Introduction

The ESP8266 Wi-Fi IOT board is a module, not just a ESP8266 chip, it’s a development board.

The ESP8266 Wi-Fi IOT board contains a ESP8266 Wi-Fi module, a USB port and a battery charging. The USB port can be used to supply the power and communicate with PC, it can programmed by the Arduino IDE(a programming platform), This module is clocked at 80 MHz and 3.3V logic level. There’s also an auto-reset, do not need to press the reset button, it can be so convenient.

Features

Light

ESP8266 @ 80MHz with 3.3V logic/power

4MB of FLASH (32 MBit)

Built in Wi-Fi 802.11 b/g/n

3.3V regulator with 500mA peak current output

CP2104 USB-Serial converter onboard with 921600 max baud rate for uploading

Auto-reset support for getting into bootload mode before firmware upload

9 x GPIO pins - can also be used as I2C and SPI

1 x analog inputs 1.0V max

Built in 100mA LiPoly charger with charging status indicator LED, can also cut a trace to disable the charger

Pin #0 red LED for general purpose blinking. Pin #2 blue LED for bootloading debug & general purpose blinking

Power/enable pin

4 mounting holes

Reset button

Sizes: 50mm(length) x 35mm(width)