Basic Peripheral Usage

The development board file structure is as follows. In the /userdata/magicbox/basic_function_demo/ directory, there are preset use cases for basic peripherals. Execute the program to control the corresponding peripherals.

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root@ubuntu:/userdata/magicbox# tree -L 2
.
├── app                                #Application function files
│   ├── ros_ws                         # ros2 workspace, basically contains all application functions
│   └── Web_RDK_Performance_Node       #Resource monitoring application
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├── basic_function_demo                #Basic peripheral usage examples (python)
│   ├── button.py                      #Button usage script
│   ├── imu.py                         # IMU usage script
│   ├── servo.py                       #Servo control script
│   └── ws2812b.py                     #Light strip control script
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├── config                             #Configuration files required by app
│   └── ......
├── dep                                #Third-party function packages required by app
│   ├── llama.cpp                      # llama.cpp
│   ├── matcha-icefall-zh-baker        # TTS voice model dependency
│   └── sherpa-onnx                    # sherpa-onnx
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├── launch                             #Files related to launch functions
│   ├── lamp                           #Light control scripts required for startup
│   ├── start.py                       #Control script for starting and stopping all application functions
│   └── start.sh                       #Auto-start execution script
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├── log                                # log files
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└── voice                              #Audio files
    ├── robot.mp3
    └── wakeup.mp3

Servo Control

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# Control the two support feet to extend downward and lift the device, based on PWM implementation
python3 /userdata/magicbox/basic_function_demo/servo.py

Light Control

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# Control the device light to turn on and display different colors, based on SPI implementation
python3 python3 /userdata/magicbox/basic_function_demo/ws2812b.py

IMU Control

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# Run IMU and print data, based on smbus2 implementation
python3 /userdata/magicbox/basic_function_demo/imu.py 

Button Control

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# Run button press feedback, press the button and print button1 OK/button2 OK/button3 OK, based on GPIO implementation
python3 /userdata/magicbox/basic_function_demo/button.py