Temperature Sensor DS18B20

Product details

The SparkFun DS18B20 Digital Temperature Sensor is a user-favorite for its accuracy, ease of use, and versatility. This sensor measures temperature in degrees Celsius with user-selectable resolution (9-12 bits) and a wide range of -55°C to +125°C. Here's why the DS18B20 is a must-have for your projects: Key Features: Unique 1-Wire Interface: Requires only one data pin for communication, simplifying wiring. Multi-Sensor Support: Each sensor has a unique 64-bit ID, allowing you to use multiple sensors on a single bus. Flexible Power Options: Powered directly from the data line (3.0V to 5.5V) or by an external source. High Accuracy: Offers ±0.5°C accuracy from -10°C to +85°C. Programmable Resolution: Choose between 9-12 bit resolution for optimal balance between precision and speed. Alarm Functionality: Set temperature alarms for automated control in your projects. Applications: Arduino Projects: Ideal for data logging, temperature control systems, and more. Thermostatic Controls: Monitor and regulate temperature in various applications. Industrial Systems: Integrate precise temperature measurement into industrial processes. Consumer Products: Enhance temperature control in appliances and devices. Scientific Experiments: Conduct accurate and reliable temperature measurements. Upgrade your projects with the SparkFun DS18B20 Digital Temperature Sensor and experience precise temperature monitoring at an affordable price. Datasheet: http://datasheets.maximintegrated.com/en/ds/DS18B20.pdf Example code #include <OneWire.h> #include <DallasTemperature.h> const int ONE_WIRE_BUS = 2 ; const int GND_PIN = 8 ; const int VCC_PIN = 7 ; const int LED_PIN = LED_BUILTIN; // Pin 13 on Uno/Nano const int REQUIRED_SAMPLES = 2 ; OneWire oneWire ( ONE_WIRE_BUS ) ; DallasTemperature sensors ( & oneWire) ; DeviceAddress deviceAddress; // Result status bool testPassed = false ; void powerDownSocket () { pinMode ( ONE_WIRE_BUS, OUTPUT ) ; digitalWrite ( ONE_WIRE_BUS, LOW ) ; digitalWrite ( VCC_PIN, LOW ) ; digitalWrite ( GND_PIN, LOW ) ; pinMode ( VCC_PIN, OUTPUT ) ; pinMode ( GND_PIN, OUTPUT ) ; } void powerUpSocket () { pinMode ( GND_PIN, OUTPUT ) ; digitalWrite ( GND_PIN, LOW ) ; pinMode ( VCC_PIN, OUTPUT ) ; digitalWrite ( VCC_PIN, HIGH ) ; pinMode ( ONE_WIRE_BUS, INPUT ) ; delay ( 150 ) ; // Power-on stabilization delay } void printAddress ( DeviceAddress addr) { for ( uint8_t...

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