Coding & Line Codes

IP blocks

• 4-Bit Hex to 7-Segment Display Decoder verilogsimsyn

  Combinational logic module that decodes 4-bit hexadecimal inputs into 7-segment display signals with configurable active-high or active-low polarity.

• 4b/6b Run-Length Limited Encoder systemverilogsimsyn

  A 4b/6b Run-Length Limited encoder and decoder with disparity control for DC balance.

• 8-Bit Differential Encoder/Decoder (NRZ-D) verilogsimsyn

  An 8-bit parallel differential encoder and decoder implementing NRZ-D coding with a ripple-chain XOR logic and synchronous state management.

• 8-bit Huffman Encoder (Static Table) systemverilogsimsyn

  Streaming Huffman encoder for 8-bit symbols using a precomputed static code table and ready/valid handshakes.

• 8-Bit Manchester Encoder (IEEE 802.3 Compliant) verilogsimsyn

  An 8-bit parallel-to-serial Manchester encoder with Ready/Valid handshake and backpressure support.

• 8-Bit Nibble-Swap Endian Converter verilogsimsyn

  Combinational module that swaps the high and low nibbles of an 8-bit input word.

• 8-Bit Parallel Descrambler verilogsimsyn

  Combinational 8-bit parallel descrambler using a fixed XOR mask to reverse scrambling operations.

• 8-Bit Run-Length Decoder (RLE) verilogsimsyn

  An 8-bit Run-Length Decoder that repeats an input value for a specified count.

• 8b/10b Encoder and Decoder verilogsimsyn

  A dual-mode 8b/10b encoder and decoder with running disparity support and control character handling.

• Golay (24,12) Encoder with Syndrome Calculator systemverilogsimsyn

  Fully synthesizable Golay (24,12) block encoder with streaming interface and syndrome calculation.

• Hamming (7,4) Decoder verilogsimsyn

  A synchronous Hamming (7,4) error-correcting decoder that detects and corrects single-bit errors in a 7-bit codeword, outputting the corrected 4-bit data.

• Hamming (7,4) Encoder verilogsimsyn

  Hamming (7,4) Encoder

• HDLC Bit Stuffing (5 Ones) verilogsimsyn

  Inserts a zero bit after five consecutive one bits in a serial data stream for HDLC framing.

• HDLC Bit-Stuff Remover verilogsimsyn

  Removes stuffed zero bits from an HDLC serial data stream after five consecutive ones.

• NRZ-to-NRZI Line Encoder verilogsimsyn

  NRZ-to-NRZI Line Encoder

• NRZI to NRZ Decoder verilogsimsyn

  Converts NRZI encoded signals to standard NRZ format by detecting transitions.

• Reed-Solomon (8b) Encoder verilogsimsyn

  A Reed-Solomon encoder for 8-bit symbols using GF(2^8) arithmetic with generator polynomial x^2 + 0x03*x + 0x02.

• Reversible 8b/10b Encoder (No-Data-Loss, Low-Power) systemverilogsimsyn

  Implements 8b/10b encoding with DC balance and run-length constraints using deterministic lookup tables.

• Scramble LFSR Stream 8-bit verilogsimsyn

  An 8-bit scrambler using a Galois LFSR with polynomial x^8 + x^6 + x^5 + x^4 + 1. It XORs input data with the LFSR state for data randomization.

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