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The pinout for this board can be found on the Arduino website. Arduino bootloader pre-installed. Supports power and data transfer via USB. Support for external 5V - 12V power source. 14 Digital I/O ports: TX, RX, D2 - D13.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.