"""
Connect the GND of Phoenix and Analog Box. 
Connect SG2 output to CH) through a level shifter. 
"""
import phm, phmath
p=phm.phm()

p.select_adc(0)
p.set_adc_size(1)
data = p.read_block(800,10,1) 

res = phmath.fit_sine(data)
p.plot(res[0])			# first element is data + fit

print res[1][1]*1.0e6		# parameters Amplitude, freq, phase, Offset
raw_input()			# wait for a Keypress