Roy
e3c1a5a579
1. create 2 pseudo task, update freq = 1KHz 2. add regular_data_notify_demo.py for validation
73 lines
1.9 KiB
Python
73 lines
1.9 KiB
Python
import asyncio
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import os
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import sys
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import time
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from io import BytesIO
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from bleak import BleakClient
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from bleak import _logger as logger
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from bleak.uuids import uuid16_dict
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os.chdir(os.path.dirname(os.path.realpath(__file__)))
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REGULAR_UUID = "D89B0002-95C5-6F8D-1D44-8B1245563C4D"
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target = 'raw1.bin'
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f = open(target, 'wb')
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f.truncate()
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global IsFirstPacket
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global TimeStart
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global TimeStop
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global TotalBytes
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IsFirstPacket = True
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TotalBytes = 0
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def notification_handler(sender, data):
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global IsFirstPacket
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global TimeStart
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global TimeStop
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global TotalBytes
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if IsFirstPacket :
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TimeStart = time.time()
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TimeStop = time.time()
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IsFirstPacket = False
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else :
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TimeStop = time.time()
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TotalBytes += len(data)
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f.write(data)
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if (TimeStop-TimeStart) > 0:
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print("Throughput: {0} kbps ({1})".format(round((TotalBytes * 8 / 1024)/(TimeStop-TimeStart), 2),len(data)))
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async def ble_notify_demo(mac_addr: str):
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print("Connect to {0}".format(mac_addr))
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client = BleakClient(mac_addr)
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await client.connect()
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IsConnected = await client.is_connected()
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if IsConnected == False :
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print("Connect fail.")
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return False
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print("Connect success.")
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print("Wait 2 sec for PHY update procedure.")
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await asyncio.sleep(2.0)
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await client.start_notify(REGULAR_UUID, notification_handler)
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# delay 10 sec
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await asyncio.sleep(15)
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await client.stop_notify(REGULAR_UUID)
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await client.disconnect()
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return True
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mac_addr = "DF:4C:23:1C:F5:59"
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mac_addr = "EB:E6:E0:52:26:ED"
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mac_addr = "D8:96:4A:0B:14:4A"
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mac_addr = "DC:05:1F:1F:71:DA"
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if asyncio.run(ble_notify_demo(mac_addr)) == True :
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print("Recv total: {0} bytes".format(TotalBytes))
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f.close()
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# 資料讀取 n秒會自動存檔，並用 hex editor 開啟
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os.system('010Editor.exe ' + target) # open file with hex editor |