unknown
65 lines
2.1 KiB
Arduino
65 lines
2.1 KiB
Arduino
// ===================================================================
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// Auth: alex
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// File: gps_conn.ino
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// Revn: 07-17-2023 1.0
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// Func: connect GPS module to Golang's net.Conn via ESP8266
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//
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// TODO: add connectivity
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// ===================================================================
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// CHANGE LOG
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// -------------------------------------------------------------------
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//*07-17-2023: ac copied from gps_master.ino
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//
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// ===================================================================
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#include <TinyGPS++.h> // Tiny GPS Plus Library
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// Software Serial Library so we can use other Pins for communication
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// with the GPS module
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#include <SoftwareSerial.h>
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// set ESP Rx to GPIO 12 (connect to Ublox Tx),
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// Tx to GPIO 13 (connect to Ublox Rx)
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// GPIO pinout image at URL: https://m.media-amazon.com/images/I/812vnqUs5tL.jpg
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// Should also have an image in git repository
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// Ublox 6m GPS module to pins 12 and 13
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static const int RXPin = 12, TXPin = 13;
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// Ublox GPS default Baud Rate is 9600
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static const uint32_t GPSBaud = 9600;
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// Create an Instance of the TinyGPS++ object called gps
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TinyGPSPlus gps;
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// The serial connection to the GPS device
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SoftwareSerial ss(RXPin, TXPin);
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void setup() {
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// Set ESP and Software Serial comms speed
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Serial.begin(GPSBaud);
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ss.begin(GPSBaud);
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}
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void loop() {
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// print location information
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Serial.print("Latitude : ");
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Serial.println(gps.location.lat(), 5); // 5 decimals of precision
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Serial.print("Longitude : ");
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Serial.println(gps.location.lng(), 5);
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delay(2000); // wait 2 seconds between getting location
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smartDelay(500); // Run Procedure smartDelay
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// if GPS is not connected correctly
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if (millis() > 5000 && gps.charsProcessed() < 10)
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Serial.println(F("No GPS data received: check wiring"));
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}
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// Custom version of delay() ensures gps object is being "fed"
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static void smartDelay(unsigned long ms) {
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unsigned long start = millis();
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do { // wait until GPS has data
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while (ss.available())
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gps.encode(ss.read());
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} while (millis() - start < ms);
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}
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