Hardware requirements

  • Mini USB cable

  • FRDM-K32L3A6 board

  • Personal Computer

Board settings

No special is needed.

Prepare the Demo

  1. Connect a mini USB cable between the PC host and the OpenSDA USB port on the board.

  2. Open a serial terminal on PC for JLink serial device with these settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

The following message shows in the terminal if the example runs successfully.

Press any key to start the example
Tickless Demo example
Press or turn on SW2 to wake up the CPU

Tick count :

0

CPU woken up by external interrupt

5000

10000
......