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Description of DQ321
DQ321, an IC cards read and write module designed by small size, low power check card (LPCD) and easy operation. The module and antenna is integrated.Easy to use,safety to....

Description of DQ321

SUMMARY

DQ321, an IC cards read and write module designed by small size, low power check card (LPCD) and easy operation. The module and antenna is integrated.Easy to usesafety to opreate, It has various functions and terms multi ISO/IEC standard of contactless card.Widely used in office/home security, personal identity, entrance guard system, security systems, intelligent instruments and meters, interactive toys and production process control ,which a variety of wireless radio frequency identification (RFID) system.You can choose anti-interference design stable reading and writing card in metal environment to customization

 

 

FEATURES

 

Computer interface

Interface

UART-TTL (4800, 9600,19200, 38400, 57600,115200)

Power supply

5V(±5%

Power consumption

Max 120mA

Contactless smart card interface.

Termsed standard

ISO14443-TypeA, ISO14443-TypeB

Standardof contactless card

ISO14443A:MIFARE Classic 1K/4K,  FM11RF08, MIFARE Ultralight

ISO14443A CPU

ISO14443-TypeB

ISO14443B CPU

Working frequency

13.56MHz

Operating distance

0-70mmdepending on card quality

Human-Computer Interface

Buzzer

One tone

Dimension

50mm*50mm*5mm

Stand by

Support low power check cardopen by confirmed

Environmental requirements

Operating temperature

-25~+85

Storagetemperature

 

-40~+125℃

PICTURES

Product Pictures

 

 

Product size(unit-mm)

 

 

 

PINNING  INFORMATION

PIN

SYMBOL

DESCRIPTION

1

GND

Grnd

2

VCC

Power supply ,5V(±5%)or 3.3V

3

RXD

UART_TTL

4

TXD

UART_TTL

 

 

 

ORDER LIST

Type

Supporting instruction

DQ321

Support

ISO14443 TypeA,(MIFARE Classic 1K/4K, MIFARE Ultralight, ISO14443A CPU)

ISO14443 Type B,(ISO14443B CPU)

 

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