examples/fir: better filter

diff --git a/examples/sim/fir.py b/examples/sim/fir.py
index e113154ac777e52a90c0f9b708b3e403958653ab..2a4817d55f29cb2ddbc39836b948723a9e8bb55f 100644 (file)
--- a/examples/sim/fir.py
+++ b/examples/sim/fir.py
@@ -52,18 +52,18 @@ class TB(PureSimulable):
 
 def main():
        # Compute filter coefficients with SciPy.
-       coef = signal.remez(80, [0, 0.1, 0.1, 0.5], [1, 0])
+       coef = signal.remez(30, [0, 0.1, 0.2, 0.4, 0.45, 0.5], [0, 1, 0])
        fir = FIR(coef)
        
        # Simulate for different frequencies and concatenate
        # the results.
        in_signals = []
        out_signals = []
-       for frequency in [0.05, 0.07, 0.1, 0.15, 0.2]:
+       for frequency in [0.05, 0.1, 0.25]:
                tb = TB(fir, frequency)
                fragment = autofragment.from_local()
                sim = Simulator(fragment)
-               sim.run(100)
+               sim.run(200)
                del sim
                in_signals += tb.inputs
                out_signals += tb.outputs