Files
pyModeS/pyModeS/decoder/__init__.py
2022-12-26 18:27:23 +01:00

238 lines
9.7 KiB
Python

def tell(msg: str) -> None:
from .. import common, adsb, commb, bds
def _print(label, value, unit=None):
print("%28s: " % label, end="")
print("%s " % value, end="")
if unit:
print(unit)
else:
print()
df = common.df(msg)
icao = common.icao(msg)
_print("Message", msg)
_print("ICAO address", icao)
_print("Downlink Format", df)
if df == 17:
_print("Protocol", "Mode-S Extended Squitter (ADS-B)")
tc = common.typecode(msg)
if tc is None:
_print("ERROR", "Unknown typecode")
return
if 1 <= tc <= 4: # callsign
callsign = adsb.callsign(msg)
_print("Type", "Identification and category")
_print("Callsign:", callsign)
if 5 <= tc <= 8: # surface position
_print("Type", "Surface position")
oe = adsb.oe_flag(msg)
msgbin = common.hex2bin(msg)
cprlat = common.bin2int(msgbin[54:71]) / 131072.0
cprlon = common.bin2int(msgbin[71:88]) / 131072.0
v = adsb.surface_velocity(msg)
_print("CPR format", "Odd" if oe else "Even")
_print("CPR Latitude", cprlat)
_print("CPR Longitude", cprlon)
_print("Speed", v[0], "knots")
_print("Track", v[1], "degrees")
if 9 <= tc <= 18: # airborne position
_print("Type", "Airborne position (with barometric altitude)")
alt = adsb.altitude(msg)
oe = adsb.oe_flag(msg)
msgbin = common.hex2bin(msg)
cprlat = common.bin2int(msgbin[54:71]) / 131072.0
cprlon = common.bin2int(msgbin[71:88]) / 131072.0
_print("CPR format", "Odd" if oe else "Even")
_print("CPR Latitude", cprlat)
_print("CPR Longitude", cprlon)
_print("Altitude", alt, "feet")
if tc == 19:
_print("Type", "Airborne velocity")
velocity = adsb.velocity(msg)
if velocity is not None:
spd, trk, vr, t = velocity
types = {"GS": "Ground speed", "TAS": "True airspeed"}
_print("Speed", spd, "knots")
_print("Track", trk, "degrees")
_print("Vertical rate", vr, "feet/minute")
_print("Type", types[t])
if 20 <= tc <= 22: # airborne position
_print("Type", "Airborne position (with GNSS altitude)")
alt = adsb.altitude(msg)
oe = adsb.oe_flag(msg)
msgbin = common.hex2bin(msg)
cprlat = common.bin2int(msgbin[54:71]) / 131072.0
cprlon = common.bin2int(msgbin[71:88]) / 131072.0
_print("CPR format", "Odd" if oe else "Even")
_print("CPR Latitude", cprlat)
_print("CPR Longitude", cprlon)
_print("Altitude", alt, "feet")
if tc == 29: # target state and status
_print("Type", "Target State and Status")
subtype = common.bin2int((common.hex2bin(msg)[32:])[5:7])
_print("Subtype", subtype)
tcas_operational = adsb.tcas_operational(msg)
types_29 = {0: "Not Engaged", 1: "Engaged"}
tcas_operational_types = {0: "Not Operational", 1: "Operational"}
if subtype == 0:
emergency_types = {
0: "No emergency",
1: "General emergency",
2: "Lifeguard/medical emergency",
3: "Minimum fuel",
4: "No communications",
5: "Unlawful interference",
6: "Downed aircraft",
7: "Reserved",
}
vertical_horizontal_types = {
1: "Acquiring mode",
2: "Capturing/Maintaining mode",
}
tcas_ra_types = {0: "Not active", 1: "Active"}
alt, alt_source, alt_ref = adsb.target_altitude(msg)
angle, angle_type, angle_source = adsb.target_angle(msg)
vertical_mode = adsb.vertical_mode(msg)
horizontal_mode = adsb.horizontal_mode(msg)
tcas_ra = adsb.tcas_ra(msg)
emergency_status = adsb.emergency_status(msg)
_print("Target altitude", alt, "feet")
_print("Altitude source", alt_source)
_print("Altitude reference", alt_ref)
_print("Angle", angle, "°")
_print("Angle Type", angle_type)
_print("Angle Source", angle_source)
if vertical_mode is not None:
_print(
"Vertical mode",
vertical_horizontal_types[vertical_mode],
)
if horizontal_mode is not None:
