2022-05-19 13:20:22 +02:00
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import struct
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from pus_tm.defs import PrintWrapper
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from tmtccmd.utility.tmtc_printer import FsfwTmTcPrinter
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def handle_gps_data(printer: FsfwTmTcPrinter, hk_data: bytes):
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pw = PrintWrapper(printer)
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pw.dlog(f"Received GPS data, HK data length {len(hk_data)}")
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2022-05-24 01:34:33 +02:00
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current_idx = 0
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fmt_str = "!ddddBBBHBBBBBI"
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inc_len = struct.calcsize(fmt_str)
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(
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lat,
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long,
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alt,
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speed,
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fix,
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sats_in_use,
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sats_in_view,
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year,
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month,
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day,
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hours,
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minutes,
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seconds,
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2022-05-25 10:37:38 +02:00
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unix_seconds,
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) = struct.unpack(fmt_str, hk_data[current_idx : current_idx + inc_len])
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2022-05-24 01:34:33 +02:00
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current_idx += inc_len
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2022-05-19 13:20:22 +02:00
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date_string = f"{day}.{month}.{year} {hours}:{minutes}:{seconds}"
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2022-05-24 01:34:33 +02:00
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pw.dlog(f"Lat: {lat} deg")
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pw.dlog(f"Long: {long} deg")
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pw.dlog(f"Altitude: {alt} m | Speed: {speed} m/s")
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2022-05-25 10:37:38 +02:00
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pw.dlog(
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f"Fix Type: {fix} | Sats in View {sats_in_view} | Sats in Use {sats_in_use}"
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)
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2022-05-24 01:34:33 +02:00
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pw.dlog(f"GNSS Date: {date_string}")
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pw.dlog(f"Unix seconds {unix_seconds}")
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printer.print_validity_buffer(validity_buffer=hk_data[current_idx:], num_vars=14)
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