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Technical Documents

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External Coexistence Design

This document provides information about 1-wire, 2-wire, and 3-wire Wi-Fi coexistence schemes for Espressif customers when configuring devices equipped with ESP Wi-Fi SoCs (including all ESP chip series except ESP8266 and ESP32 series).

v1.0 2022.02.28
ESP8266 AT Command Examples (for bin versions before v2.0.0.0)

This document introduces the ESP8266 AT commands and explains how to use them and provides examples of several common AT commands.

v1.4 2021.08.06
ESP8266 Non-OS AT Instruction Set (for bin versions before v2.0.0.0)

AT based on ESP8266_NONOS_SDK.

v3.0.5 2021.08.06
ESP8266 IDF AT Instruction Set

AT Instruction Set based on ESP8266_RTOS_SDK.

v2.2 2021.08.05
ESP8266EX Datasheet

This document introduces the specifications of ESP8266EX hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc.

V6.6 2020.10.30
ESP8266 Technical Reference Manual

This document provides introduction to the interfaces integrated on ESP8266. Functional overview, parameter configuration, function description, application demos and other information is included.

v1.7 2020.10.21
ESP8266 SDK Getting Started Guide (For SDK V2.X and earlier versions only)

This document takes ESP-LAUNCHER and ESP-WROOM-02 as examples to introduce how to use the ESP8266 SDK V2.X and earlier versions.

For the new ESP8266_RTOS_SDK (ESP-IDF style) V3.0 and later versions, please see ESP8266_RTOS_SDK/docs.

v3.4 2020.09.03
ESP8266 Non-OS SDK API Reference

This document is the API reference for ESP8266_NONOS_SDK_V2.2.0.

V3.0.2 2020.09.02
Espressif ESP8266 RTOS Development Guide

ESP8266_RTOS_SDK is the official development framework for the ESP8266EX chip.

latest 2020.03.30
ESP8266-DevKitS User Guide

This user guide provides information on ESP8266-DevKitS-development board.

v1.0 2020.02.26
ESP8266-DevKitS-V1 Reference Design

Schematics, PCB layout, gerber and BOM files, and spring design files of ESP8266-DevKitS-V1.

v1.0 2020.02.26
ESP8266 Hardware Design Guidelines

The ESP8266 Hardware Design Guidelines outlines recommended design practices when developing standalone or add-on systems based on the ESP8266 series of products, including the ESP8266, the ESP-WROOM modules, and ESP-Launcher—the development board.

v2.6 2019.10.01
ESP8266 Low Power Solutions

This document introduces the ESP8266 sleep modes and some relevant low-power solutions.

v1.5 2019.08.01
Geolocating with ESP8266

This documents introduces how to obtain a device location with ESP8266.

V1.11 2019.03.08
ESP8266 Pin List
V1.3 2018.12.13
ESP8266 Phy Init Bin Parameter Configuration Guide

This guide provides the parameter configuration for ESP8266 phy init bin.

v1.0 2018.12.06
ESP8266 Hardware Matching Guide

This document introduces frequency offset tuning and antenna impedance matching for ESP8266 in order to achieve optimum RF performance.

v1.1 2018.11.22
ESP8266-DevKitC-V1 Reference Design

Schematics, PCB layout, gerber and BOM files of ESP8266-DevKitC-V1.

V1.0 2018.08.14
ESP8266-DevKitC Getting Started Guide

ESP8266-DevKitC Getting Started Guide

v1.0 2018.08.14
ESP8266 RTOS SDK API Reference (For SDK V2.X and earlier versions only)

This document is the API reference for ESP8266_RTOS_SDK V2.X and earlier versions.

For the new ESP8266_RTOS_SDK (ESP-IDF style) V3.0 and later versions, please see ESP8266_RTOS_SDK/docs.

v2.0 2018.03.06
ESP8266 SDK Getting Started Guide

For ESP8266_RTOS_SDK V3.0 and later versions (ESP-IDF style).

v3.0 2018.03.06
ESP8266 Non-OS SDK SSL User Manual

This document is the SSL user guide based on ESP8266_NONOS_SDK.

v2.0 2018.01.16
ESP8266 SDK Application Note Firmware Download Protocol

This document introduces a downloading protocol for ESP8266 firmware.

V1.2 2017.11.15
ESP8266 Quick Start Guide (For SDK V2.X and earlier versions only)

This document is a quick user guide to getting started with the old version ESP8266 SDK V2.X and earlier versions.

For the new ESP8266_RTOS_SDK (ESP-IDF style) V3.0 and later versions, please see ESP8266_RTOS_SDK/docs.

v1.4 2017.05.12
Jump Test of ESP8266's Secondary Bootloader (v1.6+)

This document introduces the jump test of ESP8266's secondary bootloader (V1.6+).

V2.0 2017.05.09
ESP8266 Reset Causes and Common Fatal Exception Causes

This guide introduces the methods of identifying the causes of ESP8266 reset and common Fatal exceptions.

V1.0 2017.04.24
ESP8266 Wi-Fi Channel Selection Guidelines

This document provides ESP8266 Wi-Fi channel selection guidelines.

V1.0 2017.04.20




Product Series

ESP32-S2 Series

ESP32-S3 Series

ESP32-C2 Series

ESP32-C3 Series

ESP32 Series

ESP8266 Series

ESP8089 Series

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