?? timing_recovery_1.mdl
字號:
}
Block {
BlockType Outport
Name "2x real"
Position [275, 43, 305, 57]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock "Complex to\nReal-Imag"
SrcPort 1
DstBlock "Mux"
DstPort 1
}
Line {
SrcBlock "Complex to\nReal-Imag"
SrcPort 2
DstBlock "Mux"
DstPort 2
}
Line {
SrcBlock "cmplx"
SrcPort 1
DstBlock "Complex to\nReal-Imag"
DstPort 1
}
Line {
SrcBlock "Mux"
SrcPort 1
DstBlock "Delay1"
DstPort 1
}
Line {
SrcBlock "Delay1"
SrcPort 1
DstBlock "2x real"
DstPort 1
}
Annotation {
Name "to visually allign traces"
Position [237, 86]
}
}
}
Block {
BlockType ZeroOrderHold
Name "Primary Rx Sampler\n (I/Q ADC)"
Position [70, 231, 135, 289]
SampleTime "1/(D*Fsymbol)"
}
Block {
BlockType Reference
Name "RRC with D=2"
Ports [1, 1]
Position [170, 229, 235, 291]
ForegroundColor "white"
BackgroundColor "blue"
DialogController "dspDDGCreate"
DialogControllerArgs "DataTag4"
SourceBlock "dspmlti4/FIR\nDecimation"
SourceType "FIR Decimation"
h "rrc_coef"
D "2"
framing "Maintain input frame size"
outputBufInitCond "0"
additionalParams off
allowOverrides on
firstCoeffMode "Same word length as input"
firstCoeffWordLength "16"
firstCoeffFracLength "15"
outputMode "Same as accumulator"
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 Scope
Name "Symbol Clocks\nand Data"
Ports [3]
Position [915, 136, 965, 244]
Location [39, 510, 359, 762]
Open on
NumInputPorts "3"
ZoomMode "xonly"
List {
ListType AxesTitles
axes1 "%<SignalLabel>"
axes2 "%<SignalLabel>"
axes3 "%<SignalLabel>"
}
TimeRange "2e-006"
YMin "-0.1~-0.1~-1.5"
YMax "1.1~1.1~1.5"
DataFormat "StructureWithTime"
}
Block {
BlockType Reference
Name "Symbol Freq\n% Error "
Ports [1, 1]
Position [130, 50, 160, 80]
ForegroundColor "white"
BackgroundColor "yellow"
SourceBlock "simulink/Math\nOperations/Slider\nGain"
SourceType "Slider Gain"
ShowPortLabels on
low "-0.2"
gain "0.12"
high "0.2"
}
Block {
BlockType SubSystem
Name "Symbol Sampling with\nOptional Carrier Recovery"
Ports [3, 2]
Position [450, 380, 555, 480]
BackgroundColor "blue"
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Symbol Sampling with\nOptional Carrier Recove"
"ry"
Location [133, 288, 668, 580]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "black"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Symbol Clock"
Position [25, 38, 55, 52]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Data"
Position [25, 98, 55, 112]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Rec_ON"
Position [65, 123, 95, 137]
Port "3"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Reference
Name "Delay"
Ports [1, 1]
Position [115, 29, 150, 61]
ForegroundColor "white"
SourceBlock "dspsigops/Delay"
SourceType "Delay"
dly_unit "Samples"
delay "2"
ic_detail off
dif_ic_for_ch off
dif_ic_for_dly off
ic "0"
reset_popup "None"
}
Block {
BlockType SubSystem
Name "Symbol Sampler1"
Ports [2, 1, 1]
Position [150, 90, 315, 145]
TreatAsAtomicUnit on
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Symbol Sampler1"
Location [31, 286, 569, 551]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "black"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "In1"
Position [45, 198, 75, 212]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Carrier Recovery ON"
Position [40, 28, 70, 42]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType EnablePort
Name "Enable"
Ports []
Position [165, 65, 185, 85]
}
Block {
BlockType SubSystem
Name "Carrier Recovery"
Ports [1, 1, 1]
Position [170, 117, 305, 173]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Carrier Recovery"
Location [61, 144, 996, 601]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "black"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "I/Q In"
Position [25, 113, 55, 127]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType EnablePort
Name "Enable"
Ports []
Position [110, 60, 130, 80]
}
