Hardware requirements

• Micro USB cable

• IMX95LPD5-EVK board

• J-Link Debug Probe

• 12V~20V power supply

• Personal Computer

Board settings

No special settings are required.

Please note this application can’t support running with Linux BSP!

Prepare the Demo

1. Connect 12V~20V power supply and JLink Plus to the board, switch SW4 to power on the board

2. Connect a micro USB cable between the host PC and the J31 USB port on the target board.

3. Open a serial terminal with the following settings:

   • 115200 baud rate

   • 8 data bits

   • No parity

   • One stop bit

   • No flow control

4. Download the program to the target board.

5. Launch the debugger in your IDE to begin running the demo.

Running the demo

When the demo runs successfully, please speak or play a song nearby microphone, then you will see log on the terminal like:

PDM hwvad example started!

Voice detected

Voice detected

...

PDM hwvad example finished!

Note: There is a variable in this example which initial as 50, once voice detected, it will decrease by one until 0, then example finish.