## Documentation |

By Category | Alphabetical List

1-D Lookup Table | Approximate one-dimensional function |

2-D Lookup Table | Approximate two-dimensional function |

Abs | Output absolute value of input |

Action Port | Implement Action subsystems used in if and switch control flow statements |

Add | Add or subtract inputs |

Algebraic Constraint | Constrain input signal to zero |

Argument Inport | Argument input port for Simulink Function block |

Argument Outport | Argument output port for Simulink Function block |

Assertion | Check whether signal is zero |

Assignment | Assign values to specified elements of signal |

Atomic Subsystem | Represent system within another system |

Backlash | Model behavior of system with play |

Band-Limited White Noise | Introduce white noise into continuous system |

Bias | Add bias to input |

Bit Clear | Set specified bit of stored integer to zero |

Bit Concat | Concatenates up to 128 input words into single output |

Bit Reduce | AND, OR, or XOR bit reduction on all input signal bits to single bit |

Bit Rotate | Rotate input signal by bit positions |

Bit Set | Set specified bit of stored integer to one |

Bit Shift | Logical or arithmetic shift of input signal |

Bit Slice | Return field of consecutive bits from input signal |

Bitwise Operator | Specified bitwise operation on inputs |

Block Support Table | View data type support for Simulink blocks |

Bus Assignment | Replace specified bus elements |

Bus Creator | Create signal bus |

Bus Selector | Select signals from incoming bus |

Bus to Vector | Convert virtual bus to vector |

Check Discrete Gradient | Check that absolute value of difference between successive samples of discrete signal is less than upper bound |

Check Dynamic Gap | Check that gap of possibly varying width occurs in range of signal's amplitudes |

Check Dynamic Lower Bound | Check that one signal is always less than another signal |

Check Dynamic Range | Check that signal falls inside range of amplitudes that varies from time step to time step |

Check Dynamic Upper Bound | Check that one signal is always greater than another signal |

Check Input Resolution | Check that input signal has specified resolution |

Check Static Gap | Check that gap exists in signal's range of amplitudes |

Check Static Lower Bound | Check that signal is greater than (or optionally equal to) static lower bound |

Check Static Range | Check that signal falls inside fixed range of amplitudes |

Check Static Upper Bound | Check that signal is less than (or optionally equal to) static upper bound |

Chirp Signal | Generate sine wave with increasing frequency |

Clock | Display and provide simulation time |

CodeReuse Subsystem | Represent system within another system |

Combinatorial Logic | Implement truth table |

Compare To Constant | Determine how signal compares to specified constant |

Compare To Zero | Determine how signal compares to zero |

Complex to Magnitude-Angle | Compute magnitude and/or phase angle of complex signal |

Complex to Real-Imag | Output real and imaginary parts of complex input signal |

Concatenate | Concatenate input signals of same data type to create contiguous output signal |

Configurable Subsystem | Represent any block selected from user-specified library of blocks |

Constant | Generate constant value |

Cosine | Implement fixed-point sine or cosine wave using lookup table approach that exploits quarter wave symmetry |

Coulomb and Viscous Friction | Model discontinuity at zero, with linear gain elsewhere |

Counter Free-Running | Count up and overflow back to zero after reaching maximum value for specified number of bits |

Counter Limited | Count up and wrap back to zero after outputting specified upper limit |

Data Store Memory | Define data store |

Data Store Read | Read data from data store |

Data Store Write | Write data to data store |

Data Type Conversion Inherited | Convert from one data type to another using inherited data type and scaling |

Data Type Conversion | Convert input signal to specified data type |

Data Type Duplicate | Force all inputs to same data type |

Data Type Propagation | Set data type and scaling of propagated signal based on information from reference signals |

Data Type Scaling Strip | Remove scaling and map to built in integer |

Dead Zone Dynamic | Set inputs within bounds to zero |

Dead Zone | Provide region of zero output |

Decrement Real World | Decrease real world value of signal by one |

Decrement Stored Integer | Decrease stored integer value of signal by one |

Decrement Time To Zero | Decrease real-world value of signal by sample time, but only to zero |

Decrement To Zero | Decrease real-world value of signal by one, but only to zero |

