Description of DQ321
1 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 use，safety 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
2 FEATURES
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Computer interface |
|
|
Interface |
UART-TTL (4800, 9600,19200, 38400, 57600,115200) |
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Power supply |
5V（±5%） |
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Power consumption |
Max 120mA |
|
Contactless smart card interface. |
|
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Termsed standard |
ISO14443-TypeA, ISO14443-TypeB |
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Standardof contactless card |
ISO14443A:MIFARE Classic 1K/4K, FM11RF08, MIFARE Ultralight ISO14443A CPU ISO14443-TypeB ISO14443B CPU |
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Working frequency |
13.56MHz |
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Operating distance |
0-70mm（depending on card quality） |
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Human-Computer Interface |
|
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Buzzer |
One tone |
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Dimension |
50mm*50mm*5mm |
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Stand by |
Support low power check card（open by confirmed） |
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Environmental requirements |
|
|
Operating temperature |
-25~+85℃ |
|
Storagetemperature |
-40~+125℃ |
3 PICTURES
Product Pictures
Product size(unit-mm)
4 PINNING INFORMATION
|
PIN |
SYMBOL |
DESCRIPTION |
|
1 |
GND |
Grnd |
|
2 |
VCC |
Power supply ,5V(±5%)or 3.3V |
|
3 |
RXD |
UART_TTL |
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4 |
TXD |
UART_TTL |
5 ORDER LIST
|
Type |
Supporting instruction |
|
DQ321 |
Support ISO14443 TypeA,(MIFARE Classic 1K/4K, MIFARE Ultralight, ISO14443A CPU) ISO14443 Type B,(ISO14443B CPU) |