Reading in sensors - need to decode 18 bit stream into....floats?

subscribe_to_notification.py

@@ -12,21 +12,46 @@ import struct
 
 from bleak import BleakClient
 from bleak import _logger as logger
-
+from bitstring import BitArray
+from struct import Struct
 BUTTON = 1
 GYROSCOPE = 2
 ACCELEROMETER = 3
+BATTERY = 4
+TEMPERATURE = 5
+
 CHARACTERISTIC_UUIDS = {
-    ("64a7000d-f691-4b93-a6f4-0968f5b648f8"):BUTTON,#Button
+    # ("64a7000d-f691-4b93-a6f4-0968f5b648f8"):BUTTON,#Button
     # ("64a7000a-f691-4b93-a6f4-0968f5b648f8"):GYROSCOPE,#9 axis
-    # ("64a7000c-f691-4b93-a6f4-0968f5b648f8"):ACCELEROMETER#Accel
+    ("64a7000c-f691-4b93-a6f4-0968f5b648f8"): ACCELEROMETER,  # Accel
+    # ("64a70007-f691-4b93-a6f4-0968f5b648f8"):BATTERY,
+    # ("64a70014-f691-4b93-a6f4-0968f5b648f8"):TEMPERATURE
+# Accel
 }  # <--- Change to the characteristic you want to enable notifications from.
 
-device_address = "e3:ae:cd:af:28:e2"
+# device_address = "e3:ae:cd:af:28:e2"
+device_address = "D8:9B:12:D1:08:80"
 
 def decode_button(data):
     print(data)
-    print(struct.unpack('>H', data))
+    print(int.from_bytes(data, byteorder='big'))
+
+def decode_accelerometer(data):
+    # print(data)
+    # print(len(data))
+    print([x for x in data])
+    print(int.from_bytes())
+
+def decode_battery(data):
+    print(len(data))
+    print(data)
+    print(int.from_bytes(data, byteorder='big'))
+
+def decode_temp(data):
+    print(len(data))
+    print(data)
+    print(struct.unpack("h", data))
+
 
 def notification_handler(sender, data):
     """Simple notification handler which prints the data received."""
@@ -35,9 +60,22 @@ def notification_handler(sender, data):
         print(f"BUTTON PRESSED {data}")
         decode_button(data)
     elif sender == GYROSCOPE:
-        print(f"GYRO CHANGED - {data}")
+        # print(f"GYRO CHANGED - {data}")
+        print(BitArray(data).bin[:1])
     elif sender == ACCELEROMETER:
-        print(f"ACCEL CHANGED - {data}")
+        # print(f"ACCEL CHANGED - {data}")
+        # print(BitArray(data).bin[:1])
+        # print(struct.unpack("h",data[:2]))
+        s = Struct("h")
+        print([x for x in s.iter_unpack(data)])
+        # print(struct.unpack("e",data[:2]))
+        # print(struct.unpack("f", data[:4]))
+
+        # decode_accelerometer(data)
+    elif sender == BATTERY:
+        decode_battery(data)
+    elif sender == TEMPERATURE:
+        decode_temp(data)
 
 
 async def start_notify(client):