SH7785 Datasheet, PDF (1328/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

26. Serial Sound Interface (SSI) Module
Figure 26.1 is a block diagram of the SSI module.
Serial audio bus
SSIn_SDATA
INTC
Peripheral bus
Interrupt
request
Control circuit
Register
SSICR
SSISR
SSITDR
SSIRDR
Data buffer
Barrel shifter
MSB
Shift register
LSB
DMAC
DMA request
SSIn_WS
Bit counter
SSIn_SCK
SSIn_CLK
Note: n = 0 to 1
Serial clock control
Divider
SSI module
Figure 26.1 Block Diagram of SSI Module
Rev.1.00 Jan. 10, 2008 Page 1298 of 1658
REJ09B0261-0100