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Merge pull request 'meier/ccsdshandler' (#34) from meier/ccsdshandler into develop 

Reviewed-on: #34
This commit is contained in:
Robin Müller 2022-02-01 11:25:12 +01:00
parent eb8e61c7c7 2e326da175
commit d9c71fa4b1
5 changed files with 52 additions and 18 deletions
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5
config/hook_implementations.py
View File

@ -538,6 +538,7 @@ def get_eive_service_op_code_dict(service_op_code_dict: ServiceOpCodeDictT):
"48": ("Star Tracker: Request camera parameter", {OpCodeDictKeys.TIMEOUT: 2.0}),
"49": ("Star Tracker: Request limits", {OpCodeDictKeys.TIMEOUT: 2.0}),
"50": ("Star Tracker: Request blob parameters", {OpCodeDictKeys.TIMEOUT: 2.0}),
"51": ("Star Tracker: Set image processor parameters", {OpCodeDictKeys.TIMEOUT: 2.0}),
}
service_star_tracker_tuple = ("Star tracker", op_code_dict_srv_star_tracker)
@ -547,6 +548,10 @@ def get_eive_service_op_code_dict(service_op_code_dict: ServiceOpCodeDictT):
"2": ("CCSDS Handler: Enable transmitter", {OpCodeDictKeys.TIMEOUT: 2.0}),
"3": ("CCSDS Handler: Disable transmitter", {OpCodeDictKeys.TIMEOUT: 2.0}),
"4": ("CCSDS Handler: Set arbitrary bitrate", {OpCodeDictKeys.TIMEOUT: 2.0}),
"5": ("CCSDS Handler: Enable tx clock manipulator", {OpCodeDictKeys.TIMEOUT: 2.0}),
"6": ("CCSDS Handler: Disable tx clock manipulator", {OpCodeDictKeys.TIMEOUT: 2.0}),
"7": ("CCSDS Handler: Update tx data on rising edge", {OpCodeDictKeys.TIMEOUT: 2.0}),
"8": ("CCSDS Handler: Update tx data on falling edge", {OpCodeDictKeys.TIMEOUT: 2.0}),
}
service_ccsds_handler_tuple = ("CCSDS Handler", op_code_dict_srv_ccsds_handler)

