HardLabs

Atmega32u2-blender keypad

soramimi·atmega32u2-blender-keypad·pcb/20keypad.kicad_pcb

Atmega32u2-blender keypad PCB layout, top view — open source AVR/Arduino board by soramimi

About the Atmega32u2-blender keypad PCB

Atmega32u2-blender keypad is an open source AVR/Arduino PCB design by soramimi, published on GitHub. It is a 2-layer board measuring 81.3 × 115.6 mm, with 60 components from 13 distinct parts.

Its main chip is the ATmega32U2-AU, from the AVR/Arduino family. By type, the board carries 23 diodes, 20 switches, 8 resistors, 5 capacitors, 2 connectors and 1 IC.

From the project

Customized keypad for modeling with Blender.

Atmega32u2-blender keypad, from the project README
From the project README

Main components on the Atmega32u2-blender keypad

ATmega32U2-AU

Atmega32u2-blender keypad bill of materials (BOM)

60 components, 13 distinct parts.

QtyPartRefs
1
ATmega32U2-AU
U1
1
Crystal
Y1
1
USB_C_Receptacle_USB2.0
J1
1
AVR-ISP-6
J2
20
SW_Push
SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +12
20
D
D1, D2, D3, D4, D5, D6, D7, D8 +12
3
LED
D21, D22, D23
3
C
C1, C2, C5
2
CP
C3, C4
2
56k
R1, R2
2
22
R3, R4
1
4.7k
R5
3
2k
R6, R7, R8

Atmega32u2-blender keypad design files

The KiCad project lives in the soramimi/atmega32u2-blender-keypad repository on GitHub; these links point at the commit this page was built from.

Atmega32u2-blender keypad: common questions

What microcontroller does the Atmega32u2-blender keypad use?

The Atmega32u2-blender keypad is built around the ATmega32U2-AU, from the AVR/Arduino family.

How big is the Atmega32u2-blender keypad PCB?

The Atmega32u2-blender keypad measures 81.3 × 115.6 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Atmega32u2-blender keypad?

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

Where can I download the Atmega32u2-blender keypad design files?

From the soramimi/atmega32u2-blender-keypad repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Atmega32u2-blender keypad design in my own project?

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

Can I test firmware for the Atmega32u2-blender keypad 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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