This document details the bugs in the ESP32.

This document introduces the readers to the hardware specifications of ESP-WROOM-02.

This document introduces the hardware specifications of ESP-WROOM-S2.

This document introduces the specifications of ESP32-PICO-D4 hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc.

This document introduces the specifications of ESP32-WROOM-32 hardware, including an overview, pin definitions, functional description, peripherals, electrical characteristics, etc.

This document introduces the specifications of ESP32-WROVER hardware, including overview, pin definitions, functional description, peripherals, and electrical characteristics, etc.

This document introduces the specifications of ESP8089 hardware, including an overview, pin definitions, functional description, peripherals, electrical characteristics, etc.

This application note describes the recommended placement of the antenna on a host board to ensure optimal RF performance.

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

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

ESP-LAUNCHER, ESP-Test Board, hardware downloading resources, manufacturing specifications, BOM, schematics.

ESP-WROOM-02 hardware downloading resources, manufacturing specifications, BOM, schematics.

ESP-WROOM-S2 hardware downloading resources, manufacturing specifications, BOM, schematics.

Schematics, PCB layout, Gerber and BOM files of ESP32-DevKitC-V4.

Schematics, PCB layout, Gerber and BOM files of ESP32-Sense Kit, the touch sensor development kit based on ESP32.

ESP32-WROOM-32 module reference design resources, including schematics, PCB layout, gerber files, and BOM list. This reference design is V1.0, which is used as reference by purchasers of Espressif's mass-produced modules. 

ESP32-WROOM-32D/ESP32-WROOM-32U module reference design resources, including schematics, PCB layout, gerber files, and BOM list. 

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

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

This document is the ESP-IDF getting started guide.

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

The getting started guide for the ESP32-DevKitC development board.

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

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

The document lists the FAQ about ESP8266EX and the answers.

This document is the ESP8266 Non-OS SDK IoT Demo Guide.

This document provides sample codes based on 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.

This document is the API reference for ESP8266_NONOS_SDK_V2.2.0.

This document provides the introduction to ESP-WROOM-S2 Hardware Evaluation Platform.

This document introduces the flash encryption feature of ESP32.

This document provide ESP8266 Flash read & write introduction.

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

This document provides ESP8266 Wi-Fi channel selection guidelines.

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

The document outlines how PROGMEM may be used to save RAM on the ESP8266EX when using the Arduino IDE.

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

This document introduces the ESP32 Bluetooth architecture.

This document introduces to users the ESP32-LyraT development board, focusing on specifications, flashing the firmware, network configuration and interactive function.

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

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.

This guide mainly describes the production testing schemes available for Espressif Wi-Fi products (Wi-Fi module/Chip Onboard), thus providing reference for the production testing of customer products.

This document provides instructions on the manufacturing of the test fixtures for Espressif's Wi-Fi modules, in an effort to avoid problems caused by the lack of standardized fixtures during the module production and testing.