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138 lines
4.5 KiB
Verilog
138 lines
4.5 KiB
Verilog
/*******************************************************************************
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* This file is owned and controlled by Xilinx and must be used *
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* solely for design, simulation, implementation and creation of *
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* design files limited to Xilinx devices or technologies. Use *
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* with non-Xilinx devices or technologies is expressly prohibited *
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* and immediately terminates your license. *
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* *
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* XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" *
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* SOLELY FOR USE IN DEVELOPING PROGRAMS AND SOLUTIONS FOR *
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* XILINX DEVICES. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION *
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* AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION *
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* OR STANDARD, XILINX IS MAKING NO REPRESENTATION THAT THIS *
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* IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT, *
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* AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE *
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* FOR YOUR IMPLEMENTATION. XILINX EXPRESSLY DISCLAIMS ANY *
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* WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE *
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* IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR *
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* REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF *
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* INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *
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* FOR A PARTICULAR PURPOSE. *
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* *
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* Xilinx products are not intended for use in life support *
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* appliances, devices, or systems. Use in such applications are *
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* expressly prohibited. *
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* *
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* (c) Copyright 1995-2009 Xilinx, Inc. *
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* All rights reserved. *
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*******************************************************************************/
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// The synthesis directives "translate_off/translate_on" specified below are
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// supported by Xilinx, Mentor Graphics and Synplicity synthesis
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// tools. Ensure they are correct for your synthesis tool(s).
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// You must compile the wrapper file atan_lut.v when simulating
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// the core, atan_lut. When compiling the wrapper file, be sure to
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// reference the XilinxCoreLib Verilog simulation library. For detailed
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// instructions, please refer to the "CORE Generator Help".
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`timescale 1ns/1ps
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module atan_lut(
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clka,
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addra,
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douta);
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input clka;
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input [7 : 0] addra;
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output [8 : 0] douta;
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// synthesis translate_off
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BLK_MEM_GEN_V4_2 #(
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.C_ADDRA_WIDTH(8),
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.C_ADDRB_WIDTH(8),
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.C_ALGORITHM(1),
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.C_BYTE_SIZE(9),
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.C_COMMON_CLK(0),
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.C_DEFAULT_DATA("0"),
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.C_DISABLE_WARN_BHV_COLL(0),
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.C_DISABLE_WARN_BHV_RANGE(0),
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.C_FAMILY("spartan3"),
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.C_HAS_ENA(0),
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.C_HAS_ENB(0),
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.C_HAS_INJECTERR(0),
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.C_HAS_MEM_OUTPUT_REGS_A(0),
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.C_HAS_MEM_OUTPUT_REGS_B(0),
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.C_HAS_MUX_OUTPUT_REGS_A(0),
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.C_HAS_MUX_OUTPUT_REGS_B(0),
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.C_HAS_REGCEA(0),
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.C_HAS_REGCEB(0),
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.C_HAS_RSTA(0),
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.C_HAS_RSTB(0),
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.C_HAS_SOFTECC_INPUT_REGS_A(0),
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.C_HAS_SOFTECC_OUTPUT_REGS_B(0),
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.C_INITA_VAL("0"),
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.C_INITB_VAL("0"),
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.C_INIT_FILE_NAME("atan_lut.mif"),
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.C_LOAD_INIT_FILE(1),
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.C_MEM_TYPE(3),
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.C_MUX_PIPELINE_STAGES(0),
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.C_PRIM_TYPE(1),
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.C_READ_DEPTH_A(256),
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.C_READ_DEPTH_B(256),
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.C_READ_WIDTH_A(9),
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.C_READ_WIDTH_B(9),
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.C_RSTRAM_A(0),
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.C_RSTRAM_B(0),
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.C_RST_PRIORITY_A("CE"),
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.C_RST_PRIORITY_B("CE"),
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.C_RST_TYPE("SYNC"),
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.C_SIM_COLLISION_CHECK("ALL"),
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.C_USE_BYTE_WEA(0),
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.C_USE_BYTE_WEB(0),
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.C_USE_DEFAULT_DATA(0),
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.C_USE_ECC(0),
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.C_USE_SOFTECC(0),
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.C_WEA_WIDTH(1),
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.C_WEB_WIDTH(1),
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.C_WRITE_DEPTH_A(256),
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.C_WRITE_DEPTH_B(256),
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.C_WRITE_MODE_A("WRITE_FIRST"),
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.C_WRITE_MODE_B("WRITE_FIRST"),
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.C_WRITE_WIDTH_A(9),
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.C_WRITE_WIDTH_B(9),
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.C_XDEVICEFAMILY("spartan3adsp"))
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inst (
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.CLKA(clka),
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.ADDRA(addra),
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.DOUTA(douta),
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.RSTA(),
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.ENA(),
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.REGCEA(),
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.WEA(),
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.DINA(),
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.CLKB(),
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.RSTB(),
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.ENB(),
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.REGCEB(),
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.WEB(),
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.ADDRB(),
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.DINB(),
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.DOUTB(),
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.INJECTSBITERR(),
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.INJECTDBITERR(),
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.SBITERR(),
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.DBITERR(),
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.RDADDRECC());
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// synthesis translate_on
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// XST black box declaration
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// box_type "black_box"
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// synthesis attribute box_type of atan_lut is "black_box"
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endmodule
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