Set_Card_Pps; Set_Reader_Pps - ACS ACR 38 Reference Manual

Response data format

SET_CARD_PPS

This command sends PPS Request to the smart card.
Command format
LEN Length of PPS request. Typical value is "4"
PPS Request PPS Request to send to the card (Please refer to ISO/IEC 7816-3:1997 Section 7 for
details of PPS request)
A typical PPS request to select T=1 protocol and FD=0x94 (62500 baud at 4MHz) is: 0xFF
0x11 0x94 0x7A
Response data format

SET_READER_PPS

This command sends PPS Response to the reader, and asks the reader to switch its protocol and/or speed to communication
with the smart card. This command should work in pair with SET_CARD_PPS.
Command format
LEN Length of PPS response. Typical value is "4".
ACR38 Reference Manual
Version 2.2 January 2008
A C R 3 8 S m a r t C a r d R e a d e r / W r i t e r
Header Status Data length
01
H
This command should work in pair with SET_READER_PPS.
Header Instruction Data length
LEN
01 0A MSB
H H
Header Status Data length
LEN
01
H
Header Instruction Data length
LEN
01 0B MSB
H H
LEN
Data
PPS
Request
LSB
Data
...
Data
PPS
Response
LSB
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