Phidgets temperature example

phidgets-temperature.py

from Phidget22.Devices.TemperatureSensor import TemperatureSensor
from Phidget22.ThermocoupleType import ThermocoupleType
import time


# Create a temperature sensor object
temperature_sensor = TemperatureSensor()

# Set the channel number
temperature_sensor.setChannel(1)


def handle_attach(sensor: TemperatureSensor):
    print("Device attached")
    sensor.setThermocoupleType(ThermocoupleType.THERMOCOUPLE_TYPE_J)


# Important: Set event handlers BEFORE opening
temperature_sensor.setOnAttachHandler(handle_attach)

# Open the connection
temperature_sensor.open()

# Wait for attachment before attempting to set thermocouple type
print("Waiting for the device to be attached...")
temperature_sensor.openWaitForAttachment(5000)

try:
    # Main loop to continuously read temperature
    while True:
        try:
            current_temp = temperature_sensor.getTemperature()
            current_temp = (current_temp * 9 / 5) + 32
            print(f"Temperature: {current_temp:.2f} °F")
        except Exception as e:
            print(f"Error reading temperature: {e}")

        time.sleep(1)
except KeyboardInterrupt:
    print("\nExiting program...")
finally:
    temperature_sensor.close()
    print("Connection closed")