Membuat program upload webserial esp32 melalui halaman web (web page)

 

install library yang dibutuhkan:

1. WEB Serial
   
2. Asynchwebserver
   
3. ASYNTCP

SOURCODE:

/*

  Rui Santos

  Complete project details at https://RandomNerdTutorials.com/esp32-webserial-library/

  

  This sketch is based on the WebSerial library example: ESP32_Demo

  https://github.com/ayushsharma82/WebSerial

*/

#include <Arduino.h>

#include <WiFi.h>

#include <AsyncTCP.h>

#include <ESPAsyncWebServer.h>

#include <WebSerial.h>

#define LED 2

AsyncWebServer server(80);

const char* ssid = "MAKERINDO2";          // Your WiFi SSID

const char* password = "MAKERINDO2019";  // Your WiFi Password

void recvMsg(uint8_t *data, size_t len){

  WebSerial.println("Received Data...");

  String d = "";

  for(int i=0; i < len; i++){

    d += char(data[i]);

  }

  WebSerial.println(d);

  if (d == "ON"){

    digitalWrite(LED, HIGH);

  }

  if (d=="OFF"){

    digitalWrite(LED, LOW);

  }

}

void setup() {

  Serial.begin(115200);

  pinMode(LED, OUTPUT);

  WiFi.mode(WIFI_STA);

  WiFi.begin(ssid, password);

  if (WiFi.waitForConnectResult() != WL_CONNECTED) {

    Serial.printf("WiFi Failed!\n");

    return;

  }

  Serial.print("IP Address: ");

  Serial.println(WiFi.localIP());

  // WebSerial is accessible at "<IP Address>/webserial" in browser

  WebSerial.begin(&server);

  WebSerial.msgCallback(recvMsg);

  server.begin();

}

void loop() {

  WebSerial.println("Hello!");

  delay(2000);

} 

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