Send text from Arduino to mit app using esp8266 Wifi

[Juan_Antonio]

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App Inventor sends information to ESP8266 by WiFi

Hello friends, 1.- Send message and view it on an LCD screen. 1.- You write a message in TexBox1 and it is sent by WiFi to ESP8266, that message is shown on the LCD screen. 2.- If you write on5, off5, on6, off6, LEDs 5 or 6 turn on/off. [esp8266_kio4] ``` // Juan A. Villalpando. // KIO4.COM // Send a message // from App Inventor #include <ESP8266WiFi.h> const char* ssid = "Name_Net_WiFi"; const char* password = "Password_WiFi"; // Static IP. IPAddress local_IP(192, 168, 1, 12); …

Send string from MIT APP text box to ESP8266 and ArduinoMega

I am trying to read the data from a slider(values from 0 to 255), display it in the text box, and when i press a button to send that value to ESP8266 and Arduino Mega. With that value i want to light up a led with the intensity given by the value of the slider. For the ESP8266 i have just the small chip ( [image] ), and in the arduino code i manage to do a function and set up the ESP8266 "manualy" to say so. This is my arduino code: void setup() { Serial.begin(9600); // co…