Commit 1bfb91db authored by James Pallister's avatar James Pallister

Added initial live graph

parent e51e3959
import matplotlib
from matplotlib.pyplot import *
import pyenergy
from time import sleep
em = pyenergy.EnergyMonitor("EE00")
em.connect()
em.enableMeasurementPoint(1)
em.start(1)
xdata = []
ydata = []
ydata2 = []
ydata3 = []
fig = figure()
ion()
show()
gain = 50
resistor = 1
vref = 3
while True:
m = em.getInstantaneous(1)
# m2 = em.getInstantaneous(2)
# m3 = em.getInstantaneous(3)
print m, m3
print m[1] * float(vref)**2 / gain / resistor / 4096**2 * 2
ydata.append(m[1] * float(vref)**2 / gain / resistor / 4096**2 * 2*1000)
# ydata2.append(m2[1] * float(vref)**2 / gain / resistor / 4096**2 * 2)
# ydata3.append(m3[1] * float(vref)**2 / gain / resistor / 4096**2 * 2*1000)
xdata.append(m[2] / 168000000. * 2)
# em.debugInstantaneous(m)
fig.clf()
ax = fig.add_subplot(111)
ax.plot(xdata, ydata, '-')
# ax.plot(xdata, ydata2, '-')
# ax.plot(xdata, ydata3, '-')
# p.set_ydata(ydata)
# p.set_xdata(xdata)
# ax.set_ylim([min(min(ydata),min(ydata3))*0.9, max(max(ydata),max(ydata3))*1.1])
ax.set_ylim([min(ydata)*0.9, max(ydata)*1.1])
ax.set_xlim([min(xdata),max(xdata)])
ax.set_xlabel("Time")
ax.set_ylabel("Current (mA)")
fig.show()
draw()
sleep(0.01)
if len(ydata) > 100:
ydata = ydata[-100:]
# ydata2 = ydata2[-100:]
# ydata3 = ydata3[-100:]
# ydata2 = ydata3[-100:]
xdata = xdata[-100:]
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