def test(self):
current_path = os.getcwd()
bitstreams_path = os.path.join(current_path, 'bitstreams')
host = os.getenv('HOST', '192.168.1.100')
client = KClient(host)
assert client.is_connected
ssh = ZynqSSH(host, 'koheron')
ssh.load_pl(os.path.join(bitstreams_path, 'oscillo.bit'))
driver = Oscillo(client, current_mode='pwm')
current = 30 #mA
driver.set_laser_current(current)
driver.start_laser()
assert driver.get_laser_power() > 400
def connect(self):
if not self.is_connected:
self.client = KClient(self.host)
self.connection_info.setText('Connecting to ' + self.host + ' ...')
if self.client.is_connected:
self.connection_info.setText('Connected to ' + self.host)
self.is_connected = True
self.connect_button.setStyleSheet('QPushButton {color: red;}')
self.connect_button.setText('Disconnect')
self.parent.connected()
self.ssh = ZynqSSH(self.host, 'koheron')
else:
self.connection_info.setText('Failed to connect to ' +
self.host)
else:
if hasattr(self, 'client'):
self.client.__del__()
self.connection_info.setText('Disconnected')
self.parent.disconnected()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.is_connected = False
def connect(self):
if not self.is_connected:
self.client = KClient(self.host)
self.connection_info.setText('Connecting to '+self.host+' ...')
if self.client.is_connected:
self.connection_info.setText('Connected to '+self.host)
self.is_connected = True
self.connect_button.setStyleSheet('QPushButton {color: red;}')
self.connect_button.setText('Disconnect')
self.parent.connected()
self.ssh = ZynqSSH(self.host, 'koheron')
else:
self.connection_info.setText('Failed to connect to '+self.host)
else:
if hasattr(self,'client'):
self.client.__del__()
self.connection_info.setText('Disconnected')
self.parent.disconnected()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.is_connected = False
class ConnectWidget(QtGui.QWidget):
def __init__(self, parent, ip_path=None):
super(ConnectWidget, self).__init__()
self.parent = parent
self.ip_path = ip_path
self.host = ''
self.is_connected = False
self.lay = QtGui.QVBoxLayout()
self.lay_connectButton = QtGui.QHBoxLayout()
self.lay_connectionInfo = QtGui.QHBoxLayout()
self.line = []
for i in range(4):
self.line.append(QtGui.QLineEdit())
self.line[i].setFixedWidth(40)
self.line[i].setAlignment(QtCore.Qt.AlignCenter)
self.point = []
for i in range(3):
self.point.append(QtGui.QLabel('.'))
for i in range(3):
self.lay_connectButton.addWidget(self.line[i])
self.lay_connectButton.addWidget(self.point[i])
self.lay_connectButton.addWidget(self.line[3])
self.connect_button = QtGui.QPushButton()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.connect_button.setFixedWidth(80)
self.lay_connectButton.addWidget(self.connect_button)
self.lay.addLayout(self.lay_connectButton)
self.connection_info = QtGui.QLabel('')
self.lay_connectionInfo.addWidget(self.connection_info)
self.lay.addLayout(self.lay_connectionInfo)
self.setLayout(self.lay)
if not os.path.exists(self.ip_path):
os.makedirs(self.ip_path)
if os.path.exists(self.ip_path):
try:
with open(os.path.join(self.ip_path, 'ip_address' + '.json')) as fp:
json_data = fp.read()
parameters = json.loads(json_data)
IP = parameters['TCP_IP']
except:
IP = ['192','168','1','1']
for i in range(4):
self.line[i].setText(str(IP[i]))
for i in range(3):
self.host += self.line[i].text() + '.'
self.host += self.line[3].text()
self.host = str(self.host)
self.line[0].textChanged.connect(lambda: self.ip_changed(0))
self.line[1].textChanged.connect(lambda: self.ip_changed(1))
self.line[2].textChanged.connect(lambda: self.ip_changed(2))
self.line[3].textChanged.connect(lambda: self.ip_changed(3))
self.connect_button.clicked.connect(self.connect)
def ip_changed(self, index):
self.host = ''
IP = []
for i in range(3):
self.host += self.line[i].text() + '.'
self.host += self.line[3].text()
self.host = str(self.host)
for i in range(4):
IP.append(str(self.line[i].text()))
parameters = {}
parameters['TCP_IP'] = IP
if not os.path.exists(self.ip_path):
os.makedirs(self.ip_path)
with open(os.path.join(self.ip_path, 'ip_address' + '.json'), 'w') as fp:
json.dump(parameters, fp)
if self.line[index].cursorPosition() == 3 and index < 3 :
self.line[index+1].setFocus()
self.line[index+1].selectAll()
def connect(self):
if not self.is_connected:
self.client = KClient(self.host)
self.connection_info.setText('Connecting to '+self.host+' ...')
