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Keyboard pcb tutorial

GreatWizard·keyboard-pcb-tutorial

Keyboard pcb tutorial layout, top view — open source AVR/Arduino board by GreatWizard

About the Keyboard pcb tutorial

Keyboard pcb tutorial is an open source AVR/Arduino PCB design by GreatWizard, published on GitHub. It is a 2-layer board measuring 93.7 × 38.1 mm, with 24 components from 13 distinct parts.

Its main chip is the ATmega32U4-AU, from the AVR/Arduino family. By type, the board carries 7 capacitors, 4 LEDs, 4 diodes, 4 resistors, 1 IC and 1 crystal.

It belongs with the keyboards designs in this gallery.

From the project

Keyboard PCB Tutorial

Repository following PCB Designer Guide from ai03.

Keyboard pcb tutorial, from the project README
From the project README

Main components on the Keyboard pcb tutorial

ATmega32U4-AU

Keyboard pcb tutorial bill of materials (BOM)

24 components, 13 distinct parts.

QtyPartRefs
1
ATmega32U4-AU
U1
1
16MHz
Y1
1
500mA
F1
1
SW_Push
SW1
1
Molex-0548190589
USB1
4
MX-NoLED
MX1, MX2, MX3, MX4
4
SOD-123
D1, D2, D3, D4
2
22pF
C1, C2
1
1uF
C3
3
0.1uF
C4, C5, C6
1
10uF
C7
2
10k
R1, R4
2
22
R2, R3

Keyboard pcb tutorial design files

The KiCad project lives in the GreatWizard/keyboard-pcb-tutorial repository on GitHub; these links point at the commit this page was built from.

Keyboard pcb tutorial: common questions

What microcontroller does the Keyboard pcb tutorial use?

The Keyboard pcb tutorial is built around the ATmega32U4-AU, from the AVR/Arduino family.

How big is the Keyboard pcb tutorial?

The Keyboard pcb tutorial measures 93.7 × 38.1 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Keyboard pcb tutorial?

24 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the Keyboard pcb tutorial design files?

From the GreatWizard/keyboard-pcb-tutorial repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Keyboard pcb tutorial design in my own project?

The repository has no license, so all rights stay with GreatWizard. Use it as a reference, and ask the author before reusing the design.

Can I test firmware for the Keyboard pcb tutorial without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.

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