#include <SoftwareSerial.h>
// กำหนดขาสำหรับ SoftwareSerial
const int RXPin = 4; // เสียบ jumper D4 เข้ากับขา Tx ของ Arduino
const int TXPin = 3; // เสียบ jumper D3 เข้ากับขา Rx ของ Arduino
// ตั้งค่า Baud rate ของ GPS
const unsigned long GPSBaud = 9600;
// สร้าง object SoftwareSerial
SoftwareSerial gpsSerial(RXPin, TXPin);
void setup() {
// เริ่ม Serial Monitor
Serial.begin(9600);
while (!Serial) {
; // รอจนกว่า Serial จะพร้อม
}
// เริ่ม SoftwareSerial สำหรับ GPS
gpsSerial.begin(GPSBaud);
Serial.println("GPS NEO-6M Test");
}
void loop() {
// อ่านข้อมูลจาก GPS และแสดงผลใน Serial Monitor
while (gpsSerial.available() > 0) {
char c = gpsSerial.read();
Serial.write(c);
}
}
#include <TinyGPS++.h>
#include <SoftwareSerial.h>
/*
This sample sketch demonstrates the normal use of a TinyGPS++ (TinyGPSPlus) object.
It requires the use of SoftwareSerial, and assumes that you have a
4800-baud serial GPS device hooked up on pins 4(rx) and 3(tx).
*/
static const int RXPin = 4, TXPin = 3;
static const uint32_t GPSBaud = 9600;
// The TinyGPS++ object
TinyGPSPlus gps;
// The serial connection to the GPS device
SoftwareSerial ss(RXPin, TXPin);
void setup()
{
Serial.begin(115200);
ss.begin(GPSBaud);
Serial.println(F("DeviceExample.ino"));
Serial.println(F("A simple demonstration of TinyGPS++ with an attached GPS module"));
Serial.print(F("Testing TinyGPS++ library v. ")); Serial.println(TinyGPSPlus::libraryVersion());
Serial.println(F("by Mikal Hart"));
Serial.println();
}
void loop()
{
// This sketch displays information every time a new sentence is correctly encoded.
while (ss.available() > 0)
if (gps.encode(ss.read()))
displayInfo();
if (millis() > 5000 && gps.charsProcessed() < 10)
{
Serial.println(F("No GPS detected: check wiring."));
while(true);
}
}
void displayInfo()
{
Serial.print(F("Location: "));
if (gps.location.isValid())
{
Serial.print(gps.location.lat(), 6);
Serial.print(F(","));
Serial.print(gps.location.lng(), 6);
}
else
{
Serial.print(F("INVALID"));
}
Serial.print(F(" Date/Time: "));
if (gps.date.isValid())
{
Serial.print(gps.date.month());
Serial.print(F("/"));
Serial.print(gps.date.day());
Serial.print(F("/"));
Serial.print(gps.date.year());
}
else
{
Serial.print(F("INVALID"));
}
Serial.print(F(" "));
if (gps.time.isValid())
{
if (gps.time.hour() < 10) Serial.print(F("0"));
Serial.print(gps.time.hour());
Serial.print(F(":"));
if (gps.time.minute() < 10) Serial.print(F("0"));
Serial.print(gps.time.minute());
Serial.print(F(":"));
if (gps.time.second() < 10) Serial.print(F("0"));
Serial.print(gps.time.second());
Serial.print(F("."));
if (gps.time.centisecond() < 10) Serial.print(F("0"));
Serial.print(gps.time.centisecond());
}
else
{
Serial.print(F("INVALID"));
}
// แสดงจำนวนดาวเทียม
Serial.print(F(" Satellites: "));
if (gps.satellites.isValid()) {
Serial.print(gps.satellites.value());
} else {
Serial.print(F("INVALID"));
}
// แสดงความสูง
Serial.print(F(" Altitude: "));
if (gps.altitude.isValid()) {
Serial.print(gps.altitude.meters());
Serial.print(F("m"));
} else {
Serial.print(F("INVALID"));
}
// แสดงความเร็ว
Serial.print(F(" Speed: "));
if (gps.speed.isValid()) {
Serial.print(gps.speed.kmph());
Serial.print(F("km/h"));
} else {
Serial.print(F("INVALID"));
}
Serial.println();
}