C54x Optimized Core

TO BUSES

MAC

ALU

17 X 17 MPY

40 BIT ADDER

RND, SAT

40 BIT ALU

CMPS OPERATOR (VITERBI)

EXP ENCODER

SHIFTER

ACCUMULATORS

40 BIT BARREL

(- 16, 31)

40 BIT ACC A

40 BIT ACC B

ADDRESSING UNIT

8 AUXILIARY REGISTERS

2 ADDRESSING UNITS

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Now let’s return to the optimized core one last time. We are ready to examine the ALU in more detail.