import datetime import enum import logging import struct from eive_tmtc.config.definitions import CustomServiceList from eive_tmtc.pus_tm.defs import PrintWrapper from tmtccmd.config import TmtcDefinitionWrapper, OpCodeEntry from tmtccmd.config.tmtc import tmtc_definitions_provider from tmtccmd.tc.pus_200_fsfw_mode import create_mode_command, Mode from tmtccmd.tc import DefaultPusQueueHelper from tmtccmd.tc.pus_3_fsfw_hk import ( make_sid, create_request_one_hk_command, create_enable_periodic_hk_command_with_interval, create_disable_periodic_hk_command, ) from tmtccmd.util.tmtc_printer import FsfwTmTcPrinter _LOGGER = logging.getLogger(__name__) class OpCode: OFF = "off" ON = "on" REQ_OS_HK = ["hk"] ENABLE_HK = ["enable_hk"] DISABLE_HK = ["disable_hk"] RESET_GNSS = ["reset"] class Info: OFF = "Off" ON = "On" REQ_OS_HK = "Request One-Shot HK" ENABLE_HK = "Enable HK" DISABLE_HK = "Disable HK" RESET_GNSS = "Reset GNSS using reset pin" class SetId(enum.IntEnum): HK = 0 @tmtc_definitions_provider def add_gps_cmds(defs: TmtcDefinitionWrapper): oce = OpCodeEntry() oce.add(keys=OpCode.RESET_GNSS, info=Info.RESET_GNSS) oce.add(keys=OpCode.REQ_OS_HK, info=Info.REQ_OS_HK) oce.add(keys=OpCode.ENABLE_HK, info=Info.ENABLE_HK) oce.add(keys=OpCode.DISABLE_HK, info=Info.DISABLE_HK) oce.add(keys=OpCode.OFF, info=Info.OFF) oce.add(keys=OpCode.ON, info=Info.ON) defs.add_service( name=CustomServiceList.GPS_CTRL.value, info="GPS/GNSS Controller", op_code_entry=oce, ) def pack_gps_command(object_id: bytes, q: DefaultPusQueueHelper, op_code: str): sid = make_sid(object_id=object_id, set_id=SetId.HK) if op_code in OpCode.RESET_GNSS: # TODO: This needs to be re-implemented _LOGGER.warning("Reset pin handling needs to be re-implemented") if op_code in OpCode.ENABLE_HK: interval = float(input("Please specify interval in floating point seconds: ")) if interval <= 0: raise ValueError("invalid interval") q.add_log_cmd(f"GPS: {Info.ENABLE_HK}") cmds = create_enable_periodic_hk_command_with_interval( diag=False, sid=sid, interval_seconds=interval ) for cmd in cmds: q.add_pus_tc(cmd) if op_code in OpCode.DISABLE_HK: q.add_log_cmd(f"gps: {Info.DISABLE_HK}") q.add_pus_tc(create_disable_periodic_hk_command(diag=False, sid=sid)) if op_code in OpCode.REQ_OS_HK: q.add_log_cmd(f"GPS: {Info.REQ_OS_HK}") q.add_pus_tc(create_request_one_hk_command(sid=sid)) if op_code in OpCode.ON: q.add_log_cmd(f"GPS: {Info.ON}") q.add_pus_tc(create_mode_command(object_id, Mode.ON, 0)) if op_code in OpCode.OFF: q.add_log_cmd(f"GPS: {Info.OFF}") q.add_pus_tc(create_mode_command(object_id, Mode.OFF, 0)) def handle_gps_data(printer: FsfwTmTcPrinter, hk_data: bytes): pw = PrintWrapper(printer) pw.dlog(f"Received GPS data, HK data length {len(hk_data)}") current_idx = 0 fmt_str = "!ddddBBBHBBBBBI" inc_len = struct.calcsize(fmt_str) ( lat, long, alt, speed, fix, sats_in_use, sats_in_view, year, month, day, hours, minutes, seconds, unix_seconds, ) = struct.unpack(fmt_str, hk_data[current_idx : current_idx + inc_len]) current_idx += inc_len if year == 0: date_string = "No date string, year is 0" else: date_string = datetime.datetime( year=year, month=month, day=day, hour=hours, minute=minutes, second=seconds ) pw.dlog(f"Lat: {lat} deg") pw.dlog(f"Long: {long} deg") pw.dlog(f"Altitude: {alt} m | Speed: {speed} m/s") pw.dlog( f"Fix Type: {fix} | Sats in View {sats_in_view} | Sats in Use {sats_in_use}" ) pw.dlog(f"GNSS Date: {date_string}") pw.dlog(f"Unix seconds {unix_seconds}") printer.get_validity_buffer(validity_buffer=hk_data[current_idx:], num_vars=14)