Hardware requirements

  • Mini/micro USB cable

  • FRDM-K22F board

  • Personal Computer

Board settings

This example project does not call for any special hardware configurations. Although not required, the recommendation is to leave the development board’s jumper settings and configurations in default state when running this example.

Prepare the Demo

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

  2. Open a serial terminal 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 example.

Running the demo

These instructions are displayed/shown on the terminal window:

 FLASH example Start
 Flash Information: 
 Total Program Flash Size: xx KB, Hex: (xx)
 Program Flash Sector Size: xx KB, hex: (xx)
 ...
 Flash is xx
 Erase a sector of flash
 Successfully Erased Sector xx -> xx
 Program a buffer to a sector of flash
 Successfully Programmed and Verified Location xx -> xx
 End of FLASH example