180 lines
9.0 KiB
Python
180 lines
9.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@file imtq.py
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@brief Tests for the ISIS IMTQ (Magnettorquer) device handler
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@author J. Meier
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@date 25.03.2021
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"""
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from tmtccmd.config.definitions import QueueCommands
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from tmtccmd.tc.packer import TcQueueT
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from tmtccmd.ecss.tc import PusTelecommand
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from tmtccmd.tc.service_3_housekeeping import make_sid, generate_one_hk_command
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class ImtqSetIds:
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ENG_HK_SET = 1
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CAL_MTM_SET = 2
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RAW_MTM_SET = 3
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POSITIVE_X_TEST = 4
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NEGATIVE_X_TEST = 5
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POSITIVE_Y_TEST = 6
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NEGATIVE_Y_TEST = 7
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POSITIVE_Z_TEST = 8
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NEGATIVE_Z_TEST = 9
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class ImtqActionIds:
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start_actuation_dipole = bytearray([0x0, 0x0, 0x0, 0x02])
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get_commanded_dipole = bytearray([0x0, 0x0, 0x0, 0x03])
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perform_positive_x_test = bytearray([0x0, 0x0, 0x0, 0x07])
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perform_negative_x_test = bytearray([0x0, 0x0, 0x0, 0x08])
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perform_positive_y_test = bytearray([0x0, 0x0, 0x0, 0x09])
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perform_negative_y_test = bytearray([0x0, 0x0, 0x0, 0x0A])
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perform_positive_z_test = bytearray([0x0, 0x0, 0x0, 0x0B])
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perform_negative_z_test = bytearray([0x0, 0x0, 0x0, 0x0C])
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# Initiates the reading of the last performed self test. After sending this command the results can be downlinked
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# via the housekeeping service by using the appropriate set ids listed above.
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read_self_test_results = bytearray([0x0, 0x0, 0x0, 0x0D])
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def pack_imtq_test_into(object_id: bytearray, tc_queue: TcQueueT, op_code: str) -> TcQueueT:
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tc_queue.appendleft(
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(QueueCommands.PRINT,
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"Testing ISIS IMTQ handler with object id: 0x" + object_id.hex())
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)
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if op_code == "0" or op_code == "1":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform positive x self test"))
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command = object_id + ImtqActionIds.perform_positive_x_test
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command = PusTelecommand(service=8, subservice=128, ssc=22, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of positive x self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=23, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with positive x self test results"))
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sid = make_sid(object_id, ImtqSetIds.POSITIVE_X_TEST)
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command = generate_one_hk_command(sid, 24)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "2":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform negative x self test"))
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command = object_id + ImtqActionIds.perform_negative_x_test
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command = PusTelecommand(service=8, subservice=128, ssc=25, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of negative x self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=26, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with negative x self test results"))
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sid = make_sid(object_id, ImtqSetIds.NEGATIVE_X_TEST)
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command = generate_one_hk_command(sid, 27)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "3":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform positive y self test"))
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command = object_id + ImtqActionIds.perform_positive_y_test
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command = PusTelecommand(service=8, subservice=128, ssc=28, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of positive y self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=29, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with positive y self test results"))
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sid = make_sid(object_id, ImtqSetIds.POSITIVE_Y_TEST)
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command = generate_one_hk_command(sid, 30)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "4":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform negative y self test"))
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command = object_id + ImtqActionIds.perform_negative_y_test
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command = PusTelecommand(service=8, subservice=128, ssc=31, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of negative y self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=32, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with negative y self test results"))
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sid = make_sid(object_id, ImtqSetIds.NEGATIVE_Y_TEST)
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command = generate_one_hk_command(sid, 33)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "5":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform positive z self test"))
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command = object_id + ImtqActionIds.perform_positive_z_test
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command = PusTelecommand(service=8, subservice=128, ssc=34, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of positive z self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=35, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with positive z self test results"))
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sid = make_sid(object_id, ImtqSetIds.POSITIVE_Y_TEST)
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command = generate_one_hk_command(sid, 36)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "6":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Perform negative z self test"))
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command = object_id + ImtqActionIds.perform_negative_z_test
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command = PusTelecommand(service=8, subservice=128, ssc=35, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Initiate reading of negative z self test results"))
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command = object_id + ImtqActionIds.read_self_test_results
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command = PusTelecommand(service=8, subservice=128, ssc=36, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Request dataset with negative z self test results"))
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sid = make_sid(object_id, ImtqSetIds.NEGATIVE_Z_TEST)
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command = generate_one_hk_command(sid, 37)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "7":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Commanding dipole"))
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x_dipole = 0
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y_dipole = 0
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z_dipole = 0
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duration = 0 # ms
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command = pack_dipole_command(object_id, x_dipole, y_dipole, z_dipole, duration)
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command = PusTelecommand(service=8, subservice=128, ssc=20, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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if op_code == "0" or op_code == "8":
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tc_queue.appendleft((QueueCommands.PRINT, "IMTQ: Get commanded dipole"))
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command = object_id + ImtqActionIds.get_commanded_dipole
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command = PusTelecommand(service=8, subservice=128, ssc=21, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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return tc_queue
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def pack_dipole_command(object_id: bytearray, x_dipole: int, y_dipole: int, z_dipole: int, duration: int) -> bytearray:
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""" This function packs the command causing the ISIS IMTQ to generate a dipole.
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@param object_id The object id of the IMTQ handler.
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@param x_dipole The dipole of the x coil in 10^-4*Am^2 (max. 2000)
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@param y_dipole The dipole of the y coil in 10^-4*Am^2 (max. 2000)
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@param z_dipole The dipole of the z coil in 10^-4*Am^2 (max. 2000)
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@param duration The duration in milliseconds the dipole will be generated by the coils.
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When set to 0, the dipole will be generated until a new dipole actuation
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command is sent.
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"""
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action_id = ImtqActionIds.start_actuation_dipole
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command = bytearray()
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command = object_id + action_id
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command.extend(x_dipole.to_bytes(length=2, byteorder='big'))
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command.extend(y_dipole.to_bytes(length=2, byteorder='big'))
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command.extend(z_dipole.to_bytes(length=2, byteorder='big'))
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command.extend(duration.to_bytes(length=2, byteorder='big'))
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return command
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