init .ino version that writes to file correctly

2023-07-20 22:36:08 -04:00
parent 1edb43ebfc
commit e3a5b42191
1 changed files with 148 additions and 0 deletions
@@ -0,0 +1,148 @@
+// ===================================================================
+// Auth: alex
+// File: gps_conn.ino
+// Revn: 07-20-2023  1.0
+// Func: connect GPS module to Golang's net.Conn via ESP8266
+//
+// TODO: first loop static bool to distinguish between case 0 and 1
+//       store data in EEPROM, retrieve it after power failure
+//       entirely ignore 0's, maybe trigger LED on 0's?
+// ===================================================================
+// CHANGE LOG
+// -------------------------------------------------------------------
+//*07-20-2023: ac copied from gps_conn.ino
+//                added switch/case 
+//
+// ===================================================================
+
+
+
+#include <ESP8266WiFi.h>                  // Special Wifi Library
+#include <TinyGPS++.h>                    // Tiny GPS Plus Library
+// Software Serial Library so we can use other Pins for communication
+// with the GPS module
+#include <SoftwareSerial.h>
+
+// wifi credentials
+#ifndef STASSID
+#define STASSID "kaer morhen"
+#define STAPSK "project:sentinel"
+#endif
+
+// set ESP Rx to GPIO 12 (connect to Ublox Tx),
+// Tx to GPIO 13 (connect to Ublox Rx)
+// GPIO pinout image at URL: https://m.media-amazon.com/images/I/812vnqUs5tL.jpg
+// Should also have an image in git repository
+// Ublox 6m GPS module to pins 12 and 13
+static const int RXPin = 12, TXPin = 13;
+// Ublox GPS default Baud Rate is 9600
+static const uint32_t GPSBaud = 9600;
+
+// wifi credentials
+const char* ssid = STASSID;
+const char* password = STAPSK;
+
+const unsigned char host[4] = { 192, 168, 1, 120 };
+//const char* host = "xyz.xyz.xyz.xyz";
+const uint16_t port = 1202;
+
+// Create an Instance of the TinyGPS++ object called gps
+TinyGPSPlus gps;
+// The serial connection to the GPS device
+SoftwareSerial ss(RXPin, TXPin);
+
+void setup() {
+  // Set ESP and Software Serial comms speed
+  Serial.begin(115200);
+  ss.begin(GPSBaud);
+
+  Serial.println();
+  Serial.print("Connecting to ");
+  Serial.println(ssid);
+
+  /* Explicitly set the ESP8266 to be a WiFi-client, otherwise, it by default,
+     would try to act as both a client and an access-point and could cause
+     network-issues with your other WiFi-devices on your WiFi-network. */
+  WiFi.mode(WIFI_STA);
+  WiFi.begin(ssid, password);
+
+  // wait for connection to be established
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+
+  // print connection details
+  Serial.println("");
+  Serial.println("WiFi connected");
+  Serial.print("IP address: ");
+  Serial.println(WiFi.localIP());
+}
+
+
+void loop() {
+
+  // print connecty things every loop
+  // it disconnects every loop. Don't love this tbh
+  Serial.print("connecting to ");
+  //Serial.print(host);
+  Serial.print(':');
+  Serial.println(port);
+
+  // Use WiFiClient class to create TCP connections
+  WiFiClient client;
+  if (!client.connect(host, port)) {
+    Serial.println("connection failed");
+    delay(5000);
+    return;
+  }
+
+/*
+  // wait for data to be available
+  unsigned long timeout = millis();
+  while (client.available() == 0) {
+    if (millis() - timeout > 5000) {
+      Serial.println(">>> Client Timeout !");
+      client.stop();
+      delay(60000);
+      return;
+    }
+  }
+*/
+
+  // This will send gps info
+  Serial.println("sending gps data");
+  if (client.connected()) {
+    // send data to server
+    client.print(gps.location.lat(), 5);    // 5 decimals of precision
+    client.print(",");
+    client.println(gps.location.lng(), 5);
+    // print data to serial monitor
+    Serial.print(gps.location.lat(), 5);    // 5 decimals of precision
+    Serial.print(",");
+    Serial.println(gps.location.lng(), 5);
+  }
+
+  // Close the connection
+  Serial.println();
+  Serial.println("closing connection");
+  client.stop();
+
+  // don't get data continuously, wait one second
+  delay(1000);
+  
+  smartDelay(500);          // Run Procedure smartDelay
+
+  // if GPS is not connected correctly
+  if (millis() > 5000 && gps.charsProcessed() < 10)
+    Serial.println(F("No GPS data received: check wiring"));
+}
+
+// Custom version of delay() ensures gps object is being "fed"
+static void smartDelay(unsigned long ms) {              
+  unsigned long start = millis();
+  do {    // wait until GPS has data
+    while (ss.available())
+      gps.encode(ss.read());
+  } while (millis() - start < ms);
+}