esp8266 check msg from server and send to MAX7219 LED Matrix

Example:

Circuit Scheme

1. Download Arduino IDE, check updates and add .zip library from archive.
2. Open main.ino file find and edit next lines:

const char* ssid = "YOU_PHONE_WI-FI_SSID";    //SSID Wi-Fi AP
const char* password = "WI-FI_AP_PASS";           //PWD
const char* host = "your.message_server.com"; //Message server 

and

String url = "/PATH_TO_LED_FILE/led.php?rnd="; //PATH TO FILE WHITH MESSAGE (like: "/led.php?rnd=")

3. Create led.php on your WEB-server example:

<?
echo "LED:HELLO WORLD"
;?>

4. Create WI-FI AP to your phone whith SSID and PASS like file main.ino

5. Power ON esp8266