49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@file str_img_helper.py
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@brief Commanding of the star tracker image helper object which is responsible for uploading
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and downloading images to/from the star tracker.
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@details Images to uplaod must be previously transferred to the OBC with the CFDP protocol.
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Also downloaded images will be stored on the filesystem of the OBC and can be transferred via CFDP.
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@author J. Meier
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@date 29.11.2021
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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 spacepackets.ecss.tc import PusTelecommand
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class Commands:
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UPLOAD_IMAGE = 0
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DOWNLOAD_IMAGE = 1
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class ImagePathDefs:
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uploadFile = "/mnt/sd0/startracker/gemma.bin"
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def pack_str_img_helper_command(
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object_id: bytearray, tc_queue: TcQueueT, op_code: str
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) -> TcQueueT:
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tc_queue.appendleft(
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(
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QueueCommands.PRINT,
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"Testing star tracker image helper object id: 0x" + object_id.hex(),
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)
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)
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if op_code == "0":
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tc_queue.appendleft(
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(QueueCommands.PRINT, "Star tracker image helper: Upload image")
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)
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command = (
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object_id
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+ struct.pack("!I", Commands.UPLOAD_IMAGE)
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+ bytearray(ImagePathDefs.uploadFile, "utf-8")
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)
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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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