def speed_test(host, n_pts=1000):
time_array = np.zeros(n_pts)
client = load_instrument(host, instrument='oscillo')
driver = Oscillo(client)
driver.set_averaging(False)
t0 = time.time()
t_prev = t0
for i in range(n_pts):
if cmd == 'get_adc':
driver.get_adc()
elif cmd == 'get_num_average':
driver.get_num_average()
t = time.time()
time_array[i] = t - t_prev
print host, i, time_array[i]
t_prev = t
print np.median(time_array)
plt.plot(time_array)
driver.close()
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import initExample
import os
import time
import numpy as np
import matplotlib.pyplot as plt
from utilities import load_instrument
from ldk.drivers import Oscillo
host = os.getenv('HOST','192.168.1.100')
client = load_instrument(host, instrument='oscillo')
driver = Oscillo(client)
# Enable laser
driver.start_laser()
# Set laser current
current = 30 # mA
driver.set_laser_current(current)
# Modulation on DAC
amp_mod = 0.2
freq_mod = 1e6
driver.dac[1, :] = amp_mod*np.sin(2 * np.pi * freq_mod * driver.sampling.t)
driver.set_dac()
# Signal on ADC
driver.get_adc()