54
pus_tc/ccsds_handler.py
View File

@ -14,16 +14,22 @@ from spacepackets.ecss.tc import PusTelecommand
class CommandIds:
# Configures input rate of syrlinks to 400 Khz (results in downlink rate of 200 kbps)
SET_LOW_RATE = bytearray([0x0, 0x0, 0x0, 0x0])
SET_LOW_RATE = 0
# Configures input rate of syrlinks to 2000 Khz (results in downlink rate of 1000 kbps)
SET_HIGH_RATE = bytearray([0x0, 0x0, 0x0, 0x1])
SET_HIGH_RATE = 1
# Enables the syrlinks transmitter (by using RS485 enables lines)
EN_TRANSMITTER = bytearray([0x0, 0x0, 0x0, 0x2])
EN_TRANSMITTER = 2
# Disables the syrlinks transmitter (by using RS485 enables lines)
DIS_TRANSMITTER = bytearray([0x0, 0x0, 0x0, 0x3])
DIS_TRANSMITTER = 3
# Sets an arbitrary bitrate. Normally only set low and set high rate commands should be
# required
ARBITRARY_BITRATE = bytearray([0x0, 0x0, 0x0, 0x4])
ARBITRARY_BITRATE = 4
ENABLE_TX_CLK_MANIPULATOR = 5
DISABLE_TX_CLK_MANIPULATOR = 6
# Tx data will be updated on rising edge of tx clock
UPDATE_ON_RISING_EDGE = 7
# Tx data will be updated on falling edge of tx clock
UPDATE_ON_FALLING_EDGE = 8
def pack_ccsds_handler_test(
@ -37,26 +43,22 @@ def pack_ccsds_handler_test(
)
if op_code == "0":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Set low rate"))
command = object_id + CommandIds.SET_LOW_RATE
command = object_id + struct.pack('!I', CommandIds.SET_LOW_RATE)
command = PusTelecommand(service=8, subservice=128, ssc=20, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "1":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Set high rate"))
command = object_id + CommandIds.SET_HIGH_RATE
command = object_id + struct.pack('!I', CommandIds.SET_HIGH_RATE)
command = PusTelecommand(service=8, subservice=128, ssc=21, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "2":
tc_queue.appendleft(
(QueueCommands.PRINT, "CCSDS Handler: Enables the transmitter")
)
command = object_id + CommandIds.EN_TRANSMITTER
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Enables the transmitter"))
command = object_id + struct.pack('!I', CommandIds.EN_TRANSMITTER)
command = PusTelecommand(service=8, subservice=128, ssc=22, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "3":
tc_queue.appendleft(
(QueueCommands.PRINT, "CCSDS Handler: Disables the transmitter")
)
command = object_id + CommandIds.DIS_TRANSMITTER
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Disables the transmitter"))
command = object_id + struct.pack('!I', CommandIds.DIS_TRANSMITTER)
command = PusTelecommand(service=8, subservice=128, ssc=23, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "4":
@ -64,7 +66,27 @@ def pack_ccsds_handler_test(
(QueueCommands.PRINT, "CCSDS Handler: Set arbitrary bitrate")
)
bitrate = int(input("Specify bit rate (bps): "))
command = object_id + CommandIds.ARBITRARY_BITRATE + struct.pack("!I", bitrate)
command = object_id + struct.pack('!I', CommandIds.ARBITRARY_BITRATE) + struct.pack('!I', bitrate)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "5":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Enable tx clock manipulator"))
command = object_id + struct.pack('!I', CommandIds.ENABLE_TX_CLK_MANIPULATOR)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "6":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Disable tx clock manipulator"))
command = object_id + struct.pack('!I', CommandIds.DISABLE_TX_CLK_MANIPULATOR)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "7":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Update tx data on rising edge of tx clock"))
command = object_id + struct.pack('!I', CommandIds.UPDATE_ON_RISING_EDGE)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "8":
tc_queue.appendleft((QueueCommands.PRINT, "CCSDS Handler: Update tx data on falling edge of tx clock"))
command = object_id + struct.pack('!I', CommandIds.UPDATE_ON_FALLING_EDGE)
command = PusTelecommand(service=8, subservice=128, ssc=24, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())

7
pus_tc/star_tracker.py
View File

@ -29,6 +29,7 @@ class StarTrackerActionIds:
DOWNLOAD_CENTROID = 16
UPLOAD_CENTROID = 17
SUBSCRIBE_TO_TM = 18
IMAGE_PROCESSOR = 19
REQ_SOLUTION = 24
REQ_TEMPERATURE = 25
REQ_HISTOGRAM = 28
@ -499,6 +500,12 @@ def pack_star_tracker_commands(
command = object_id + struct.pack("!I", StarTrackerActionIds.REQ_BLOB_PARAMS)
command = PusTelecommand(service=8, subservice=128, ssc=73, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
if op_code == "51":
tc_queue.appendleft((QueueCommands.PRINT, "Star tracker: Set image processor parameters"))
command = object_id + struct.pack('!I', StarTrackerActionIds.IMAGE_PROCESSOR) + \
bytearray(ImagePathDefs.jsonFile, 'utf-8')
command = PusTelecommand(service=8, subservice=128, ssc=70, app_data=command)
tc_queue.appendleft(command.pack_command_tuple())
def pack_write_command(object_id: bytearray) -> bytearray:

2
spacepackets

@ -1 +1 @@
Subproject commit 3265de69717e2f718f4c740d77a823f9811f8348
Subproject commit 0039a0ec67217765b9dabfbc35dcb34b6ff81c08

2
tmtccmd

@ -1 +1 @@
Subproject commit 7b8b936f0d18fdbd375da92d43ecdd37d71ded57
Subproject commit bfa459ccc3c7189a77374a68f0217d448525b34b