Technical Documents

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ESP32 Bluetooth Architecture

This document introduces the ESP32 Bluetooth architecture.

v1.2 2024.04.22
ESP32-S3 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP32-S3 memory and peripherals.

v1.5 2024.04.18
ESP32 Technical Reference Manual

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

v5.1 2024.04.12
ESP32-C3 Datasheet

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

v1.7 2024.04.01
ESP32-S2 Series SoC Errata

This document describes known errata in ESP32-S2 series of SoCs.

v1.1 2024.02.27
ESP32-S2 Datasheet

This document provides the specifications of chip ESP32-S2.

v1.6 2024.02.27
ESP8684 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP8684 memory and peripherals.

v1.2 2024.02.19
ESP8685 Datasheet

This document provides the specifications of the ESP8685 chip.

v1.2 2024.02.06
ESP32 Datasheet

This document provides the specifications of ESP32 series SoCs.

v4.5 2024.02.04
ESP32-S3-PICO-1 Datasheet

This document introduces the specifications of ESP32-S3-PICO-1 series SiP, including overview, pin definitions, and electrical characteristics, etc.

v1.1 2024.01.29
ESP HomeKit SDK User Guide

ESP HomeKit SDK has been developed in-house by Espressif to build Apple HomeKit-compatible accessories.

latest 2024.01.22
Embedded Rust on Espressif

This book is divided into two workshops: introductory and advanced. The introductory trail will introduce you to the basics of embedded development and how to make the embedded board interact with the outside world - reacting to commands and sending sensor data.

latest 2024.01.19
ESP32-C3 Series SoC Errata

This document describes known errata in ESP32-C3 series of SoCs.

v1.1 2024.01.19
The Rust on ESP Book

The goal of this book is to provide a comprehensive guide on using the Rust Programming Language with Espressif devices.

latest 2024.01.19
ESP32-C3 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP32-C3 memory and peripherals. 

v1.1 2024.01.19
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.

latest 2024.01.12
ESP8684 Datasheet

This document provides the specifications of the ESP8684 chip.

v1.5 2024.01.05
ESP8684 Hardware Design Guidelines

The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP8684 series of products.

latest 2023.12.26
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.

latest 2023.12.26
ESP32-C3 Hardware Design Guidelines

The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP32-C3 series of products.

latest 2023.12.26
ESP32-C6 Hardware Design Guidelines

The guidelines outline recommended design practices when developing standalone or add-on systems based on the ESP32-C6 series of products.

latest 2023.12.26
ESP32­-S3 Hardware Design Guidelines

The hardware design guidelines give advice on how to integrate ESP32-S3 into other products.

latest 2023.12.26
ESP32­-H2 Hardware Design Guidelines

The hardware design guidelines give advice on how to integrate ESP32-H2 into other products.

latest 2023.12.26
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.

latest 2023.12.26
ESP32-PICO Series Datasheet

This document provides the specifications of the ESP32-PICO series of SiP (System-in-Package) products including ESP32-PICO-D4, ESP32-PICO-V3, ESP32-PICO-V3-02.

v1.0 2023.12.05
ESP32-S3 Datasheet

This document provides the specifications of the ESP32-S3 series of chips.

v1.8 2023.11.24
ESP32-S3 Series SoC Errata

This document describes known errata in ESP32-S3 series of SoCs.

v1.2 2023.11.15
ESP32-C6 Series SoC Errata

This document describes known errata in ESP32-C6 series of SoCs.

v1.0 2023.11.14
ESP32-H2 Series SoC Errata

This document describes known errata in ESP32-H2 series of SoCs.

v0.5 2023.10.17
ESP32-H2 Datasheet

This document provides the specifications of chip ESP32-H2.

v0.7 2023.10.17
ESP32-H2 Technical Reference Manual

The manual provides detailed and complete information on how to use the ESP32-H2 memory and peripherals.

