DDS知识解析
源代码在线查看： counter.v
// megafunction wizard: %LPM_ADD_SUB%
// GENERATION: STANDARD
// VERSION: WM1.0
// MODULE: lpm_add_sub
// ============================================================
// File Name: COUNTER.v
// Megafunction Name(s):
// lpm_add_sub
//
// Simulation Library Files(s):
// lpm
// ============================================================
// ************************************************************
// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
//
// 8.1 Build 163 10/28/2008 SJ Full Version
// ************************************************************
//Copyright (C) 1991-2008 Altera Corporation
//Your use of Altera Corporation's design tools, logic functions
//and other software and tools, and its AMPP partner logic
//functions, and any output files from any of the foregoing
//(including device programming or simulation files), and any
//associated documentation or information are expressly subject
//to the terms and conditions of the Altera Program License
//Subscription Agreement, Altera MegaCore Function License
//Agreement, or other applicable license agreement, including,
//without limitation, that your use is for the sole purpose of
//programming logic devices manufactured by Altera and sold by
//Altera or its authorized distributors. Please refer to the
//applicable agreement for further details.
// synopsys translate_off
`timescale 1 ps / 1 ps
// synopsys translate_on
module COUNTER (
clock,
dataa,
result);
input clock;
input [23:0] dataa;
output [23:0] result;
wire [23:0] sub_wire0;
wire [23:0] sub_wire1 = 24'h0f4240;
wire [23:0] result = sub_wire0[23:0];
lpm_add_sub lpm_add_sub_component (
.dataa (dataa),
.datab (sub_wire1),
.clock (clock),
.result (sub_wire0)
// synopsys translate_off
,
.aclr (),
.add_sub (),
.cin (),
.clken (),
.cout (),
.overflow ()
// synopsys translate_on
);
defparam
lpm_add_sub_component.lpm_direction = "ADD",
lpm_add_sub_component.lpm_hint = "ONE_INPUT_IS_CONSTANT=YES,CIN_USED=NO",
lpm_add_sub_component.lpm_pipeline = 1,
lpm_add_sub_component.lpm_representation = "UNSIGNED",
lpm_add_sub_component.lpm_type = "LPM_ADD_SUB",
lpm_add_sub_component.lpm_width = 24;
endmodule
// ============================================================
// CNX file retrieval info
// ============================================================
// Retrieval info: PRIVATE: CarryIn NUMERIC "0"
// Retrieval info: PRIVATE: CarryOut NUMERIC "0"
// Retrieval info: PRIVATE: ConstantA NUMERIC "0"
// Retrieval info: PRIVATE: ConstantB NUMERIC "1000000"
// Retrieval info: PRIVATE: Function NUMERIC "0"
// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
// Retrieval info: PRIVATE: LPM_PIPELINE NUMERIC "1"
// Retrieval info: PRIVATE: Latency NUMERIC "1"
// Retrieval info: PRIVATE: Overflow NUMERIC "0"
// Retrieval info: PRIVATE: RadixA NUMERIC "10"
// Retrieval info: PRIVATE: RadixB NUMERIC "10"
// Retrieval info: PRIVATE: Representation NUMERIC "1"
// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
// Retrieval info: PRIVATE: ValidCtA NUMERIC "0"
// Retrieval info: PRIVATE: ValidCtB NUMERIC "1"
// Retrieval info: PRIVATE: WhichConstant NUMERIC "2"
// Retrieval info: PRIVATE: aclr NUMERIC "0"
// Retrieval info: PRIVATE: clken NUMERIC "0"
// Retrieval info: PRIVATE: nBit NUMERIC "24"
// Retrieval info: CONSTANT: LPM_DIRECTION STRING "ADD"
// Retrieval info: CONSTANT: LPM_HINT STRING "ONE_INPUT_IS_CONSTANT=YES,CIN_USED=NO"
// Retrieval info: CONSTANT: LPM_PIPELINE NUMERIC "1"
// Retrieval info: CONSTANT: LPM_REPRESENTATION STRING "UNSIGNED"
// Retrieval info: CONSTANT: LPM_TYPE STRING "LPM_ADD_SUB"
// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "24"
// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
// Retrieval info: USED_PORT: dataa 0 0 24 0 INPUT NODEFVAL dataa[23..0]
// Retrieval info: USED_PORT: result 0 0 24 0 OUTPUT NODEFVAL result[23..0]
// Retrieval info: CONNECT: result 0 0 24 0 @result 0 0 24 0
// Retrieval info: CONNECT: @dataa 0 0 24 0 dataa 0 0 24 0
// Retrieval info: CONNECT: @datab 0 0 24 0 1000000 0 0 0 0
// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
// Retrieval info: LIBRARY: lpm lpm.lpm_components.all
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER.v TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER.inc FALSE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER.cmp FALSE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER.bsf TRUE FALSE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER_inst.v FALSE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER_bb.v TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER_waveforms.html TRUE
// Retrieval info: GEN_FILE: TYPE_NORMAL COUNTER_wave*.jpg FALSE
// Retrieval info: LIB_FILE: lpm
