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DPGEN_ROM4(3) Alliance - genlib User's Manual DPGEN_ROM4(3)

DPGEN_ROM4 - 4 words ROM Macro-Generator

#include <genlib.h>

void GENLIB_MACRO (DPGEN_ROM4, char *modelname, long flags, long N, char *constVal0, char *constVal1, char *constVal2, char *constVal3);

Generate a N bits 2 words optimized ROM named modelname.

1.
sel1 : upper bit of the address (input, 1 bits).
2.
sel0 : lower bit of the address (input, 1 bits).
3.
q : the selected word (output, N bit).
4.
vdd : power.
5.
vss : ground.

q <= WITH sel1 & sel0 SELECT contsVal0  WHEN B"00",

contsVal1 WHEN B"01",
contsVal2 WHEN B"10",
constVal3 WHEN B"11";

GENLIB_MACRO(DPGEN_ROM4, "model_rom4_set1_16"

, F_BEHAV|F_PLACE
, 4
, "0xFF00" /* A string! */
, "0xCCCC" /* A string! */
, "0xF0F0" /* A string! */
, "0xAAAA" /* A string! */
); GENLIB_LOINS( "model_rom4_set1_16"
, "instance1_rom4_set1_16"
, "sel1"
, "sel0"
, "q[31:0]"
, "vdd", "vss", NULL
);

GENLIB_MACRO(3), genlib(1)

30 July 2004 ASIM/LIP6