ch_02_24.mdl

数字信号处理（机械工业出版社）的源码

      Name		      "Odd_Even\nDecompose"
      Ports		      [1, 1]
      Position		      [155, 83, 205, 127]
      ShowPortLabels	      on
      TreatAsAtomicUnit	      off
      RTWSystemCode	      "Auto"
      RTWFcnNameOpts	      "Auto"
      RTWFileNameOpts	      "Auto"
      MaskType		      "Odd and Even decompose for real sequence"
      MaskDescription	      "Output a odd or even decompose signal .Input is"
" a real sequence."
      MaskPromptString	      "Odd and Even Decompose"
      MaskStyleString	      "popup(Odd Decompose|Even Decompose)"
      MaskTunableValueString  "on"
      MaskEnableString	      "on"
      MaskVisibilityString    "on"
      MaskToolTipString	      "on"
      MaskVariables	      "Ctrl=@1;"
      MaskDisplay	      "plot(-3:0.5:3,[0 0 0  -1 -1 -1 0 1 1 1 0 0 0])"
"\n"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "Odd Decompose"
      System {
	Name			"Odd_Even\nDecompose"
	Location		[385, 313, 755, 508]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"automatic"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"A4"
	PaperUnits		"centimeters"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "In1"
	  Position		  [25, 95, 55, 109]
	  Port			  "1"
	  LatchInput		  off
	  Interpolate		  on
	}
	Block {
	  BlockType		  Constant
	  Name			  "Control Variable"
	  Position		  [120, 82, 205, 108]
	  BackgroundColor	  "cyan"
	  Value			  "Ctrl"
	  VectorParams1D	  on
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Subsystem"
	  Ports			  [1, 1]
	  Position		  [125, 128, 185, 162]
	  ShowPortLabels	  on
	  TreatAsAtomicUnit	  off
	  RTWSystemCode		  "Auto"
	  RTWFcnNameOpts	  "Auto"
	  RTWFileNameOpts	  "Auto"
	  MaskType		  "Odd Decompose"
	  MaskDisplay		  "disp('Odd\\nDecompose')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "Subsystem"
	    Location		    [429, 141, 739, 300]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "automatic"
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	    Block {
	      BlockType		      Inport
	      Name		      "In1"
	      Position		      [25, 33, 55, 47]
	      Port		      "1"
	      LatchInput	      off
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      Reference
	      Name		      "Constant1"
	      Ports		      [0, 1]
	      Position		      [155, 98, 180, 132]
	      SourceBlock	      "dspsrcs3/DSP\nConstant"
	      SourceType	      "DSP Constant"
	      Value		      "2"
	      InterpretAs1D	      off
	      SampleMode	      "Discrete"
	      Ts		      "1"
	      FramebasedOutput	      off
	    }
	    Block {
	      BlockType		      Reference
	      Name		      "Flip1"
	      Ports		      [1, 1]
	      Position		      [95, 101, 130, 129]
	      SourceBlock	      "dspindex/Flip"
	      SourceType	      "Flip"
	      dim		      "Rows"
	    }
	    Block {
	      BlockType		      Product
	      Name		      "Product1"
	      Ports		      [2, 1]
	      Position		      [205, 31, 230, 69]
	      Inputs		      "*/"
	      Multiplication	      "Element-wise(.*)"
	      SaturateOnIntegerOverflow	on
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum1"
	      Ports		      [2, 1]
	      Position		      [125, 25, 155, 55]
	      ShowName		      off
	      IconShape		      "round"
	      Inputs		      "|+-"
	      SaturateOnIntegerOverflow	on
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Out1"
	      Position		      [255, 43, 285, 57]
	      Port		      "1"
	      OutputWhenDisabled      "held"
	      InitialOutput	      "[]"
	    }
	    Line {
	      SrcBlock		      "Product1"
	      SrcPort		      1
	      DstBlock		      "Out1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "In1"
	      SrcPort		      1
	      Points		      [0, 0; 15, 0]
	      Branch {
		Points			[5, 0]
		DstBlock		"Sum1"
		DstPort			1
	      }
	      Branch {
		Points			[0, 75]
		DstBlock		"Flip1"
		DstPort			1
	      }
	    }
	    Line {
	      SrcBlock		      "Constant1"
	      SrcPort		      1
	      Points		      [0, -55]
	      DstBlock		      "Product1"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Sum1"
	      SrcPort		      1
	      DstBlock		      "Product1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Flip1"
	      SrcPort		      1
	      Points		      [5, 0]
	      DstBlock		      "Sum1"
	      DstPort		      2
	    }
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Subsystem1"
