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[/] [8051/] [tags/] [rel0/] [syn/] [src/] [verilog/] [oc8051_ram.v] - Rev 3
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////////////////////////////////////////////////////////////////////// //// //// //// 8051 data ram //// //// //// //// This file is part of the 8051 cores project //// //// http://www.opencores.org/cores/8051/ //// //// //// //// Description //// //// data ram for virtex //// //// //// //// To Do: //// //// nothing //// //// //// //// Author(s): //// //// - Simon Teran, simont@opencores.org //// //// //// ////////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2000 Authors and OPENCORES.ORG //// //// //// //// This source file may be used and distributed without //// //// restriction provided that this copyright statement is not //// //// removed from the file and that any derivative work contains //// //// the original copyright notice and the associated disclaimer. //// //// //// //// This source file is free software; you can redistribute it //// //// and/or modify it under the terms of the GNU Lesser General //// //// Public License as published by the Free Software Foundation; //// //// either version 2.1 of the License, or (at your option) any //// //// later version. //// //// //// //// This source is distributed in the hope that it will be //// //// useful, but WITHOUT ANY WARRANTY; without even the implied //// //// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// //// PURPOSE. See the GNU Lesser General Public License for more //// //// details. //// //// //// //// You should have received a copy of the GNU Lesser General //// //// Public License along with this source; if not, download it //// //// from http://www.opencores.org/lgpl.shtml //// //// //// ////////////////////////////////////////////////////////////////////// // // ver: 1 // // synopsys translate_off `include "oc8051_timescale.v" // synopsys translate_on module oc8051_ram (clk, rst, rd_addr, rd_data, wr_addr, wr_data, wr); // clk clock // rd_addr read addres // rd_data read data // wr_addr write addres // wr_data write data // wr write input clk, wr, rst; input [7:0] rd_addr, wr_addr, wr_data; output [7:0] rd_data; wire [7:0] dob; RAMB4_S8_S8 ram1(.DOA(rd_data), .DOB(dob), .ADDRA({1'b0, rd_addr}), .DIA(8'h00), .ENA(1'b1), .CLKA(clk), .WEA(1'b0), .RSTA(rst), .ADDRB({1'b0, wr_addr}), .DIB(wr_data), .ENB(1'b1), .CLKB(clk), .WEB(wr), .RSTB(rst)); endmodule module RAMB4_S8_S8(DOA, DOB, ADDRA, DIA, ENA, CLKA, WEA, RSTA, ADDRB, DIB, ENB, CLKB, WEB, RSTB); // synthesis syn_black_box output [7:0] DOA; output [7:0] DOB; input [8:0] ADDRA; input [7:0] DIA; input ENA; input CLKA; input WEA; input RSTA; input [8:0] ADDRB; input [7:0] DIB; input ENB; input CLKB; input WEB; input RSTB; endmodule
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