HardLabs

Coglight badge-THT

hackerspace-ntnu·Coglight-badge-THT·KiCad/CogLightBadgeTHT.kicad_pcb

Coglight badge-THT PCB layout, top view — open source AVR/Arduino board by hackerspace-ntnu

About the Coglight badge-THT PCB

Coglight badge-THT is an open source AVR/Arduino PCB design by hackerspace-ntnu, published on GitHub. It is a 2-layer board measuring 71 × 99.5 mm, with 29 components from 9 distinct parts.

Its main chip is the ATtiny84A-PU, from the AVR/Arduino family. By type, the board carries 16 diodes, 6 resistors, 3 switches, 1 IC, 1 connector and 1 battery holder.

It belongs with the wearables designs in this gallery.

From the project

Elektronisk navneskilt

Main components on the Coglight badge-THT

ATtiny84A-PU

Coglight badge-THT bill of materials (BOM)

29 components, 9 distinct parts.

QtyPartRefs
1
ATtiny84A-PU
U1
1
AVR-ISP
J1
1
Battery_Cell
BT1
1
SW_SPDT
SW1
2
SW_Push
SW2, SW3
16
LED
D1, D2, D3, D4, D5, D6, D7, D8 +8
1
.1uF
C1
4
330
R1, R2, R3, R4
2
10k
R5, R6

Coglight badge-THT design files

The KiCad project lives in the hackerspace-ntnu/Coglight-badge-THT repository on GitHub; these links point at the commit this page was built from.

Coglight badge-THT: common questions

What microcontroller does the Coglight badge-THT use?

The Coglight badge-THT is built around the ATtiny84A-PU, from the AVR/Arduino family.

How big is the Coglight badge-THT PCB?

The Coglight badge-THT measures 71 × 99.5 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Coglight badge-THT?

29 components, from 9 distinct parts. The full bill of materials is listed on this page.

Where can I download the Coglight badge-THT design files?

From the hackerspace-ntnu/Coglight-badge-THT repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Coglight badge-THT design in my own project?

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

Can I test firmware for the Coglight badge-THT 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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