DPGEN_NUL

Langue: en

Version: 30 July 2004 (fedora - 05/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

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)