Modeling

Prepare model for hardware connection, add blocks to support PX4 Autopilots

Blocks

PX4 uORB ReadRead uORB data for the specified uORB topic
PX4 uORB WriteWrite uORB data for the specified uORB topic
PX4 uORB MessageCreate a blank message using specified uORB topic
PX4 Analog InputMeasure analog voltage applied to an ADC channel
PX4 PWM OutputConfigure PWM outputs for servo motors and ESC control
Serial ReceiveRead data from UART or USART port on PX4 flight controller
Serial TransmitSend serial data to UART or USART port
Vehicle AttitudeRead vehicle_odometry uORB topic and obtain attitude measurements
AccelerometerRead sensor_accel uORB topic and obtain three dimensional linear acceleration
GyroscopeRead sensor_gyro uORB topic and obtain three dimensional rate of rotation
MagnetometerRead sensor_mag uORB topic and obtain three dimensional magnetic field
Radio Control TransmitterRead input_rc uORB topic to obtain data from Radio Control Transmitter
Read ParameterRead PX4 system parameters
BatteryRead battery_status uORB topic and obtain details about the battery's state
I2C Master WriteWrite data to I2C slave device or I2C slave device register
I2C Master ReadRead data from I2C slave device or I2C slave device register
GPSRead vehicle_gps_position uORB topic and obtain GPS coordinates

Functions

getMATFilesFromPixhawkRetrieve MAT-files from SD card inserted on Pixhawk hardware board
px4MATFilestitcherCombine multiple MAT-files retrieved from SD card into a single MAT-file

Topics

Model Configuration Parameters for PX4 Flight Controller

Parameter and configuration options for creating and running applications on PX4® flight controller

Index Numbers for Analog Channels on Pixhawk Series Controller Boards

Identify the index numbers for signals from analog channels

Featured Examples

Getting Started with uORB Blocks for PX4 Autopilots Support Package

Getting Started with uORB Blocks for PX4 Autopilots Support Package

Use the PX4 uORB Read and the PX4 uORB Write blocks in UAV Toolbox Support Package for PX4 Autopilots to read and write uORB messages in the uORB network.

Open Example
Reading GPS Data from PX4 Autopilot

Reading GPS Data from PX4 Autopilot

Obtain the data from a GPS device connected to PX4 flight controller, using UAV Toolbox Support Package for PX4 Autopilots.

Open Example
Getting Started with PX4 Analog Input Block for ADC Channels

Getting Started with PX4 Analog Input Block for ADC Channels

Use the PX4 Analog Input block to read the voltage applied at the ADC pins on the Pixhawk Series controller.

Open Example
Send and Receive Serial Data using PX4 Autopilots Support Package

Send and Receive Serial Data using PX4 Autopilots Support Package

Use UAV Toolbox Support Package for PX4 Autopilots to send and receive serial data with a Pixhawk Series flight controller.

Open Example
Getting Started with PWM Blocks for PX4 Autopilots

Getting Started with PWM Blocks for PX4 Autopilots

Use the PX4 PWM Output block to generate signals on the PWM pins of a Pixhawk Series controller, and verify the PWM values.

Open Example
Read PX4 System Parameters Using PX4 Autopilots Support Package

Read PX4 System Parameters Using PX4 Autopilots Support Package

Read the PX4 system parameters using UAV Toolbox Support Package for PX4 Autopilots.

Open Example
Code Verification and Validation with Processor-in-the-Loop (PIL) Simulation

Code Verification and Validation with Processor-in-the-Loop (PIL) Simulation

Use UAV Toolbox Support Package for PX4 Autopilots for code verification and validation with Processor-in-the-Loop (PIL).

Attitude Control for X-Configuration Quadcopter Using External Input

Attitude Control for X-Configuration Quadcopter Using External Input

Use the UAV Toolbox Support Package for PX4 Autopilots to design an attitude controller for an X-configuration quadcopter that uses input from a joystick or radio control transmitter. In this example, you also verify the controller design using PX4 Host Target and jMAVSim simulator.

Open Example
Position Tracking for X-Configuration Quadcopter

Position Tracking for X-Configuration Quadcopter

Use the UAV Toolbox Support Package for PX4 Autopilots to design a position controller for an X-configuration quadcopter. In this example, you also verify the controller design using the PX4 Host Target and jMAVSim simulator.

Open Example
Position Tracking for X-Configuration Quadcopter Using Rate Controller

Position Tracking for X-Configuration Quadcopter Using Rate Controller

Use the UAV Toolbox Support Package for PX4 Autopilots to design a position controller using rate control for an X-configuration quadcopter. In this example, you also verify the controller design using the PX4 Host Target and jMAVSim simulator.

Open Example
Reading Accelerometer Values from an I2C based Sensor Connected to a PX4 Autopilot

Reading Accelerometer Values from an I2C based Sensor Connected to a PX4 Autopilot

Use UAV Toolbox Support Package for PX4 Autopilot to configure and read accelerometer values from an I2C based sensor.

Open Example
MAT-file Logging on SD Card for PX4 Autopilots

MAT-file Logging on SD Card for PX4 Autopilots

Effeciently log signals in the MAT-file format from a Simulink® model running on a Pixhawk hardware, and retrive the log files from the SD card for further analysis.

Open Example
Connecting to NSH Terminal for Debugging

Connecting to NSH Terminal for Debugging

This topic shows you how to use the NSH terminal for the debugging of Pixhawk Series controllers.

Getting Started with Connected I/O for PX4 Host Target

Getting Started with Connected I/O for PX4 Host Target

Enable and use Connected I/O simulation to read data from PX4 Host Target during normal mode simulation.

Open Script
Getting Started with Connected I/O for PX4 Autopilot

Getting Started with Connected I/O for PX4 Autopilot

Enable and use Connected I/O simulation to read data from PX4 Autopilot during normal mode simulation.

Monitor and Tune PX4 Host Target Flight Controller with Simulink-Based Plant Model

Monitor and Tune PX4 Host Target Flight Controller with Simulink-Based Plant Model

Use the UAV Toolbox Support Package for PX4 Autopilots to verify the controller design using PX4 Host Target versus the simulator designed in Simulink®.

UAV Toolbox Support Package for PX4 Autopilots Documentation

Support