SC23R01

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:1.1

2006.10.31

Http: www.silan.com.cn

Page 3 of 7

2. Instruction

Commands

Code(hex)

Request standby card

26

Request all the cards in the operating range

52

Anti-collision

93

Select card

93

Authentication key A

60

Authentication key B

61

Read

30

Write

A0

Increment

C1

Decrement

C0

Restore

C2

Transfer

B0

Halt

50

3. Data integrity

In the contactless communication, the following measures ensure the data transmission:

l anti-collision

l 16 bits CRC error correction for each frame