📄 ladder_filter_rab.mdl
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ComplexFormat "Magnitude (decibels)"
DBFormat "Magnitude (decibels)"
DBMFormat "dBm"
NoneFormat "None"
Port {
PortNumber 1
Name "1dB ripple"
RTWStorageClass "Auto"
DataLoggingNameMode "SignalName"
ShowSigGenPortName on
}
}
Block {
BlockType Reference
Name "Output Port2"
Ports [0, 1, 0, 0, 0, 1]
Position [315, 181, 355, 219]
SourceBlock "rfports1/Output Port"
SourceType "Output Port"
ShowPortLabels on
Zl "1e5"
num_Models "0"
GoToTag "ABEFDLGAGTCGXNRZCUBJGUX"
DisplayData off
PlotFreq "Derived from Input Port parameters"
Freq "1e9:1e8:3e9"
AllPlotType "Composite data"
NoBudgetPlot "Composite data"
NetworkData "S11"
SmithData "S11"
PolarData "S11"
ComplexFormat "Magnitude (decibels)"
DBFormat "Magnitude (decibels)"
DBMFormat "dBm"
NoneFormat "None"
Port {
PortNumber 1
Name "0.1dB ripple"
RTWStorageClass "Auto"
DataLoggingNameMode "SignalName"
ShowSigGenPortName on
}
}
Block {
BlockType Reference
Name "Random\nSource"
Ports [0, 1]
Position [15, 126, 50, 164]
UserDataPersistent on
UserData "DataTag0"
Diagnostics "AllowInheritedTsInSrc"
SourceBlock "dspsrcs4/Random\nSource"
SourceType "Random Source"
SrcType "Gaussian"
NormMethod "Ziggurat"
CltLength "12"
MinVal "0"
MaxVal "1"
MeanVal "0"
VarVal "1"
RepMode "Not repeatable"
rawSeed "1"
IsInherit off
SampMode "Discrete"
SampTime "1e-7"
SampFrame "256"
DataType "Double"
OutComplex "Complex"
}
Block {
BlockType SubSystem
Name "Transfer Function "
Ports [2, 2]
Position [530, 54, 625, 176]
BackgroundColor "gray"
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
MaskPromptString "FFT length (power of 2):|Spectral Averaging Fac"
"tor (>=1):|Percentage of Alias Free Data (<=100)|Unwrap Phase"
MaskStyleString "edit,edit,edit,checkbox"
MaskTunableValueString "on,on,on,on"
MaskCallbackString "|||"
MaskEnableString "on,on,on,on"
MaskVisibilityString "on,on,on,on"
MaskToolTipString "on,on,on,on"
MaskVarAliasString ",,,"
MaskVariables "NFFT=@1;Navg=@2;pcnt=@3;unwrap_flag=@4;"
MaskDisplay "disp('Transfer Function \\n Estimation')"
MaskIconFrame on
MaskIconOpaque off
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "1024|100|100|on"
MaskTabNameString ",,,"
System {
Name "Transfer Function "
Location [10, 78, 1247, 418]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Reference"
Position [15, 48, 45, 62]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Response"
Position [15, 128, 45, 142]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Reference
Name "Buffer"
Ports [1, 1]
Position [70, 30, 120, 80]
ShowName off
SourceBlock "dspbuff3/Buffer"
SourceType "Buffer"
N "NFFT"
V "NFFT/2"
ic "0"
}
Block {
BlockType Reference
Name "Buffer1"
Ports [1, 1]
Position [75, 110, 125, 160]
ShowName off
SourceBlock "dspbuff3/Buffer"
SourceType "Buffer"
N "NFFT"
V "NFFT/2"
ic "0"
}
Block {
BlockType Constant
Name "Complex Range"
Position [270, 175, 300, 205]
Value "[1:round(NFFT*pcnt/200),round(1+NFFT-NFFT*p"
"cnt/200):NFFT];"
}
Block {
BlockType ComplexToMagnitudeAngle
Name "Complex to\nMagnitude-Angle"
Ports [1, 1]
Position [870, 120, 900, 150]
Output "Angle"
}
Block {
BlockType Reference
Name "Downsample1"
Ports [1, 1]
Position [325, 38, 360, 72]
ShowName off
SourceBlock "dspsigops/Downsample"
SourceType "Downsample"
N "2"
phase "0"
ic "0"
smode "Allow multirate"
fmode "Maintain input frame rate"
}
Block {
BlockType Reference
Name "Downsample2"
Ports [1, 1]
Position [325, 118, 360, 152]
ShowName off
SourceBlock "dspsigops/Downsample"
SourceType "Downsample"
N "2"
phase "0"
ic "0"
smode "Allow multirate"
fmode "Maintain input frame rate"
}
Block {
BlockType Reference
Name "FFT"
Ports [1, 1]
Position [265, 38, 305, 72]
ShowName off
DialogController "dspDDGCreate"
DialogControllerArgs "DataTag1"
SourceBlock "dspxfrm3/FFT"
SourceType "FFT"
CompMethod "Table lookup"
TableOpt "Speed"
BitRevOrder off
additionalParams off
SkipNorm off
allowOverrides on
firstCoeffMode "Specify word length"
firstCoeffWordLength "16"
firstCoeffFracLength "15"
outputMode "Same as input"
outputWordLength "16"
outputFracLength "15"
accumMode "Inherit via internal rule"
accumWordLength "32"
