The output of my RFID reader is rs232 and im currently using a rs232-ttl converter to connect it to my arduino MCU.( http://www.lipoly.de/index.php?main_page=product_info&cPath=880_2612_2669&products_id=163671 ). I currently cant get any output . Im using a simple code where the LED will blink and it …

rs232 rfid reader to arduino uno

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