Renesas SH7781 User Manual

Page 1366

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26. Serial Sound Interface (SSI) Module

Rev.1.00 Jan. 10, 2008 Page 1336 of 1658
REJ09B0261-0100

SCK

SSI_WS

SSI_SDATA

SSISR.IDST

SSICR.EN

Data transmission

One system word

Idle or data transmission

SSI internal
state

Keep active WS input until IDST become 1
(more than five system words)

Resumption from first or second WS falling
edge (SWSP = 0) after EN bit is set to 1

Termination and transition to idle

Figure 26.25 SSI Transfer Termination and Resumption Timing in Slave Mode

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