Technical Parameters
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Working frequency
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13.56Mhz
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Support protocol
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Support ISO14443A protocol card
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Reading distance
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0-5cm (reading distance is related to tag type, transmit power and application environment)
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Communication Parameters
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Communication Interface
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RS485
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Serial port baud rate
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115200 bps no parity, 8 data bits, 1 stop bit
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Power Parameters
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Power
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DC 5V
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Reading Current
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100mA
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Stand-by Current
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40mA
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Environmental Parameters
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Working Temp.
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-20℃~60℃
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Storage Temp.
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-30℃~70℃
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Storage Humidity
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5%~95%RH no condensation
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Physical Parameters
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Size
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40x40mm
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Weight
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About 10g
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Pin Definition
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Pin
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Name
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Dec
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1
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5V
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Module 5V power input
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2
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TX1
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RS-485B
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3
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RX1
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RS-485A
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4
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GND
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Module ground
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