cse44742
3 years ago
1 changed files with 65 additions and 0 deletions
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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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