Lines Matching defs:lpf
385 double lpf[27]; /* FIR lowpass filter */
746 double lpf; /* lowpass signal */
804 lpf = (up->lpf[26] = up->lpf[25]) * 2.538771e-02;
805 lpf += (up->lpf[25] = up->lpf[24]) * 1.084671e-01;
806 lpf += (up->lpf[24] = up->lpf[23]) * 2.003159e-01;
807 lpf += (up->lpf[23] = up->lpf[22]) * 2.985303e-01;
808 lpf += (up->lpf[22] = up->lpf[21]) * 4.003697e-01;
809 lpf += (up->lpf[21] = up->lpf[20]) * 5.028552e-01;
810 lpf += (up->lpf[20] = up->lpf[19]) * 6.028795e-01;
811 lpf += (up->lpf[19] = up->lpf[18]) * 6.973249e-01;
812 lpf += (up->lpf[18] = up->lpf[17]) * 7.831828e-01;
813 lpf += (up->lpf[17] = up->lpf[16]) * 8.576717e-01;
814 lpf += (up->lpf[16] = up->lpf[15]) * 9.183463e-01;
815 lpf += (up->lpf[15] = up->lpf[14]) * 9.631951e-01;
816 lpf += (up->lpf[14] = up->lpf[13]) * 9.907208e-01;
817 lpf += (up->lpf[13] = up->lpf[12]) * 1.000000e+00;
818 lpf += (up->lpf[12] = up->lpf[11]) * 9.907208e-01;
819 lpf += (up->lpf[11] = up->lpf[10]) * 9.631951e-01;
820 lpf += (up->lpf[10] = up->lpf[9]) * 9.183463e-01;
821 lpf += (up->lpf[9] = up->lpf[8]) * 8.576717e-01;
822 lpf += (up->lpf[8] = up->lpf[7]) * 7.831828e-01;
823 lpf += (up->lpf[7] = up->lpf[6]) * 6.973249e-01;
824 lpf += (up->lpf[6] = up->lpf[5]) * 6.028795e-01;
825 lpf += (up->lpf[5] = up->lpf[4]) * 5.028552e-01;
826 lpf += (up->lpf[4] = up->lpf[3]) * 4.003697e-01;
827 lpf += (up->lpf[3] = up->lpf[2]) * 2.985303e-01;
828 lpf += (up->lpf[2] = up->lpf[1]) * 2.003159e-01;
829 lpf += (up->lpf[1] = up->lpf[0]) * 1.084671e-01;
830 lpf += up->lpf[0] = disc * 2.538771e-02;
847 chu_uart(sp, -lpf * AGAIN);