Delay | Delay input signal by fixed or variable sample periods |

Demux | Extract and output elements of vector signal |

Derivative | Output time derivative of input |

Deserializer1D | Convert scalar stream or smaller vectors to vector signal |

Detect Change | Detect change in signal value |

Detect Decrease | Detect decrease in signal value |

Detect Fall Negative | Detect falling edge when signal value decreases to strictly negative value, and its previous value was nonnegative |

Detect Fall Nonpositive | Detect falling edge when signal value decreases to nonpositive value, and its previous value was strictly positive |

Detect Increase | Detect increase in signal value |

Detect Rise Nonnegative | Detect rising edge when signal value increases to nonnegative value, and its previous value was strictly negative |

Detect Rise Positive | Detect rising edge when signal value increases to strictly positive value, and its previous value was nonpositive |

Difference | Calculate change in signal over one time step |

Digital Clock | Output simulation time at specified sampling interval |

Direct Lookup Table (n-D) | Index into N-dimensional table to retrieve element, column, or 2-D matrix |

Discrete Derivative | Compute discrete-time derivative |

Discrete Filter | Model Infinite Impulse Response (IIR) filters |

Discrete FIR Filter | Model FIR filters |

Discrete PID Controller (2 DOF) | Simulate continuous- or discrete-time two-degree-of-freedom PID controllers |

Discrete PID Controller | Simulate continuous- or discrete-time PID controllers |

Discrete State-Space | Implement discrete state-space system |

Discrete Transfer Fcn | Implement discrete transfer function |

Discrete Zero-Pole | Model system defined by zeros and poles of discrete transfer function |

Discrete-Time Integrator | Perform discrete-time integration or accumulation of signal |

Display | Show value of input |

Divide | Divide one input by another |

DocBlock | Create text that documents model and save text with model |

Dot Product | Generate dot product of two vectors |

Dual Port RAM | Dual port RAM with two output ports |

Dual Rate Dual Port RAM | Dual Port RAM that supports two rates |

Enable | Add enabling port to system |

Enabled and Triggered Subsystem | Represent subsystem whose execution is enabled and triggered by external input |

Enabled Subsystem | Represent subsystem whose execution is enabled by external input |

Enumerated Constant | Generate enumerated constant value |

Environment Controller | Create branches of block diagram that apply only to simulation or only to code generation |

Extract Bits | Output selection of contiguous bits from input signal |

Fcn | Apply specified expression to input |

Find | Find nonzero elements in array |

First-Order Hold | Implement first-order sample-and-hold |

Fixed-Point State-Space | Implement discrete-time state space |

Floating Scope | Display signals generated during simulation |

For Each | Enable blocks inside For Each Subsystem to process elements or subarrays of a mask parameter or input signal independently |

For Each Subsystem | Repeatedly perform algorithm on each element or subarray of input signal and concatenate results |

For Iterator | Repeatedly execute contents of subsystem at current time step until iteration variable exceeds specified iteration limit |

For Iterator Subsystem | Represent subsystem that executes repeatedly during simulation time step |

From File | Read data from MAT-file |

From | Accept input from Goto block |

From Workspace | Read data from workspace |

Function Caller | Call Simulink or Stateflow function |

Function-Call Feedback Latch | Break feedback loop involving data signals between function-call blocks |

Function-Call Generator | Execute function-call subsystem specified number of times at specified rate |

Function-Call Split | Provide junction for splitting function-call signal |

Function-Call Subsystem | Represent subsystem that can be invoked as function by another block |

Gain | Multiply input by constant |

Goto | Pass block input to From blocks |

Goto Tag Visibility | Define scope of Goto block tag |

Ground | Ground unconnected input port |

HDL Counter | Free-running or count-limited hardware counter |

HDL FIFO | Stores sequence of input samples in first in, first out (FIFO) register |

HDL Reciprocal | Calculate reciprocal using Newton-Raphson approximation method |

Hit Crossing | Detect crossing point |

IC | Set initial value of signal |

If Action Subsystem | Represent subsystem whose execution is triggered by If block |

If | Model if-else control flow |

Increment Real World | Increase real world value of signal by one |

Increment Stored Integer | Increase stored integer value of signal by one |

Index Vector | Switch output between different inputs based on value of first input |

Inport | Create input port for subsystem or external input |

Integrator Limited | Integrate signal |

Integrator | Integrate signal |

Interpolation Using Prelookup | Use precalculated index and fraction values to accelerate approximation of N-dimensional function |

