CPRI Intel® FPGA IP User Guide

ID 683595
Date 4/04/2022

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5.7. RX_SCR Register

Table 61.  RX_SCR Register at Offset 0x18
Bits Field Name Type Value on Reset Description
31 rx_scr_active RO 1'b0 Indicates that the incoming hyperframe is scrambled. The value 1 indicates that the incoming communication is scrambled, and the value 0 indicates that it is not scrambled. The IP core determines whether or not the incoming communication is scrambled based on the protocol version.
30:0 rx_scr_seed RO 31'b0 Received scrambler seed. The receiver descrambles the incoming CPRI communication based on this seed.