Document Version 1.00
Last revised on
Page 53 of 87
2020-04-10
Reference Manual for uTrust 3720F and uTrust 3721F Readers
6.3.4.
Specific for Contactless Interface
ESCAPE COMMAND
ESCAPE CODE
CNTLESS_GETCARDINFO
0x11
CNTLESS_GET_ATS_ATQB
0x93
CNTLESS_GET_TYPE
0x94
CNTLESS_SET_TYPE
0x95
CNTLESS_CONTROL_PPS
0x99
CNTLESS_RF_SWITCH
0x96
CNTLESS_CONTROL_848
0x9D
CNTLESS_GET_BAUDRATE
0x9E
CNTLESS_CONTROL_RETRIES
0xA7
CNTLESS_CONTROL_POLLING
0xAC
CNTLESS_FORCE_BAUDRATE
0xAD
CNTLESS_GET_CARD_DETAILS
0xDA
CNTLESS_IS_COLLISION_DETECTED
0xE4
CNTLESS_FELICA_PASS_THRU
0xF3
6.3.4.1.
CNTLESS_GET_CARD_INFO
This Escape command is used to get information about the contactless card placed in the field of the
reader.
Input:
The first byte of input buffer contains the escape code.
Byte0
Escape code(0x11)
Output:
Byte0
Byte1
Byte2
Contactless
card
present (0x01)
Card to Reader
communication baud rate
(0xNN - see table below for
details)
Card Type Info
(Upper nibble indicates memory
card/T=CL/dual mode card;
Lower nibble indicates Type A/ Type B
card
See Table below for values)
