A simple embedded system design for detecting dust level in the air using 8051 uP and PPD42NS dust sensor.
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Updated
Dec 11, 2020 - C
A simple embedded system design for detecting dust level in the air using 8051 uP and PPD42NS dust sensor.
Arduino / NodeMCU ESP8266 based project which displays the current Air Quality Index (AQI) on a seven-segment display.
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