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fanta 3 days ago
parent e188478602
commit fcffc5ed8f

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# https://56k.es/fanta/utilizando-un-modulo-gps-usb-barato-en-gnulinux/
# apt install python3-nmea2 python3-serial
# NMEA 0183 PROTOCOL: https://www.serialmon.com/protocols/nmea0183.shtml
# ('Timestamp', 'timestamp', timestamp),
# ('Latitude', 'lat'),
# ('Latitude Direction', 'lat_dir'),
# ('Longitude', 'lon'),
# ('Longitude Direction', 'lon_dir'),
# ('GPS Quality Indicator', 'gps_qual', int),
# ('Number of Satellites in use', 'num_sats'),
# ('Horizontal Dilution of Precision', 'horizontal_dil'),
# ('Antenna Alt above sea level (mean)', 'altitude', float),
# ('Units of altitude (meters)', 'altitude_units'),
# ('Geoidal Separation', 'geo_sep'),
# ('Units of Geoidal Separation (meters)', 'geo_sep_units'),
# ('Age of Differential GPS Data (secs)', 'age_gps_data'),
# ('Differential Reference Station ID', 'ref_station_id'),
import io
import pynmea2
import serial
ser = serial.Serial('/dev/ttyACM0', 9600, timeout=5.0)
sio = io.TextIOWrapper(io.BufferedRWPair(ser, ser))
while 1:
try:
line = sio.readline()
msg = pynmea2.parse(line)
if msg.talker == "GP" and msg.sentence_type == "GGA":
print("[", msg.timestamp, "] [ Satelites:", msg.num_sats, "] - Lat:", msg.lat, "Lon:", msg.lon, "Alt:", msg.altitude)
except serial.SerialException as e:
print('Device error: {}'.format(e))
break
except pynmea2.ParseError as e:
print('Parse error: {}'.format(e))
continue
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