HD64F2638F20J Datasheet, PDF (564/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 14 Smart Card Interface
14.1.2 Block Diagram
Figure 14-1 shows a block diagram of the Smart Card interface.
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Module data bus
RxD
TxD
SCK
RDR
RSR
TDR
SCMR
BRR
SSR
TSR
SCR
SMR
Transmission/
reception control
Baud rate
generator
Parity generation
Clock
Parity check
Legend:
SCMR: Smart Card mode register
RSR: Receive shift register
RDR: Receive data register
TSR: Transmit shift register
TDR: Transmit data register
SMR: Serial mode register
SCR: Serial control register
SSR: Serial status register
BRR: Bit rate register
φ
φ/4
φ/16
φ/64
TXI
RXI
ERI
Figure 14-1 Block Diagram of Smart Card Interface
Internal
data bus
Page 514 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010