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Hearty-LED-Necklace-Badge

niteshkadyan·Hearty-LED-Necklace-Badge·Vday/Vday.kicad_pcb

Hearty-LED-Necklace-Badge PCB layout, top view — open source AVR/Arduino board by niteshkadyan

About the Hearty-LED-Necklace-Badge PCB

Hearty-LED-Necklace-Badge is an open source AVR/Arduino PCB design by niteshkadyan, published on GitHub under the MIT license. It is a 2-layer board measuring 66.7 × 61.7 mm, with 173 components from 21 distinct parts.

Its main chip is the ATMEGA328P-AU, from the AVR/Arduino family. Other key parts include the MCP73831-SOT, ULN2803A, 74HC595, XC6210B332MR and HM-11BLE. By type, the board carries 131 diodes, 23 resistors, 7 ICs, 6 capacitors, 3 connectors and 2 switches.

It belongs with the wearables designs in this gallery.

From the project

Kicad project files and Android app for the Hearty LED wearable necklace cum badge

Main components on the Hearty-LED-Necklace-Badge

ATMEGA328P-AUMCP73831-SOTULN2803A74HC595XC6210B332MRHM-11BLE

Hearty-LED-Necklace-Badge bill of materials (BOM)

173 components, 21 distinct parts.

QtyPartRefs
1
ATMEGA328P-AU
U1
1
MCP73831-SOT
U2
1
ULN2803A
U3
2
74HC595
U4, U5
1
XC6210B332MR
U6
1
HM-11BLE
U7
1
Crystal_GND2
Y1
1
USB_A
J1
1
Conn_02x03_Counter_Clockwise
J2
1
Conn_01x02
J3
1
SW_Push
SW1
1
SW_SPDT
SW2
131
LED
D1, D2, D3, D4, D5, D6, D7, D8 +123
1
0.1uf
C1
3
10uf
C2, C7, C8
2
1uF
C5, C6
2
10K
R1, R22
3
470
R2, R3, R21
1
5K
R4
16
R
R5, R6, R7, R8, R9, R10, R11, R12 +8
Show 1 more
QtyPartRefs
1
20K
R23

Hearty-LED-Necklace-Badge design files

The KiCad project lives in the niteshkadyan/Hearty-LED-Necklace-Badge repository on GitHub; these links point at the commit this page was built from.

Hearty-LED-Necklace-Badge: common questions

What microcontroller does the Hearty-LED-Necklace-Badge use?

The Hearty-LED-Necklace-Badge is built around the ATMEGA328P-AU, from the AVR/Arduino family.

How big is the Hearty-LED-Necklace-Badge PCB?

The Hearty-LED-Necklace-Badge measures 66.7 × 61.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Hearty-LED-Necklace-Badge?

173 components, from 21 distinct parts. The full bill of materials is listed on this page.

Where can I download the Hearty-LED-Necklace-Badge design files?

From the niteshkadyan/Hearty-LED-Necklace-Badge repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Hearty-LED-Necklace-Badge design in my own project?

Yes, under the terms of its MIT license, which niteshkadyan chose for the repository.

Can I test firmware for the Hearty-LED-Necklace-Badge 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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