ESP8266 Datasheet (Espressif Systems)

ESP8266, Technical Reference

application demos and other information is included.

The document is structured as below.

Chapter Title Subject Chapter 1 Overview Overall introduction to the interfaces.

Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 GPIO SPI Compatibility Mode User Guide SPI Communic

ESP8266 Features

* Updated Section 1.1 General Purpose Input/Output Interface (GPIO).

* Updated Section 1.3 Serial Peripheral Interface (SPI/ HSPI);

* Added documentation feedback links.

* Updated Section 3.3.2 Instructions on The Read/Write Buffer and The Registration Linked List;

* U