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Technical Documents

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ESP32-PICO-V3 Datasheet

This document provides the specifications for the ESP32-PICO-V3 SiP.

V1.1 2020.11.27
ESP32-C3 Datasheet

This document provides the specifications of ESP32-C3 chip family.

V0.4 2020.11.27
ESP32 Hardware Design Guidelines

The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP32 series of products, including ESP32 SoCs, ESP32 modules and ESP32 development boards.

V3.0 2020.11.27
ESP32-S2 Hardware Design Guidelines

The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP32-S2 series of products.

V1.1 2020.11.18
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
ESP-PSRAM16H Datasheet

This datasheet provides the specifications of ESP-PSRAM16H.

V1.1 2020.10.13
ESP-PSRAM64 & ESP-PSRAM64H Datasheet

This document provides the specs of ESP-PSRAM64 & ESP-PSRAM64H.

V1.1 2020.10.13
ECO and Workarounds for Bugs in ESP32

This document details the bugs in the ESP32.

V2.3 2020.09.25
ESP32-S2 Datasheet

This document provides the specifications of chip ESP32-S2.

V1.1 2020.09.07
ESP32 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP32 memory and peripherals. 

V4.3 2020.09.04
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
ESP8266 Non-OS AT Instruction Set

AT based on ESP8266_NONOS_SDK.

V3.0.3 2020.08.25
ESP32-S2 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP32-S2 memory and peripherals. 

V0.6 2020.08.12
ESP8285 Datasheet

This document introduces the specifications of ESP8285, including pin definitions, functional description, electrical specifications, package information, etc.

V2.2 2020.07.17
ESP32 Datasheet

This document provides the specifications of ESP32 family of chips.

V3.4 2020.04.28
ESP-IDF Programming Guide

This is the documentation for Espressif IoT Development Framework (ESP-IDF). ESP-IDF is the official development framework for the ESP32 chip.

release-v4.1 2020.03.10
ESP8266 IDF AT Instruction Set

AT based on ESP8266_RTOS_SDK.

V2.0 2020.01.08
ESP32 Bluetooth Architecture

This document introduces the ESP32 Bluetooth architecture.

V1.1 2019.11.20
ESP32 Bluetooth Networking User Guide

This document provides examples of using ESP32 for Bluetooth Networking for IoT devices, and introduces APIs related to networking development.

V1.2 2019.11.18
ESP32 AT Instruction Set and Examples

This document introduces the ESP32 AT commands, explains how to use them and provides examples of several common AT commands.

V1.3 2019.06.28
ESP8266EX FAQs

The document lists the FAQ about ESP8266EX and the answers.

V1.7 2019.03.13
Geolocating with ESP8266

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

V1.11 2019.03.08
ESP32 Audio Design Guidelines

The guidelines outline recommended design practices when developing Audio products based on the ESP32.

V1.0 2019.01.25
ESP8266 Pin List
V1.3 2018.12.13
ESP32 Phy Init Bin Parameter Configuration Guide

This guide provides the parameter configuration for ESP32 phy init bin.

V1.0 2018.12.06
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
ESP32 FAQs

The document lists the FAQ about ESP32 and the answers.

V1.1 2018.10.30
ESP32-MeshKit-Light User Guide

This document introduces to users the ESP32-MeshKit-Light, focusing on specifications, features, handling, etc.

V1.1 2018.08.01
Espressif's Chip-Packing Information

This document summarizes the packing requirements of Espressif’s chip products, including the packing method, packing-material dimensions, standard packing quantity, labels, dry-packing requirements and marking conventions.

V1.3 2018.07.30
ESP32-MeshKit-Sense Hardware Design Guidelines

The ESP32-MeshKit-Sense Hardware Design Guidelines introduces the block diagram, PCB layout and function modules of the development board ESP32-MeshKit-Sense.

V1.0 2018.07.16
ESP-TOUCH User Guide

This document introduces ESP-TOUCH protocol and the relevant application.

V2.0 2018.06.08
Espressif HomeKit SDK Product Brief

This document provides introduction to the Espressif HomeKit SDK.

V1.1 2018.03.27
ESP8266 SDK Getting Started Guide

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

V3.0 2018.03.06
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
ESP32 BT&BLE Dual-mode Bluetooth

This document introduces the ESP32 BT&BLE dual-mode bluetooth.

V1.0 2018.02.11
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 AT Command Examples

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

V1.3 2017.08.15
JTAG Debugging for ESP32

This document provides a guide to installing OpenOCD for ESP32 and debugging using GDB.

latest 2017.08.02
ESP-IDF Getting Started Guide

This document is the ESP-IDF getting started guide.

latest 2017.07.28
ESP32 Flash Encryption Guide

This document introduces the flash encryption feature of ESP32.

latest 2017.07.27
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
Simple-Pair User Guide

This document introduces the Simple-Pair technology developed by Espressif. The document focuses on Simple-Pair features, their uses and the demo code.

V1.0 2016.07.20
ESP-NOW User Guide

This document introduces the ESP-NOW technology developed by Espressif. The document focuses on ESP-NOW features, their uses and the demo code.

V1.0 2016.07.20




Product Series

ESP32-C3 Series

ESP32-S2 Series

ESP32 Series

ESP8266 Series

ESP8089 Series

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