Modeling

Prepare model for hardware connection, add blocks to support hardware protocols

Prepare Simulink^® models for hardware connection, add blocks to support hardware protocols, reference examples featuring various applications.

Blocks

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Audio and Video

V4L2 Video Capture	Capture video from USB camera using V4L2 framework
SDL Video Display	Display video using SDL
eSpeak Text to Speech	Convert text into speech on default audio device
ALSA Audio Capture	Capture audio from sound card using ALSA
Audio File Read	Read audio frames from an audio file
ALSA Audio Playback	Send audio to sound card for playback using ALSA
RTSP Video Stream Transmit	Stream video to network over real-time streaming protocol (Since R2024a)
RTSP Video Stream Receive	Receive video from network over real-time streaming protocol (Since R2024b)

Basic

GPIO Read	Read GPIO pin status
GPIO Write	Set GPIO pin status
Standard Servo Write	Set shaft position of standard servo motor to angle specified in degrees
LED	Illuminate built-in LED on Raspberry Pi board
PWM	Generate pulse width modulated signal of digital output pin
External Interrupt	Trigger downstream function-call subsystem from interrupt service routine (Since R2021a)
Encoder	Measure incremental position and direction of rotating motor (Since R2021a)
Pan Tilt Hat	Control pan and tilt motions using PCA9685-based PWM driver (Since R2022a)
ADS1x15	Read digital output data from ADS1015 and ADS1115 ADCs (Since R2023a)

Communication

CAN Receive	Receive message from CAN network
CAN Transmit	Transmit message to CAN network
SPI Controller Transfer	Write data to and read data from SPI peripheral device
SPI Register Write	Write data to registers of an SPI peripheral device
SPI Register Read	Read data from SPI peripheral device register
I2C Controller Read	Read data from I2C peripheral device or I2C peripheral device register
I2C Controller Write	Write data to I2C peripheral device or I2C peripheral device register
Serial Write	Write data to the serial device
Serial Read	Read data from serial device
NNG Send	Send data through nanomsg next gen (NNG) using publish/subscribe protocol (Since R2023a)
NNG Receive	Receive data through nanomsg next gen (NNG) using publish/subscribe protocol (Since R2023a)

Internet of Things

ThingSpeak Read	Read data stored in ThingSpeak channel
ThingSpeak Write	Publish data to Internet of Things using ThingSpeak
MQTT Subscribe	Receive messages from MQTT broker for specified topic
MQTT Publish	Publish messages to MQTT broker on specified topic
TalkBack Read	Read command(s) from TalkBack ID on ThingSpeak TalkBack server (Since R2021b)
TalkBack Write	Write command(s) to TalkBack ID on ThingSpeak TalkBack server (Since R2021b)

Network

UDP Receive	Receive UDP packets over IP network
UDP Send	Send UDP packets over IP network
TCP/IP Receive	Receive data over TCP/IP network from remote host
TCP/IP Send	Send data over TCP/IP network to another remote host
Websocket Publish	Publish data to WebSocket server in JSON format
Websocket Subscribe	Subscribe to the JSON data received by a WebSocket server
Modbus TCP/IP Client Read	Client device reads data from server device register(s) over TCP/IP network (Since R2021a)
Modbus TCP/IP Client Write	Client device writes data to server device register(s) over TCP/IP network (Since R2021a)
Modbus TCP/IP Server Read	Server device reads data from server device register over TCP/IP network (Since R2021a)
Modbus TCP/IP Server Write	Server device writes data to server device register over TCP/IP network (Since R2021a)
HTTP Client	Send and receive data from HTTP server over URL connection (Since R2023b)

Sense HAT

HTS221 Humidity Sensor	Measure relative humidity and ambient temperature from Humidity sensor
LPS25h Pressure Sensor	Measure barometric air pressure and ambient temperature
LSM9DS1 IMU Sensor	Measure linear acceleration, angular rate and magnetic field along X, Y, and Z axes
Joystick	Read the state of five-position Joystick
8x8 RGB LED Matrix	Control pixel(s) color of 8x8 RGB LED Matrix

Sensors

Environmental Sensors

BME280 Pressure Sensor	Measure barometric air pressure, relative humidity, and temperature from BME280 sensor (Since R2022b)
BMP280 Pressure Sensor	Measure barometric air pressure and ambient temperature from BMP280 sensor (Since R2022b)
CCS811 Air Quality Sensor	Measure equivalent CO₂ (eCO₂) and the equivalent total volatile organic compound concentration (eTVOC) (Since R2022b)
LPS22HB Pressure Sensor	Measure barometric air pressure and temperature from LPS22HB sensor (Since R2022b)
TMP102 Temperature Sensor	Read ambient temperature in degree Celsius using TMP102 temperature sensor (Since R2024b)

