Ejemplo n.º 1
0
func main() {
	var dev *gps.Device
	var err error
	if dev, err = gps.Open("/dev/ttyAMA0"); err != nil {
		log.Panicln("Failed to open GPS device", err)
	}

	dev.Watch()

	f, err := os.OpenFile(*outFile, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
	if err != nil {
		log.Panicln("Failed to open output file", err)
	}
	defer f.Close()

	conn, _ := net.Dial("udp", fmt.Sprintf("255.255.255.255:%d", *udpPort))
	defer conn.Close()

	var lastUpdate int64 = 0
	for fix := range dev.Fixes {
		now := time.Now().Unix()
		if now-lastUpdate > *updateFreq {
			lastUpdate = now
			stanza := fmt.Sprintf("%d;%.8f;%.8f;%.2f;%.2f\n", now-EPOCH, fix.Lat, fix.Lon, fix.Alt, fix.TrackAngle)

			f.WriteString(stanza)
			conn.Write([]byte(stanza))
		}
	}
}
Ejemplo n.º 2
0
func main() {
	var dev *gps.Device
	var err error
	if dev, err = gps.Open("/dev/ttyAMA0"); err != nil {
		panic(err)
	}

	dev.Watch()

	for fix := range dev.Fixes {
		fmt.Println(fmt.Sprintf("Location: (%.8f,%.8f) Altitude:%.2fm Angle:%.2f", fix.Lat, fix.Lon, fix.Alt, fix.TrackAngle))
	}
}