from ublox_gps import UbloxGps
import numpy as np
import threading
import flask
from flask import request, jsonify
from gpsspy.gps_spy import GPSSpy
from gpsspy.serial_socket import SerialSocket
NUM_SATS = 255
PORT_NUM = 15566
SIG_LEN = 5
THRESH = 40000
port = SerialSocket(PORT_NUM)
gps = UbloxGps(port)
spy = GPSSpy(signal_len=SIG_LEN, num_sats=NUM_SATS, threshold=THRESH)
app = flask.Flask(__name__)
app.config["DEBUG"] = True
@app.route('/api/v1/jammed', methods=['GET'])
def isJammed():
return jsonify(jammed=spy.jammed)
def background():
try:
print("Listenting for UBX Messages.")
import Adafruit_BBIO.UART as UART
from ublox_gps import UbloxGps
import serial
UART.setup("UART1")
# UART1: /dev/ttyO1, Rx: P9_26, Tx: P9_24
ser = serial.Serial(port="/dev/ttyO1", baudrate=38400)
gps = UbloxGps(ser)
def run():
lat_prev = 0
lon_prev = 0
try:
print("Listenting for UBX Messages.")
while True:
try:
coords = gps.geo_coords()
gps_time = gps.date_time()
print("error lat: ", coords.lat - lat_prev)
print("error lon: ", coords.lon - lon_prev)
lat_prev = coords.lat
lon_prev = coords.lon
print(coords.lat, coords.lon)
print("{}/{}/{}".format(gps_time.day, gps_time.month,
gps_time.year))
print("UTC Time {}:{}:{}".format(gps_time.hour, gps_time.min,
gps_time.sec))