This is the documentation for the latest (main) development branch of mcuxpresso sdk. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

Hardware requirements

  • Type-C USB cable

  • KW47-EVK Board

  • Personal Computer

Board settings

Please note that this example only for A1 silicon.

Prepare the Demo

  1. Connect a USB cable between the host PC and the EVK board J14.

  2. Open a serial terminal with the following 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 log below shows the output of the power manager test demo in the terminal window:

Power Manager Test.

Please select the desired power mode:
        Press A to enter: Sleep
        Press B to enter: Deep Sleep
        Press C to enter: Power Down
        Press D to enter: Deep Power Down

Waiting for power mode select...

Select the wake up timeout in seconds.
The allowed range is 1s ~ 9s.
Eg. enter 5 to wake up in 5 seconds.

Waiting for input timeout value...

3
Will wakeup in 3 seconds.
De-init UART.
Re-init UART.

Next Loop

Please select the desired power mode:
        Press A to enter: Sleep
        Press B to enter: Deep Sleep
        Press C to enter: Power Down
        Press D to enter: Deep Power Down

Waiting for power mode select...