dessjdisp.py

import asyncio
import struct

from bleak import BleakScanner
from bleak import BleakClient

pot_uuids = [f'babb122c-de4c-11ec-9d64-0242ac12000{i}' for i in range(1,9)]
time_uuid = 'babb122c-de4c-11ec-9d64-0242ac120102'
all_pots_uuid = 'babb122c-de4c-11ec-9d64-0242ac120200'

async def main():
    device = await BleakScanner.find_device_by_filter(
        lambda d, ad: d.name and d.name.lower() == 'dVRK SUJ'.lower()
    )
    if device is None:
        print('cannot find the dESSJ')
        exit(-1)
    async with BleakClient(device) as client:
        print(f'Connected: {client.is_connected}. Address: {device.address}.')
        while 1:
            pot_values = []
            for pot_uuid in pot_uuids:
                raw = await client.read_gatt_char(pot_uuid)
                # print(raw)
                parsed = struct.unpack('<H', raw)[0] # uint16, little endian
                pot_values.append(parsed)
            print(pot_values)

            # raw = await client.read_gatt_char(all_pots_uuid)
            # parsed = struct.unpack('<8H', raw) # uint16, little endian
            # print(parsed)







if __name__ == "__main__":
    asyncio.run(main())