42 lines
1.2 KiB
Plaintext
42 lines
1.2 KiB
Plaintext
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// Include the libraries we need
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#include <OneWire.h>
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#include <DallasTemperature.h>
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// Data wire is plugged into port 2 on the Arduino
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#define ONE_WIRE_BUS 2
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// Setup a oneWire instance to communicate with any OneWire devices (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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/*
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* The setup function. We only start the sensors here
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*/
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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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// Start up the library
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sensors.begin();
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}
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/*
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* Main function, get and show the temperature
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*/
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void loop(void)
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{
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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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// After we got the temperatures, we can print them here.
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// We use the function ByIndex, and as an example get the temperature from the first sensor only.
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Serial.print("Temperature for the device 1 (index 0) is: ");
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Serial.println(sensors.getTempCByIndex(0));
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}
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