The CAN FD messages are stored in the microcontroller (MCU) with binary format, which makes it difficult to observe and operate the data on the CAN FD bus. This example converts CAN FD messages into ASCII code with SLCAN protocol through the virtual serial port VCOM to communicate with the debugging assistant on the PC.
You can download the sample code at https://www.nuvoton.com/resource-download.jsp?tp_GUID=EC012024102301492124