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2 layersRadix, the printed circuit board in 3D

Various utilities for making keyboard development easier

Copper layers
2
Thickness
1.6 mm
Parts
142
Nets
103
Pads
780
Tracks, vias
0, 0
Routed
Not yet
KiCad
KiCad 5 (file 20171130)
Created
18 Jul 2018
Updated
21 Dec 2024

Overview

Radix is an open-source printed circuit board by cozykeys, from the cozykeys/resources repository on GitHub. It is a 2-layer board with 142 parts on 103 nets.

It is built around the ATMEGA32U4. Its parts include 64 switches, 63 diodes, 8 capacitors, 4 resistors and 1 IC. It belongs with the AVR (ATmega, ATtiny) boards of this library.

Main components

1

README

README.md

CozyKeys Resources

Parts

142
QtyValueFootprintReferences
63Dkeyboard_parts:D_SOD123_axialD1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +47
63KEYSWkeebs:Mx_Alps_100K1, K2, K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K20, K21, K22, K23 +47
40.1uCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC3, C4, C5, C6
210kResistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolderR1, R2
222Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolderR3, R4
222pCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC1, C2
11uCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC8
14.7uCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC7
1ATMEGA32U4Package_QFP:TQFP-44_10x10mm_P0.8mmU1
1Crystal_GND24Crystal:Crystal_SMD_SeikoEpson_FA238-4Pin_3.2x2.5mm_HandSolderingY1
1SW_PUSHButton_Switch_SMD:SW_SPST_TL3342SW1
1USB_mini_micro_Bkeyboard_parts:USB_microBJ1

Questions

What parts does the Radix use?

142 parts, built around the ATMEGA32U4. 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 Radix KiCad files?

From the cozykeys/resources repository on GitHub, at the commit this page was made from: the board is concepts/radix/pcb/test.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Radix design in my own project?

Its repository states no licence, so its author keeps all rights: ask cozykeys before reusing the design.

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