ESP32 Async Webserver With SSD1306

1. Libraries

You can find all of them in libraries folder.

#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <AsyncTCP.h>
#include <ESPAsyncWebServer.h>
#include <ArduinoJson.h>

2. API

Endpoint	Method	Description
/api	GET	Get sensor status and name
/api	PUT	Set sensor name

3. Examples

Curl

# get status and name
curl esp32-ip-address/api

# update name
curl -X PUT esp32-ip-address/api -d "name=01"

Fetch

// get data
function handleClick() {
  fetch("http://esp32-ip-address/api")
    .then((res) => res.json())
    .then((res) => console.log(res));
}

// put data
function handleSubmit(event) {
  event.preventDefault();
  const data = new FormData();
  data.append("name":"01");

  fetch("http://esp32-ip-address/api", { method: "PUT", body: data })
    .then((res) => res.json())
    .then((res) => console.log(res));
}

4. Demo Video

demo.mp4