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diff --git a/equipment_control/cm110.py b/equipment_control/cm110.py
index 8658953f32c981bde4bcb138bfd2d668bbe6e93f..3c10e61a006374dc7207fc24288ec5c2bbe43fe3 100644
--- a/equipment_control/cm110.py
+++ b/equipment_control/cm110.py
@@ -7,11 +7,11 @@ class cm110(equipment.equipment):
"""Class to control CM110 monochromator"""
model="CM110"
company="Spectral Product"
- link="https://www.spectralproducts.com/CM110"
+ url="https://www.spectralproducts.com/CM110"
def __init__(self,port):
self.serial_resource = serial.Serial(
- port='COM5',
+ port=port,
baudrate=9600,
parity=serial.PARITY_NONE,
stopbits=serial.STOPBITS_ONE,
diff --git a/equipment_control/dmm.py b/equipment_control/dmm.py
index 7444a6e546c2627dbc82c3447a744bd2e304f393..62256bd1b223e4abc8549f795552b21ade9ca0b3 100644
--- a/equipment_control/dmm.py
+++ b/equipment_control/dmm.py
@@ -1,4 +1,5 @@
import equipment_control.equipment as equipment
+import time
class dmm(equipment.equipment):
@@ -7,45 +8,78 @@ class dmm(equipment.equipment):
company="Keithley"
url="https://www.tek.com/en/products/keithley/benchtop-digital-multimeter"
- def initialize(self, mode, autozero=True, offset_compensation=True, nplc=1,timeout=10e3):
+ def initialize(self, mode, autozero=True, offset_compensation=True, nplc=1,timeout=10e3,digits=6,k2000=False,continuous_trigger=False,disp_enable=True):
"""
mode:
- "voltage": voltage measurement
- "current": current measurement
- "resistance": resistance measurement
- - "4 wires": 4 wires measurement
+ - "4 wires": 4wires measurement
"""
+ self.continuous_trigger=continuous_trigger
+ self.k2000=k2000
self.pyvisa_resource.write("*RST")
# self.set_connection_parameter_dic({"write_termination":'\r\n',"read_termination":'\r\n',"send_end":True})
- if mode=="voltage":
- self.pyvisa_resource.write(":SENS:FUNC 'VOLT'")
- elif mode=="current":
- self.pyvisa_resource.write(":SENS:FUNC 'CURR'")
- elif mode=="resistance":
- self.pyvisa_resource.write(":SENS:FUNC 'RES'")
- elif mode=="4 wires":
- self.pyvisa_resource.write(":SENS:FUNC 'FRES'")
-
-
- self.pyvisa_resource.write(":SENS:FRES:RANG:AUTO ON") # set automatic range
- self.pyvisa_resource.write(":DISP:DIG MAX") # Query largest allowable display resolutio
- self.pyvisa_resource.write(":DISP:ENAB ON") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
- self.pyvisa_resource.write("INIT:CONT ON") # able continuous triggering
-
- if offset_compensation:
- self.pyvisa_resource.write(":SENS:FRES:OCOM ON") # enable offset compensation
- else:
- self.pyvisa_resource.write(":SENS:FRES:OCOM OFF")
-
- if autozero:
- self.pyvisa_resource.write(":SENS:FRES:AZER ON") # enable auto-zero
+ mode_name={"voltage":"VOLT", "current":"CURR", "resistance":"RES", "4wires":"FRES", "4 wires":"FRES"}
+
+ self.pyvisa_resource.write(":SENS:FUNC '%s'"%mode_name[mode])
+
+ self.pyvisa_resource.write(":SENS:%s:RANG:AUTO ON"%mode_name[mode]) # set automatic range
+
+
+ if k2000:
+ self.pyvisa_resource.write(":SENS:%s:DIG %d"%(mode_name[mode],digits))
+ if disp_enable:
+ self.pyvisa_resource.write(":DISP:ENAB ON") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+ else:
+ self.pyvisa_resource.write(":DISP:ENAB OFF") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+
+ if continuous_trigger:
+ self.pyvisa_resource.write("INIT:CONT ON") # able continuous triggering
+ else:
+ self.pyvisa_resource.write("INIT:CONT OFF") # able continuous triggering
+
else:
- self.pyvisa_resource.write(":SENS:FRES:AZER OFF")
-
- self.pyvisa_resource.write(":SENS:FRES:NPLC %d"%nplc) # set NPLC. For a PLC of 1, the integration period would be 1/50 (for 50Hz line power) which is 20 msec
-
+ if disp_enable:
+ self.pyvisa_resource.write(":DISP:LIGHT:STAT ON100") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+ else:
+ self.pyvisa_resource.write(":DISP:LIGHT:STAT OFF") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+
+ self.pyvisa_resource.write(":DISP:%s:DIG %d"%(mode_name[mode],digits))
+ self.pyvisa_resource.write(":SENS:%s:NPLC %d"%(mode_name[mode],nplc)) # set NPLC. For a PLC of 1, the integration period would be 1/50 (for 50Hz line power) which is 20 msec
+
+ # if mode_name[mode]=="RES" or mode_name[mode]=="FRES":
+
+ # if offset_compensation:
+ # self.pyvisa_resource.write(":%s:OCOM ON"%mode_name[mode]) # enable offset compensation
+ # else:
+ # self.pyvisa_resource.write(":%s:OCOM OFF"%mode_name[mode])
+
+ if autozero:
+ self.pyvisa_resource.write(":%s:AZER ON"%mode_name[mode]) # enable auto-zero
+ else:
+ self.pyvisa_resource.write(":%s:AZER OFF"%mode_name[mode])
+
+ if continuous_trigger:
+ self.pyvisa_resource.write("TRIG:CONT REST") # able continuous triggering
+ else:
+ self.pyvisa_resource.write("TRIG:CONT OFF")
def read_single(self):
- data=self.pyvisa_resource.query("READ?")
