Modeling

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

Blocks

Common

Analog Input	Measure voltage of analog input pin
Analog Output	Generate voltage on the specified analog output pin in volt (V) (Since R2023a)
Digital Read	Read logical state of digital input pin
Digital Write	Set logical state of digital output pin
External Interrupt	Trigger the downstream function-call subsystem from an Interrupt Service Routine (Since R2021a)
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
PWM Output	Generate square wave on the specified output pin
SCI Read	Read N-by-1 array of data on UART
SCI Write	Send N-by-1 array of data to UART
SPI Controller Transfer	Write data to and read data from SPI peripheral device
SPI Register Read	Read data from SPI peripheral device register
SPI Register Write	Write data to registers of SPI peripheral device
Modbus RS485 Client Read	Client device reads data from server device register(s) over RS485 network (Since R2021b)
Modbus RS485 Client Write	Client device writes data to server device register(s) over RS485 network (Since R2021b)
Modbus RS485 Server Read	Server device reads data from the server device register over RS485 network (Since R2021b)
Modbus RS485 Server Write	Server device writes data to server device register over RS485 network (Since R2021b)

Sensors

HTS221 Humidity Sensor	Measure relative humidity and temperature from HTS221 sensor (Since R2021b)
LIS3MDL Magnetometer Sensor	Measure magnetic field strength and temperature from LIS3MDL Magnetometer sensor (Since R2021b)
LPS22HB Pressure Sensor	Measure barometric air pressure and temperature from LPS22HB sensor (Since R2021b)
LSM6DSL IMU Sensor	Measure linear acceleration, angular rate, and temperature from LSM6DSL sensor (Since R2021b)
ADXL34x Sensor	Measure linear acceleration along axes of ADXL34x family of accelerometers (Since R2022a)
BMI160 IMU Sensor	Measure linear acceleration, angular rate, and temperature from BMI160 sensor (Since R2023a)
VL53L0X Time of Flight Sensor	Measure distance to a target object (Since R2023a)
LIS3DH Accelerometer Sensor	Measure linear acceleration, voltage, and temperature from LIS3DH sensor (Since R2023b)
CCS811 Air Quality Sensor	Measure equivalent CO₂ (eCO₂) and the equivalent total volatile organic compound concentration (eTVOC) (Since R2023b)

STM32F7

CAN Receive	Receive message from CAN network (Since R2021b)
CAN Transmit	Transmit message to CAN network (Since R2021b)
TCP/IP Receive	Receive data over TCP/IP network from remote host
TCP/IP Send	Send data over TCP/IP network to remote host
ThingSpeak Read	Read data stored in ThingSpeak channel (Since R2021b)
ThingSpeak Write	Publish data to Internet of Things using ThingSpeak (Since R2021b)
UDP Receive	Receive UDP packets from UDP host
UDP Send	Send UDP packets to UDP host

STM32H7

CAN Read	Read message from CAN network (Since R2020b)
CAN Write	Write message to CAN network (Since R2020b)
TCP/IP Receive	Receive data over TCP/IP network from remote host
TCP/IP Send	Send data over TCP/IP network to remote host
ThingSpeak Read	Read data stored in ThingSpeak channel (Since R2021b)
ThingSpeak Write	Publish data to Internet of Things using ThingSpeak (Since R2021b)
UDP Receive	Receive UDP packets from UDP host
UDP Send	Send UDP packets to UDP host

Utilities

Byte Pack	Convert input signals to 8-, 16-, or 32-bit vector
Byte Unpack	Unpack 8-, 16-, or 32-bit input vector to multiple output vectors
Byte Reversal	Reverse little-endian data for big-endian processor
Memory Copy	Copy to and from memory section
Protocol Encoder	Encode input data into a uint8 byte stream by specifying the packet structure (Since R2023a)
Protocol Decoder	Decode a uint8 byte stream by specifying the packet structure (Since R2023a)

Model Settings

Model Configuration Simulink Coder Support Package for STMicroelectronics Nucleo Boards

Topics

Signal Monitoring and Parameter Tuning Over XCP on Serial and TCP/IP
Use your host computer to monitor and control an application running on the target hardware.
Communicate with Hardware Using Connected IO
Get peripheral data from the hardware before deploying the Simulink model on the hardware.
Usage of Alternate Pin Names
Accessing multiple hardware peripherals connected to the same pin using alternate pin names.

