118 lines
2.6 KiB
C++
118 lines
2.6 KiB
C++
#include <ESP8266WiFi.h>
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#include <WiFiUdp.h>
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#include <WiFiClient.h>
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#include <ESP8266WebServer.h>
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#include <ESP8266HTTPUpdateServer.h>
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#include <ESP8266HTTPClient.h>
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#include "DHT.h"
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#define DHTTYPE DHT11
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#define DHTpin 14
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ESP8266WebServer httpServer(80);
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ESP8266HTTPUpdateServer httpUpdater;
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DHT dht(DHTpin, DHTTYPE);
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int counter = 0;
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float humidity = 0;
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float temperature = 0;
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unsigned long lastSensorRead = 0;
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unsigned long sensorReadDelay = 1000;
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void setup() {
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Serial.begin(115200);
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analogWriteRange(255);
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dht.begin();
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bool success = SPIFFS.begin();
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if (!success) Serial.println("Error mounting the file system");
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connectToWifi();
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}
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void loop() {
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if ((millis() - lastSensorRead) > sensorReadDelay) {
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lastSensorRead = millis();
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float tmp = dht.readTemperature();
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if (tmp != temperature) updateTemperature(tmp);
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float hmd = dht.readHumidity();
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if (hmd != humidity) updateHumidity(hmd);
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}
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httpServer.handleClient();
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}
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void connectToWifi() {
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Serial.print("Connecting");
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IPAddress staticIP(192, 168, 1, 160);
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IPAddress gateway(192, 168, 1, 1);
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IPAddress subnet(255, 255, 255, 0);
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IPAddress dns(192, 168, 1, 1);
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IPAddress dns2(8, 8, 8, 8);
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const char* deviceName = "MakeItSmart_Smart_Thermometer";
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const char *ssid = "**********Your_SSID************";
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const char *password = "********Your Password**********";
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WiFi.hostname(deviceName);
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WiFi.config(staticIP, gateway, subnet, dns, dns2);
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WiFi.mode(WIFI_AP_STA);
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WiFi.begin(ssid, password);
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int counter = 0;
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while (WiFi.status() != WL_CONNECTED && counter++ < 20) {
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delay(500);
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Serial.print(".");
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}
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if (WiFi.status() != WL_CONNECTED) ESP.restart();
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Serial.print("IP:");
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Serial.println(WiFi.localIP());
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httpUpdater.setup(&httpServer);
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httpServer.on("/getHumidity", getHumidity);
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httpServer.on("/getTemperature", getTemperature);
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httpServer.on("/get_device_type", get_device_type);
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httpServer.begin();
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Serial.print("IP:");
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Serial.println(WiFi.localIP());
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delay(3000);
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}
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void updateTemperature(float value) {
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temperature = value ;
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//temperature = random(-20, 80); //value ;
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}
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void updateHumidity(float value) {
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humidity = value;
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//humidity = random(0, 100); //value;
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}
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//---------------------------------Http Functions---------------------------------------------------------------
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void getHumidity(){
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httpServer.send(200, "text/plain", /*"hum : " +*/ String(humidity));
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}
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void getTemperature(){
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httpServer.send(200, "text/plain", /*"temp : " +*/ String(temperature));
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}
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void get_device_type(){
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httpServer.send(200, "text/plain", "Thermometer");
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}
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