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890 B

#pragma once
#include <SoftwareSerial.h>
#include <TinyGPS++.h>
#include "settings.h"
// The GPS message decoder
TinyGPSPlus gps;
// The serial connection to the GPS device
SoftwareSerial serial_gps(PIN_GPS_RX, PIN_GPS_TX);
* Initialises the connection to the GPS device.
void gps_begin();
* Fetches the current location from the GPS device.
* May take a moment, as the GPS device needs time to acquire a satellite fix.
* @return TinyGPSLocation The current location.
TinyGPSLocation gps_location();
* Ends the connection to the GPS device and puts it to sleep in order to save
* power.
* Note that the GPS device is connected directly to the power management
* system and so doesn't get turned off after each measurement, as it takes
* ~30s to reacquire a lock when it first starts up - hence why we put it to
* sleep instead.
void gps_end();