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.

Overview

The ROM API project is a simple demonstration program of the SDK ROM API driver.

• The ROM API supports the Serial NOR FLASH programming via the FlexSPI NOR API.

Hardware requirements

• Micro USB cable

• RD-RW61X-BGA board

• Personal Computer

Board settings

No special settings are required.

Prepare the Demo

1. Connect a micro USB cable between the PC host and the MCU-Link USB port (J7) on the board

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. Launch the debugger in your IDE to begin running the demo.

Running the demo

Example will print version, perform various FlexSPI flash operation (read, program, erase). When the example runs successfully, the following message is displayed in the terminal.

ROM API FlexSPI Driver version [0x   10802]

FlexSpi flash Information:
FlexSpi flash size: xx KB, Hex: (xx)
FlexSpi flash sector size: xx KB, Hex: (xx)
FlexSpi flash page size: xx B, Hex: (xx)
Finished executing ROM API FlexSPI Driver examples