The DS18B20 temperature sensor is a digital sensor that uses a 1-Wire interface to communicate with an Arduino board. The sensor is capable of measuring temperatures between -55 and 125 degrees ...

Each DS18B20 temperature sensor has a unique 64-bit serial code. This allows you to wire multiple sensors to the same data wire. So, you can get temperature from multiple sensors using just one ...

The design uses STC89C52RC microcontroller and semiconductor cooler to design portable refrigerator, using DS18B20 temperature sensor module, SSD1306 OLED display module, relay and aluminum heat sink.

People with visual disabilities, who have limited vision, will experience many obstacles in carrying out activities and social interaction. Equipment, in general, is not still user friendly for blind ...