Subversion Repositories or1k

// $Header: /home/marcus/revision_ctrl_test/oc_cvs/cvs/or1k/mp3/lib/xilinx/unisims/NAND4B4.v,v 1.1.1.1 2001-11-04 18:59:49 lampret Exp $
 
/*
 
FUNCTION	: 4-INPUT NAND GATE
 
*/
 
`timescale  100 ps / 10 ps
 
`celldefine
 
module NAND4B4 (O, I0, I1, I2, I3);
 
    parameter cds_action = "ignore";
 
    output O;
 
    input  I0, I1, I2, I3;
 
    not N3 (i3_inv, I3);
    not N2 (i2_inv, I2);
    not N1 (i1_inv, I1);
    not N0 (i0_inv, I0);
    nand A1 (O, i0_inv, i1_inv, i2_inv, i3_inv);
 
    specify
	(I0 *> O) = (1, 1);
	(I1 *> O) = (1, 1);
	(I2 *> O) = (1, 1);
	(I3 *> O) = (1, 1);
    endspecify
 
endmodule
 
`endcelldefine