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Demo of Rust on ESP32C3 (using ESP-IDF) with MQTT and adafruit.io for temperature logging

About

This will read the temperature from a connected BMP180 sensor via I2C and send it via MQTT to adafruit.io every five minutes.

Screenshot

Setting Credentials

You need to set these environment variables for a successful build.

Name Value
SSID SSID of your WiFi access point
PASSWORD Your WiFi password
ADAFRUIT_IO_USERNAME Your adafruit.io username
ADAFRUIT_IO_KEY Your adafruit.io API key

To run the application connect your ESP32C3 development board with the BMP180 connected and execute cargo run

Wiring the BMP180 temperature sensor

BMP180 ESP32C3
SDA IO1
SCL IO2
GND GND
VCC 3.3V

Known good compiler version

rustc 1.62.0-nightly (60e50fc1c 2022-04-04)

License

Licensed under either of:

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

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MQTT temperature logger running on ESP32C3 in Rust (std)

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