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Motorola DSP56301 User Manual

Page 225

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ESSI Programming Model

Enhanced Synchronous Serial Interface (ESSI)

7

-27

Figure 7-9. Normal Mode, External Frame Sync (8 Bit, 1 Word in Frame)

Figure 7-10. Network Mode, External Frame Sync (8 Bit, 2 Words in Frame)

Frame SYNC

(FSL0 = 0, FSL1 = 0)

Frame SYNC

(FSL0 = 0, FSL1 = 1)

Data Out

Flags

Slot 0

Slot 0

Wait

SLOT 0

SLOT 1

SLOT 1

SLOT 0

Frame SYNC

(FSL0 = 0, FSL1 = 0)

Frame SYNC

(FSL0 = 0, FSL1 = 1)

Flags

Data