TemperatureMeasurement

TemperatureMeasurement

circuitmatter/__main__.py

@@ -12,6 +12,7 @@
 import circuitmatter as cm
 
 from circuitmatter.device_types.lighting import on_off
+from circuitmatter.device_types.measurement import temperature_sensor
 
 
 class ReplaySocket:
@@ -221,6 +222,10 @@ class NeoPixel(on_off.OnOffLight):
     pass
 
 
+class TempSensor(temperature_sensor.TemperatureSensor):
+    pass
+
+
 def run(replay_file=None):
     device_state = pathlib.Path("test_data/device_state.json")
     replay_device_state = pathlib.Path("test_data/replay_device_state.json")
@@ -249,7 +254,9 @@ def run(replay_file=None):
 
     matter = cm.CircuitMatter(socketpool, mdns_server, random_source, device_state)
     led = NeoPixel("neopixel1")
+    tempSensor1 = TempSensor("TempSensor1")
     matter.add_device(led)
+    matter.add_device(tempSensor1)
     while True:
         matter.process_packets()
 

circuitmatter/clusters/general/temperature_measurement.py

@@ -0,0 +1,13 @@
+from circuitmatter import data_model
+
+
+class TemperatureMeasurement(data_model.Cluster):
+    CLUSTER_ID = 0x0402
+
+    MeasuredValue = data_model.NumberAttribute(0x0000, signed=True, bits=16, default=0)
+    MinMeasuredValue = data_model.NumberAttribute(
+        0x0001, signed=True, bits=16, default=-5000
+    )
+    MaxMeasuredValue = data_model.NumberAttribute(
+        0x0002, signed=True, bits=16, default=15000
+    )

circuitmatter/device_types/measurement/temperature_sensor.py

@@ -0,0 +1,25 @@
+from circuitmatter.clusters.general.identify import Identify
+from circuitmatter.clusters.general.temperature_measurement import (
+    TemperatureMeasurement,
+)
+from .. import simple_device
+
+import random
+
+
+class TemperatureSensor(simple_device.SimpleDevice):
+    DEVICE_TYPE_ID = 0x0302
+    REVISION = 2
+
+    def __init__(self, name):
+        super().__init__(name)
+
+        self._identify = Identify()
+        self.servers.append(self._identify)
+
+        self._temp = TemperatureMeasurement()
+        self.servers.append(self._temp)
+
+        self._temp.MeasuredValue = random.randint(
+            1500, 2500
+        )  # Random temp between 15°C and 25°C