Troubleshooting

Workaround for Interrupt Workflow with Sensors

This topic helps you with the workaround for interrupt workflow in sensors.

Featured Examples

Getting Started with Simulink Coder Support Package Using STMicroelectronics Nucleo Boards

Demonstrates how to use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to run a Simulink® model on an STMicroelectronics Nucleo board.

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Read Data from I2C-Based Sensors Using STMicroelectronics Nucleo Boards

Use the Simulink® Coder™ Support Package for configuring and reading data from an I2C-based sensor using an STMicroelectronics® Nucleo board.

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Communicating with an SPI Based EEPROM Using the STMicroelectronics Nucleo Board

Use Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to enable and write to/ read from an SPI based EEPROM.

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Change the LED Glow Intensity on STMicroelectronics Nucleo Boards

Demonstrates how to use the Simulink® Coder™ Support Package to run a Simulink model on an STMicroelectronics® Nucleo board to brighten and dim an LED.

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Read Accelerometer and Gyrometer Data from an STMicroelectronics Nucleo Board Using SCI Blocks

Use Simulink® Coder™ Support Package to send data to your computer from a STMicroelectronics® Nucleo board and read it using serial (SCI) blocks.

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MODBUS RS485 Communication Between Client and Server Devices Using STMicroelectronics Nucleo Boards

Use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to implement a MODBUS® RS485 asynchronous, serial communication between MODBUS client and server devices. It also shows the four modes of operation: Client Read, Client Write, Server Read, and Server Write.

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Trigger Downstream Function-Call Subsystem Using STMicroelectronics Nucleo External Interrupt Block with Data Ready Event on BMI160 Sensor

Use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to trigger a downstream function-call in Monitor and Tune action when a Data ready event occurs on BMI160 sensor using a ST Nucleo External Interrupt block. This example model for monitor and tune simulation, shows the capabilities of the External Interrupt block during data ready event on BMI160 sensor.

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Identify Punch and Flex Hand Gestures Using Machine Learning Algorithm on STMicroelectronics Nucleo Boards

Use the Simulink® Coder Support Package for STMicroelectronics® Nucleo boards to identify punch and flex hand gestures using a machine learning algorithm. The example is deployed on an STM Nucleo board that uses an external sensor (LSM6DSL) available in sensor shield (X-NUCLEO-IKS01A2) to identify the hand gestures. The output from the machine learning algorithm, after identifying whether a hand gesture is a punch or a flex, is transmitted to the serial port where 0 represents a punch and 1 represents a flex.

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Control Rotary Encoder Knob Using STMicroelectronics Nucleo Board

Use the Simulink Coder® Support Package for STMicroelectronics STM32 Nucleo board to control a 12-step rotary encoder with a built-in push button.

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ECG Signal Processing using STMicroelectronics Nucleo Board

Use the STM32 Nucleo F767ZI board to process an ECG signal input from an ECG sensor, extract the heart rate in beats per minutes (bpm), and send the ECG signal and heart rate to the ThingSpeak internet of things (IoT) analytics platform service.

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Single Click and Double Click Detection Using LIS3DH Single Click Interrupt

Use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to sense the free-fall of the sensor using the Single Click interrupt of LIS3DH linear accelerometer connected to a STMicroelectronics Nucleo board.

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Free-Fall Detection Using LIS3DH Freefall Application Interrupt

Use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to sense the free-fall of the sensor using the Inertial freefall application interrupt of LIS3DH linear accelerometer connected to a STMicroelectronics Nucleo board.

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Impact Detection Using LIS3DH Inertial Wakeup Interrupt

Use the Simulink® Coder™ Support Package for STMicroelectronics® Nucleo Boards to sense the impact of the sensor using the Inertial wake-up interrupt of LIS3DH linear accelerometer connected to a STMicroelectronics Nucleo board.

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Triple-Axis Tilt Calculation Using LIS3DH FIFO Data Ready Interrupt

Use the FIFO data ready interrupt of LIS3DH linear accelerometer connected to a STMicroelectronics Nucleo board to sense the tilt of the sensor. This is done using a downstream function-call subsystem that reads acceleration values from FIFO buffer sensor.

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