#embedded-firmware on Hacker News

3 stories tagged embedded-firmware, newest first.

Screenshot of github.com: $96 3D-printed rocket that recalculates its mid-air trajectory using a $5 sensor

$96 3D-printed rocket that recalculates its mid-air trajectory using a $5 sensor (github.com)

366 points by ZacnyLos 7 months ago | 332 comments

GitHub repository with CAD files, firmware, and simulation for a low-cost 3D-printed guided rocket and launcher system.

3d-printing rocketry guidance-systems embedded-firmware

Screenshot of github.com: Ultrathin business card runs a fluid simulation

Ultrathin business card runs a fluid simulation (github.com)

1055 points by wompapumpum 1 year ago | 211 comments

GitHub repository for flip-card, an ultrathin PCB business card that runs a fluid simulation, with firmware, simulation crate, and KiCad PCB files.

pcb-design fluid-simulation embedded-firmware kicad

Screenshot of networkedartifacts.com: Show HN: Air Lab – A portable and open air quality measuring device

Show HN: Air Lab – A portable and open air quality measuring device (networkedartifacts.com)

448 points by 256dpi 1 year ago | 178 comments

A web-based simulator running the Air Lab firmware, emulating a portable open air quality monitor that measures CO2, VOC, NOx, humidity, and pressure.

air-quality esp32 emscripten co2-sensor

#embedded-firmware on Hacker News

$96 3D-printed rocket that recalculates its mid-air trajectory using a $5 sensor(github.com)

Ultrathin business card runs a fluid simulation(github.com)

Show HN: Air Lab – A portable and open air quality measuring device(networkedartifacts.com)

$96 3D-printed rocket that recalculates its mid-air trajectory using a $5 sensor (github.com)

Ultrathin business card runs a fluid simulation (github.com)

Show HN: Air Lab – A portable and open air quality measuring device (networkedartifacts.com)