2 layers195 × 148 mm
2 layers173.5 × 145 mm
KeyModule L
cho45/Keble5Keyboard project
- Size
- 173.5 × 145 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 90
- Nets
- 66
- Pads
- 336
- Tracks, vias
- 717, 10
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 29 Aug 2016
- Updated
- 24 Mar 2018
Overview
KeyModule L is an open-source printed circuit board by cho45, from the cho45/Keble repository on GitHub. It is a 2-layer board of 173.5 × 145 mm with 90 parts on 66 nets, routed with 717 tracks and 10 vias.
It is built around the MCP23017-E/SS and RJ45. Its parts include 1 capacitor, 1 IC and 1 connector.
Main components
2README
README.mdKeble
My Keyboard project
Schematic/PCB Project
This is KiCAD project.
Open Root.sch for viewing overall schematic.
Using Hardwares
- BLE Nano (nRF51288)
- MCP23017 (I2C GPIO)
- Gateron Switches (Cherry MX compatible)
Firmware
Parts
90| Qty | Value | Footprint | References |
|---|---|---|---|
| 40 | D | Diodes_ThroughHole:Diode_DO-35_SOD27_Horizontal_RM10 | D_L0, D_L1, D_L2, D_L3, D_L10, D_L11, D_L12, D_L13, D_L14, D_L15, D_L20, D_L21, D_L22, D_L23, D_L24, D_L25 +24 |
| 40 | SW_PUSH | myfootprint:MX1A | SW_53, SW_54, SW_55, SW_63, SW_L0, SW_L1, SW_L2, SW_L10, SW_L11, SW_L12, SW_L13, SW_L14, SW_L15, SW_L20, SW_L21, SW_L22 +24 |
| 2 | NiMH1.2V | myfootprint:BAT-P-00308 | BT2, BT3 |
| 1 | 0.1u | Capacitors_ThroughHole:C_Rect_L4_W2.5_P2.5 | C1 |
| 1 | CONN_01X06 | Socket_Strips:Socket_Strip_Straight_1x06 | CONBUS1 |
| 1 | MCP23017 | Housings_DIP:DIP-28_W7.62mm_LongPads | U2 |
| 1 | RJ45 | myfootprint:RJ45-7810-XPXC | J1 |
The 86 most common of 90 parts.
Questions
How big is the KeyModule L PCB?
It measures 173.5 × 145 mm and has 2 copper layers, 1.6 mm thick.
What parts does the KeyModule L use?
90 parts, built around the MCP23017-E/SS and RJ45. 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 KeyModule L KiCad files?
From the cho45/Keble repository on GitHub, at the commit this page was made from: the board is KeyModule-L.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the KeyModule L design in my own project?
Its repository states no licence, so its author keeps all rights: ask cho45 before reusing the design.
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