Block {
BlockType Reference
Name "Break Loop"
Ports [2, 1]
Position [105, 172, 135, 208]
ForegroundColor "white"
SourceBlock "simulink/Signal\nRouting/Manual Swi"
"tch"
SourceType "Manual Switch"
ShowPortLabels on
sw "0"
action "0"
}
Block {
BlockType Scope
Name "Carrier Recovery Signals"
Ports [2]
Position [715, 307, 765, 418]
Location [645, 512, 1019, 762]
Open on
NumInputPorts "2"
ZoomMode "yonly"
List {
ListType AxesTitles
axes1 "%<SignalLabel>"
axes2 "%<SignalLabel>"
}
TimeRange "0.0002"
YMin "-20~-100"
YMax "20~100"
SaveName "ScopeData2"
DataFormat "StructureWithTime"
MaxDataPoints "50000"
}
Block {
BlockType ComplexToMagnitudeAngle
Name "Complex to Angle\n(to be implemente"
"d in CORDIC)"
Ports [1, 1]
Position [505, 125, 535, 155]
Output "Angle"
}
Block {
BlockType Math
Name "Conjugate 1"
Ports [1, 1]
Position [60, 225, 90, 255]
Orientation "up"
Operator "conj"
}
Block {
BlockType Math
Name "Conjugate 2"
Ports [1, 1]
Position [320, 180, 350, 210]
Operator "conj"
}
Block {
BlockType Constant
Name "Constant"
Position [25, 165, 55, 195]
Value "1+j*eps"
}
Block {
BlockType Constant
Name "Limit"
Position [675, 164, 720, 186]
Value "pi*4"
VectorParams1D off
}
Block {
BlockType SubSystem
Name "Limited Phase Unwrapper"
Ports [3, 1]
Position [760, 122, 835, 228]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
Port {
PortNumber 1
Name "Carrier Phase Error"
RTWStorageClass "Auto"
DataLoggingNameMode "SignalName"
ShowSigGenPortName on
}
System {
Name "Limited Phase Unwrapper"
Location [72, 162, 715, 432]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "black"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Phase in"
Position [30, 53, 60, 67]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Limit"
Position [35, 223, 65, 237]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Tolerance1"
Position [35, 173, 65, 187]
Port "3"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Abs
Name "Abs"
Position [265, 95, 295, 125]
}
Block {
BlockType Reference
Name "Delay"
Ports [1, 1]
Position [110, 90, 165, 130]
ForegroundColor "white"
SourceBlock "dspsigops/Delay"
SourceType "Delay"
dly_unit "Samples"
delay "1"
ic_detail off
dif_ic_for_ch off
dif_ic_for_dly off
ic "0"
reset_popup "None"
}
Block {
BlockType SubSystem
Name "N*2*pi accumulator"
Ports [2, 1, 0, 1]
Position [415, 187, 500, 243]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "N*2*pi accumulator"
Location [173, 226, 750, 509]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "black"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "add_sub"
Position [30, 148, 60, 162]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Limit"
Position [25, 18, 55, 32]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType TriggerPort
Name "Trigger"
Ports []
Position [340, 155, 360, 175]
StatesWhenEnabling "held"
}
Block {
BlockType Reference
Name "DSP\nConstant1"
Ports [0, 1]
Position [90, 199, 125, 231]
ForegroundColor "white"
SourceBlock "dspsrcs4/DSP\nConstant"
SourceType "DSP Constant"
ShowPortLabels on
Value "-2*pi"
SampleMode "Discrete"
discreteOutput "Sample-based"
continuousOutput "Sample-based"
sampTime "-1"
framePeriod "2"
additionalParams off
allowOverrides on
dataType "Inherit from 'Constant value'"
isSigned on
wordLen "16"
udDataType "sfix(16)"
fracBitsMode "Best precision"
numFracBits "15"
InterpretAs1D "-inf"
Ts "-inf"
FramebasedOutput "-inf"
}
Block {
BlockType Gain
Name "Gain"
Position [335, 65, 365, 95]
Gain "-1"
ParameterDataTypeMode "Inherit via internal rule"
OutDataTypeMode "Inherit via internal rule"
SaturateOnIntegerOverflow off
}
Block {
BlockType Reference
Name "Integer Delay"
Ports [1, 1]
Position [215, 43, 250, 77]
ForegroundColor "white"
SourceBlock "simulink/Discrete/Integer Delay"
SourceType "Integer Delay"
vinit "0.0"
samptime "-1"
NumDelays "1"
}
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