The OSEPP Uno R4 Plus board is the most popular Arduino board out in the Arduino market! This board uses the 8-bit, AVR, RISC-based ATmega328P microcontroller from Atmel. More info: https://osepp.com/products/arduino-compatible-boards/uno-r4-plus/.
Related OSEPP UNO R4 Compatible with most Major Maker Boards.
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