User manual

SCM3712 REFERENCE MANUAL 60
8.6.2. READER_GET_CARD_TYPE_POLLING
8.6.2.1. Description
Using this escape command one can retrieve the type of the technology which the reader is
configured to poll for.
8.6.2.2. Input buffer
Byte #
Value
Description
B0
0x94
Escape command code
8.6.2.3. Output buffer
Byte #
Output buffer
B0
Configuration register
The output buffer contains 1 byte which is coded as follow:
b7
b6
b5
b4
b3
b2
b1
b0
RFU
RFU
RFU
FeliCa 424
FeliCa 212
Topaz
Type B
Type A
Bit value 1 means SCM3712 will poll for that technology; bit value 0 means SCM3712 will not poll for
this value.
A reader configured to poll only for type A and type B will therefore answer 0x03 – i.e. (00000011)b to
this command.
8.6.3. READER_CNTLESS_SET_TYPE
8.6.3.1. Description
This escape command can be used to configure the polling loop of SCM3712. Applications may use
this to optimize the detection speed performance of their system.
8.6.3.2. Input buffer
Byte #
Value
Description
B0
0x95
Escape command code
B1 Configuration register
The configuration register is 1 byte which is coded as follow:
b7
b6
b5
b4
b3
b2
b1
b0
RFU
RFU
RFU
FeliCa 424
FeliCa 212
Topaz
Type B
Type A
Bit value 1 means SCM3712 will poll for that technology; bit value 0 means SCM3712 will not poll for
this value. To poll only for FeliCa 424 and type A, B1=0x11.
8.6.3.3. Output buffer
Output buffer
NULL