Espressif ESP8266 Series System Description page 2

This document provides technical description of ESP8266 series products including
ESP8266EX, ESP-LAUNCHER and ESP-WROOM, including the following topics:
Chapter
Chapter 1
Chapter 2
Chapter 3
Release Notes
Title
ESP8266EX
ESP-LAUNCHER
ESP-WROOM
Date
2015.12
2016.01
2016.06
About This Guide
Hardware description on ESP8266EX chipset including.technical
specifications, pin definitions, layout, and typical applications.
Technical description on ESP-LAUNCHER with ESP8266EX built-in.
Technical description on ESP-WROOM-01 and ESP-WROOM-02
with ESP8266EX.
Version
V1.3 First release.
V1.4 Sections 1.5.2, 1.5.3 & 1.6 updated.
V1.5 Section 3.1 updated.
Subject
Release notes