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85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
#include <ESP8266WiFi.h>
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#include <ESP8266HTTPClient.h>
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#include <WiFiClient.h>
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const char* ssid = "Andy";
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const char* password = "AndyNicoChiara";
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const char* serverName = "http://192.168.178.154/sensordata";
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// the following variables are unsigned longs because the time, measured in
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// milliseconds, will quickly become a bigger number than can be stored in an int.
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unsigned long lastTime = 0;
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// Timer set to 10 minutes (600000)
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//unsigned long timerDelay = 600000;
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// Set timer to 5 seconds (5000)
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unsigned long timerDelay = 5000;
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// Moisture sensor variables
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int sense_Pin = 0; // sensor input at Analog pin A0
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int value = 0;
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void setup() {
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Serial.begin(9600);
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delay(2000);
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WiFi.begin(ssid, password);
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Serial.println("Connecting");
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while(WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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Serial.println("");
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Serial.print("Connected to WiFi network with IP Address: ");
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Serial.println(WiFi.localIP());
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Serial.println("Timer set to 5 seconds (timerDelay variable), it will take 5 seconds before publishing the first reading.");
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}
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void loop() {
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Serial.print("MOISTURE LEVEL : ");
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value= analogRead(sense_Pin);
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/*value= value/10;*/
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Serial.println(value);
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delay(1000);
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if ((millis() - lastTime) > timerDelay) {
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//Check WiFi connection status
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if(WiFi.status()== WL_CONNECTED){
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WiFiClient client;
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HTTPClient http;
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// Your Domain name with URL path or IP address with path
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http.begin(client, serverName);
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// Specify content-type header
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http.addHeader("Content-Type", "application/x-www-form-urlencoded");
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// Data to send with HTTP POST
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String httpRequestData = "moisture=" + value;
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// Send HTTP POST request
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int httpResponseCode = http.POST(httpRequestData);
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// If you need an HTTP request with a content type: application/json, use the following:
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//http.addHeader("Content-Type", "application/json");
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//int httpResponseCode = http.POST("{\"api_key\":\"tPmAT5Ab3j7F9\",\"sensor\":\"BME280\",\"value1\":\"24.25\",\"value2\":\"49.54\",\"value3\":\"1005.14\"}");
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// If you need an HTTP request with a content type: text/plain
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//http.addHeader("Content-Type", "text/plain");
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//int httpResponseCode = http.POST("Hello, World!");
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Serial.print("HTTP Response code: ");
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Serial.println(httpResponseCode);
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// Free resources
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http.end();
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}
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else {
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Serial.println("WiFi Disconnected");
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}
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lastTime = millis();
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}
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}
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