+ if self.k2000:
+ if self.continuous_trigger:
+ data=self.pyvisa_resource.query("FETCH?")
+ else:
+ data=self.pyvisa_resource.query("READ?")
+ else:
+ if self.continuous_trigger:
+ self.pyvisa_resource.write("TRIG:CONT OFF")
+ time.sleep(0.1)
+ data=self.pyvisa_resource.query("MEAS?")
+ self.pyvisa_resource.write("TRIG:CONT REST")
+ else:
+ data=self.pyvisa_resource.query("MEAS?")
+
return float(data)
+
diff --git a/equipment_control/equipment.py b/equipment_control/equipment.py
index 739c56604aa389024521c6ee3617cb77277cff6f..d275b920846371dece200396baac7b90b4fea9c8 100644
--- a/equipment_control/equipment.py
+++ b/equipment_control/equipment.py
@@ -51,25 +51,42 @@ class equipment():
def close_connection(self):
self.pyvisa_resource.close()
- def write_in_file(self,file_path,data,delimiter=",",extension="txt"):
+ def write_in_file(self,file_path,data,delimiter=",",extension="txt",overwrite=False,header=None,date=True):
if file_path.split(".")[-1]=="csv":
delimiter=","
# Create file and header
- f = open(file_path, "a")
- f.write("%s\n"%(datetime.datetime.now().strftime("%c")))
+ if overwrite:
+ f = open(file_path, "w")
+ else:
+ f = open(file_path, "a")
+
+ if date:
+ f.write("# %s\n"%(datetime.datetime.now().strftime("%c")))
- shape=np.shape(data)
+ if isinstance(header, str):
+ for line in header.split("\n"):
+ f.write("# "+line+"\n")
+
- if len(shape)==1:
+ shape=np.shape(data)
+ if len(shape)==0:
+ f.write("%.6E\n"%(data))
+ elif len(shape)==1:
for i in range(shape[0]):
- f.write("%.6f\n"%(data[i]))
+ if i==0:
+ f.write("%.6E"%(data[i]))
+ else:
+ f.write("%s%.6E"%(delimiter,data[i]))
+
+ f.write("\n")
+
elif len(shape)==2:
for i in range(shape[0]):
for j in range(shape[1]):
if j==0:
- f.write("%.6f"%(data[i,j]))
+ f.write("%.6E"%(data[i,j]))
else:
- f.write("%s%.6f"%(delimiter,data[i,j]))
+ f.write("%s%.6E"%(delimiter,data[i,j]))
f.write("\n")
f.close()
diff --git a/equipment_control/example/single_equipment/dmm_script.py b/equipment_control/example/single_equipment/dmm_script.py
new file mode 100644
index 0000000000000000000000000000000000000000..cf0643d7e2c07cde7469046a86dcd49b8555f233
--- /dev/null
+++ b/equipment_control/example/single_equipment/dmm_script.py
@@ -0,0 +1,68 @@
+
+
+# =============================================================================
+# 1. Import classes and modules
+# =============================================================================
+
+import sys
+#sys.path.insert(1, '/path/to/application/app/folder')
+sys.path.insert(1, 'D:/Roisin/Documents/chopes')
+
+import equipment_control.equipment as eq
+import equipment_control.dmm as dmm
+import time
+
+# =============================================================================
+# 2. List available connections (chopes use pyvisa package for communicate with most equipments)
+# =============================================================================
+rm=eq.resource_manager()
+list_connections= eq.available_connections()
+print("Available connections: %s"%str(list_connections))
+
+# =============================================================================
+# 3. Connection to the equipments
+# =============================================================================
+mydmm=dmm.dmm('USB0::0x05E6::0x6500::04529651::INSTR',timeout=1e3)
+
+# =============================================================================
+# 4. Measurement parameters
+# =============================================================================
+units={"voltage":"V", "current":"A", "resistance":"Ohms", "4wires":"Ohms"}
+
+mode="current"
+autozero=True
+offset_compensation=True
+nplc=1
+digits=4
+continuous_trigger = False
+disp_enable=True
+k2000=False
+file_path='temp.txt'
+t_init=time.time()
+
+# =============================================================================
+# 5. Initialization of the equipments
+# =============================================================================
+mydmm.initialize( mode=mode, autozero=autozero, offset_compensation=offset_compensation,
+ continuous_trigger=continuous_trigger, digits=digits,nplc=nplc,disp_enable=disp_enable
+ ,k2000=k2000)
+
+# =============================================================================
+# 6. Measurement script
