 | FILE8 | mx1a:MX1A | S49 |
| 1 | FIND | mx1a:MX1A | S24 |
| 1 | G | mx1a:MX1A | S34 |
| 1 | H | mx1a:MX1A | S40 |
| 1 | HOME | mx1a:MX1A | S30 |
| 1 | HYPHEN | mx1a:MX1A | S68 |
| 1 | I | mx1a:MX1A | S51 |
| 1 | J | mx1a:MX1A | S46 |
| 1 | K | mx1a:MX1A | S52 |
| 1 | L | mx1a:MX1A | S58 |
| 1 | LBRACKET | mx1a:MX1A | S69 |
| 1 | LEFT | mx1a:MX1A | S60 |
| 1 | LOPTION | mx1a:MX1A | S12 |
| 1 | LSHIFT | mx1a:MX1A | S5 |
| 1 | M | mx1a:MX1A | S47 |
| 1 | N | mx1a:MX1A | S41 |
| 1 | O | mx1a:MX1A | S57 |
| 1 | ON-OFF | mx1a:MX1A | S1 |
| 1 | P | mx1a:MX1A | S63 |
| 1 | PERIOD | mx1a:MX1A | S59 |
| 1 | mx1a:MX1A | S55 | |
| 1 | Q | mx1a:MX1A | S9 |
| 1 | QUOTE | mx1a:MX1A | S70 |
| 1 | R | mx1a:MX1A | S27 |
| 1 | RBRACKET | mx1a:MX1A | S75 |
| 1 | RIGHT | mx1a:MX1A | S77 |
| 1 | ROPTION | mx1a:MX1A | S54 |
| 1 | RSHIFT | mx1a:MX1A | S71 |
| 1 | S | mx1a:MX1A | S16 |
| 1 | SEMICOL | mx1a:MX1A | S64 |
| 1 | SEND | mx1a:MX1A | S78 |
| 1 | SLASH | mx1a:MX1A | S65 |
| 1 | SPACE | mx1a:MX1A | S42 |
| 1 | SPL_CHK | mx1a:MX1A | S61 |
| 1 | T | mx1a:MX1A | S33 |
| 1 | TAB | mx1a:MX1A | S3 |
| 1 | U | mx1a:MX1A | S45 |
| 1 | UP | mx1a:MX1A | S66 |
| 1 | V | mx1a:MX1A | S29 |
| 1 | W | mx1a:MX1A | S15 |
The 85 most common of 99 parts.
Questions
How big is the MAS3k PCB?
It measures 276 × 133 mm and has 2 copper layers, 1.6 mm thick.
What parts does the MAS3k use?
99 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the MAS3k KiCad files?
From the Irmin/AS3K repository on GitHub, at the commit this page was made from: the board is MAS3k/MAS3k.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the MAS3k design in my own project?
Its repository states no licence, so its author keeps all rights: ask Irmin before reusing the design.
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