# 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
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from spinn_utilities.overrides import overrides
from spinnman.messages.scp.abstract_messages import AbstractSCPRequest
from spinnman.messages.scp.enums import SCPCommand
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__(