Hardware requirements

  • Mini/micro USB cable

  • MIMXRT1170-EVKB board

  • Personal Computer

Board settings

No special settings are required.

Prepare the Demo

  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target 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. Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.

Running the demo

The log below shows the output of the hello world demo in the terminal window:

IEE APC Demo started

Erasing Serial NOR over FlexSPI...
Erase data - successfully.
Program data - successfully.
Set up IEE APC regions
Enable IEE APC regions
IEE init
Load keys into IEE
Set up IEE configuration

Load keys into IEE
Set up IEE configuration

Write plain text data to be encrypted at addess 0x20360000:
0x48656c6c6f576f726c64506c61696e21 -> "HelloWorldPlain!"

Turn off ecryption/decryption

Read encrypted data, From address 0x20360000 :
0x26e8146775244a24455d339f45fe098 -> "&ègu$¢DUÓ9ô_à"

Turn on ecryption/decryption

Read decrypted data, From address 0x20360000:
0x48656c6c6f576f726c64506c61696e21 -> "HelloWorldPlain!"

Read decrypted data, From address 0x30014000 (FLASH):
Data are decrypted sucessuly

Turn off ecryption/decryption

Data are encrypted sucessuly

IEE & IEE_APC & Flash demo End.