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# scd40-rusty-pi # scd40-rusty-pi
![Animation of a web page with CO2PPM, temperature, and humidity values and the CO2PPM value updates every few seconds](images/scd40-web-results-450-gifsicle.gif)
A Raspberry Pi Pico W implementation of a SCD40 based CO2 PPM monitor, it has a A Raspberry Pi Pico W implementation of a SCD40 based CO2 PPM monitor, it has a
web interface where the current values can be viewed. This is designed to work web interface where the current values can be viewed. This is designed to work
with an I2C SCD40 module. with an I2C SCD40 module.
Please note that I am on about day 5 of learning Rust, so this code is not
provided with the intention of it being a correct example to follow. Comments
and feedback are welcomed! This is part of my own learning process.
***This is a work in progress.*** ***This is a work in progress.***
![A Pico W next to a SCD40 module on a breadboard connected with some wires](images/pico_w_with_scd40_on_breadboard_20250317_133557.jpg)
## Compiling - picoserve mod ## Compiling - picoserve mod
I struggled to get `embassy` + `picoserve` to compile together using crates.io I struggled to get `embassy` + `picoserve` to compile together using crates.io

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