_print(
"Horizontal mode",
vertical_horizontal_types[horizontal_mode],
)
_print(
"TCAS/ACAS",
tcas_operational_types[tcas_operational]
if tcas_operational
else None,
)
_print("TCAS/ACAS RA", tcas_ra_types[tcas_ra])
_print("Emergency status", emergency_types[emergency_status])
else:
alt, alt_source = adsb.selected_altitude(msg) # type: ignore
baro = adsb.baro_pressure_setting(msg)
hdg = adsb.selected_heading(msg)
autopilot = adsb.autopilot(msg)
vnav = adsb.vnav_mode(msg)
alt_hold = adsb.altitude_hold_mode(msg)
app = adsb.approach_mode(msg)
lnav = adsb.lnav_mode(msg)
_print("Selected altitude", alt, "feet")
_print("Altitude source", alt_source)
_print(
"Barometric pressure setting",
baro,
"" if baro is None else "millibars",
)
_print("Selected Heading", hdg, "°")
if not (common.bin2int((common.hex2bin(msg)[32:])[46]) == 0):
_print(
"Autopilot", types_29[autopilot] if autopilot else None
)
_print("VNAV mode", types_29[vnav] if vnav else None)
_print(
"Altitude hold mode",
types_29[alt_hold] if alt_hold else None,
)
_print("Approach mode", types_29[app] if app else None)
_print(
"TCAS/ACAS",
tcas_operational_types[tcas_operational]
if tcas_operational
else None,
)
_print("LNAV mode", types_29[lnav] if lnav else None)
if df == 20:
_print("Protocol", "Mode-S Comm-B altitude reply")
_print("Altitude", common.altcode(msg), "feet")
if df == 21:
_print("Protocol", "Mode-S Comm-B identity reply")
_print("Squawk code", common.idcode(msg))
if df == 20 or df == 21:
labels = {
"BDS10": "Data link capability",
"BDS17": "GICB capability",
"BDS20": "Aircraft identification",
"BDS30": "ACAS resolution",
"BDS40": "Vertical intention report",
"BDS50": "Track and turn report",
"BDS60": "Heading and speed report",
"BDS44": "Meteorological routine air report",
"BDS45": "Meteorological hazard report",
"EMPTY": "[No information available]",
}
BDS = bds.infer(msg, mrar=True)
if BDS is not None and BDS in labels.keys():
_print("BDS", "%s (%s)" % (BDS, labels[BDS]))
else:
_print("BDS", BDS)
if BDS == "BDS20":
callsign = commb.cs20(msg)
_print("Callsign", callsign)
if BDS == "BDS40":
_print("MCP target alt", commb.selalt40mcp(msg), "feet")
_print("FMS Target alt", commb.selalt40fms(msg), "feet")
_print("Pressure", commb.p40baro(msg), "millibar")
if BDS == "BDS50":
_print("Roll angle", commb.roll50(msg), "degrees")
_print("Track angle", commb.trk50(msg), "degrees")
_print("Track rate", commb.rtrk50(msg), "degree/second")
_print("Ground speed", commb.gs50(msg), "knots")
_print("True airspeed", commb.tas50(msg), "knots")
if BDS == "BDS60":
_print("Megnatic Heading", commb.hdg60(msg), "degrees")
_print("Indicated airspeed", commb.ias60(msg), "knots")
_print("Mach number", commb.mach60(msg))
_print("Vertical rate (Baro)", commb.vr60baro(msg), "feet/minute")
_print("Vertical rate (INS)", commb.vr60ins(msg), "feet/minute")
if BDS == "BDS44":
_print("Wind speed", commb.wind44(msg)[0], "knots")
_print("Wind direction", commb.wind44(msg)[1], "degrees")
_print("Temperature 1", commb.temp44(msg)[0], "Celsius")
_print("Temperature 2", commb.temp44(msg)[1], "Celsius")
_print("Pressure", commb.p44(msg), "hPa")
_print("Humidity", commb.hum44(msg), "%")
_print("Turbulence", commb.turb44(msg))
if BDS == "BDS45":
_print("Turbulence", commb.turb45(msg))
_print("Wind shear", commb.ws45(msg))
_print("Microbust", commb.mb45(msg))
_print("Icing", commb.ic45(msg))
_print("Wake vortex", commb.wv45(msg))
_print("Temperature", commb.temp45(msg), "Celsius")
_print("Pressure", commb.p45(msg), "hPa")
_print("Radio height", commb.rh45(msg), "feet")