added commands to request HKs from GOmSpace devices

pus_tc/devs/pdu2.py

@@ -8,8 +8,10 @@
 """
 from tmtccmd.config.definitions import QueueCommands
 from tmtccmd.tc.packer import TcQueueT
+from tmtccmd.tc.service_3_housekeeping import generate_one_hk_command, make_sid
 from gomspace.gomspace_common import *
 from gomspace.gomspace_pdu_definitions import *
+from config.object_ids import PDU_2_HANDLER_ID
 
 
 class Pdu2OpCodes(enum.Enum):
@@ -118,6 +120,11 @@ def pack_pdu2_commands(object_id: bytearray, tc_queue: TcQueueT, op_code: str):
             Channel.off,
         )
         tc_queue.appendleft(command.pack_command_tuple())
+    if op_code == GomspaceOpCodes.REQUEST_HK_ONCE.value:
+        tc_queue.appendleft((QueueCommands.PRINT, "PDU2: Requesting HK Table Once"))
+        hk_sid = make_sid(object_id=PDU_2_HANDLER_ID, set_id=SetIds.PDU_2)
+        command = generate_one_hk_command(sid=hk_sid, ssc=0)
+        tc_queue.appendleft(command.pack_command_tuple())
     if op_code == GomspaceOpCodes.PRINT_SWITCH_V_I.value:
         tc_queue.appendleft(
             (QueueCommands.PRINT, "PDU2: Print Switches, Currents, Voltahes")