accumFracLength "30"
prodOutputMode "Inherit via internal rule"
prodOutputWordLength "32"
prodOutputFracLength "30"
roundingMode "Floor"
overflowMode off
LockScale off
}
Block {
BlockType Reference
Name "FFT1"
Ports [1, 1]
Position [265, 118, 305, 152]
ShowName off
DialogController "dspDDGCreate"
DialogControllerArgs "DataTag2"
SourceBlock "dspxfrm3/FFT"
SourceType "FFT"
CompMethod "Table lookup"
TableOpt "Speed"
BitRevOrder off
additionalParams off
SkipNorm off
allowOverrides on
firstCoeffMode "User-defined"
firstCoeffWordLength "16"
firstCoeffFracLength "15"
outputMode "Same as input"
outputWordLength "16"
outputFracLength "15"
accumMode "Inherit via internal rule"
accumWordLength "32"
accumFracLength "30"
prodOutputMode "Inherit via internal rule"
prodOutputWordLength "32"
prodOutputFracLength "30"
roundingMode "Floor"
overflowMode off
LockScale off
}
Block {
BlockType Reference
Name "Filter1"
Ports [1, 1]
Position [675, 43, 745, 87]
ShowName off
SourceBlock "dsparch3/Direct-Form II\nTranspose Filter"
SourceType "Direct-Form II Transpose Filter"
num "1"
den "[Navg -(Navg-1)]"
ic "eps"
}
Block {
BlockType Reference
Name "Filter2"
Ports [1, 1]
Position [675, 118, 745, 162]
ShowName off
SourceBlock "dsparch3/Direct-Form II\nTranspose Filter"
SourceType "Direct-Form II Transpose Filter"
num "1"
den "[Navg -(Navg-1)]"
ic "eps"
}
Block {
BlockType Gain
Name "Gain"
Position [1105, 185, 1135, 215]
Gain "180/pi"
ParameterDataTypeMode "Inherit via internal rule"
OutDataTypeMode "Inherit via internal rule"
SaturateOnIntegerOverflow off
}
Block {
BlockType Math
Name "Magnitude\nSquared"
Ports [1, 1]
Position [610, 50, 640, 80]
ShowName off
Operator "magnitude^2"
}
Block {
BlockType Math
Name "Math\nFunction"
Ports [1, 1]
Position [555, 95, 585, 125]
Orientation "down"
NamePlacement "alternate"
ShowName off
Operator "conj"
}
Block {
BlockType Math
Name "Math\nFunction1"
Ports [1, 1]
Position [965, 60, 995, 90]
ShowName off
Operator "magnitude^2"
}
Block {
BlockType SubSystem
Name "Phase Unwrap"
Ports [1, 1]
Position [960, 105, 1000, 165]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Phase Unwrap"
Location [90, 426, 1106, 619]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "IN"
Position [40, 73, 70, 87]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Constant
Name "Constant"
Position [35, 135, 65, 165]
Value "[ceil(NFFT*pcnt/200)+1:floor(NFFT*pcnt/"
"100) 1:ceil(NFFT*pcnt/200)]; "
}
Block {
BlockType SubSystem
Name "Embedded\nMATLAB Function1"
Ports [1, 1]
Position [610, 67, 680, 113]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
Array {
Type "Handle"
Dimension 0
PropName "AvailSigsLoadSave"
}
MaskType "Stateflow"
MaskDescription "Embedded MATLAB block"
MaskDisplay "disp('center_sub');"
MaskSelfModifiable on
MaskIconFrame on
MaskIconOpaque off
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "Embedded\nMATLAB Function1"
Location [257, 457, 812, 717]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "u"
Position [20, 101, 40, 119]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Demux
Name " Demux "
Ports [1, 1]
Position [270, 160, 320, 200]
Outputs "1"
}
Block {
BlockType "S-Function"
Name " SFunction "
Tag "Stateflow S-Function ladder_filter_"
"rab 4"
Ports [1, 2]
Position [180, 100, 230, 160]
FunctionName "sf_sfun"
PortCounts "[1 2]"
Port {
PortNumber 2
Name "y"
RTWStorageClass "Auto"
DataLoggingNameMode "SignalName"
ShowSigGenPortName on
}
}
Block {
BlockType Terminator
Name " Terminator "
Position [460, 171, 480, 189]
}
Block {
BlockType Outport
Name "y"
Position [460, 101, 480, 119]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock " SFunction "
SrcPort 1
Points [0, 65]
DstBlock " Demux "
DstPort 1
}
Line {
SrcBlock " Demux "
SrcPort 1
DstBlock " Terminator "
DstPort 1
}
Line {
SrcBlock "u"
SrcPort 1
DstBlock " SFunction "
DstPort 1
}
Line {
Name "y"
Labels [0, 0]
SrcBlock " SFunction "
SrcPort 2
DstBlock "y"
DstPort 1
}
}
}
Block {
BlockType FrameConversion
Name "Frame Conversion"
Position [300, 70, 355, 110]
OutFrame "Frame based"
}
Block {
BlockType FrameConversion
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