OSEPP ELECTRONICS OSEPP Uno R4 USB Microcontroller

The OSEPP Uno R4 USB Microcontroller is the most popular Arduino board out in the Arduino market! This board uses the 8-bit, AVR, RISC-based ATmega328P microcontroller from Atmel.The ATmega328P comes with the Arduino bootloader preloaded. There is an ICSP (In-Circuit Serial Programming) header for the ATmega328 to optionally replace the bootloader. ATMEGA 16U2 Chipset; Micro USB connector; 4 additional 5v and GND power pins; Additional analog pins A6 & A7