Gravity: DF2301Q Offline Voice Recognition Sensor

The article discusses how to set up and manage wake-up and command words for voice assistants, covering processes such as learning new phrases, deleting existing ones, and using unique IDs for program control to enable effective communication with voice-enabled devices.

Control the voice recognition module via I2C, get the recognized command ID and play the corresponding reply audio according to the ID; get and set the wake-up state duration, and control the LED to turn on/off based on the command ID.

Control the voice recognition module via UART, get the recognized command ID and play the corresponding reply audio according to the ID; set the wake-up state duration, set mute mode, set volume, and control the LED to turn on/off based on the command ID.

The article illustrates how to use MakeCode to control the Micro:bit LED matrix with a voice recognition module, providing step-by-step instructions for setup, coding, and displaying patterns like smiley faces, sad faces, and hearts on the LED matrix through voice commands.

This article provides detailed guidance on using Mind+ with Arduino Uno and SEN0539 voice recognition module, including hardware and software setup, wiring instructions, and sample code to achieve voice control functions such as toggling an LED.

Use Mind+ in Python mode (Unihiker) to control the voice recognition module and achieve voice control functions.