CHIPDRIVE CLOUD 4700F 905511 数据表

产品代码
905511
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页码 98
CLOUD
 
47
X
0
 
F
 
R
EFERENCE 
M
ANUAL
  
40 
 
6.2.9. PAPDU_MIFARE_VALUE_BLK_NEW 
 
This  command  increments  or  decrements  the  value  of a  data  object  if  the  card  supports 
it. Refer to section 3.2.2.1.10 of [PCSC3-AMD1] for further details. 
 
Command APDU:
 
Command 
CLA 
INS 
P1 
P2 
Lc 
Data 
Le 
Increment/ 
Decrement  
FF 
C2 
00 03 
xx 
BER-
TLV 
00 
 
The data object consists of a TLV structure that defines, which action should be performed, 
which block the actions pertain to (the destination(s)) and which value should be applied for the 
action. 
 
Tags for the action include: 
0xA0: Increment 
0xA1: Decrement 
 
The Tag to define the destination is: 
0x80: Destination 
 
The Tag to define the value is: 
0x81:  value to increment or decrement Destination by, LSB first 
 
Example
Increment block 5 by 100 
FF C2 00 03 0B 
A0 
09 
   increment 
80 01 05  
 
block 5 
81 04 64 00 00 00 by 100 
               00 
This command returns a Response APDU according to section 2.2 of [PCSC3-SUP2]. 
Response APDU:
 
Data 
Status Word 
C0 03 Error status, see below 
SW1, SW2 (card itself 
will send SW1, SW2)