Rotom-Hackpad
About the Rotom-Hackpad PCB
Rotom-Hackpad is an open source PCB design by Aquamangos, published on GitHub. It is a 2-layer board measuring 98.2 × 90 mm, with 30 components from 6 distinct parts.
Other key parts include the MOUDLE-SEEEDUINO-XIAO and ER_OLEDM0.91_1x-I2C. By type, the board carries 18 diodes, 10 switches and 2 ICs.
It belongs with the displays & leds and keyboards designs in this gallery.
From the project
A hackpad resembling a rotom phone
Main personal usage would be for volume control and macro keys (mic mute, etc)
+ 1x PCB from JCLPCB + 3x 3D printed parts [Top|Bottom|Knob Attachment] + 9x through-hole 1N4148 Diodes + 9x MX-Style switches + 1x EC11 Rotary encoders + 1x 0.91 inch OLED display + 9x white blank DSA keycaps + 9x SK6812 MINI-E LEDs + 4x M3x16mm screws + 4x M3x5mx4mm heatset inserts
Main components on the Rotom-Hackpad
Rotom-Hackpad bill of materials (BOM)
30 components, 6 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MOUDLE-SEEEDUINO-XIAO | XIAO-Generic-Hybrid-14P-2.54-21X17.8MM | U1 |
| 1 | ER_OLEDM0.91_1x-I2C | ER_OLEDM0.91_1x-I2C | U2 |
| 9 | SW_Push_45deg | SW_Cherry_MX_1.00u_PCB | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +1 |
| 1 | RotaryEncoder | RotaryEncoder_Alps_EC11E_Vertical_H20mm | SW11 |
| 9 | 1N914 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4, D5, D6, D7, D8 +1 |
| 9 | SK6812MINI-E | SK6812MINI-E_fixed | D10, D11, D12, D13, D14, D15, D16, D17 +1 |
Rotom-Hackpad design files
The KiCad project lives in the Aquamangos/Rotom-Hackpad repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb/rotom-board.kicad_pcb
- Schematicpcb/rotom-board.kicad_sch
Rotom-Hackpad: common questions
How big is the Rotom-Hackpad PCB?
The Rotom-Hackpad measures 98.2 × 90 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Rotom-Hackpad?
30 components, from 6 distinct parts. The full bill of materials is listed on this page.
Where can I download the Rotom-Hackpad design files?
From the Aquamangos/Rotom-Hackpad repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Rotom-Hackpad design in my own project?
The repository has no license, so all rights stay with Aquamangos. Use it as a reference, and ask the author before reusing the design.
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