def JoinServer(self, port, host):
conn=Connection.Connect(Port=port, IP=host)
if conn.is_connected:
self.ChatGui()
else:
self.UpdateStatus(self.Lan_Status, "Failed to connect to {}:{}".format(port, IP))
self.conn=conn
def connect_shutter(self): # Checks the connection between the shutter
self.connection_dict['shutter_parm'][
'connection'] = Connection.Connect() # Fills the dictionary
try:
shutter_rs.shutter_cnt(self.connection_dict['rm'],
self.connection_dict['shutter_parm']['COM'])
return 1
except:
return -1
def connect_keithley(self): # Checks the connection between the keithley
self.connection_dict['keithley_parm'][
'connection'] = Connection.Connect()
try:
keithley_rs.keithley_cnt(
self.connection_dict['rm'],
self.connection_dict['keithley_parm']['COM'])
return 1
except:
return -1
import visa, Connection
import numpy as np
rm = visa.ResourceManager()
keithley_com_port = 'GPIB2::20::INSTR'
shutter_com_port = 'ASRL3::INSTR'
pixelswitch_com_port = 'ASRL5::INSTR'
keithley_cnt = Connection.Connect()
keithley_cnt.keithley_cnt(rm, keithley_com_port)
shutter_cnt = Connection.Connect()
shutter_cnt.shutter_cnt(rm, shutter_com_port)
pixelswitch_cnt = Connection.Connect()
pixelswitch_cnt.pixelswitch_cnt(rm, pixelswitch_com_port)
## Example of taking JV measurement of each pixel
# setup keithley to measure current at for a given voltage
cmplA = 0.002 # 2 mA, compliance current
src_sec = 0.05 # 50 ms, source delay time
keithley_cnt.Keithley.current_sensing(
cmplA, src_sec) # setup keithley to be current sensing mode
keithley_cnt.Keithley.inst_output_on() # turn on OUTPUT on keithley
# define voltage range
vmin = -0.1 # unit in V
vmax = 1.2 # unit in V
pts = 200 # number of points
voltage_arr = np.linspace(vmin, vmax, pts) # voltage array