+# =============================================================================
+data=mydmm.read_single()
+t_data=time.time()-t_init
+print("%s measured: %E %s"%(mode,data,units[mode]))
+# =============================================================================
+# 7. Close connection
+# =============================================================================
+mydmm.close_connection()
+
+
+# =============================================================================
+# 8. Save data
+# =============================================================================
+data_to_write=[t_data,data]
+header="Time (s), %s (%s)"%(mode,units[mode])
+mydmm.write_in_file(file_path,data_to_write,header=header,date=True,overwrite=True)
+mydmm.write_in_file(file_path,data_to_write,header=None,date=False,overwrite=False)
diff --git a/equipment_control/example/single_equipment/hp4145_script.py b/equipment_control/example/single_equipment/hp4145_script.py
index 93848b6825f6e783b3e9befcc0d4e24629fe129e..5c50d64c5a01ec1d06b1d5200b64c0eb787e49a5 100644
--- a/equipment_control/example/single_equipment/hp4145_script.py
+++ b/equipment_control/example/single_equipment/hp4145_script.py
@@ -6,47 +6,60 @@ import sys
#sys.path.insert(1, '/path/to/application/app/folder')
sys.path.insert(1, 'D:/Roisin/Documents/chopes')
-import equipment_control.equipment as eq
-import equipment_control.hp4145 as hp4145
-
+import equipment_control.equipment as eq # Parent class that handle the connections with the equipments
+import equipment_control.hp4145 as hp4145 # Child class that inherits from equipment parent class
+import traceback # to write error message in try/except command
+import datetime
# =============================================================================
# 2. List available connections (chopes use pyvisa package for communicate with most equipments)
# =============================================================================
-rm=eq.resource_manager()
-list_connections= eq.available_connections()
-print("Available connections: %s"%str(list_connections))
+rm=eq.resource_manager() # you can use the function from equipment class or directly the pyvisa command rm = pyvisa.ResourceManager()
+list_connections= eq.available_connections(rm=rm) # you can use the function from equipment class or directly the pyvisa command rm.list_resources()
+print("-------------------------------------------------\n Available connections: %s"%str(list_connections))
# =============================================================================
# 3. Connection to the equipments
# =============================================================================
-myHP4145=hp4145.hp4145("GPIB0::1::INSTR")
+myHP4145=hp4145.hp4145("GPIB0::1::INSTR",timeout=100e3)
# =============================================================================
# 4. Measurement parameters
# =============================================================================
file_path='temp.txt'
-mode="voltage sweep"
-number_channel=4
-smu_bias={"SMU2":0,"SMU3":0,"SMU4":0}
+smu_type={"SMU1":"voltage","SMU2":"current","SMU3":"current","SMU4":"current"}
+smu_used={"SMU1":"on","SMU2":"off","SMU3":"on","SMU4":"on"}
+smu_master=1
+smu_bias={"SMU1":10,"SMU2":0,"SMU3":0,"SMU4":0}
smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6}
-sweep_param={"start":0,"stop":1,"step":0.1}
+sweep_param={"start":0,"stop":1,"step":0.05}
+sweep_type="linear"
integration_mode="IT1"
delay_time=0
hold_time=0
+
# =============================================================================
# 5. Initialization of the equipments
# =============================================================================
-myHP4145.initialize(mode=mode,number_channel=number_channel,smu_bias=smu_bias,
- smu_compliance=smu_compliance,sweep_param=sweep_param,
- integration_mode=integration_mode,delay_time=delay_time,hold_time=hold_time)
+print("-------------------------------------------------\n Starting initialisation ...", end='')
+
+myHP4145.initialize(smu_type=smu_type,smu_used=smu_used,smu_master=smu_master,smu_bias=smu_bias,
+ smu_compliance=smu_compliance,sweep_param=sweep_param,sweep_type=sweep_type,
+ integration_mode=integration_mode,delay_time=delay_time,hold_time=hold_time)
+print(" Done!")
