def test_bds_infer():
assert bds.infer("8D406B902015A678D4D220AA4BDA") == 'BDS08'
assert bds.infer("8FC8200A3AB8F5F893096B000000") == 'BDS06'
assert bds.infer("8D40058B58C901375147EFD09357") == 'BDS05'
assert bds.infer("8D485020994409940838175B284F") == 'BDS09'
assert bds.infer("A800178D10010080F50000D5893C") == 'BDS10'
assert bds.infer("A0000638FA81C10000000081A92F") == 'BDS17'
assert bds.infer("A0001838201584F23468207CDFA5") == 'BDS20'
assert bds.infer("A0001839CA3800315800007448D9") == 'BDS40'
assert bds.infer("A000139381951536E024D4CCF6B5") == 'BDS50'
assert bds.infer("A00004128F39F91A7E27C46ADC21") == 'BDS60'
def commb_decode_all(df, n=None):
import csv
print("===== Decode Comm-B sample data (DF=%s)=====" % df)
f = open("tests/data/sample_data_commb_df%s.csv" % df, "rt")
for i, r in enumerate(csv.reader(f)):
if n and i > n:
break
ts = r[0]
m = r[2]
df = common.df(m)
icao = common.icao(m)
BDS = bds.infer(m)
code = common.altcode(m) if df == 20 else common.idcode(m)
if not BDS:
print(ts, m, icao, df, "%5s" % code, "UNKNOWN")
continue
if len(BDS.split(",")) > 1:
print(ts, m, icao, df, "%5s" % code, end=" ")
for i, _bds in enumerate(BDS.split(",")):
if i == 0:
print(_bds, *bds_info(_bds, m))
else:
print(" " * 55, _bds, *bds_info(_bds, m))
else:
print(ts, m, icao, df, "%5s" % code, BDS, *bds_info(BDS, m))
def tell(msg: str) -> None:
from pyModeS import common, adsb, commb, bds
def _print(label, value, unit=None):
print("%20s: " % 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 1 <= tc <= 4: # callsign
callsign = adsb.callsign(msg)
_print("Type", "Identitification 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")
spd, trk, vr, t = adsb.velocity(msg)
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 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 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")
def tell(msg: str) -> None:
from pyModeS import common, adsb, commb, bds
def _print(label, value, unit=None):
print("%20s: " % 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 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")
spd, trk, vr, t = adsb.velocity(msg)
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 = {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)
_print("Vertical mode",
vertical_horizontal_types[vertical_mode])
_print("Horizontal mode",
vertical_horizontal_types[horizontal_mode])
_print("TCAS/ACAS", tcas_operational_types[tcas_operational])
_print("TCAS/ACAS RA", tcas_ra_types[tcas_ra])
_print("Emergency status", emergency_types[emergency_status])
else:
alt, alt_source = adsb.selected_altitude(msg)
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, "millibars")
_print("Selected Heading", hdg, "°")
if not (common.bin2int((common.hex2bin(msg)[32:])[46]) == 0):
_print("Autopilot", types[autopilot])
_print("VNAV mode", types[vnav])
_print("Altitude hold mode", types[alt_hold])
_print("Approach mode", types[app])
_print("TCAS/ACAS",
tcas_operational_types[tcas_operational])
_print("LNAV mode", types[lnav])
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 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")
def get_all(msg: str) -> dict:
from pyModeS import common, adsb, commb, bds
_dict = {}
def push(key, data, unit=None):
_dict[key] = data
df = common.df(msg)
icao = common.icao(msg)
push("message", msg)
push("icao", icao)
push("downlink_format", df)
if df == 17:
push("protocol", "Mode-S Extended Squitter (ADS-B)")
tc = common.typecode(msg)
if 1 <= tc <= 4: # callsign
callsign = adsb.callsign(msg)
push("type", "Identitification and category")
push("callsign:", callsign)
if 5 <= tc <= 8: # surface position
push("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)
push("cpr_format", "Odd" if oe else "Even")
push("cpr_latitude", cprlat)
push("cpr_longitude", cprlon)
push("speed", v[0] * 1.85200, "km")
push("track", v[1], "degrees")
if 9 <= tc <= 18: # airborne position
push("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
