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24 lines
429 B
Python
24 lines
429 B
Python
import numpy as np
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import pylab
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import common
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import loop
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t = np.arange(0.1*common.Fs) * common.Ts
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f = common.Fc * (1 + 10e-6)
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x = np.sin(2*np.pi*f*t)
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fl = loop.FreqLoop(iter(x), [common.Fc])
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S = []
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gain = common.Nsym / (2*np.pi)
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for s, in fl:
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y = np.round(s)
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if abs(y) > 0:
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err = -np.angle(s / y) * gain
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S.append([err])
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fl.sampler.offset += 0.5*err
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S = np.array(S)
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pylab.plot(S)
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pylab.show()
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