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Atmega BM83 RevB

Antonio-Balestrino·Bluetooth-Speaker-Senior-Design·docs/Kicad Files/Atmega_BM83_Board/Atmega_BM83_RevB.kicad_pcb

Atmega BM83 RevB PCB layout, top view — open source AVR/Arduino board by Antonio-Balestrino

About the Atmega BM83 RevB PCB

Atmega BM83 RevB is an open source AVR/Arduino PCB design by Antonio-Balestrino, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 114.3 × 88.9 mm, with 29 components from 24 distinct parts.

Its main chip is the ATmega328P-P, from the AVR/Arduino family. Other key parts include the LM7805_TO220 and LF353N. By type, the board carries 10 connectors, 10 resistors, 5 capacitors, 3 ICs and 1 test point.

It belongs with the audio and iot & wireless designs in this gallery.

From the project

Bluetooth Speaker Senior Design Project: Welcome to the repository for our senior design group project focused on building a Bluetooth speaker! This project aims to create a portable and versatile Bluetooth speaker system with a focus on high-quality audio output and user-friendl

Bluetooth Speaker Senior Design Project: Welcome to the repository for our senior design group project focused on building a Bluetooth speaker! This project aims to create a portable and versatile Bluetooth speaker system with a focus on high-quality audio output and user-friendly features.

Project Overview: Our project involves designing and constructing a Bluetooth speaker from scratch. We're incorporating various components including speakers, amplifiers, Bluetooth modules, microcontrollers, and power sources to create a fully functional and aesthetically pleasing speaker system.

Main components on the Atmega BM83 RevB

LM7805_TO220ATmega328P-PLF353N

Atmega BM83 RevB bill of materials (BOM)

29 components, 24 distinct parts.

QtyPartRefs
1
LM7805_TO220
U2
1
ATmega328P-P
U3
1
LF353N
U4
1
18V
J1
1
Out to Amp
J2
1
PWR SW
J3
1
Volume POT
J4
1
Pairing BTN
J5
1
PWR LED
J6
1
Pair LED
J7
2
Conn_01x12
J8, J9
1
ICE Header
J10
1
AOHPR
TP1
1
0.22uF
C1
2
0.1uF
C2, C4
1
10uF
C3
1
10uF
C5
2
1k
R1, R8
1
4.7k
R2
2
10k
R3, R4
Show 4 more
QtyPartRefs
1
15k
R6
1
12k
R7
1
1.96k
R9
2
100
R10, R11

Atmega BM83 RevB design files

The KiCad project lives in the Antonio-Balestrino/Bluetooth-Speaker-Senior-Design repository on GitHub; these links point at the commit this page was built from.

Atmega BM83 RevB: common questions

What microcontroller does the Atmega BM83 RevB use?

The Atmega BM83 RevB is built around the ATmega328P-P, from the AVR/Arduino family.

How big is the Atmega BM83 RevB PCB?

The Atmega BM83 RevB measures 114.3 × 88.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Atmega BM83 RevB?

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

Where can I download the Atmega BM83 RevB design files?

From the Antonio-Balestrino/Bluetooth-Speaker-Senior-Design repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Atmega BM83 RevB design in my own project?

Yes, under the terms of its Apache-2.0 license, which Antonio-Balestrino chose for the repository.

Can I test firmware for the Atmega BM83 RevB 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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