ACR1281U-C1 – Application Programming Interface
Version 1.08
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Page 80 of 96
5.3.11.
Read automatic PICC polling
This command checks the current automatic PICC polling.
Command
Command
Class
INS
P1
P2
Lc
Read Automatic PICC Polling
E0h
00h
00h
23h
00h
Response
Response
Class
INS
P1
P2
Le
Data Out
Result
E1h
00h
00h
00h
01h
Polling Setting
Where:
Polling Setting
(1 byte)
Default value = 8Fh
Polling
Setting
Description
Description
Bit 0
Auto PICC Polling
1 = Enable
0 = Disable
Bit 1
Turn off Antenna Field if no PICC found
1 = Enable
0 = Disable
Bit 2
Turn off Antenna Field if the PICC is inactive
1 = Enable
0 = Disable
Bit 3
RFU
RFU
Bit 5 – 4
PICC Polling 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
RFU
Bit 7
Enforce ISO 14443A Part 4
1 = Enable
0 = Disable