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2 layers112 × 62 mmAtkeyboard, the printed circuit board in 3D

Small computer KB for ATMEGA328P-AU

Size
112 × 62 mm
Copper layers
2
Thickness
1.6 mm
Parts
80
Nets
29
Pads
201
Tracks, vias
1,121, 149
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
28 Aug 2019
Updated
29 Aug 2019

Overview

Atkeyboard is an open-source printed circuit board by ccadic, from the ccadic/atmega328kb repository on GitHub. It is a 2-layer board of 112 × 62 mm with 80 parts on 29 nets, routed with 1,121 tracks and 149 vias.

It is built around the ATMEGA328P-AU and ADXL345-EP. Its parts include 5 capacitors, 3 resistors, 3 connectors, 2 ICs and 1 crystal. It belongs with the AVR (ATmega, ATtiny) boards of this library.

Main components

2

README

README.md

atmega328kb

Small computer KB for ATMEGA328P-AU

Parts

80
QtyValueFootprintReferences
60SW_Push_45deg18650:SW_TP10030_1, A1, Alt1, ALTGR1, B1, BkSp1, C6, CTRL1, D1, DEL1, DownArrow1, E1, ESC1, EUR1, F1, Fn1 +44
4MountingHoleMounting_Holes:MountingHole_2.2mm_M2_ISO7380H2, H3, H4, H5
30.1uFCapacitors_SMD:C_0805_HandSolderingC1, C2, C3
222pFCapacitors_SMD:C_0805_HandSolderingC4, C5
2PUPSDAResistors_SMD:R_0805_HandSolderingR3, R4
110kResistors_SMD:R_0805_HandSolderingR1
18mhzCrystals:Crystal_SMD_HC49-SDY1
1ADXL34518650:ADXL345IC1
1AT328P-ProgPins4pads:4progJ1
1ATmega328P-AUHousings_QFP:LQFP-32_7x7mm_Pitch0.8mmU1
1ComClav4pads:6progJ2
1INTx18650:2PADSJ4
1LOGO18650:SOA_SoldermaskG***
1LOGO18650:SOALogo2G***

Questions

How big is the Atkeyboard PCB?

It measures 112 × 62 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Atkeyboard use?

80 parts, built around the ATMEGA328P-AU and ADXL345-EP. 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 Atkeyboard KiCad files?

From the ccadic/atmega328kb repository on GitHub, at the commit this page was made from: the board is atkeyboard/atkeyboard.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Atkeyboard design in my own project?

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

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