说明：  完成一个FIR数字滤波器的设计。要求： 1、 基于直接型和分布式两种算法。 2、 输入数据宽度为8位，输出数据宽度为16位。 3、 滤波器的阶数为16阶，抽头系数分别为h[0]=h[15]=0000，h[1]=h[14]=0065，h[2]=h[13]=018F，h[3]=h[12]=035A，h[4]=h[11]=0579，h[5]=h[10]=078E，h[6]=h[9]=0935，h[7]=h[8]=0A1F。
(Completion of a FIR digital filter design. Requirements: one, based on the direct type and distributed two algorithms. 2, input data width of 8, the output data width of 16. 3, filter order of 16 bands, tap coefficients for h [0] = h [15] = 0000, h [1] = h [14] = 0065, h [2] = h [13] = 018F , h [3] = h [12] = 035A, h [4] = h [11] = 0579, h [5] = h [10] = 078E, h [6] = h [9] = 0935, h [7] = h [8] = 0A1F.)