The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

All the modules are powered with 5V from the Arduino ... lcd.begin(); lcd.backlight(); lcd.setCursor(0, 0); lcd.print("Smart Helmet"); delay(1000); lcd.clear(); Next, the ignitionRelay and buzzerPin ...

Not only are freezers hard on batteries, they’re hard on WiFi signals as well, so [Jeff] built his own temperature monitor to solve both of these issues. The obvious solution here is to have a ...

A good inverter AC gives you better control over cooling while consuming less power. It works by adjusting the compressor speed to maintain a steady temperature, so your room stays cool without ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages ...

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Abstract: Many modern thermal processing systems involve temperature control of heated plates, where the plate can be a single wafer, heated by an array of tungsten halogen lamps from one or both ...

This library allows an Arduino board to control LiquidCrystal displays (LCDs) based on the Hitachi HD44780 (or a compatible) chipset, which is found on most text-based LCDs. This library is free ...

This study uses Arduino Mega microcontroller as the main control, proximity sensor to detect the presence ... When going to use hot water, blind people can choose a temperature with a setpoint of $50^ ...