3Pcs Wemos D1 R2 Wifi Esp8266 Development Board Compatible Arduino Uno Program By

Description : The D1 R2 is a mini wifi board based on ESP-8266EX. 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0) 1 analog input(3.3V max input) A Micro USB connection A power jack, 9-24V power input. Compatible withArduino Compatible with nodemcu Arduino : Getting Started NodeMcu : Getting Started Technical specs : Microcontroller ESP-8266EX Operating Voltage 3.3V Digital I/O Pins 11 Analog Input Pins 1 Clock Speed 80MHz/160MHz FLash 4M bytes Length 68.6mm Width 53.4mm Weight 25g 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,Pull-up GPIO0 D4 IO,pull-up, BUILTIN LED GPIO2 D5 IO, SCK GPIO14 D6 IO, MISO GPIO12 D7 IO, MOSI GPIO13 D8 IO,pull-down, SS GPIO15 G Gound GND 5V 5V - 3V3 3.3V 3.3V RST Reset RST All IO have interrupt/pwm/I2C/one-wire supported(except D0) Programming : The D1 R2 has a micro USB for auto programming. Also you can programming it using Lees meer over de 3Pcs Wemos D1 R2 Wifi Esp8266 Development Board Compatible Arduino Uno Program By van huismerk in de productgroep elektronica