push("cpr_format", "Odd" if oe else "Even")
push("cpr_latitude", cprlat)
push("cpr_longitude", cprlon)
push("altitude", alt, "feet")
if tc == 19:
push("type", "Airborne velocity")
spd, trk, vr, t = adsb.velocity(msg)
types = {"GS": "Ground speed", "TAS": "True airspeed"}
push("speed", spd * 1.85200, "km")
push("track", trk, "degrees")
push("vertical rate", vr, "feet/minute")
push("type", types[t])
if 20 <= tc <= 22: # airborne position
push("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
push("cpr_format", "Odd" if oe else "Even")
push("cpr_latitude", cprlat)
push("cpr_longitude", cprlon)
push("altitude", alt, "feet")
if tc == 29: # target state and status
push("type", "Target State and Status")
subtype = common.bin2int((common.hex2bin(msg)[32:])[5:7])
push("subtype", subtype)
tcas_operational = adsb.tcas_operational(msg)
types = {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"}
altitude = adsb.target_altitude(msg)
if altitude is not None:
alt, alt_source, alt_ref = altitude
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)
push("target_altitude", alt, "feet")
push("altitude_source", alt_source)
push("altitude_reference", alt_ref)
push("angle", angle, "°")
push("angle Type", angle_type)
push("angle Source", angle_source)
push("vertical mode", vertical_horizontal_types[vertical_mode])
push("horizontal mode", vertical_horizontal_types[horizontal_mode])
push("TCAS/ACAS", tcas_operational_types[tcas_operational])
push("TCAS/ACAS_RA", tcas_ra_types[tcas_ra])
push("emergency_status", emergency_types[emergency_status])
else:
alt, alt_source = adsb.selected_altitude(msg)
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)
push("selected_altitude", alt, "feet")
push("altitude_source", alt_source)
push("barometric_pressure_setting", baro, "millibars")
push("selected_Heading", hdg, "°")
if not (common.bin2int((common.hex2bin(msg)[32:])[46]) == 0):
push("autopilot", types[autopilot])
push("VNAV_mode", types[vnav])
push("altitude_hold_mode", types[alt_hold])
push("approach_mode", types[app])
push("TCAS/ACAS", tcas_operational_types[tcas_operational])
push("LNAV_mode", types[lnav])
if df == 20:
push("protocol", "Mode-S Comm-B altitude reply")
push("altitude", common.altcode(msg), "feet")
if df == 21:
push("protocol", "Mode-S Comm-B identity reply")
push("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 in labels.keys():
push("BDS", "%s (%s)" % (BDS, labels[BDS]))
else:
push("BDS", BDS)
if BDS == "BDS20":
callsign = commb.cs20(msg)
push("callsign", callsign)
if BDS == "BDS40":
push("MCP_target_alt", commb.selalt40mcp(msg), "feet")
push("FMS_Target_alt", commb.selalt40fms(msg), "feet")
push("pressure", commb.p40baro(msg), "millibar")
if BDS == "BDS50":
push("roll_angle", commb.roll50(msg), "degrees")
push("track_angle", commb.trk50(msg), "degrees")
push("track_rate", commb.rtrk50(msg), "degree/second")
push("ground_speed", commb.gs50(msg) * 1.85200, "km")
push("true_airspeed", commb.tas50(msg) * 1.85200, "km")
if BDS == "BDS60":
push("megnatic Heading", commb.hdg60(msg), "degrees")
push("indicated airspeed", commb.ias60(msg) * 1.85200, "km")
push("mach number", commb.mach60(msg))
push("vertical rate (Baro)", commb.vr60baro(msg), "feet/minute")
push("vertical rate (INS)", commb.vr60ins(msg), "feet/minute")
if BDS == "BDS44":
push("wind_speed", commb.wind44(msg)[0] * 1.85200, "km")
push("wind_direction", commb.wind44(msg)[1], "degrees")
push("temperature_1", commb.temp44(msg)[0], "Celsius")
push("temperature_2", commb.temp44(msg)[1], "Celsius")
push("pressure", commb.p44(msg), "hPa")
push("humidity", commb.hum44(msg), "%")
push("turbulence", commb.turb44(msg))
if BDS == "BDS45":
push("turbulence", commb.turb45(msg))
push("wind_shear", commb.ws45(msg))
push("microbust", commb.mb45(msg))
push("icing", commb.ic45(msg))
push("wake_vortex", commb.wv45(msg))
push("temperature", commb.temp45(msg), "Celsius")
push("pressure", commb.p45(msg), "hPa")
push("radio_height", commb.rh45(msg), "feet")
return _dict