MCUXpresso SDK Documentation
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Hardware requirements

Hardware requirements#

  • Micro USB cable

  • MIMX8MN6-EVK board

  • J-Link Debug Probe

  • 12V power supply

  • Personal Computer

  • Microphone

Board settings#

Connect microphone module to EVK board: 3V->J1003-1 GND->J1003-6 CLK->J1003-40 DATA->J1003-38

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

Prepare the Demo#

  1. Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board

  2. Connect a USB cable between the host PC and the J901 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, the log would be seen on the OpenSDA terminal like:

PDM interrupt example started!
PDM recieve data:
XXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXX
PDM interrupt example finished!
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