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HD64F3694HV Datasheet, PDF (220/452 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series
Section 14 Serial Communication Interface 3 (SCI3)
SCK3
External
clock
Baud rate generator
Clock
BRC
Transmit/receive
control circuit
Internal clock (φ/64, φ/16, φ/4, φ)
BRR
SMR
SCR3
SSR
TXD
TSR
TDR
RXD
RSR
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
Figure 14.1 Block Diagram of SCI3
Interrupt request
(TEI, TXI, RXI, ERI)
Rev.5.00 Nov. 02, 2005 Page 190 of 418
REJ09B0028-0500