r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 857

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

RxD
TxD
SCK
Legend:
RSR
RDR
TSR
TDR
SMR
SCR
SSR
SCMR : Smart card mode register
BRR
SEMR
: Receive shift register
: Receive data register
: Transmit shift register
: Transmit data register
: Serial mode register
: Serial control register
: Serial status register
: Bit rate register
: Serial extension mode register (only in SCI_2)
RDR
RSR
Parity generation
Parity check
Figure 15.1 Block Diagram of SCI
TDR
TSR
Module data bus
reception control
Transmission/
SCMR
SEMR
SMR
SSR
SCR
Section 15 Serial Communication Interface (SCI, IrDA)
External clock
Clock
Baud rate
generator
Rev. 1.00 Sep. 19, 2008 Page 827 of 1342
BRR
TEI
TXI
RXI
ERI
φ
φ/4
φ/16
φ/64
Average transfer
rate generator
10.667 MHz operation
16 MHz operation
32 MHz operation
• 115.152 kbps
• 460.606 kbps
• 115.196 kbps
• 460.784 kbps
• 720 kbps
• 720 kbps
(SCI_2)
REJ09B0467-0100
data bus
Internal