blatann.gatt.reader module

class blatann.gatt.reader.GattcReadCompleteEventArgs(handle, status, data)

Bases: EventArgs

class blatann.gatt.reader.GattcReader(ble_device, peer)

Bases: object

Class which implements the state machine for completely reading a peripheral’s attribute

property on_read_complete

Event that is emitted when a read completes on an attribute handle.

Handler args: (int attribute_handle, gatt.GattStatusCode, bytes data_read)

Returns:

an Event which can have handlers registered to and deregistered from

Return type:

Event

read(handle)

Reads the attribute value from the handle provided. Can only read from a single attribute at a time. If a read is in progress, raises an InvalidStateException

Parameters:

handle – the attribute handle to read

Returns:

A waitable that will fire when the read finishes. See on_read_complete for the values returned from the waitable

Return type:

EventWaitable