Erste funktionsfähige Tracker-Version

nmea0183.py

@@ -9,9 +9,10 @@ TODO Multi-Sentence verarbeiten
 
 import serial
 from setproctitle import setthreadtitle
+import pynmea2
 
 # Empfangsthread
-def rxd_0183(appdata, devname):
+def rxd_0183(appdata,boatdata, devname):
     # Prüfe ob NMEA0183-Port vorhanden ist und sich öffnen läßt
     try:
         ser = serial.Serial(devname, 115200, timeout=3)
@@ -351,28 +352,28 @@ def VPW(boatdata, msg):
 def VTG(boatdata, msg):
     # Track made good and speed over ground
     """
-(('True Track made good', 'true_track', <class 'float'>),
-('True Track made good symbol', 'true_track_sym'),
-('Magnetic Track made good', 'mag_track', <class 'decimal.Decimal'>),
-('Magnetic Track symbol', 'mag_track_sym'),
-('Speed over ground knots', 'spd_over_grnd_kts', <class 'decimal.Decimal'>),
-('Speed over ground symbol', 'spd_over_grnd_kts_sym'),
-('Speed over ground kmph', 'spd_over_grnd_kmph', <class 'float'>),
-('Speed over ground kmph symbol', 'spd_over_grnd_kmph_sym'),
-('FAA mode indicator', 'faa_mode'))
-['', 'T', '', 'M', '0.117', 'N', '0.216', 'K', 'A']
+    (('True Track made good', 'true_track', <class 'float'>),
+    ('True Track made good symbol', 'true_track_sym'),
+    ('Magnetic Track made good', 'mag_track', <class 'decimal.Decimal'>),
+    ('Magnetic Track symbol', 'mag_track_sym'),
+    ('Speed over ground knots', 'spd_over_grnd_kts', <class 'decimal.Decimal'>),
+    ('Speed over ground symbol', 'spd_over_grnd_kts_sym'),
+    ('Speed over ground kmph', 'spd_over_grnd_kmph', <class 'float'>),
+    ('Speed over ground kmph symbol', 'spd_over_grnd_kmph_sym'),
+    ('FAA mode indicator', 'faa_mode'))
+    ['', 'T', '', 'M', '0.117', 'N', '0.216', 'K', 'A']
+    $IIVTG,312.000000,T,,M,2.000000,N,3.704000,K,A*28
     """
-    #print("-> VTG")
-    # msg.true_track true_track_sym
-    # msg.mag_track mag_track_sym
-    # msg.faa_mode
+    if msg.faa_mode != 'A':
+        return
     #TODO klären was für Typen hier ankommen können
     # bytearray, str, decimal.Decimal?
-    #sog = float(msg.spd_over_grnd_kts)
     #str von OpenCPN: sog = float(msg.spd_over_grnd_kts[:-1])
-    #boatdata.setValue("SOG", sog)
-    #print("VTG", msg.spd_over_grnd_kts)
-    print("VTG", msg)
+    #Ggf. ist OpenCPN buggy!
+    cog = float(msg.true_track)        # in Grad
+    sog = float(msg.spd_over_grnd_kts) # in Knoten
+    boatdata.setValue("COG", cog)
+    boatdata.setValue("SOG", sog)
 
 def VWR(boatdata, msg):
     # Relative Wind Speed and Angle