HardLabs

MPL3115A2 barometer

Olin-Rocketry·boards·MPL3115A2/MPL3115A2_barometer.kicad_pcb

MPL3115A2 barometer PCB layout, top view — open source AVR/Arduino board by Olin-Rocketry

About the MPL3115A2 barometer PCB

MPL3115A2 barometer is an open source AVR/Arduino PCB design by Olin-Rocketry, published on GitHub. It is a 2-layer board measuring 9.4 × 9.1 mm, with 4 components from 4 distinct parts.

Its main chip is the ATMEGA16M1, from the AVR/Arduino family. By type, the board carries 3 capacitors and 1 IC.

From the project

Tutorial/Example PCBs

For ordering the boards, go to JLCPCB.com, and click on "Quote Now" button.

JLCPCB (ShenzhenJLC Electronics Co., Ltd.), is the largest PCB prototype enterprise in China, and a high-tech manufacturer specializing in quick PCB prototype and small-batch PCB production. You can order a minimum of 5 PCBs for just $2.

First: Upload the gerber files for the board by clicking the "Add gerber file" button. You’ll notice a message at the bottom if the file is successfully uploaded.

MPL3115A2 barometer, from the project README
From the project README

Main components on the MPL3115A2 barometer

ATMEGA16M1

MPL3115A2 barometer bill of materials (BOM)

4 components, 4 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ATMEGA16M1
MPL3115A2
U1
1
0.1UF
100n
C1
1
1UF
10u
C2
1
1UF
100n
C3

MPL3115A2 barometer design files

The KiCad project lives in the Olin-Rocketry/boards repository on GitHub; these links point at the commit this page was built from.

MPL3115A2 barometer: common questions

What microcontroller does the MPL3115A2 barometer use?

The MPL3115A2 barometer is built around the ATMEGA16M1, from the AVR/Arduino family.

How big is the MPL3115A2 barometer PCB?

The MPL3115A2 barometer measures 9.4 × 9.1 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the MPL3115A2 barometer?

4 components, from 4 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the MPL3115A2 barometer design files?

From the Olin-Rocketry/boards repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the MPL3115A2 barometer design in my own project?

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

Can I test firmware for the MPL3115A2 barometer 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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