oscc-ip / crc

An APB4-based CRC Controller

CRC

Features

• Max 32-bit CRC code calculation
• Multiple CRC polynomials support
  • CRC8 - 0x07
  • CRC16 - 0x1021
  • CRC16 - 0x8005
  • CRC32 - 04c11db7
• Input byte reverse support
• Output bit reverse support
• Programmable init data register and ouput XOR data register
• Internal LFSR technique implementation
• Internal 1KB CRC value look-up table
• 4 APB4 clock cycle calculation peroid
• Static synchronous design
• Full synthesizable

Build and Test

make comp    # compile code with vcs
make run     # compile and run test with vcs
make wave    # open fsdb format waveform with verdi