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x32_sub

DSPsandbox edited this page Oct 31, 2019 · 2 revisions

Description

SUBTRACTION arithmetic with clear logic. Use x32_subNoOverflow to avoid overflow.

Ports

Name Direction Width Comment
in0 Rx 32 bit
in1 Rx 32 bit
clr Rx 1 bit
out Tx 32 bit out=in0-in1 IF clr=0
out=0 IF clr=1

Pipeline latency (clk @ 125 MHz)

1 clk cycle.

VHDL

x32_sub.vhd

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