dpgen_nul(3) - Linux man page

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. ..
  2. i0 : value to check (input, N bits)..
  3. q : null flag (output, 1 bit)..
  4. vdd : power.
  5. 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)