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NMEA0183 weiter programmiert

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Thomas Hooge
2025-07-19 12:26:49 +02:00
parent 7f0a0f280b
commit ae38d2b681
2 changed files with 43 additions and 2 deletions
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37
nmea0183.py
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@@ -35,9 +35,41 @@ def GLL(boatdata, msg):
boatdata.setValue("LAT", msg.latitude)
boatdata.setValue("LON", msg.longitude)
def GSA(boatdata, msg):
print("-> GSA")
print(msg.fields)
print(msg.data)
def GSV(boatdata, msg):
# Satellites in view
print("-> GSV")
# mgs_num msg.num_messages # Nachricht n von m
# msg.num_sv_in_view # Anzahl sichtbarer Satelliten
rres = None # range residuals
status = 2 # lookup -> prnusage; 1=tracked 2=used
if msg.sv_prn_num_1:
print(msg.sv_prn_num_1, msg.elevation_deg_1, msg.azimuth_1, msg.snr_1)
if msg.snr_1 == '':
status = 1
msg.snr_1 = 0
boatdata.updateSatellite(int(msg.sv_prn_num_1), float(msg.elevation_deg_1), float(msg.azimuth_1), int(msg.snr_1), rres, status)
if msg.sv_prn_num_2:
print(msg.sv_prn_num_2, msg.elevation_deg_2, msg.azimuth_2, msg.snr_2)
if msg.snr_2 == '':
status = 1
msg.snr_2 = 0
boatdata.updateSatellite(int(msg.sv_prn_num_2), float(msg.elevation_deg_2), float(msg.azimuth_2), int(msg.snr_2), rres, status)
if msg.sv_prn_num_3:
print(msg.sv_prn_num_3, msg.elevation_deg_3, msg.azimuth_3, msg.snr_3)
if msg.snr_3 == '':
status = 1
msg.snr_3 = 0
boatdata.updateSatellite(int(msg.sv_prn_num_3), float(msg.elevation_deg_3), float(msg.azimuth_3), int(msg.snr_3), rres, status)
if msg.sv_prn_num_4:
if msg.snr_4 == '':
status = 1
msg.snr_4 = 0
print(msg.sv_prn_num_4, msg.elevation_deg_4, msg.azimuth_4, msg.snr_4)
boatdata.updateSatellite(int(msg.sv_prn_num_4), float(msg.elevation_deg_4), float(msg.azimuth_4), int(msg.snr_4), rres, status)
def HDG(boatdata, msg):
# UNUSED: Heading - Deviation & Variation
@@ -133,7 +165,9 @@ def VPW(boatdata, msg):
pass
def VTG(boatdata, msg):
# Track made good and speed over ground
print("-> VTG")
print(msg.fields)
boatdata.setValue("COG", int(msg.true_track))
#TODO klären was für Typen hier ankommen können
# bytearray, str, decimal.Decimal?
@@ -196,6 +230,7 @@ decoder = {
"DBT": DBT,
"GGA": GGA,
"GLL": GLL,
"GSA": GSA,
"GSV": GSV,
"HDG": HDG,
"HDM": HDM,