Showing posts from May, 2021

Arduino(22): Hall Effect Sensor

Hall effect-related applications are very extensive. I went to the blood donation center last week to donate …

Arduino(19): Voltage Sensor

If you want to use Arduino to measure external voltage, you must use the analog input pin of the Arduino deve…

Arduino: install Arduino IDE library

Every time I introduce the implementation of each device, sometimes I have to install the library, which is a…

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