SMJ320C80 Datasheet, PDF (47/157 Pages) Texas Instruments – DIGITAL SIGNAL PROCESSOR

PP program-flow-control unit architecture (continued)
SMJ320C80
DIGITAL SIGNAL PROCESSOR
SGUS025B – AUGUST 1998 – REVISED JUNE 2002
pc
incrementer
lprs
Cache Controller
ipa
Tag Comparators
ipe
Loop Controller 0
Tag Registers
Present Bits
LRU Stack
ls0
le0
Figure 43. Program-Flow-Control Unit Block Diagram
Comparator
Instruction Decode
lctl
lr0
FAE Pipeline Control
decr.
lc0
zero
Loop Control
Control Signal Generation
Loop Controller 1
Loop Controller 2
Instruction
Control
Signal
Instruction
Address
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