FGFS-4.1/gr-air-modes
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This commit is contained in:
Nick Foster 2012-06-25 17:25:57 -07:00
parent 3d2920b56a
commit e174091763
1 changed files with 27 additions and 22 deletions
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33
python/modes_parse.py
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@ -104,25 +104,18 @@ class me_reply(data_field):
"time": (21,1), "cpr": (22,1), "lat": (23, 17), "lon": (40, 17),
"mvt": (6,7), "gts": (13,1), "gtk": (14,7), "trs": (1,2),
"ats": (3,1), "cat": (6,3), "ident": (9,48), "sub": (6,3),
"dew": (10,1), "vew": (11,11), "dns": (22,1), "vns": (23,11),
"str": (34,1), "tr": (35,6), "svr": (41,1), "vr": (42,9),
"icf": (9,1), "ifr": (10,1), "nuc": (11,3), "gdew": (14,1),
"gvew": (15,10), "gdns": (25,1), "gvns": (26,10), "vrs": (36,1),
"gsvr": (37,1), "gvr": (38,9), "ghds": (49,1), "ghd": (50,6),
"mhs": (14,1), "hdg": (15,10), "ast": (25,1), "spd": (26,10),
"eps": (9,3)
"bds09": (9,48), "eps": (9,3)
#TODO: TCP, TCP+1/BDS 6,2
}
subfields = { "bds09": bds09_reply }
startbit = 0
#types in this format are listed by BDS register
types = { 0x05: ["ftc", "ss", "saf", "alt", "time", "cpr", "lat", "lon"], #airborne position
0x06: ["ftc", "mvt", "gts", "gtk", "time", "cpr", "lat", "lon"], #surface position
0x07: ["ftc",], #TODO extended squitter status
0x08: ["ftc", "cat", "ident"], #extended squitter identification and type
#TODO: bds0,9 has 3 subtypes, needs to be subclassed
0x09: ["ftc", "sub", "dew", "vew", "dns", "vns", "str", "tr", "svr", "vr"], #velocity type 0
0x09: ["ftc", "sub", "bds09"],
#0x0A: data link capability report
#0x17: common usage capability report
#0x18-0x1F: Mode S specific services capability report
@ -130,6 +123,7 @@ class me_reply(data_field):
0x61: ["ftc", "eps"]
}
#maps ftc to BDS register
def get_type(self):
ftc = self.get_bits(self.fields["ftc"])
if 1 <= ftc <= 4:
@ -146,11 +140,22 @@ class me_reply(data_field):
def get_numbits(self):
return 56
class bds09_reply(data_field):
fields = { "sub": (6,3), "dew": (10,1), "vew": (11,11), "dns": (22,1),
"vns": (23,11), "str": (34,1), "tr": (35,6), "svr": (41,1),
"vr": (42,9), "icf": (9,1), "ifr": (10,1), "nuc": (11,3),
"gdew": (14,1), "gvew": (15,10), "gdns": (25,1), "gvns": (26,10),
"vrs": (36,1), "gsvr": (37,1), "gvr": (38,9), "ghds": (49,1),
"ghd": (50,6), "mhs": (14,1), "hdg": (15,10), "ast": (25,1),
"spd": (26,10)
}
types = { #TODO
def get_type(self):
return self.get_bits(self.fields["sub"])
class modes_reply(data_field):
def __init__(self, data):
data_field.__init__(self, data)
#bitfield definitions according to Mode S spec
#(start bit, num bits)
fields = { "df": (1,5), "vs": (6,1), "fs": (6,3), "cc": (7,1),