HD6473847RHV Datasheet, PDF (292/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 10 Serial Communication Interface 3 (SCI3)
SCK32
External clock
Clock
Baud rate generator
BRC
Transmit/receive
control circuit
Internal clock (φ/64, φ/16, φw/2, φ)
BRR
SMR
SCR3
SSR
TXD32
RXD32
SPCR
TSR
RSR
TDR
RDR
Legend:
RSR: Receive shift register
RDR: Receive data register
TSR: Transmit shift register
TDR: Transmit data register
SMR: Serial mode register
SCR3: Serial control register 3
SSR: Serial status register
BRR: Bit rate register
BRC: Bit rate counter
SPCR: Serial port control register
Figure 10.1 Block Diagram of SCI3
Interrupt request
(TEI, TXI, RXI, ERI)
Rev. 7.00 Mar. 08, 2010 Page 260 of 510
REJ09B0024-0700