Hitachi H8S/2646 Hardware Manual page 543

H8S/2646 Series
Connected equipment
Figure 14-2 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.
TxD
RxD
SCK
Rx (port)
V
CC
I/O
Data line
CLK
Clock line
RST
Reset line
IC card
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