Wemos D1 R2 Wifi Esp8266 Development Board Compatible Arduino Uno

Wemos D1 R2 Wifi Esp8266 Development Board Compatible Arduino Uno

The D1 R2 is a mini wifi board based on the ESP-8266EX.

11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except for D0)
1 analog input(3.2V max input)
Micro USB connection
Power jack, 9-24V power input.
Compatible with Arduino
Compatible with nodemcu
Technical specs
Microcontroller ESP-8266EX
Operating Voltage 3.3V
Digital I/O Pins 11
Analog Input Pins 1(Max input: 3.2V)
Clock Speed 80MHz/160MHz
Flash 4M bytes
Length 68.6mm
Width 53.4mm
Weight 25g

Pin
Pin Function ESP-8266 Pin
TX TXD TXD
RX RXD RXD
A0 Analog input, max 3.3V input A0
D0 IO GPIO16
D1 IO, SCL GPIO5
D2 IO, SDA GPIO4
D3 IO, 10k Pull-up GPIO0
D4 IO, 10k Pull-up, BUILTIN_LED GPIO2
D5 IO, SCK GPIO14
D6 IO, MISO GPIO12
D7 IO, MOSI GPIO13
D8 IO, 10k Pull-down, SS GPIO15
G Ground GND
5V 5V -
3V3 3.3V 3.3V
RST Reset RST
All of the IO pins have interrupt/pwm/I2C/one-wire support except D0

Programacion
The D1 R2 has a micro USB for auto programming.


Links:
product -->https://www.wemos.cc/Products/d1_r2.html
ESP8266 ->>wiki: https://www.esp8266.com/wiki/doku.php
Link to GitHub for the arduino IDE instructions and how to install https://github.com/esp8266/Arduino
ESP8266 Community forum: https://www.esp8266.com/
ESP8266 LUA (Recomendado): https://www.esp8266.com/wiki/doku.php?id=nodemcu
Software NodeMCU: https://github.com/nodemcu
Driver USB: https: www.wch.cn/download/CH341SER_EXE.html
Instalation driver guid: https: www.instructables.com/id/Instalar-driver-para-CH340G/?ALLSTEPS

PACKAGE CONTENTS
1pc x WeMos D1 R2 Board
1 x tira 40 Pins