IMU Sensors

ADXL34x Accelerometer	Measure linear acceleration along axes of ADXL34x family of accelerometers (Since R2022b)
BMI160 IMU Sensor	Measure linear acceleration, angular rate, and temperature from BMI160 sensor (Since R2021b)
BMM150 Magnetometer	Measure magnetic field from BMM150 sensor (Since R2022b)
ICM20948 IMU Sensor	Measure linear acceleration, angular velocity, magnetic field, and temperature from ICM20948 IMU sensor (Since R2022b)
LIS3MDL Magnetometer Sensor	Measure magnetic field strength and temperature from LIS3MDL Magnetometer sensor (Since R2022b)
LSM303C IMU Sensor	Measure linear acceleration, magnetic field strength, and temperature from LSM303C sensor (Since R2022b)
LSM6DS3 IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DS3 sensor (Since R2022b)
LSM6DS3H IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DS3H sensor (Since R2022b)
LSM6DSL IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DSL sensor (Since R2022b)
LSM6DSM IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DSM sensor (Since R2022b)
LSM6DSO IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DSO sensor (Since R2022b)
LSM6DSR IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DSR sensor (Since R2022b)
Ultrasonic Sensor	Measure distance between ultrasonic sensor and object (Since R2022b)
VL53L0X Time of Flight Sensor	Measure distance to a target object (Since R2022b)

Utilities

Protocol Encoder	Encode input data into a uint8 byte stream by specifying the packet structure (Since R2021b)
Protocol Decoder	Decode a uint8 byte stream by specifying the packet structure (Since R2021b)

Functions

`getRunOnBoot`	Get name of Simulink model added to Run-on-boot
`addToRunOnBoot`	Add Simulink model to Run-on-boot
`removeRunOnBoot`	Remove a Simulink model from Run-on-boot

Topics

Get Started with Simulink Support Package for Raspberry Pi Hardware
This example shows you how to use Simulink® Support Package for Raspberry Pi® Hardware to run a Simulink model on Raspberry Pi hardware.
Open Block Library for Raspberry Pi Hardware
Locate Simulink block library for Raspberry Pi^® hardware.
Log Signals in MAT File Format Using Raspberry Pi
This example shows you how to log signals from a Simulink® model on Raspberry Pi® hardware in the MAT file format.
Log Signals on an SD Card
Log signals from Simulink models on an SD card mounted on the target hardware.
Detect Motion Using Passive Infra-Red Sensor Interfaced with Raspberry Pi
This example shows how to use Raspberry Pi® hardware to interface to a motion sensor and control an external LED.
Get Started with Deploying Web-Based Customizable Dashboard Blocks on Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to create an interactive dashboard display using the Dashboard Circular Gauge and Knob blocks from the Simulink Customizable Blocks library.
Get Started with Audio Signal Processing Using Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to get started with audio signal processing applications on the Raspberry Pi hardware.

Tutorials

Applications Using External Peripheral Device

Communicate with EEPROM Using Raspberry Pi
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware to read from and write to an SPI EEPROM.
Read Temperature from TMP102 Sensor Using Raspberry Pi
This example illustrates how to use Simulink® Support Package for Raspberry Pi® Hardware to configure and read temperature from a TMP102 sensor.
Trigger Downstream Function-Call Subsystem Using Raspberry Pi External Interrupt Block
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to trigger a downstream function-call in the connected IO mode and external mode of simulation (Monitor and Tune) using a Raspberry Pi External Interrupt block.
Trigger Downstream Function-Call Subsystem Using Raspberry Pi External Interrupt Block with Single Tap Event on BMI160 Sensor
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to trigger a downstream function-call in Monitor and Tune action when single tap event occurs on the BMI160 sensor using a Raspberry Pi External Interrupt block.

