GPS Speed Arduino Pro Micro #gps #arduino #promicro #attiny1634 #rx #tx #speedometer

gps_speed.ino

// GPS Speedometer
// Copyright (c) 2021 Thomas Meschke
//
// MIT License
// https://opensource.org/licenses/mit-license.php
//
// Put the GPS Module ( NEO-6M-x ) on the following pins:
// TX: Arduino Pro Micro / ATTINY 1634 => RX Pin
// RX: Arduino Pro Micro / ATTINY 1634 => TX Pin
//
// Important note:
// By using an ATTINY 1634 use Serial() instead of Serial1() !
//
// No SoftSerial is needed !

#include <TinyGPS++.h>;

TinyGPSPlus gps;

unsigned long last = 0UL;

void setup() {
    // SERIAL CONNECTION ON DEVICE TX + RX
    Serial1.begin(9600);
}

void loop() {

    while (Serial1.available()) {

        gps.encode(Serial1.read());

        if (millis() - last > 500) {

            // DO SOMETHING WITH gps.speed.kmph() HERE

            if (gps.charsProcessed() < 10) {
                // SOMETHING WENT WRONG
            }

            last = millis();
        }
    }
}