1209 / 4004 - Smart Coaster

VID0x1209
PID0x4004
OwnerPaul Hampson
LicenseCERN-OHL-S-2.0 license / GPL-3.0
Sitehttps://github.com/paulhampson/smart-coaster-hw
Sourcehttps://github.com/paulhampson/smart-coaster-fw

A smart drink coaster that allows you to track your fluid consumption through the day.

The firmware is implemented in Rust using the Embassy environment. The software runs on an R2040 and interfaces with a rotary encoder, OLED display, RGB LEDs, real time clock and a strain gauge. USB is to be used for firmware update and data interface to extract logs or real-time data.