SH7615 Datasheet, PDF (682/925 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH
RISC engine Family/SH7600 Series

Peripheral bus
16
SIRDR
SIRSR
MSB
LSB
SISTR
SICTR
Bit counter
I/O control unit
SITDR
SITSR
MSB
LSB
SRxD SRCK SRS STS STCK
STxD
Serial I/O module
(SIO)
SIRDR: Receive data register
SIRSR: Receive shift register
SISTR: Serial status register
SICTR: Serial control register
SITDR: Transmit data register
SITSR: Transmit shift register
Figure 15.1 SIO Block Diagram
Rev. 2.00, 03/05, page 644 of 884