Write device GATT value

Used to write a value to a specified Handle on a connected device.

Refer RESTful-API Write the Value of a Specific Characteristic.

Example

 1import asyncio
 2import cassiablue
 3
 4
 5async def main():
 6    print("start gatt write")
 7    addr = "20:00:00:00:00:01"
 8    handle = "45"
 9    value = "0100"
10    ok, ret = await cassiablue.gatt_write(addr, handle, value)
11    print("gatt write done:", type(ok), ok, type(ret), ret)
12
13
14asyncio.run(main())

API

async cassiablue.gatt_write(addr: str, handle: str, value: str) → tuple[ok: bool, result: str]

Used to write a value to a specified Handle on a connected device.

Parameters:

  • addr: Device MAC Address

  • handle: Handle to be written

  • value: Value to be written

Returns:

  • ok: Whether the operation was successful

  • result: Execution result