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This is a developement board based on ESP8266EX with Arduino UNO design.

Specifications:
  • 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 and NodeMCU

Technicial Specifications:
  • Microcontroller: ESP-8266EX
  • USB-Serial converter: CH340
  • Operating voltage: 3.3V
  • Number of digital I/O pins: 11
  • Number of analog input: 1 (max. 3.2V)
  • Clock frequency: 80MHz/160MHz
  • Flash memory: 4MB
  • Dimensions: 68.6 mm x 53.4 mm (L x W)
  • Weight: 25gr

Pin Function ESP-8266 Pin
TX TXD TXD
RX RXD RXD
A0 Analog input, max 3.3V 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



Documents

16386
WeMos D1 - ESP8266 Based Arduino Board
WeMos D1 - ESP8266 Based Arduino Board
:
155.41 TL + VAT
:
186.50 TL
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