	  Ports			  [1, 1]
	  Position		  [125, 29, 185, 61]
	  ShowPortLabels	  on
	  TreatAsAtomicUnit	  off
	  RTWSystemCode		  "Auto"
	  RTWFcnNameOpts	  "Auto"
	  RTWFileNameOpts	  "Auto"
	  MaskType		  "Even Decompose"
	  MaskDisplay		  "disp('Even\\n Decompose')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "Subsystem1"
	    Location		    [165, 172, 480, 403]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "automatic"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "A4"
	    PaperUnits		    "centimeters"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Inport
	      Name		      "In1"
	      Position		      [25, 33, 55, 47]
	      Port		      "1"
	      LatchInput	      off
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      Reference
	      Name		      "Constant"
	      Ports		      [0, 1]
	      Position		      [155, 98, 180, 132]
	      SourceBlock	      "dspsrcs3/DSP\nConstant"
	      SourceType	      "DSP Constant"
	      Value		      "2"
	      InterpretAs1D	      off
	      SampleMode	      "Discrete"
	      Ts		      "1"
	      FramebasedOutput	      off
	    }
	    Block {
	      BlockType		      Reference
	      Name		      "Flip"
	      Ports		      [1, 1]
	      Position		      [90, 101, 125, 129]
	      SourceBlock	      "dspindex/Flip"
	      SourceType	      "Flip"
	      dim		      "Rows"
	    }
	    Block {
	      BlockType		      Product
	      Name		      "Product"
	      Ports		      [2, 1]
	      Position		      [210, 31, 235, 69]
	      Inputs		      "*/"
	      Multiplication	      "Element-wise(.*)"
	      SaturateOnIntegerOverflow	on
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum"
	      Ports		      [2, 1]
	      Position		      [120, 25, 150, 55]
	      ShowName		      off
	      IconShape		      "round"
	      Inputs		      "|++"
	      SaturateOnIntegerOverflow	on
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Out1"
	      Position		      [260, 43, 290, 57]
	      Port		      "1"
	      OutputWhenDisabled      "held"
	      InitialOutput	      "[]"
	    }
	    Line {
	      SrcBlock		      "Product"
	      SrcPort		      1
	      DstBlock		      "Out1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Constant"
	      SrcPort		      1
	      Points		      [10, 0]
	      DstBlock		      "Product"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Sum"
	      SrcPort		      1
	      DstBlock		      "Product"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Flip"
	      SrcPort		      1
	      Points		      [5, 0]
	      DstBlock		      "Sum"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "In1"
	      SrcPort		      1
	      Points		      [0, 0; 15, 0]
	      Branch {
		DstBlock		"Sum"
		DstPort			1
	      }
	      Branch {
		DstBlock		"Flip"
		DstPort			1
	      }
	    }
	  }
	}
	Block {
	  BlockType		  Switch
	  Name			  "Switch"
	  Position		  [260, 22, 295, 168]
	  Threshold		  "2"
	}
	Block {
	  BlockType		  Outport
	  Name			  "Out1"
	  Position		  [315, 90, 345, 104]
	  Port			  "1"
	  OutputWhenDisabled	  "held"
	  InitialOutput		  "[]"
	}
	Line {
	  SrcBlock		  "Control Variable"
	  SrcPort		  1
	  DstBlock		  "Switch"
	  DstPort		  2
	}
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	  SrcBlock		  "Switch"
	  SrcPort		  1
	  DstBlock		  "Out1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Subsystem1"
	  SrcPort		  1
	  DstBlock		  "Switch"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Subsystem"
	  SrcPort		  1
	  DstBlock		  "Switch"
	  DstPort		  3
	}
	Line {
	  SrcBlock		  "In1"
	  SrcPort		  1
	  Points		  [20, 0]
	  Branch {
	    Points		    [0, -55]
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	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, 45]
	    DstBlock		    "Subsystem"
	    DstPort		    1
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	}
      }
    }
    Block {
      BlockType		      ToWorkspace
      Name		      "To Workspace"
      Position		      [245, 90, 305, 120]
      VariableName	      "x"
      MaxDataPoints	      "inf"
      Decimation	      "21"
      SampleTime	      "-1"
      SaveFormat	      "Array"
    }
    Line {
      SrcBlock		      "Odd_Even\nDecompose"
      SrcPort		      1
      DstBlock		      "To Workspace"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Gate Impusle"
      SrcPort		      1
      DstBlock		      "Odd_Even\nDecompose"
      DstPort		      1
    }
  }
}