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esp32 wlan kommunikation

Bright Bear answered on March 27, 2023 Popularity 1/10 Helpfulness 1/10

answer esp32 wlan kommunikation

esp32 wlan kommunikation

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/*
  Rui Santos
  Complete project details at https://RandomNerdTutorials.com/esp32-client-server-wi-fi/
  
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files.
  
  The above copyright notice and this permission notice shall be included in all
  copies or substantial portions of the Software.
*/

// Import required libraries
#include "WiFi.h"
#include "ESPAsyncWebServer.h"

#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_BME280.h>

// Set your access point network credentials
const char* ssid = "ESP32-Access-Point";
const char* password = "123456789";

/*#include <SPI.h>
#define BME_SCK 18
#define BME_MISO 19
#define BME_MOSI 23
#define BME_CS 5*/

Adafruit_BME280 bme; // I2C
//Adafruit_BME280 bme(BME_CS); // hardware SPI
//Adafruit_BME280 bme(BME_CS, BME_MOSI, BME_MISO, BME_SCK); // software SPI

// Create AsyncWebServer object on port 80
AsyncWebServer server(80);

String readTemp() {
  return String(bme.readTemperature());
  //return String(1.8 * bme.readTemperature() + 32);
}

String readHumi() {
  return String(bme.readHumidity());
}

String readPres() {
  return String(bme.readPressure() / 100.0F);
}

void setup(){
  // Serial port for debugging purposes
  Serial.begin(115200);
  Serial.println();
  
  // Setting the ESP as an access point
  Serial.print("Setting AP (Access Point)…");
  // Remove the password parameter, if you want the AP (Access Point) to be open
  WiFi.softAP(ssid, password);

  IPAddress IP = WiFi.softAPIP();
  Serial.print("AP IP address: ");
  Serial.println(IP);

  server.on("/temperature", HTTP_GET, [](AsyncWebServerRequest *request){
    request->send_P(200, "text/plain", readTemp().c_str());
  });
  server.on("/humidity", HTTP_GET, [](AsyncWebServerRequest *request){
    request->send_P(200, "text/plain", readHumi().c_str());
  });
  server.on("/pressure", HTTP_GET, [](AsyncWebServerRequest *request){
    request->send_P(200, "text/plain", readPres().c_str());
  });
  
  bool status;

  // default settings
  // (you can also pass in a Wire library object like &Wire2)
  status = bme.begin(0x76);  
  if (!status) {
    Serial.println("Could not find a valid BME280 sensor, check wiring!");
    while (1);
  }
  
  // Start server
  server.begin();
}
 
void loop(){
  
}

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Source: randomnerdtutorials.com

Tags: esp32 whatever

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Contributed on Mar 27 2023

Bright Bear

0 Answers Avg Quality 2/10

esp32 wlan kommunikation

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