Applications Using Sense HAT Blocks

Auto-Rotate Image Displayed on Raspberry Pi Sense HAT LED Matrix
This example shows you how to develop a Simulink® model to implement an algorithm to read the Accelerometer On-board Sense HAT and control the rotation of the image displayed on the LED matrix.
Control LEGO MINDSTORMS EV3 Robot Using Raspberry Pi Sense HAT
This example shows how to read the Accelerometer on Raspberry Pi® Sense HAT and use this data to control the motion of a LEGO® MINDSTORMS® EV3 robot.
Count Steps Using Raspberry Pi Sense HAT
This example demonstrates an application that counts the number of steps a person walked while holding a Raspberry Pi® Sense HAT.
Simulate Audio Visualizer on Raspberry Pi Sense HAT
This example shows how to simulate an audio visualizer on Sense HAT using the Simulink® Support Package for Raspberry Pi® Hardware.
Publish Data from Raspberry Pi Sense HAT to WebSocket Server
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware to publish the signals obtained from a Raspberry Pi Sense HAT to a WebSocket server, and read the data on a web browser in the WebSocket client.
Control Color of LED Matrix on Raspberry Pi Sense HAT over WebSockets
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to control the color of an 8x8 LED matrix on Raspberry Pi Sense HAT from a web page over WebSockets.

Applications Using ROS

Get Started with Robot Operating System on Raspberry Pi
This example shows you how to build a standalone robot operating system (ROS) node from a Simulink® model on a Raspberry Pi® hardware board.
Stream Images from Raspberry Pi Using Robot Operating System
This example shows how to stream images captured from a webcam on a Raspberry Pi® board to the host computer using a ROS communication interface.
Read Lidar Laser Scan Data over ROS from Raspberry Pi
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware to read and receive a 2-D lidar scan data of an indoor environment from a ROS network using the Raspberry Pi hardware board.
Track Object Using ROS and Simulink on Raspberry Pi
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware, ROS Toolbox, and a Raspberry Pi hardware board to track a green colored object.

Applications Using Image and Video Processing

Customize Color Within Video Using Raspberry Pi
This example shows you how to replace a particular color in a live video stream with an image on Raspberry Pi® hardware by using a MATLAB Function block.
Detect Boundaries of Objects Within Video Using Raspberry Pi
This example shows you how to identify the boundaries of objects in a live video stream on Raspberry Pi® hardware by using a MATLAB Function block with the Simulink® Support Package for Raspberry Pi Hardware.
Implement Image Inversion Algorithm Using Raspberry Pi
This example shows how to use the V4L2 Video Capture and the SDL Video Display blocks from the Raspberry Pi® block library to implement an image inversion algorithm with a Simulink® model, and to run the model on Raspberry Pi hardware.
Implement Connected I/O on Raspberry Pi Hardware and Publish Data to WebSocket Server
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to develop an image processing system on Raspberry Pi board using a camera in the connected I/O mode.
Video Mosaicking Using Raspberry Pi Pan Tilt HAT
This example shows how to use the Pan Tilt HAT block from Simulink® Support Package for Raspberry Pi® Hardware to create a mosaic from a video sequence.
Detect and Track Face Using Raspberry Pi Pan Tilt HAT
This example shows how to use the Pan Tilt HAT block from Simulink® Support Package for Raspberry Pi® Hardware to detect and track a face in a video frame.
Stream Video over Network Using Raspberry Pi Video Stream Transmit Block
This example shows how to use the Video Stream Transmit block from the Simulink® Support Package for Raspberry Pi® Hardware to stream a live video over a network using real-time streaming protocol (RTSP).
Receive Video Over Network Using Raspberry Pi Video Stream Receive Block
This example shows how to use the RTSP Video Stream Receive block from the Simulink® Support Package for Raspberry Pi™ Hardware to receive a live video over a network using real-time streaming protocol (RTSP).

Applications Using Audio Processing

Implement Parametric Audio Equalizer Using Raspberry Pi
This example shows how to use ALSA Audio Playback block from the Raspberry Pi® block library to implement a parametric audio equalizer algorithm with a Simulink® model and to run the model on Raspberry Pi hardware.
Spatialize Monaural Audio into 5.1 Channel Surround Sound Using Raspberry Pi
This example shows you how to spatialize a monaural audio signal into a 5.1 channel surround sound on Raspberry Pi® hardware by using a MATLAB Function block with the Simulink® Support Package for Raspberry Pi Hardware.
Shift Pitch of Audio Signal Using Raspberry Pi
This example shows you how to shift the pitch of an audio signal on Raspberry Pi® hardware by using a MATLAB Function block with the Simulink® Support Package for Raspberry Pi Hardware.
Play High-Quality Audio from Raspberry Pi Using I2S-Based DAC
Enable I2S drivers to output high-quality audio from Raspberry Pi using DAC.
Implement Bandpass Filter on Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to design a bandpass filter using DSP System Toolbox™.
Implement Adaptive Filter for Noise Cancellation Using Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to implement an adaptive filter for noise cancellation using DSP System Toolbox™.
Estimate Direction of Arrival with Linear Array of Microphones Using Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to estimate the Direction of Arrival (DOA) of a sound source using multiple microphone pairs within a linear array using the Raspberry Pi hardware board.
Speech Command Recognition on Raspberry Pi Using Simulink
This example shows how to deploy feature extraction and a convolutional neural network (CNN) for speech command recognition on Raspberry Pi®.

