Hardware requirements

  • Mini/micro USB cable

  • LPCXpresso55S36 board

  • Personal Computer

Board settings

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 example output of the CRC driver demo in the terminal window:

CRC Peripheral Driver Example

Test string: 123456789
CRC-16 CCIT FALSE: 0x29b1
CRC-16 MAXIM: 0x44c2
CRC-16 KERMIT: 0x2189
CRC-32: 0xcbf43926
CRC-32 POSIX: 0x765e7680