VHDL实现的16B/20B编码器。由两个8B/10B编码器组成。级联实现。-VHDL implementation 16B/20B encoder. Composed by two 8B/10B encoder. Cascade realization.

VHDL实现的16B/20B解码器。包含两个8B/10B解码器。采用级联方式实现-VHDL implementation 16B/20B decoder. Contains two 8B/10B decoder. Be achieved by cascading