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CDBUS (Controller Distributed Bus) Protocol and IP Core

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Is there any way to reduce the minimum value of parameter DIV_xx_x from 2 to 1? I try to figure it out, but there still some confused questions like :...

![Image](https://github.com/user-attachments/assets/a9971d57-f7e9-4d73-85e4-18353db2b5a5) ![Image](https://github.com/user-attachments/assets/0aaaf61c-2751-4782-8261-ee5b6e4f15ff) As shown in the figure above, the 485 transceiver TX input is normal (TTL level), but the differential output is abnormal (arbitration segment 0x55), and the other segments...

the rx data keep returning the first 32 bits data after reading DAT register