Interpreted MATLAB Function | Apply MATLAB function or expression to input |

Interval Test Dynamic | Determine if signal is in specified interval |

Interval Test | Determine if signal is in specified interval |

Level-2 MATLAB S-Function | Use Level-2 MATLAB S-function in model |

Logical Operator | Perform specified logical operation on input |

Lookup Table Dynamic | Approximate one-dimensional function using dynamic table |

Magnitude-Angle to Complex | Convert magnitude and/or a phase angle signal to complex signal |

Manual Switch | Switch between two inputs |

Math Function | Perform mathematical function |

MATLAB Function | Include MATLAB code in models that generate embeddable C code |

MATLAB System | Include System object in model |

Matrix Concatenate | Concatenate input signals of same data type to create contiguous output signal |

Memory | Output input from previous time step |

Merge | Combine multiple signals into single signal |

MinMax Running Resettable | Determine minimum or maximum of signal over time |

MinMax | Output minimum or maximum input value |

Model Info | Display model properties and text in model |

Model | Include model as block in another model |

Model Variants | Include model as block in another model |

Multiport Switch | Choose between multiple block inputs |

Mux | Combine several input signals into vector |

n-D Lookup Table | Approximate N-dimensional function |

Nonvirtual Subsystem | Represent system within another system |

Outport | Create output port for subsystem or external output |

Permute Dimensions | Rearrange dimensions of multidimensional array dimensions |

PID Controller (2 DOF) | Simulate continuous- or discrete-time two-degree-of-freedom PID controllers |

PID Controller | Simulate continuous- or discrete-time PID controllers |

Polynomial | Perform evaluation of polynomial coefficients on input values |

Prelookup | Compute index and fraction for Interpolation Using Prelookup block |

Probe | Output signal attributes, including width, dimensionality, sample time, and complex signal flag |

Product of Elements | Copy or invert one scalar input, or collapse one nonscalar input |

Product | Multiply and divide scalars and nonscalars or multiply and invert matrices |

Pulse Generator | Generate square wave pulses at regular intervals |

Quantizer | Discretize input at specified interval |

Ramp | Generate constantly increasing or decreasing signal |

Random Number | Generate normally distributed random numbers |

Rate Limiter Dynamic | Limit rising and falling rates of signal |

Rate Limiter | Limit rate of change of signal |

Rate Transition | Handle transfer of data between blocks operating at different rates |

Real-Imag to Complex | Convert real and/or imaginary inputs to complex signal |

Reciprocal Sqrt | Calculate square root, signed square root, or reciprocal of square root |

Relational Operator | Perform specified relational operation on inputs |

Relay | Switch output between two constants |

Repeating Sequence Interpolated | Output discrete-time sequence and repeat, interpolating between data points |

Repeating Sequence | Generate arbitrarily shaped periodic signal |

Repeating Sequence Stair | Output and repeat discrete time sequence |

Resettable Delay | Delay input signal by variable sample period and reset with external signal |

Reshape | Change dimensionality of signal |

Rounding Function | Apply rounding function to signal |

S-Function Builder | Create S-function from C code that you provide |

S-Function | Include S-function in model |

Saturation Dynamic | Bound range of input |

Saturation | Limit range of signal |

Scope and Floating Scope | Display signals generated during simulation |

Scope | Display signals generated during simulation |

Second-Order Integrator Limited | Integrate input signal twice |

Second-Order Integrator | Integrate input signal twice |

Selector | Select input elements from vector, matrix, or multidimensional signal |

Serializer1D | Convert vector signal to scalar or smaller vectors |

Shift Arithmetic | Shift bits or binary point of signal |

Sign | Indicate sign of input |

Signal Builder | Create and generate interchangeable groups of signals whose waveforms are piecewise linear |

Signal Conversion | Convert signal to new type without altering signal values |

Signal Generator | Generate various waveforms |

Signal Specification | Specify desired dimensions, sample time, data type, numeric type, and other attributes of signal |

Signed Sqrt | Calculate square root, signed square root, or reciprocal of square root |

Simple Dual Port RAM | Dual port RAM with single output port |

Simulink Function | Function definition used by Function Caller block or Stateflow chart |

Sine | Implement fixed-point sine or cosine wave using lookup table approach that exploits quarter wave symmetry |

