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update BDS 1,7 decoding

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junzis 2017-07-21 15:17:02 +02:00
parent 2fd822d275
commit fb32ace095
1 changed files with 15 additions and 0 deletions
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15
pyModeS/ehs.py
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@ -153,9 +153,24 @@ def isBDS17(msg):
if util.bin2int(d[28:56]) != 0: if util.bin2int(d[28:56]) != 0:
result &= False result &= False
caps = cap17(msg)
# basic BDS codes for ADS-B shall be supported
# assuming ADS-B out is installed (2017EU/2020US mandate)
if not set(['BDS05', 'BDS06', 'BDS09', 'BDS20']).issubset(l):
result &= False
return result return result
def cap17(msg): def cap17(msg):
"""Extract capacities from BDS 1,7 message
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
list: list of suport BDS codes
"""
allbds = ['05', '06', '07', '08', '09', '0A', '20', '21', '40', '41', allbds = ['05', '06', '07', '08', '09', '0A', '20', '21', '40', '41',
'42', '43', '44', '45', '48', '50', '51', '52', '53', '54', '42', '43', '44', '45', '48', '50', '51', '52', '53', '54',
'55', '56', '5F', '60', 'NA', 'NA', 'E1', 'E2'] '55', '56', '5F', '60', 'NA', 'NA', 'E1', 'E2']