Sensors can detect specific entities or functions by looking for them in the environment [1]. Electromechanical, optoelectrical, or electronic equipment can all be used to create these devices. Detectors for physical presence, such as flame or metal, can be found. Others include sensors that monitor gas and chemical concentrations and other sorts of sensors. There are additional varieties that can detect motion or closeness, while others can monitor ...
2. IoT Sensors and Their Interfacing Protocols
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