46 lines
1.1 KiB
C++
Executable File
46 lines
1.1 KiB
C++
Executable File
#include <OneWire.h>
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#include <DallasTemperature.h>
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// Data wire is plugged into pin 2 on the Arduino
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#define ONE_WIRE_BUS 4
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// Setup a oneWire instance to communicate with any OneWire devices
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// (not just Maxim/Dallas temperature ICs)
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OneWire oneWire(ONE_WIRE_BUS);
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// Pass our oneWire reference to Dallas Temperature.
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DallasTemperature sensors(&oneWire);
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void setup(void)
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{
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// start serial port
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Serial.begin(9600);
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Serial.println("Dallas Temperature IC Control Library Demo");
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pinMode(5,OUTPUT);
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// Start up the library
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sensors.begin();
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}
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void loop(void)
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{
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digitalWrite(5,HIGH);
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// call sensors.requestTemperatures() to issue a global temperature
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// request to all devices on the bus
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Serial.print(" Requesting temperatures...");
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sensors.requestTemperatures(); // Send the command to get temperatures
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Serial.println("DONE");
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Serial.print("Temperature for Device 1 is: ");
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Serial.print(sensors.getTempCByIndex(0)); // Why "byIndex"?
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// You can have more than one IC on the same bus.
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// 0 refers to the first IC on the wire
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delay(500);
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digitalWrite(5,LOW);
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delay(5000);
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}
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