147 lines
5.0 KiB
Python
147 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
@file gomspace_common.py
|
|
@brief PDU2 tests
|
|
@details All functions and classes common for all gomspace devices are defined in this file.
|
|
@author J. Meier
|
|
@date 17.12.2020
|
|
"""
|
|
import enum
|
|
|
|
from tmtccmd.tc.service_8_functional_cmd import generate_action_command
|
|
from tmtccmd.tc.definitions import PusTelecommand
|
|
|
|
|
|
class GomspaceDeviceActionIds(enum.IntEnum):
|
|
PING = 1
|
|
REBOOT = 4
|
|
PARAM_GET = 0
|
|
PARAM_SET = 255
|
|
WDT_RESET = 9
|
|
REQUEST_HK_TABLE = 16
|
|
PRINT_ALL = 32
|
|
PRINT_SWITCH_STATES = 33
|
|
PRINT_CURRENTS = 34
|
|
PRINT_VOLTAGES = 35
|
|
|
|
|
|
class PduOpCodes(enum.Enum):
|
|
PRINT_ALL = "32"
|
|
PRINT_SWITCH_STATES = "33"
|
|
PRINT_CURRENTS = "34"
|
|
PRINT_VOLTAGES = "35"
|
|
|
|
|
|
class TableIds:
|
|
config = 1
|
|
hk = 4
|
|
|
|
|
|
class TableEntry:
|
|
uint8_size = 1
|
|
uint16_size = 2
|
|
uint32_size = 4
|
|
|
|
def __init__(self, parameter_address: bytearray, parameter_size):
|
|
self.parameter_address = parameter_address
|
|
self.parameter_size = parameter_size
|
|
|
|
|
|
class Channel:
|
|
on = 1
|
|
off = 0
|
|
|
|
|
|
def pack_get_param_command(
|
|
object_id: bytearray, table_id: int, memory_address: bytearray, parameter_size: int
|
|
) -> PusTelecommand:
|
|
""" Function to generate a command to retrieve parameters like the temperature from a gomspace device.
|
|
@param object_id: The object id of the gomspace device handler.
|
|
@param table_id: The table id of the gomspace device
|
|
@param memory_address: Address offset within table of the value to read.
|
|
@param parameter_size: Size of the value to read. E.g. temperature is uint16_t and thus parameter_size is 2
|
|
@return: The command as bytearray.
|
|
"""
|
|
app_data = bytearray()
|
|
app_data.append(table_id)
|
|
app_data.extend(memory_address)
|
|
app_data.append(parameter_size)
|
|
return generate_action_command(
|
|
object_id=object_id, action_id=GomspaceDeviceActionIds.PARAM_GET, app_data=app_data
|
|
)
|
|
|
|
|
|
def pack_set_param_command(
|
|
object_id: bytearray, memory_address: bytearray, parameter_size: int, parameter: int,
|
|
ssc: int = 0
|
|
) -> PusTelecommand:
|
|
""" Function to generate a command to set a parameter
|
|
:param object_id: The object id of the gomspace device handler.
|
|
:param memory_address: Address offset within table of the value to set.
|
|
:param parameter: The parameter value to set.
|
|
:param parameter_size: Size of the value to set. There are uint8_t, uint16_t and uint32_t
|
|
in the device tables.
|
|
:param ssc:
|
|
:return: The command as bytearray.
|
|
"""
|
|
action_id = GomspaceDeviceActionIds.PARAM_SET
|
|
app_data = bytearray()
|
|
app_data += memory_address
|
|
app_data.append(parameter_size)
|
|
if parameter_size == 1:
|
|
app_data.append(parameter)
|
|
elif parameter_size == 2:
|
|
byte_one = 0xFF00 & parameter >> 8
|
|
byte_two = 0xFF & parameter
|
|
app_data.append(byte_one)
|
|
app_data.append(byte_two)
|
|
elif parameter_size == 4:
|
|
byte_one = 0xFF000000 & parameter >> 24
|
|
byte_two = 0xFF0000 & parameter >> 16
|
|
byte_three = 0xFF00 & parameter >> 8
|
|
byte_four = 0xFF & parameter
|
|
app_data.append(byte_one)
|
|
app_data.append(byte_two)
|
|
app_data.append(byte_three)
|
|
app_data.append(byte_four)
|
|
return generate_action_command(
|
|
object_id=object_id, action_id=action_id, app_data=app_data, ssc=ssc
|
|
)
|
|
|
|
|
|
def pack_ping_command(object_id: bytearray, data: bytearray) -> PusTelecommand:
|
|
"""" Function to generate the command to ping a gomspace device
|
|
@param object_id Object Id of the gomspace device handler.
|
|
@param data Bytearray containing the bytes to send to the gomspace device. For now the on board software
|
|
supports only the handling of up to 33 bytes.
|
|
@note The ping request sends the specified data to a gompsace device. These
|
|
data are simply copied by the device and then sent back.
|
|
"""
|
|
return generate_action_command(
|
|
object_id=object_id, action_id=GomspaceDeviceActionIds.PING, app_data=data
|
|
)
|
|
|
|
|
|
def pack_gnd_wdt_reset_command(object_id: bytearray) -> PusTelecommand:
|
|
"""" Function to generate the command to reset the watchdog of a gomspace device.
|
|
@param object_id Object Id of the gomspace device handler.
|
|
"""
|
|
return generate_action_command(object_id=object_id, action_id=GomspaceDeviceActionIds.WDT_RESET)
|
|
|
|
|
|
def pack_reboot_command(object_id: bytearray) -> PusTelecommand:
|
|
""" Function to generate the command which triggers a reboot of a gomspace device
|
|
@param object_id The object id of the gomspace device handler.
|
|
"""
|
|
return generate_action_command(object_id=object_id, action_id=GomspaceDeviceActionIds.REBOOT)
|
|
|
|
|
|
def pack_request_full_hk_table_command(object_id: bytearray) -> PusTelecommand:
|
|
""" Function to generate the command to request the full housekeeping table from a gomspace
|
|
device.
|
|
@param object_id The object id of the gomspace device handler.
|
|
"""
|
|
return generate_action_command(
|
|
object_id=object_id, action_id=GomspaceDeviceActionIds.REQUEST_HK_TABLE
|
|
)
|