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65 lines
1.8 KiB
65 lines
1.8 KiB
3 years ago
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#include <OneWire.h>
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#include <DallasTemperature.h>
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#define ONE_WIRE_BUS 2
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OneWire oneWire(ONE_WIRE_BUS);
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DallasTemperature sensors(&oneWire);
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DeviceAddress insideThermometer;
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void setup(void)
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{
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Serial.begin(9600);
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Serial.println("Dallas Temperature IC Control Library Demo");
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Serial.print("Locating devices...");
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sensors.begin();
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Serial.print("Found ");
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Serial.print(sensors.getDeviceCount(), DEC);
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Serial.println(" devices.");
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Serial.print("Parasite power is: ");
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if (sensors.isParasitePowerMode()) Serial.println("ON");
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else Serial.println("OFF");
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if (!sensors.getAddress(insideThermometer, 0)) Serial.println("Unable to find address for Device 0");
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Serial.print("Device 0 Address: ");
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printAddress(insideThermometer);
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Serial.println();
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sensors.setResolution(insideThermometer, 9);
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Serial.print("Device 0 Resolution: ");
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Serial.print(sensors.getResolution(insideThermometer), DEC);
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Serial.println();
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}
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void printTemperature(DeviceAddress deviceAddress)
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{
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float tempC = sensors.getTempC(deviceAddress);
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if(tempC == DEVICE_DISCONNECTED_C)
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{
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Serial.println("Error: Could not read temperature data");
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return;
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}
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Serial.print("Temp C: ");
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Serial.print(tempC);
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Serial.print(" Temp F: ");
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Serial.println(DallasTemperature::toFahrenheit(tempC)); // Converts tempC to Fahrenheit
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}
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void loop(void)
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{
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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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printTemperature(insideThermometer); // Use a simple function to print out the data
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}
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void printAddress(DeviceAddress deviceAddress)
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{
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for (uint8_t i = 0; i < 8; i++)
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{
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if (deviceAddress[i] < 16) Serial.print("0");
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Serial.print(deviceAddress[i], HEX);
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}
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}
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