// Butterworth HPF
// Sampling Frequency =   44100.0
// cutoff1 =    3000.0
// Order = 6th
// Quantized by 15 [bits]
// **** 1st biquad ****
    assign  a0_A = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0011011100110011;
    assign  a1_A = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1001000110011001;
    assign  a2_A = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0011011100110011;
    assign  b1_A = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0110100100110101;
    assign  b2_A = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1100110001100110;
// **** 2nd biquad ****
    assign  a0_B = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0010111101000101;
    assign  a1_B = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1010000101110101;
    assign  a2_B = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0010111101000101;
    assign  b1_B = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0101101000011000;
    assign  b2_B = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1101110100000010;
// **** 3rd biquad ****
    assign  a0_C = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0010101110100110;
    assign  a1_C = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1010100010110011;
    assign  a2_C = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0010101110100110;
    assign  b1_C = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b0101001100110001;
    assign  b2_C = sw0 == 1'b0 ? 16'b0000000000000000 : 16'b1110010010010111;