v0.4 2023.10.12
ESP32 Series SoC Errata

This document details the errata in the ESP32.

v2.7 2023.09.19
Espressif Chip Packaging 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.

v1.9 2023.09.18
ESP32-C2 (ESP8684) Series SoC Errata

This document describes known errata in ESP32-C2 (ESP8684) series of SoCs.

v1.1 2023.08.24
ESP32-C6 Datasheet

This document provides the specifications of chip ESP32-C6.

v1.0 2023.07.25
ESP8266EX Datasheet

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

v7.0 2023.06.14
ESP8285 Datasheet

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

v2.5 2023.06.14
ESP32-C3 Wireless Adventure: A Comprehensive Guide to IoT

ESP32-C3 is a cost-effective RISC-V MCU with Wi-Fi and Bluetooth 5 (LE) connectivity for secure IoT applications. To show the various applications of this powerful chipset, this book will take you on an interesting journey through AIoT, starting from the basics of IoT project development and environment setup to practical examples. All the source code can be downloaded from Espressif’s GitHub repository.

v1.0 2023.06.12
ESP-IDF Programming Guide for ESP32-H2
This document introduces the official development framework for ESP32-H2, i.e., the Espressif IoT Development Framework (ESP-IDF). latest 2023.05.26
ESP-SR User Guide

Espressif ESP-SR helps you build AI voice solution based on ESP32 or ESP32-S3 chips. This document introduces the algorithms and models in ESP-SR via some simple examples.

latest 2023.01.18
ESP RainMaker Developer Guide

This documentation helps developers to get started with ESP RainMaker and provides all the related detailed information.

v1.0 2022.11.01
ESP32-S2 Technical Reference Manual

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

v1.1 2022.09.23
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).

v1.1 2022.08.09
ESP8266 IDF AT Instruction Set

AT Instruction Set based on ESP8266_RTOS_SDK.

v2.2 2021.08.05
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.

latest 2021.08.05
Espressif Audio Development Guide

This is documentation of ESP-ADF, the framework to develop audio applications for ESP32 chip by Espressif.

latest 2021.05.06
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-AT Instruction User Guide

libat_core.a is AT Command Core, and it is the core of AT command, including the default AT instruction set, the AT command parsing, execution and responding. The demo is the AT command set based on uart.

latest 2020.03.30
ESP-Skainet Voice Recognition Development Guide

ESP-Skainet is Espressif's intelligent voice assistant, which currently supports the Wake Word Engine and Speech Commands Recognition.

latest 2020.03.30
ESP-WHO Face Recognition Development Guide

ESP-WHO is a face detection and recognition platform that is currently based on Espressif Systems' ESP32 chip.

latest 2020.03.28
ESP-Jumpstart Development Guide

ESP-Jumpstart is focused on building products on ESP32. It is a quick-way to get started into your product development process.

latest 2020.03.28
ESP-IDF Programming Guide

This is the documentation for Espressif IoT Development Framework (ESP-IDF). ESP-IDF is the official development framework for Espressif chips such as ESP32, ESP32-S2, ESP32-S3, ESP32-C2, and ESP32-C3.

latest 2020.03.10
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
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
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
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
ESP-TOUCH User Guide

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

v2.0 2018.06.08
ESP8266 SDK Getting Started Guide

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

v3.0 2018.03.06
ESP8266 SDK Application Note Firmware Download Protocol

This document introduces a downloading protocol for ESP8266 firmware.

V1.2 2017.11.15
JTAG Debugging for ESP32

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

latest 2017.08.02
ESP32 Flash Encryption Guide

This document introduces the flash encryption feature of ESP32.

latest 2017.07.27
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




Product Series

ESP32-S3 Series

ESP32-S2 Series

ESP32-C6 Series

ESP32-C3 Series

ESP32-C2 Series

ESP32-H2 Series

ESP32 Series

ESP8266 Series

ESP8089 Series

Other

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