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Cyclic Redundancy Check Coding

Cyclic redundancy checks, generator, syndrome, CRC-N generator, CRC-N syndrome

Communications System Toolbox™ includes tools for performing cyclic redundancy checks using either MATLAB® or Simulink®.

System Objects

comm.CRCDetector Detect errors in input data using CRC
comm.CRCGenerator Generate CRC code bits and append to input data
comm.HDLCRCDetector Detect errors in input data using HDL-optimized CRC
comm.HDLCRCGenerator Generate HDL-optimized CRC code bits and append to input data

Blocks

CRC-N Generator Generate CRC bits according to CRC method and append to input data frames
CRC-N Syndrome Detector Detect errors in input data frames according to selected CRC method
General CRC Generator Generate CRC bits according to generator polynomial and append to input data frames
General CRC Generator HDL Optimized Generate CRC code bits and append to input data, optimized for HDL code generation
General CRC Syndrome Detector Detect errors in input data frames according to generator polynomial
General CRC Syndrome Detector HDL Optimized Detect errors in input data using CRC

Topics

Error Detection and Correction

Detecting errors using CRC codes

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