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SSI_DMACR
SSI_RIS
SSI_ICR
SSI_MIS
SSI_IMSC
DMA control
Interrupt Control
SSI_DR
Transmit /
receive logic
SSI_CPSR
Clock Prescaler
SSI_SR
SSI_CR1
SSI_CR0
Control / Status
TX FIFO
8 x 16
RX FIFO
8 x 16
PERDMACLK
Interrupt
DMA Request
SSIn_TX
SSIn_RX
SSIn_CLK
SSIn_FSS
www.ti.com Block Diagram
20.2 Block Diagram
Figure 20-1 shows the SSI block diagram.
Figure 20-1. SSI Module Block Diagram
1355
SWCU117A–February 2015–Revised March 2015 Synchronous Serial Interface (SSI)
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