%% 
M = 2; 
current = 265; 
power = 8.4; 
rolloff = 0.6; 
baudrate = 20; 
baudrate_e = "2e10";

num_pf_coeff = 4; 
taps_ffe = [200, 0, 0]; 
taps_dfe = [0, 0, 0]; 
trlength = 4096*2; 
filter_length = 140; 
num_signal = 1;
eq_method = 1;

BER_run = first_analysis_fso(current, power, baudrate, baudrate_e, rolloff, ... 
    num_pf_coeff, taps_ffe, taps_dfe, M, trlength, eq_method, filter_length, num_signal);