Product Description 13.56MHz NFC Card Reader Module M1-232-R Ⅰ Specifications Item Parameter Frequency 13.56mhz Protocol ISO/IEC 14443 TypeA Support Cards Mifare one( S50, S70, RC632 /ntag203/ntag213 etc.) Working Voltage DC 5V(Allow user to customize 3.3V) Working Current 100mA Communication Format RS232 Baud Rate 9600bps or 115200bps etc. Communication Speed 106Kbit/s Read range 0mm-100mm (related to the card or the environment) Store Temperature -20℃ ~ 80℃ Working Temperature 0℃ ~ 95℃ Size 39mm×19mm×0.8mm Size(Antenna) 75mm×55mm×1mm Weight 10G Ⅱ Connecting instruction Item Pin Function Picture J1 Pin1 NC（Reset） Pin2 Data 1（UART RXD） Pin3 Data 0（UART TXD） Pin4 GND Pin5 VCC J2 Pin1 Ant 1 Pin2 Ant 2
