gps.ceu

native _begin();

native do
  ##include <Adafruit_GPS.h>

  SoftwareSerial my_Serial(8, 7);
  Adafruit_GPS GPS(&my_Serial);

  void begin() {
    Serial.begin(9600);
    Serial.println("CEU GPS TEST");

    GPS.begin(9600);
    GPS.sendCommand(PMTK_SET_NMEA_OUTPUT_RMCGGA);
    GPS.sendCommand(PMTK_SET_NMEA_UPDATE_1HZ);   // 1 Hz update rate
    GPS.sendCommand(PGCMD_ANTENNA);
  }
end

input (float, float) GPS; // lat, long

_begin();

loop do
  _GPS.read();

  if _GPS.newNMEAreceived() and _GPS.parse(_GPS.lastNMEA()) then
    await 3s;

    if _GPS.fix then
      async do
        emit GPS => (_GPS.latitudeDegrees, _GPS.longitudeDegrees);
      end
    end

  end
end

main.ceu

#include "arduino.ceu"

native do
  ##include <SoftwareSerial.h>
end

par do
  #include "gps3.ceu"
with
  loop do
    var float latitude, longitude;
    (latitude, longitude) = await GPS;

    _Serial.println("Location fixed:");
    _Serial.print(latitude, 4);
    _Serial.println(longitude, 4);
  end
end