Datasheet

Section 15 Smart Card Interface
Rev.6.00 Sep. 27, 2007 Page 679 of 1268
REJ09B0220-0600
TxD
RxD
SCK
Rx (port)
Chip
I/O
CLK
RST
V
CC
Connected equipment
IC card
Data line
Clock line
Reset line
Figure 15.2 Schematic Diagram of Smart Card Interface Pin Connections
Note: If an IC card is not connected, and the TE and RE bits are both set to 1, closed
transmission/reception is possible, enabling self-diagnosis to be carried out.