📄 ch6example2.mdl
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ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "A4"
PaperUnits "centimeters"
ZoomFactor "100"
Block {
BlockType Inport
Name "In1"
Position [20, 58, 50, 72]
}
Block {
BlockType TriggerPort
Name "Trigger"
Ports []
Position [75, 15, 95, 35]
}
Block {
BlockType Outport
Name "Out1"
Position [115, 58, 145, 72]
}
Line {
SrcBlock "In1"
SrcPort 1
DstBlock "Out1"
DstPort 1
}
}
}
Block {
BlockType Mux
Name "Mux"
Ports [2, 1]
Position [495, 261, 500, 299]
ShowName off
Inputs "2"
DisplayOption "bar"
Port {
PortNumber 1
Name "原信号和采样"
PropagatedSignals ", "
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Product
Name "Product\n采样"
Ports [2, 1]
Position [190, 111, 235, 144]
InputSameDT off
}
Block {
BlockType DiscretePulseGenerator
Name "Pulse\nGenerator"
Position [20, 118, 65, 152]
Period "10"
SampleTime "1/4000"
Port {
PortNumber 1
Name "冲激脉冲"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType RandomNumber
Name "Random\nNumber"
Position [25, 50, 55, 80]
SampleTime "1/4000"
}
Block {
BlockType Scope
Name "Scope"
Ports [2]
Position [600, 267, 635, 318]
Location [29, 335, 549, 665]
Open on
NumInputPorts "2"
ZoomMode "xonly"
List {
ListType AxesTitles
axes1 "%<SignalLabel>"
axes2 "%<SignalLabel>"
}
List {
ListType SelectedSignals
axes1 ""
axes2 ""
}
TimeRange "0.1"
YMin "-0.8~-0.8"
YMax "0.8~0.8"
DataFormat "StructureWithTime"
LimitDataPoints off
}
Block {
BlockType Reference
Name "Spectrum\nScope"
Ports [1]
Position [600, 15, 635, 65]
FontSize 10
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "2048"
Overlap "64"
inpFftLenInherit on
FFTlength "1024"
numAvg "200"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "get(0,'defaultfigureposition')"
AxisProperties off
XUnits "Hertz"
XRange "[0...Fs/2]"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
YUnits "dB"
YMin "-20"
YMax "10"
YLabel "Magnitude, dB"
LineProperties off
}
Block {
BlockType Reference
Name "Spectrum\nScope1"
Ports [1]
Position [600, 185, 635, 235]
FontSize 10
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "2048"
Overlap "64"
inpFftLenInherit on
FFTlength "1024"
numAvg "200"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "get(0,'defaultfigureposition')"
AxisProperties off
XUnits "Hertz"
XRange "[0...Fs/2]"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
YUnits "dB"
YMin "-40"
YMax "10"
YLabel "Magnitude, dB"
LineProperties off
}
Block {
BlockType Reference
Name "Spectrum\nScope2"
Ports [1]
Position [600, 105, 635, 155]
FontSize 10
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "2048"
Overlap "64"
inpFftLenInherit on
FFTlength "1024"
numAvg "200"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "get(0,'defaultfigureposition')"
AxisProperties off
XUnits "Hertz"
XRange "[0...Fs/2]"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
YUnits "dB"
YMin "-20"
YMax "10"
YLabel "Magnitude, dB"
LineProperties off
}
Block {
BlockType ZeroOrderHold
Name "Zero-Order\nHold"
Position [515, 21, 550, 59]
SampleTime "1/4000"
}
Block {
BlockType ZeroOrderHold
Name "Zero-Order\nHold1"
Position [520, 191, 555, 229]
SampleTime "1/4000"
}
Block {
BlockType ZeroOrderHold
Name "Zero-Order\nHold2"
Position [515, 111, 550, 149]
SampleTime "1/4000"
}
Line {
SrcBlock "Analog\nFilter Design1"
SrcPort 1
Points [30, 0]
Branch {
Points [0, 55]
DstBlock "Product\n采样"
DstPort 1
}
Branch {
Labels [1, 0]
Points [0, -25; 295, 0]
Branch {
DstBlock "Zero-Order\nHold"
DstPort 1
}
Branch {
Points [0, 230]
DstBlock "Mux"
DstPort 1
}
}
}
Line {
Name "冲激脉冲"
Labels [0, 0]
SrcBlock "Pulse\nGenerator"
SrcPort 1
Points [90, 0]
Branch {
Points [15, 0]
DstBlock "Product\n采样"
DstPort 2
}
Branch {
Points [0, -43]
DstBlock "Enabled and\nTriggered Subsystem"
DstPort trigger
}
}
Line {
Name "恢复"
Labels [0, 0]
SrcBlock "Analog\nFilter Design"
SrcPort 1
Points [-10, 0; 30, 0]
Branch {
Labels [1, 0]
DstBlock "Zero-Order\nHold2"
DstPort 1
}
Branch {
Points [0, 175]
DstBlock "Scope"
DstPort 2
}
}
Line {
SrcBlock "Zero-Order\nHold"
SrcPort 1
DstBlock "Spectrum\nScope"
DstPort 1
}
Line {
SrcBlock "Zero-Order\nHold1"
SrcPort 1
DstBlock "Spectrum\nScope1"
DstPort 1
}
Line {
SrcBlock "Zero-Order\nHold2"
SrcPort 1
DstBlock "Spectrum\nScope2"
DstPort 1
}
Line {
SrcBlock "Random\nNumber"
SrcPort 1
DstBlock "Analog\nFilter Design1"
DstPort 1
}
Line {
Name "原信号和采样"
Labels [0, 0]
SrcBlock "Mux"
SrcPort 1
DstBlock "Scope"
DstPort 1
}
Line {
SrcBlock "Product\n采样"
SrcPort 1
DstBlock "Enabled and\nTriggered Subsystem"
DstPort 1
}
Line {
SrcBlock "Enabled and\nTriggered Subsystem"
SrcPort 1
Points [10, 0]
Branch {
DstBlock "Analog\nFilter Design"
DstPort 1
}
Branch {
Points [0, 80]
Branch {
Points [0, 80]
DstBlock "Mux"
DstPort 2
}
Branch {
DstBlock "Zero-Order\nHold1"
DstPort 1
}
}
}
Annotation {
Name "低通"
Position [380, 196]
}
Annotation {
Name "平顶采样过程的原理仿真\n文件名：ch6example2.mdl"
Position [92, 206]
DropShadow on
}
}
}
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