air-qua

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IoT-gamer / pico_hm3301_datalogger

Implements a standalone Air Quality Monitor using a Raspberry Pi Pico W and the HM3301 Particulate Matter sensor. It logs PM1.0, PM2.5, and PM10 data to an SD Card and acts as a BLE Peripheral to communicate with a mobile client for live readings, file transfer, and time synchronization.

data-logging iot-application microsd air-quality-monitor air-qua hm3301 pico-sdk raspberry-pi-pico pico-w

Updated Dec 11, 2025
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EPICDRAGOBYTOP / air-quality-card

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🌬 Monitor indoor air quality with real-time data, WHO-based health thresholds, gradient graphs, and smart ventilation tips for Home Assistant.

air-quality sensors pm25 co2 radon hacs iot-application aqi air-qua pm1 custom-card air-visual lovelace-custom-card pico-sdk raspberry-pi-pico custom-lovelacecard

Updated Sep 6, 2026
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