Applications Using Mobile Phones and Tablets

Build Surveillance Camera Using Android and Raspberry Pi
This example shows how to use Raspberry Pi® hardware and an Android® device to build a surveillance camera.
Control Status of LED on Raspberry Pi from Android Device
This example shows you how to control Raspberry Pi® LED from an Android® device.

Applications Using Communication Blocks

Transmit and Receive Data Using Raspberry Pi CAN Blocks
This example shows to use Simulink® Support Package for Raspberry Pi® Hardware to transmit and receive data from the CAN network using the specified CAN device.
Monitor Engine RPM Using Raspberry Pi CAN Blocks
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware to monitor vehicle engine RPM and read the data on a web browser.
MODBUS TCP/IP Communication Between Client and Server Devices Using Raspberry Pi Hardware
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to implement MODBUS® TCP/IP communication between MODBUS client and server devices.
Communicate Data Between Raspberry Pi and Sense HAT Using NNG Blocks
This example shows how to use the NNG Send and NNG Receive blocks from the Simulink® Support Package for Raspberry Pi® Hardware to establish communication between the Raspberry Pi hardware and Sense HAT using the nanomsg next generation (NNG) library.
Read and Write to ThingSpeak Channel Using Raspberry Pi HTTP Client Block
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware to read and write data to a field in a ThingSpeak™ channel.

Applications Using IoT

Publish and Subscribe to Messages on ThingSpeak Using MQTT Blocks on Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to publish a message to a topic from Raspberry Pi in the ThingSpeak™ MQTT broker.
Control LED Status Using ThingSpeak TalkBack on Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to fetch and execute commands from a ThingSpeak™ TalkBack queue and use them to change the status of an LED onboard a Raspberry Pi hardware board.

Applications Using Deep Learning and Machine Learning Algorithms

Classify Objects Using Deep Learning Algorithm on Raspberry Pi Hardware
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to deploy a deep learning algorithm that classifies objects using the ResNet-50 convolutional neural network.
Recognize Handwritten Digits Zero to Nine Using MNIST Data Set on Raspberry Pi Hardware
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to recognize images of handwritten digits from zero to nine.
Perform Predictive Maintenance for Rotating Device Using Machine Learning Algorithm on Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to predict and monitor the health of a rotating device using a machine learning algorithm.

Applications Using DSP System Toolbox

Verify FIR Filter on Raspberry Pi Hardware
This example shows how to use the Code Replacement Library (CRL) for Raspberry Pi® hardware with DSP blocks.
Support NE10 Library C Code Generation of dsp.FIRFilter in MATLAB Function Block
This example shows how to use the Code Replacement Library (CRL) for Raspberry Pi® hardware with DSP System object™.
Supported ARM Cortex-A Processors for Raspberry Pi Hardware
ARM^® Cortex^®-A processors supported by Raspberry Pi boards.

Applications for Robotics Using Simulink and Simulink Online

Get Started with Sensors for Robotics Applications Using Raspberry Pi and Simulink Online
This example shows how to use Simulink® Support Package for Raspberry Pi® Hardware and a Raspberry Pi hardware board to get started with the driver blocks for commonly used robotics sensors.
Get Started with Motor Drives for Robotics Applications Using Raspberry Pi and Simulink
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware and a Raspberry Pi hardware board to drive motors.
Detect Stop Signal Traffic Sign Using Raspberry Pi and Simulink
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to detect a stop signal traffic sign.
Develop Path-Following Robot Using Raspberry Pi and Simulink
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to develop a path-following robot.
Develop Robot Navigation System Using Raspberry Pi and Simulink
This example illustrates how to use the Simulink® Support Package for Raspberry Pi® Hardware to develop a robot navigation system.
Develop Obstacle Detection Robot Using ToF Sensor with Raspberry Pi
This example shows how to use the Simulink® Support Package for Raspberry Pi® Hardware to interface a VL53L0X Time of Flight (ToF) sensor with the Raspberry Pi hardware to develop an obstacle detection robot.