40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@file star_tracker.py
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@brief Star tracker commanding
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@author J. Meier
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@date 14.08.2021
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"""
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import struct
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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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class StarTrackerActionIds:
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PING = 0
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REQ_TEMPERATURE = 25
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def pack_star_tracker_commands_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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"Generate command for star tracker with object id: 0x" + object_id.hex())
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)
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if op_code == "0":
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tc_queue.appendleft((QueueCommands.PRINT, "Star tracker: Ping"))
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command = pack_ping_command(object_id)
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command = PusTelecommand(service=8, subservice=128, ssc=30, app_data=command)
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tc_queue.appendleft(command.pack_command_tuple())
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def pack_ping_command(object_id: bytearray) -> bytearray:
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data = int(input("Specify ping data: "))
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command = bytearray()
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command = object_id + struct.pack('!I', StarTrackerActionIds.PING)
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command = command + struct.pack('!I', data)
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return command
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