eive-tmtc/pus_tc/ploc.py

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2021-04-11 11:08:52 +02:00
# -*- coding: utf-8 -*-
"""
@file ploc.py
@brief TMP1075 tests
@author J. Meier
@date 06.01.2021
"""
import struct
from tmtccmd.core.definitions import QueueCommands
from tmtccmd.pus_tc.packer import TcQueueT
from tmtccmd.pus_tc.base import PusTelecommand
class PlocTestProcedure:
"""
@brief Use this class to define the tests to perform for the PLOC.
@details Setting all to True will run all tests.
Setting all to False will only run the tests set to True.
"""
all = False
test_tc_mem_write = False
test_tc_mem_read = True
class PlocActionIds:
tc_mem_write = bytearray([0x0, 0x0, 0x7, 0x14])
tc_mem_read = bytearray([0x0, 0x0, 0x7, 0x15])
def pack_ploc_test_into(object_id: bytearray, tc_queue: TcQueueT) -> TcQueueT:
tc_queue.appendleft(
(QueueCommands.PRINT,
"Testing PLOC Handler with object id: 0x" + object_id.hex())
)
if PlocTestProcedure.all or PlocTestProcedure.test_tc_mem_write:
tc_queue.appendleft((QueueCommands.PRINT, "PLOC: TC Mem Write Test"))
command = generateWriteMemCommand(object_id)
memory_address = int(input("Type memory address: 0x"), 16)
memory_data = int(input("Type memory data: 0x"), 16)
command = generateWriteMemCommand(object_id, struct.pack('I', memory_address), memory_data)
command = PusTelecommand(service=8, subservice=128, ssc=23, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if PlocTestProcedure.all or PlocTestProcedure.test_tc_mem_write:
tc_queue.appendleft((QueueCommands.PRINT, "PLOC: TC Mem Read Test"))
memory_address = int(input("Type memory address: 0x"), 16)
command = object_id + PlocActionIds.tc_mem_read + struct.pack('I', memory_address)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
return tc_queue
def generateWriteMemCommand(object_id: bytearray, memory_address: bytearray, memory_data: int) -> bytearray:
""" This function generates the command to write to a memory address within the PLOC
@param object_id The object id of the PlocHandler
@param memory_address The PLOC memory address where to write to.
@param memory_data The data to write to the memory address specified by the bytearray memory_address.
"""
command = object_id + PlocActionIds.tc_mem_write + memory_address + struct.pack('I', memory_data)
return command