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DPGEN_NUL(3) Alliance - genlib User's Manual DPGEN_NUL(3)

NAME

DPGEN_NUL - Zero Detector Macro-Generator

SYNOPSIS

#include <genlib.h>

void GENLIB_MACRO (DPGEN_NUL, char *modelname, long flags, long N);

DESCRIPTION

Generate a N bits zero detector named modelname.

TERMINAL NAMES

1.
i0 : value to check (input, N bits).
2.
q : null flag (output, 1 bit).
3.
vdd : power.
4.
vss : ground.

BEHAVIOR

q <= <= '1' WHEN (i0 = X"00000000") ELSE '0';

EXAMPLE

GENLIB_MACRO(DPGEN_NUL, "model_nul_32"
                      , F_BEHAV|F_PLACE
                      , 32
                      );
GENLIB_LOINS( "model_nul_32"
            , "instance1_nul_32"
            , "i0[31:0]"
            , "q"  /* Flag null. */
            , "vdd", "vss", NULL
            );

SEE ALSO

GENLIB_MACRO(3), genlib(1)
30 July 2004 ASIM/LIP6