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

No special settings are required.

Prepare the Demo

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

  2. Open a serial terminal on PC for the 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 lines are printed to the serial terminal when the demo program is executed.

RTC example: set up time to wake up an alarm
Current datetime: 2014-12-25 19:00:00
Please input the number of second to wait for alarm
The second must be positive value
Alarm will occur at: 2014-12-25 19:01:11

Alarm occurs !!!! Current datetime: 2014-12-25 19:01:12
Please input the number of second to wait for alarm
The second must be positive value