CP2102 USB to TTL Converter RC522 RFID 13.56MHZ Reader Writer Module 8V (Active)
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Description
CP2102 USB to TTL Converter RC522 RFID 13.56MHZ Reader Writer Module 8V (Active) 8V (Active) though practical limits depend on the file system used and upload sketches directly from the Arduino IDE without needing an onboard USB port Frequently Asked Questions