LOLIN D1 mini V3.1.0 (WEMOS) WIFI ESP8266EX 4MB MicroPython Nodemcu Arduino Compatible

Features

• 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0)

• 1 analog input(3.2V max input)

• a Micro USB connection

• Compatible with MicroPython, Arduino, Nodemcu

• lots of Shields

Documentation

• Features
• Tutorials
• Technical specs
• Version

What's new about V3.1.0

• Optimize the circuit
• New Logo - LOLIN

Package contents

• Long female pins  2x
• Short female pins 2x
• Normal pins         2x
• LOLIN D1 mini     1x

Wemos D1 Pinout

Pin	Funktion	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