基于verilog的fir滤波器设计，用的并行结构。在前面基础上加入四级流水（加法器，并行乘法器，乘法结果相加两级），通过验证。-Verilog-based design of fir filter using the parallel architecture. In front of the basis of adding four water (adder, parallel multiplier, multiply the result of the sum of two), through the verification.