Description of DQ3021
1 SUMMARY
DQ3021, an IC cards read and write module designed by small size, low power check card (LPCD) and easy operation. This RFID module,antenna is integrated.Easy to use,safety to opreate.
It 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.
2 FEATURES
Computer interface |
|
Interface |
SPI/UART |
Power supply |
3.3V(±5%) |
Contactless smart card interface. |
|
Termsed standard |
ISO14443 TYPE- A, |
Standardof contactless card |
ISO14443A,which is MIFARE Classic 1K/4K, FM11RF08, MIFARE Ultralight ,ISO14443A CPU,
|
Working frequency |
13.56MHz |
Operating distance |
0-50mm(depending on card quality) |
Human-Computer Interface |
|
Dimension |
35mm*50mm*2.4mm |
stand by |
Support low power check card(open by confirmed) |
Environmental requirements |
|
Operating temperature |
-25~+85℃ |
Storagetemperature |
-40~+125℃ |
3 PICTURES
Product Pictures
Size
4 LOW POWER CHECK CARD
Keepping INT pin in high level or dangling situation,Module is normal working;
Using externalIO,put INT pin in low power level,Module is working in LPCD situation;
Putting the card in areas ofthe antenna,the module’s INT pin keeps in high power level.
The upper detects high level ,then needs to pull the IO up, themodule comes to normal operation .
5 ORDER LIST
Type |
Supporting instruction |
DQ302 |
Support ISO14443Type-A, MIFARE Classic 1K/4K, FM11RF08, MIFARE Ultralight,MIFARE Ultralight C(can be used), ISO14443A CPU |