Channel Valid Register (0x20) - 2.0 English

UHD SDI Audio LogiCORE IP Product Guide (PG309)

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Table 1. Channel Valid Register - UHD-SDI Audio (Extract)
Bit Field Name Access Type Default Value Description
31:0 valid_chan R/W 0xFFFFFFFF When set to 1, each bit enables the transmission of that audio channel on AXI4-S interface. Setting this to 0 blocks the audio channel from coming on AXI4-S interface. For example, if the incoming SDI stream is having 16-channels of audio and you want to extract only Group 2, this register should be set to 0x0000_00F0.
  • Bit [0] - Channel 1 Valid
  • Bit [1] - Channel 2 Valid


  • Bit [31] - Channel 32 Valid