Hardware requirements

  • Micro USB cable

  • FRDM-KE15Z board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo

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

  2. Open a serial terminal with the following settings:

  • 115200 baud rate

  • 8 data bits

  • No parity

  • One stop bit

  • No flow control

  1. Download the program to the target board.

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

Running the demo

When the example runs successfully, the following message is displayed in the terminal:

SCG Example Start



SCG clock source frequency

SIRC clock: 8000000 Hz

FIRC clock: 48000000 Hz

LPFLL clock: 48000000 Hz



Current power mode: VLPR

Core clock: 4000000 Hz

Slow clock: 1000000 Hz




Current system clock: RUN

Core clock: 48000000 Hz

Slow clock: 24000000 Hz




Current power mode: RUN

Core clock: 8000000 Hz

Slow clock: 4000000 Hz




SCG Example End.