Detect steps with a piezo sensor connected to an Arduino
Arduino: Arduino Mega 2560
Sensor: Piezo Element 1,3kHz 48nF (PLS 3112)
Additional Element: 1 Mega Ohm Resistor
Arduino IDE: 1.0.4
Python 2.7.3
How to plot the results from the sample file:
import matplotlib.pyplot as plt
plt.plotfile('piezo_sensor_sample_30_sec.csv', delimiter='\t', cols=(0, 1))
plt.show()