import numpy
import numpy.fft
from matplotlib.pyplot import *
import pycanum.main as pycan

can = pycan.Sysam("SP5")
can.config_entrees([0,1],[10,10])
fe= # à choisir
T= # à choisir 
te=1/fe
N=int(T/te)
can.config_echantillon(te*1e6,N)
can.acquerir()
t=can.temps()[0]
U=can.entrees()
can.fermer()
u0 = U[0]
u1 = U[1]
N=len(u0)
T=te*N
spectre0 = numpy.absolute(numpy.fft.fft(u0))*2.0/N
spectre1 = numpy.absolute(numpy.fft.fft(u1))*2.0/N
frequences = numpy.arange(N)*1.0/T 

figure()
subplot(211)
plot(frequences,spectre0)
#xlim(0,1000)

subplot(212)
plot(frequences,spectre1)
#xlim(0,1000)
xlabel("f (Hz)")

show()