if self.client.is_connected:
self.connection_info.setText('Connected to '+self.host)
self.is_connected = True
self.connect_button.setStyleSheet('QPushButton {color: red;}')
self.connect_button.setText('Disconnect')
self.parent.connected()
self.ssh = ZynqSSH(self.host, 'koheron')
else:
self.connection_info.setText('Failed to connect to '+self.host)
else:
if hasattr(self,'client'):
self.client.__del__()
self.connection_info.setText('Disconnected')
self.parent.disconnected()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.is_connected = False
class ConnectWidget(QtGui.QWidget):
def __init__(self, parent, ip_path=None):
super(ConnectWidget, self).__init__()
self.parent = parent
self.ip_path = ip_path
self.host = ''
self.is_connected = False
self.lay = QtGui.QVBoxLayout()
self.lay_connectButton = QtGui.QHBoxLayout()
self.lay_connectionInfo = QtGui.QHBoxLayout()
self.line = []
for i in range(4):
self.line.append(QtGui.QLineEdit())
self.line[i].setFixedWidth(40)
self.line[i].setAlignment(QtCore.Qt.AlignCenter)
self.point = []
for i in range(3):
self.point.append(QtGui.QLabel('.'))
for i in range(3):
self.lay_connectButton.addWidget(self.line[i])
self.lay_connectButton.addWidget(self.point[i])
self.lay_connectButton.addWidget(self.line[3])
self.connect_button = QtGui.QPushButton()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.connect_button.setFixedWidth(80)
self.lay_connectButton.addWidget(self.connect_button)
self.lay.addLayout(self.lay_connectButton)
self.connection_info = QtGui.QLabel('')
self.lay_connectionInfo.addWidget(self.connection_info)
self.lay.addLayout(self.lay_connectionInfo)
self.setLayout(self.lay)
if not os.path.exists(self.ip_path):
os.makedirs(self.ip_path)
if os.path.exists(self.ip_path):
try:
with open(os.path.join(self.ip_path,
'ip_address' + '.json')) as fp:
json_data = fp.read()
parameters = json.loads(json_data)
IP = parameters['TCP_IP']
except:
IP = ['192', '168', '1', '1']
for i in range(4):
self.line[i].setText(str(IP[i]))
for i in range(3):
self.host += self.line[i].text() + '.'
self.host += self.line[3].text()
self.host = str(self.host)
self.line[0].textChanged.connect(lambda: self.ip_changed(0))
self.line[1].textChanged.connect(lambda: self.ip_changed(1))
self.line[2].textChanged.connect(lambda: self.ip_changed(2))
self.line[3].textChanged.connect(lambda: self.ip_changed(3))
self.connect_button.clicked.connect(self.connect)
def ip_changed(self, index):
self.host = ''
IP = []
for i in range(3):
self.host += self.line[i].text() + '.'
self.host += self.line[3].text()
self.host = str(self.host)
for i in range(4):
IP.append(str(self.line[i].text()))
parameters = {}
parameters['TCP_IP'] = IP
if not os.path.exists(self.ip_path):
os.makedirs(self.ip_path)
with open(os.path.join(self.ip_path, 'ip_address' + '.json'),
'w') as fp:
json.dump(parameters, fp)
if self.line[index].cursorPosition() == 3 and index < 3:
self.line[index + 1].setFocus()
self.line[index + 1].selectAll()
def connect(self):
if not self.is_connected:
self.client = KClient(self.host)
self.connection_info.setText('Connecting to ' + self.host + ' ...')
if self.client.is_connected:
self.connection_info.setText('Connected to ' + self.host)
self.is_connected = True
self.connect_button.setStyleSheet('QPushButton {color: red;}')
self.connect_button.setText('Disconnect')
self.parent.connected()
self.ssh = ZynqSSH(self.host, 'koheron')
else:
self.connection_info.setText('Failed to connect to ' +
self.host)
else:
if hasattr(self, 'client'):
self.client.__del__()
self.connection_info.setText('Disconnected')
self.parent.disconnected()
self.connect_button.setStyleSheet('QPushButton {color: green;}')
self.connect_button.setText('Connect')
self.is_connected = False
import initExample from lase.core import KClient # Driver to use from lase.drivers import Oscillo # Modules to import import numpy as np import matplotlib.pyplot as plt import time # Connect to Lase host = '192.168.1.4' # Lase IP address client = KClient(host) driver = Oscillo(client) # Replace with appropriate driver # Enable laser driver.start_laser() # Set laser current current = 15 #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()