DPGEN_NUL
3
ASIM/LIP6
DPGEN_NUL
Zero Detector Macro-Generator
#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
&i0; : value to check (input, &N; bits).
&q; : null flag (output, 1 bit).
vdd : power.
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
);
&man-dpgen-see-also;