Sine Wave Function | Generate sine wave, using external signal as time source |

Sine Wave | Generate sine wave, using simulation time as time source |

Sine, Cosine | Implement fixed-point sine or cosine wave using lookup table approach that exploits quarter wave symmetry |

Single Port RAM | Single port RAM |

Slider Gain | Vary scalar gain using slider |

Sqrt | Calculate square root, signed square root, or reciprocal of square root |

Squeeze | Remove singleton dimensions from multidimensional signal |

State-Space | Implement linear state-space system |

Step | Generate step function |

Stop Simulation | Stop simulation when input is nonzero |

Subsystem | Represent system within another system |

Subtract | Add or subtract inputs |

Sum of Elements | Add or subtract inputs |

Sum | Add or subtract inputs |

Switch Case Action Subsystem | Represent subsystem whose execution is triggered by Switch Case block |

Switch Case | Implement C-like switch control flow statement |

Switch | Switch output between first input and third input based on value of second input |

Tapped Delay | Delay scalar signal multiple sample periods and output all delayed versions |

Terminator | Terminate unconnected output port |

Timed-Based Linearization | Generate linear models in base workspace at specific times |

To File | Write data to file |

To Workspace | Write data to MATLAB workspace |

Transfer Fcn Direct Form II | Implement Direct Form II realization of transfer function |

Transfer Fcn Direct Form II Time Varying | Implement time varying Direct Form II realization of transfer function |

Transfer Fcn First Order | Implement discrete-time first order transfer function |

Transfer Fcn Lead or Lag | Implement discrete-time lead or lag compensator |

Transfer Fcn Real Zero | Implement discrete-time transfer function that has real zero and no pole |

Transfer Fcn | Model linear system by transfer function |

Transport Delay | Delay input by given amount of time |

Trigger | Add trigger port to model or subsystem |

Trigger-Based Linearization | Generate linear models in base workspace when triggered |

Triggered Subsystem | Represent subsystem whose execution is triggered by external input |

Trigonometric Function | Specified trigonometric function on input |

Unary Minus | Negate input |

Uniform Random Number | Generate uniformly distributed random numbers |

Unit Delay Enabled External IC | Delay signal one sample period, if external enable signal is on, with external initial condition |

Unit Delay Enabled Resettable External IC | Delay signal one sample period, if external enable signal is on, with external Boolean reset and initial condition |

Unit Delay Enabled Resettable | Delay signal one sample period, if external enable signal is on, with external Boolean reset |

Unit Delay Enabled | Delay signal one sample period, if external enable signal is on |

Unit Delay External IC | Delay signal one sample period, with external initial condition |

Unit Delay Resettable External IC | Delay signal one sample period, with external Boolean reset and initial condition |

Unit Delay Resettable | Delay signal one sample period, with external Boolean reset |

Unit Delay | Delay signal one sample period |

Unit Delay With Preview Enabled Resettable External RV | Output signal and signal delayed by one sample period, if external enable signal is on, with external RV reset |

Unit Delay With Preview Enabled Resettable | Output signal and signal delayed by one sample period, if external enable signal is on, with external reset |

Unit Delay With Preview Enabled | Output signal and signal delayed by one sample period, if external enable signal is on |

Unit Delay With Preview Resettable External RV | Output signal and signal delayed by one sample period, with external RV reset |

Unit Delay With Preview Resettable | Output signal and signal delayed by one sample period, with external reset |

Unresolved Link | Indicate unresolved reference to library block |

Variable Integer Delay | Delay input signal by variable sample period |

Variable Time Delay | Delay input by variable amount of time |

Variable Transport Delay | Delay input by variable amount of time |

Variant Subsystem | Represent a subsystem with multiple subsystems |

Vector Concatenate | Concatenate input signals of same data type to create contiguous output signal |

Weighted Sample Time Math | Support calculations involving sample time |

Weighted Sample Time | Support calculations involving sample time |

While Iterator | Repeatedly execute contents of subsystem at current time step while condition is satisfied |

While Iterator Subsystem | Represent subsystem that executes repeatedly while condition is satisfied during simulation time step |

Width | Output width of input vector |

Wrap To Zero | Set output to zero if input is above threshold |

XY Graph | Display X-Y plot of signals using MATLAB figure window |

Zero-Order Hold | Implement zero-order hold of one sample period |

Zero-Pole | Model system by zero-pole-gain transfer function |

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