Vhdl code with the simulation program described in the communication system. Including the source (20 m sequence), crc code (using the serial algorithm), noise (with 22 m sequence generated sparse 1, then the encoded data and XOR).

add_noise.vhd
communications_top.vhd
crc_cording.vhd
m_sequence.vhd
receive_data.vhd
send_data.vhd
Waveform Editor communications_top.awf
Waveform Editor send_data.awf

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