# %% imports import asyncio import time import numpy as np from bleak import BleakClient, BleakScanner from matplotlib import pyplot as plt # %% devices = await BleakScanner.discover() for d in devices: print(d) # %% address = "D7:FC:DA:4B:02:D7" MODEL_NBR_UUID = "2A24" SENSORS_UUID = "99b594745570464bbe3764465aa050fd" timeseries = list() async with BleakClient(address) as client: # model_number = await client.read_gatt_char(MODEL_NBR_UUID) # print("Model Number: {0}".format("".join(map(chr, model_number)))) start_time = time.time() print("Starting capture...") while time.time() < start_time + 20: buffer = await client.read_gatt_char(SENSORS_UUID) sensor_values = np.frombuffer(bytes(buffer), dtype=np.double) timeseries.append(sensor_values) print("DONE") timeseries = np.array(timeseries) # %% plt.plot(timeseries) plt.show() # %%