d:I[35525,["8173","static/chunks/8173-658042c358f3b6bb.js","3092","static/chunks/3092-76502ef1c1e154b2.js","5858","static/chunks/app/posts/%5Bslug%5D/page-22affa8891f1b25f.js"],"default"] e:I[53704,["8173","static/chunks/8173-658042c358f3b6bb.js","3092","static/chunks/3092-76502ef1c1e154b2.js","5858","static/chunks/app/posts/%5Bslug%5D/page-22affa8891f1b25f.js"],""] f:I[59414,["8173","static/chunks/8173-658042c358f3b6bb.js","3092","static/chunks/3092-76502ef1c1e154b2.js","5858","static/chunks/app/posts/%5Bslug%5D/page-22affa8891f1b25f.js"],"default"] 10:I[88722,["8173","static/chunks/8173-658042c358f3b6bb.js","3092","static/chunks/3092-76502ef1c1e154b2.js","5858","static/chunks/app/posts/%5Bslug%5D/page-22affa8891f1b25f.js"],"default"] 12:I[48173,["8173","static/chunks/8173-658042c358f3b6bb.js","3092","static/chunks/3092-76502ef1c1e154b2.js","5858","static/chunks/app/posts/%5Bslug%5D/page-22affa8891f1b25f.js"],""] 11:T522,

esp8266 Diagram

In your Arduino IDE, go to File> Preferences
Enter the following into the “Additional Board Manager URLs” field:

 http://arduino.esp8266.com/stable/package_esp8266com_index.json

click the “OK” button:

Note:if you already have the ESP8266 boards URL, you can separate the URLs with a comma as follows

https://dl.espressif.com/dl/package_esp32_index.json, http://arduino.esp8266.com/stable/package_esp8266com_index.json

Open the Boards Manager. Go to Tools > Board > Boards Manager…
Search for ESP8266 and press install button for the “ESP32 by Espressif Systems“:

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