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Communication 61
Xilinx Blocks
Block Parameters Dialog Box
The RS Decoder block can be configured using its Block Parameters dialog box.
Figure 3-40: Reed-Solomon Decoder block parameters dialog box
Parameters specific to the RS Decoder block are:
• Code Specification: specifies the type of RS Decoder desired. The choices
are:
♦ Custom: allows you to set all the block parameters.
♦ ATSC: implements ATSC (Advanced Television Systems Committee) stan-
dard (207, 187) shortened RS code.
♦ CCSDS: implements CCSDS (Consultative Committee for Space Data
Systems) standard full length and shortened RS code.
♦ DVB: implements DVB (Digital Video Broadcasting) standard (204, 188)
shortened RS code.
♦ IESS-308 (126): implements IESS-308 (INTELSAT Earth Station Standard)
specification (126, 112) shortened RS code.
♦ IESS-308 (194): implements IESS-308 specification (194, 178) shortened RS
code.