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

  • Mini/micro USB cable

  • FRDM-K32L2A4S board

  • Personal Computer

Board settings

The CRC demo does not call for any special hardware configurations.

Prepare the Demo

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

  2. Open a serial terminal on PC for OpenSDA 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

When the example runs successfully, you can see the similar information from the terminal as below.

CRC Peripheral Driver Example

Test string: 123456789
CRC-16 CCIT FALSE: 0x29b1
CRC-16 MAXIM: 0x44c2
CRC-16 KERMIT: 0x2189
CRC-32: 0xcbf43926
CRC-32 POSIX: 0x765e7680