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ACM1252U-Y3
– Reference Manual
Version 1.03
www.acs.com.hk
Page 55 of 92
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.hk
5.3.9.
Read Automatic PICC Polling
This command is used to check the current PICC polling setting.
Read Automatic PICC Polling Format (5 bytes)
Command
Class
INS
P1
P2
Lc
Read Automatic PICC Polling
E0h
00h
00h
23h
00h
Read the Configure Mode Response Format (6 bytes)
Response
Class
INS
P1
P2
Le
Data Out
Result
E1h
00h
00h
00h
01h
Polling Setting
Polling Setting (1 byte)
Polling
Setting
Mode
Description
Bit 0
Auto PICC Polling
1 = Enable; 0 =Disable
Bit 1
Turn off Antenna Field if no
PICC is found.
1 = Enable; 0 =Disable
Bit 2
Turn off Antenna Field if the
PICC is inactive.
1 = Enable; 0 =Disable
Bit 3
RFU
Bit 5 .. 4
PICC Poll Interval for PICC
<Bit 5
– Bit 4>
<0
– 0> = 250 ms
<0
– 1> = 500 ms
<1
– 0> = 1000 ms
<1
– 1> = 2500 ms
Bit 6
RFU
Bit 7
Enforce ISO 14443-A Part 4
1= Enable; 0= Disable.
Note: Default value of Polling Setting = 8Bh.