Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

The working of this Arduino smart dustbin is very simple. The ultrasonic sensor acts as the input and the servo motor acts as the output, the Arduino UNO microcontroller is the main brain behind the ...

The current ratio is a liquidity ratio that measures a company’s ability to pay short-term obligations or those due within one year. It tells investors and analysts how a company can maximize ...

Connect a 4k7 kΩ pull-up resistor between the 1-Wire data line and 5V power. Note this applies to the Arduino platform, for ESP32 and 8266 you'll need to adjust the resistor value accordingly. For ...

Therefore, I developed an Open-source ESP32 project that uses an E-Ink display and a LED to show the indoor CO2 content. Take the small Sensor anywhere you go to monitor the Air Quality, with Battery ...