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Lighthouse buttons

mwuerms·lighthouse_hardware·kicad/lighthouse_buttons/lighthouse_buttons.kicad_pcb

Lighthouse buttons PCB layout, top view — open source board by mwuerms

About the Lighthouse buttons PCB

Lighthouse buttons is an open source PCB design by mwuerms, published on GitHub under the MIT license. It is a 2-layer board measuring 128 × 8 mm, with 8 components from 2 distinct parts.

By type, the board carries 7 switches and 1 connector.

It belongs with the sensors designs in this gallery.

From the project

+ lighthouse + buoy: hand sender, ble advertising

+ lighthouse + buoy: hand sender, ble advertising

- RF-MCU: nRF52840: NINA-B302-00B Module (ublox) - SWDIO connector (50 mil header) - RTC (optional): i2c + backup battery CV - sound module: DFPlayer mini - display 1: display time - display 2: lighting, simulate sunrise - Buttons - Sensors - ambient light sensor (ALS) - VEML7700-TR - TMD37253M much more than ALS, also proximity and color sensor - also maybe VEML3235, VEML6035 - rh sensor - SHT40-AD1B-R2 - p sensor - DPS368XTSA1 - microphone, maybe implement a "do I snore" functionality - CMM-4030DT-26354-TR

Lighthouse buttons, from the project README
From the project README

Lighthouse buttons bill of materials (BOM)

8 components, 2 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
Conn_01x06_Pin
J1
7
~
SW1, SW2, SW3, SW4, SW5, SW6, SW7

Lighthouse buttons design files

The KiCad project lives in the mwuerms/lighthouse_hardware repository on GitHub; these links point at the commit this page was built from.

Lighthouse buttons: common questions

How big is the Lighthouse buttons PCB?

The Lighthouse buttons measures 128 × 8 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Lighthouse buttons?

8 components, from 2 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 Lighthouse buttons design files?

From the mwuerms/lighthouse_hardware repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Lighthouse buttons design in my own project?

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

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