ดูว่าดีไหม พร้อมส่ง-1M/2M/3M Waterproof DS18b20 temperature probe stainless steel package

รายละเอียดของสินค้า พร้อมส่ง-1M/2M/3M Waterproof DS18b20 temperature probe stainless steel package

พร้อมส่ง-1M/2M/3M Waterproof DS18b20 temperature probe stainless steel package
***** รับประกันสินค้า 30 วัน *****
The probe uses the original DS18B20 temperature sensor chip
High quality stainless steel tube package waterproof, moisture proof and rustproof
Stainless steel casing (6*50mm), lead length 100 cm.
Each probe is individually packaged after rigorous testing
3.0V ~ 5.5V power supply
9 to 12 adjustable resolution
Wide temperature range -55°C to +125°C
Unique single bus interface without external components
Output leads: red (VCC), yellow (DATA), black (GND)
Lenght: 1M, 2M, 3M
Arduino UNO connect DS18B20 example code
#include < OneWire .h>
#include

OneWire ourWire (2); // Pin 2 is set as OneWire bus

DallasTemperature sensors (& ourWire); // Declare a variable or object for our sensor
void setup () {
delay (1000);
Serial . begin (9600);
sensors begin (); // The sensor starts
}

void loop () {
sensors.requestTemperatures (); // The command is sent to read the temperature
float temp = sensors.getTempCByIndex (0); // The temperature is obtained in ° C
Serial . print ( "Temperature =" );
Serial . print (temp);
Serial . println ( "C" );
delay (100);
}