A sensor is a device that detects the presence of a specific entity or function. A device can be electrical, optoelectrical, or electronic and made of specialty electronics or other sensitive materials[1,2]. Transducers are available to detect the physical presence, such as flame or metal. Other sensors include those that measure levels or detect gas and chemical presence. Some types detect motion or proximity, while others measure physical properties like temperature, pressure, ...
© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
G. R. KanagachidambaresanInternet of Things Using Single Board Computershttps://doi.org/10.1007/978-1-4842-8108-6_33. Programming SBCs
G. R. Kanagachidambaresan1
(1)
Chennai, India
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