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Smart Sump/Condensate Pump w/ Webserver
const char ROOT_page[] PROGMEM = R"=====(
<HTML>
<HEAD>
<TITLE>Sump Pump</TITLE>
</HEAD>
<BODY>
<CENTER>
<B>Online. #VALUE# / #TIME# hours</B>
</CENTER>
</BODY>
</HTML>
)=====";
#include <ESP8266WiFi.h>
#include <PubSubClient.h>
#include <ESP8266WebServer.h>
extern const char ROOT_page[];
#define RELAY_PIN D2
#define FLOAT_PIN D3
#define PUMP_TIME 7000
unsigned long ONE_HOUR = 3600000;
unsigned long runCount = 0;
unsigned long runHours = 0;
unsigned long lastTime = 0;
unsigned long elapsedTime = 0;
const char* ssid = "SSID";
const char* password = "password";
ESP8266WebServer server(80); //Server on port 80
void handleRoot() {
String s = ROOT_page; //Read HTML contents
s.replace("#VALUE#", String(runCount));
s.replace("#TIME#", String(runHours));
server.send(200, "text/html", s); //Send web page
}
void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
WiFi.begin(ssid, password); //Connect to your WiFi router
Serial.println("");
// Wait for connection
while (WiFi.status() != WL_CONNECTED) {
delay(250);
Serial.print(".");
}
//If connection successful show IP address in serial monitor
Serial.println("");
Serial.print("Connected to ");
Serial.println(ssid);
Serial.print("IP address: ");
Serial.println(WiFi.localIP()); //IP address assigned to your ESP
server.on("/", handleRoot); //Which routine to handle at root location
server.begin(); //Start server
Serial.println("HTTP server started");
pinMode(RELAY_PIN, OUTPUT);
pinMode(FLOAT_PIN, INPUT_PULLUP);
}
void loop() {
// put your main code here, to run repeatedly:
unsigned long now = millis();
elapsedTime += now - lastTime;
while (elapsedTime > ONE_HOUR)
{
runHours++;
elapsedTime -= ONE_HOUR;
}
lastTime = now;
bool floating = !digitalRead(FLOAT_PIN);
if (floating) {
digitalWrite(RELAY_PIN, HIGH);
runCount++;
delay(PUMP_TIME);
}
server.handleClient(); //Handle client requests
digitalWrite(RELAY_PIN, LOW);
// delay(500);
}
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