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Water_Flow.ino

+#include <ESP8266WiFi.h>
+#include <WiFiClient.h>
+#include <ESP8266WebServer.h>
+#include <ESP8266HTTPUpdateServer.h>
+#include <NTPClient.h>
+#include <WiFiUdp.h>
+#include <EEPROM.h>
+#include "TimeLib.h"
+#include "timestamp32bits.h"
+
+const char* ssid_sta = "Test";
+const char* password_sta = "Test123";
+
+ESP8266WebServer flow_server(80);
+ESP8266HTTPUpdateServer flow_updater;
+
+WiFiUDP ntpUDP;
+NTPClient timeClient(ntpUDP, "lk.pool.ntp.org", 19800, 3600000);
+
+time_t NTPunixTime;
+
+timestamp32bits tstamp = timestamp32bits();
+
+unsigned long NTPtime = 0;
+
+unsigned long rstart_interval = 1000 * 60 * 60 * 24 * 30; //miliseconds per 30 days
+int web_page_refresh_interval = 1000 * 10;  //10 seconds
+
+const char* admin_username = "admin";
+const char* admin_password = "admin";
+
+const char* svr = "api.thingspeak.com";
+String apiKey = "QIFMFT4LJ12XZ4AW";
+
+const char* www_realm = "Login Required";
+String authFailResponse = "Login Failed. Please retry.";
+
+bool logged_out;
+
+#define TSENSOR_PIN  D6
+#define BSENSOR_PIN  D7
+#define valve_pin  D4
+
+unsigned long previousMillis = 0;
+unsigned long sendtime;
+unsigned long send_interval = 10000;
+int interval = 1000;
+float calibrationFactor = 4.5;
+volatile byte pulseCount;
+volatile byte pulseCount2;
+byte tpulse1Sec = 0;
+float tflowRate;
+unsigned long tflowMilliLitres;
+unsigned int ttotalMilliLitres;
+float tflowLitres;
+float ttotalLitres;
+byte bpulse1Sec = 0;
+float bflowRate;
+unsigned long bflowMilliLitres;
+unsigned int btotalMilliLitres;
+float bflowLitres;
+float btotalLitres;
+
+bool valve_stat = false;
+
+WiFiClient svrv;
+
+void IRAM_ATTR pulseCounter()
+{
+  pulseCount++;
+}
+
+void IRAM_ATTR pulseCounter2()
+{
+  pulseCount2++;
+}
+
+void setup() {
+
+  Serial.begin(115200);
+
+  wifi_init();
+  server_init();
+  eeprom_init();
+  time_init();
+
+  pinMode(valve_pin, OUTPUT);
+  pinMode(TSENSOR_PIN, INPUT_PULLUP);
+  pinMode(BSENSOR_PIN, INPUT_PULLUP);
+
+  attachInterrupt(digitalPinToInterrupt(TSENSOR_PIN), pulseCounter, FALLING);
+  attachInterrupt(digitalPinToInterrupt(BSENSOR_PIN), pulseCounter2, FALLING);
+
+  delay(100);
+
+  Serial.println("");
+  Serial.println("Ready...");
+}
+
+void loop() {
+
+  time_run();
+  sensor_run();
+
+  flow_server.handleClient();
+
+  rstart();
+}
+
+void rstart() {
+
+  if (millis() > rstart_interval) {
+
+    Serial.println("Restarting...");
+    ESP.restart();
+  }
+}