an FIR code which is writen in vhdl. this entity has clk and reseet inputs, and the filter output is provided as well. the coefficients of the filter are passed using a set of constants.

基于VHDL的IIR滤波器设计 用并行处理有耗积分器III的形式设计的二阶IIR巴特沃斯低通数字滤波器 -VHDL-based IIR filter design with parallel processing of lossy integrator III design in the form of second-order IIR Butterworth low-pass digital filter