Block Diagram - Hitachi F-ZTAT H8/3039 Series Hardware Manual

12.1.2

Block Diagram

Figure 12-1 shows a block diagram of the Smart Card interface.
RDR
RxD
RSR
0
TxD
0
SCK
0
Legend
: Smart Card mode register
SCMR
: Receive shift register
RSR
: Receive data register
RDR
: Transmit shift register
TSR
: Transmit data register
TDR
: Serial mode register
SMR
: Serial control register
SCR
: Serial status register
SSR
: Bit rate register
BRR
388
Module data bus
TDR
TSR
Parity generation
Parity check
Figure 12-1 Block Diagram of Smart Card Interface
SCMR
SSR
SCR
Baud rate
SMR
generator
Transmission/
reception control
Clock
BRR
ø
ø/4
ø/16
ø/64
TXI
RXI
ERI
Internal
data bus