ms_latch72.v 2.38 KB
 /**************************************************************************
 *                                                                        *
 *               Copyright (C) 1994, Silicon Graphics, Inc.               *
 *                                                                        *
 *  These coded instructions, statements, and computer programs  contain  *
 *  unpublished  proprietary  information of Silicon Graphics, Inc., and  *
 *  are protected by Federal copyright  law.  They  may not be disclosed  *
 *  to  third  parties  or copied or duplicated in any form, in whole or  *
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// $Id: ms_latch72.v,v 1.1.1.1 2002/05/17 06:14:57 blythe Exp $

////////////////////////////////////////////////////////////////////////
//
// Project Reality
//
// module:      ms_latch72
// description: Transparent latches:  rdram to spanbuf, transp=clk
//
// designer:    Mike M. Cai / Robert W. Sherburne
// date:        12/16/94 revised 1/6/95
//
////////////////////////////////////////////////////////////////////////

module ms_latch72 (d_out, clk, g, d_in);
output [71:0] 	  d_out;
input [71:0]  	  d_in;
input 	       	  clk, g;

wire [7:0] d0, d1, d2, d3, d4, d5, d6, d7, d8;
wire [7:0] q0, q1, q2, q3, q4, q5, q6, q7, q8;
wire e0, e1, e2, e3, e4, e5, e6, e7, e8;
wire gn;

assign {d8, d7, d6, d5, d4, d3, d2, d1, d0} = d_in;
assign d_out = {q8, q7, q6, q5, q4, q3, q2, q1, q0};

ni01d5 in_0(.i(g), .z(gn));

an02d2 an_0(.a1(clk), .a2(gn), .z(e0));
an02d2 an_1(.a1(clk), .a2(gn), .z(e1));
an02d2 an_2(.a1(clk), .a2(gn), .z(e2));
an02d2 an_3(.a1(clk), .a2(gn), .z(e3));
an02d2 an_4(.a1(clk), .a2(gn), .z(e4));
an02d2 an_5(.a1(clk), .a2(gn), .z(e5));
an02d2 an_6(.a1(clk), .a2(gn), .z(e6));
an02d2 an_7(.a1(clk), .a2(gn), .z(e7));
an02d2 an_8(.a1(clk), .a2(gn), .z(e8));

ms_latch_h #(8) l_0(.e(e0), .d(d0), .q(q0));
ms_latch_h #(8) l_1(.e(e1), .d(d1), .q(q1));
ms_latch_h #(8) l_2(.e(e2), .d(d2), .q(q2));
ms_latch_h #(8) l_3(.e(e3), .d(d3), .q(q3));
ms_latch_h #(8) l_4(.e(e4), .d(d4), .q(q4));
ms_latch_h #(8) l_5(.e(e5), .d(d5), .q(q5));
ms_latch_h #(8) l_6(.e(e6), .d(d6), .q(q6));
ms_latch_h #(8) l_7(.e(e7), .d(d7), .q(q7));
ms_latch_h #(8) l_8(.e(e8), .d(d8), .q(q8));

endmodule //