--- /dev/null
+#include <OneWire.h>
+#include <DallasTemperature.h>
+
+// Data wire is plugged into port 2 on the Arduino
+#define ONE_WIRE_BUS 3
+
+// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
+OneWire oneWire(ONE_WIRE_BUS);
+
+// Pass our oneWire reference to Dallas Temperature.
+DallasTemperature sensors(&oneWire);
+
+// arrays to hold device address
+DeviceAddress insideThermometer;
+
+void setup(void)
+{
+ // start serial port
+ Serial.begin(9600);
+ Serial.println("Dallas Temperature IC Control Library Demo");
+
+ // locate devices on the bus
+ Serial.print("Locating devices...");
+ sensors.begin();
+ Serial.print("Found ");
+ Serial.print(sensors.getDeviceCount(), DEC);
+ Serial.println(" devices.");
+
+ // report parasite power requirements
+ Serial.print("Parasite power is: ");
+ if (sensors.isParasitePowerMode()) Serial.println("ON");
+ else Serial.println("OFF");
+
+ // assign address manually. the addresses below will beed to be changed
+ // to valid device addresses on your bus. device address can be retrieved
+ // by using either oneWire.search(deviceAddress) or individually via
+ // sensors.getAddress(deviceAddress, index)
+ //insideThermometer = { 0x28, 0x1D, 0x39, 0x31, 0x2, 0x0, 0x0, 0xF0 };
+
+ // Method 1:
+ // search for devices on the bus and assign based on an index. ideally,
+ // you would do this to initially discover addresses on the bus and then
+ // use those addresses and manually assign them (see above) once you know
+ // the devices on your bus (and assuming they don't change).
+ if (!sensors.getAddress(insideThermometer, 0)) Serial.println("Unable to find address for Device 0");
+
+ // method 2: search()
+ // search() looks for the next device. Returns 1 if a new address has been
+ // returned. A zero might mean that the bus is shorted, there are no devices,
+ // or you have already retrieved all of them. It might be a good idea to
+ // check the CRC to make sure you didn't get garbage. The order is
+ // deterministic. You will always get the same devices in the same order
+ //
+ // Must be called before search()
+ //oneWire.reset_search();
+ // assigns the first address found to insideThermometer
+ //if (!oneWire.search(insideThermometer)) Serial.println("Unable to find address for insideThermometer");
+
+ // show the addresses we found on the bus
+ Serial.print("Device 0 Address: ");
+ printAddress(insideThermometer);
+ Serial.println();
+
+ // set the resolution to 9 bit (Each Dallas/Maxim device is capable of several different resolutions)
+ sensors.setResolution(insideThermometer, 9);
+
+ Serial.print("Device 0 Resolution: ");
+ Serial.print(sensors.getResolution(insideThermometer), DEC);
+ Serial.println();
+}
+
+// function to print the temperature for a device
+void printTemperature(DeviceAddress deviceAddress)
+{
+ // method 1 - slower
+ //Serial.print("Temp C: ");
+ //Serial.print(sensors.getTempC(deviceAddress));
+ //Serial.print(" Temp F: ");
+ //Serial.print(sensors.getTempF(deviceAddress)); // Makes a second call to getTempC and then converts to Fahrenheit
+
+ // method 2 - faster
+ float tempC = sensors.getTempC(deviceAddress);
+ Serial.print("Temp C: ");
+ Serial.print(tempC);
+ Serial.print(" Temp F: ");
+ Serial.println(DallasTemperature::toFahrenheit(tempC)); // Converts tempC to Fahrenheit
+}
+
+void loop(void)
+{
+ // call sensors.requestTemperatures() to issue a global temperature
+ // request to all devices on the bus
+ Serial.print("Requesting temperatures...");
+ sensors.requestTemperatures(); // Send the command to get temperatures
+ Serial.println("DONE");
+
+ // It responds almost immediately. Let's print out the data
+ printTemperature(insideThermometer); // Use a simple function to print out the data
+}
+
+// function to print a device address
+void printAddress(DeviceAddress deviceAddress)
+{
+ for (uint8_t i = 0; i < 8; i++)
+ {
+ if (deviceAddress[i] < 16) Serial.print("0");
+ Serial.print(deviceAddress[i], HEX);
+ }
+}\r