Hardware requirements

  • Mini/micro USB cable

  • LPCXpresso55S36 Development Board

  • Supported CAN interface (IXXAT, Vector, Kvaser, etc.)

  • Personal Computer

  • FreeMASTER 2.5 or later installed on PC

Board settings

CAN is available at connector J19. On-board transceiver is connected to pins:

  • PIO1_2 is connected to CAN0_TX (see also JP49, alternate connection to P0_30)

  • PIO1_3 is connected to CAN0_RX (see also JP48, alternate connection to P1_22)

Prepare the demo

  1. Connect a USB cable between the host PC and the Debug USB port on the target board.

  2. Connect CAN transceiver to CAN interface on PC. Make sure the CAN bus is properly terminated.

  3. Compile and download the program to the target microcontroller.

  4. Run and resume application execution when debugger stops in the main() function.

Connect with FreeMASTER

  1. Run FreeMASTER, use the Connection Wizard or open Project Options.

  2. Select FreeMASTER-over-CAN communication plug-in at 500kbps.

  3. Start communication, FreeMASTER loads the initial TSA Active Content links in the Welcome page.

  4. Click the “FreeMASTER Demonstration Project (embedded in device)” in the Welcome page.

  5. The demo is now running, you should be able to watch variable values and graphs.

More information

Read more information about FreeMASTER tool at http://www.nxp.com/freemaster. Feel free to ask questions and report issues at FreeMASTER’s community page at https://community.nxp.com/community/freemaster