eive-tmtc/pus_tc/star_tracker.py
2021-10-01 10:55:56 +02:00

40 lines
1.1 KiB
Python

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