Source code for spinnman.messages.scp.impl.set_led

# Copyright (c) 2017-2019 The University of Manchester
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
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from spinn_utilities.overrides import overrides
from spinnman.messages.scp import SCPRequestHeader
from spinnman.messages.scp.abstract_messages import AbstractSCPRequest
from spinnman.messages.scp.enums import SCPCommand
from spinnman.messages.sdp import SDPFlag, SDPHeader
from .check_ok_response import CheckOKResponse


[docs]class SetLED(AbstractSCPRequest): """ A request to change the state of an SetLED This class is currently deprecated and untested as there is no known use except for Transceiver.set_led which is itself deprecated. """ __slots__ = [] def __init__(self, x, y, cpu, led_states): """ :param int x: The x-coordinate of the chip, between 0 and 255 :param int y: The y-coordinate of the chip, between 0 and 255 :param int cpu: The CPU-number to use to set the SetLED. :param dict(int,int) led_states: A dictionary mapping SetLED index to state with 0 being off, 1 on and 2 inverted. """ encoded_led_states = 0 for led, state in led_states.items(): encoded_led_states |= {0: 2, 1: 3, 2: 1}[state] << (2 * led) super().__init__( SDPHeader( flags=SDPFlag.REPLY_EXPECTED, destination_port=0, destination_cpu=cpu, destination_chip_x=x, destination_chip_y=y), SCPRequestHeader(command=SCPCommand.CMD_LED), argument_1=encoded_led_states)
[docs] @overrides(AbstractSCPRequest.get_scp_response) def get_scp_response(self): return CheckOKResponse("Set SetLED", "CMD_LED")