User guide

ACR38x – Reference Manual [e-mail]
Version 6.02
www.acs.com.hk
Page 15 of 40
9.1.2. SELECT_CARD_TYPE
This command sets the required card type. The firmware in ACR38x adjusts the communication
protocol between reader and the inserted card according to the selected card type.
Command Format
Header Instruction
Data length Data
LEN TYPE
01h 02h 00h 01h
Where:
TYPE See Appendix A for the value to be specified in this command for a particular
card to be used.
Response Data Format
Header Status
Data length
LEN
01h
9.1.3. SET_OPTION
This command selects the options for the ACR38x.
Command Format
Header Instruction
Data length Data
LEN Option
01h 07h 00h 01h
Where:
Option Bit 4: Select for EMV mode
Specifies whether the reader is in EMV mode
0: Reader not in EMV mode (default)
1: Reader in EMV mode
Bit 5: Select for memory card mode
Specifies whether the reader is in memory card mode
0: reader not in memory card mode (default)
1: reader in memory card mode
Bit 0, 1, 2, 3, 6 and 7: Reserved
Response Data Format
Header Status
Data length
LEN
01h