details
introduce
This module called U1 is customized for extend Arduino UNO. It has Arduino spec and adding function.
technical specs
- ATmega328P, 16MHz, UNO Bootloader
- Compatible Shield
- LCD 20×4 with SPI IC
- Rotary Encoder
- 2 Front Push Bottons
- RGB LED, Power LED
- SD card
- EEPROM
- RTC clock(DS3231) with battery
- nRf24L01 Plug
- ESP8266 Plug
- SPI, I2C
open source
U1 with Ethernet Shield Conneted
Site : http://arduiot.com/u1/
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