Renesas SH7781 - Manual (Page 1328)

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