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

• Micro USB cable

• MIMXRT700-EVK board

• Personal Computer

• SDIO card

Board settings

JP65 1-2 connected.

Prepare the Demo

1. Connect a micro USB cable between the PC host and the MCU-LINK USB port 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.

Note: Please insert the SDIO card into card slot(J47) after the debug console print “Please insert a card into board.”

Running the demo

When the demo runs successfully, the log would be seen on the terminal like:

SDIO freertos example.

Card inserted.

Card init finished, ready to access.

Read function CIS, in direct way

CIS read successfully

Read function CIS, in extended way, non-block mode, non-word aligned size

Read function CIS, in extended way, block mode, non-word aligned size

The read content is consistent.

Input 'q' to quit card access task.            
Input other char to access again