Hardware requirements

• Mini/micro USB cable

• LPCXpresso55S36 board

• Personal Computer

Prepare the Demo

1. Connect a micro USB cable between the PC host and the CMSIS DAP USB port (J1) on the board

2. Open a serial terminal with the following settings (See Appendix A in Getting started guide for description how to determine serial port number):

   • 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 PUF driver example in the terminal window (the key value will vary):

PUFv3 driver example
1510000:TestSelftest:PASS
1510001:TestGenerateRandomData:PASS
1510002:TestStart:PASS
1510003:TestDeriveDeviceKey:PASS
1510004:TestRandomWrapUnwrap:PASS
1510005:TestUserKeyWrapUnwrap:PASS
1510006:TestStop:PASS
1510007:TestZeroize:PASS
-----------------------
8 Tests 0 Failures 0 Ignored
OK