# =============================================================================
# 6. Measurement script
# =============================================================================
-data=myHP4145.launch_measurements()
+print("-------------------------------------------------\n Starting measurement ...", end='')
+try:
+ data,data_header=myHP4145.launch_measurements()
+except Exception:
+ traceback.print_exc()
+ myHP4145.close_connection()
+print(" Done!")
# =============================================================================
# 7. Close connection
@@ -56,4 +69,11 @@ myHP4145.close_connection()
# =============================================================================
# 8. Save data
# =============================================================================
-myHP4145.write_in_file(file_path,data)
+custom_header="IV results with HP4145\n"
+
+print("-------------------------------------------------\n Print in file %s"%file_path)
+print(" - Header:")
+print(" # %s"%(datetime.datetime.now().strftime("%c")))
+for line in (custom_header+data_header).split('\n'):
+ print(" # "+line)
+myHP4145.write_in_file(file_path,data,overwrite=True,header=custom_header+data_header)
diff --git a/equipment_control/example/single_equipment/k2400_script.py b/equipment_control/example/single_equipment/k2400_script.py
new file mode 100644
index 0000000000000000000000000000000000000000..b94598f41a1f09dcd229464284455f37e1d946b2
--- /dev/null
+++ b/equipment_control/example/single_equipment/k2400_script.py
@@ -0,0 +1,71 @@
+
+
+# =============================================================================
+# 1. Import classes and modules
+# =============================================================================
+
+import sys
+#sys.path.insert(1, '/path/to/application/app/folder')
+sys.path.insert(1, 'D:/Roisin/Documents/chopes')
+
+import equipment_control.equipment as eq
+import equipment_control.k2400 as k2400
+import time
+
+# =============================================================================
+# 2. List available connections (chopes use pyvisa package for communicate with most equipments)
+# =============================================================================
+rm=eq.resource_manager()
+list_connections= eq.available_connections()
+print("Available connections: %s"%str(list_connections))
+
+# =============================================================================
+# 3. Connection to the equipments
+# =============================================================================
+myk2400=k2400.k2400("GPIB0::29::INSTR",timeout=1e3)
+
+# =============================================================================
+# 4. Measurement parameters
+# =============================================================================
+units={"voltage":"V", "current":"A", "resistance":"Ohms"}
+
+source_mode = "current"
+measurement_mode = "voltage"
+compliance = 1
+autozero = True
+offset_compensation = True
+nplc = 1
+digits = 6
+continuous_trigger = False
+disp_enable = True
+bias_source = 1e-6
+file_path = 'temp.txt'
+t_init=time.time()
+# =============================================================================
+# 5. Initialization of the equipments
+# =============================================================================
+myk2400.initialize(source_mode=source_mode, measurement_mode=measurement_mode,
+ compliance=compliance, autozero=autozero, offset_compensation=offset_compensation,
+ digits=digits,continuous_trigger=continuous_trigger,disp_enable=disp_enable, nplc=nplc)
+
+# =============================================================================
+# 6. Measurement script
+# =============================================================================
+myk2400.set_source(bias_source)
+myk2400.set_output("ON")
+data=myk2400.read_single()
+t_data=time.time()-t_init
+print("%s measured: %E %s"%(measurement_mode,data,units[measurement_mode]))
+# =============================================================================
+# 7. Close connection
+# =============================================================================
+myk2400.close_connection()
+
+
+# =============================================================================
+# 8. Save data
+# =============================================================================
+data_to_write=[t_data,data]
+header="Time (s), %s (%s)"%(measurement_mode,units[measurement_mode])
+myk2400.write_in_file(file_path,data_to_write,header=header,date=True,overwrite=True)
+myk2400.write_in_file(file_path,data_to_write,header=None,date=False,overwrite=False)
diff --git a/equipment_control/example/single_equipment/k2450_script.py b/equipment_control/example/single_equipment/k2450_script.py
new file mode 100644
index 0000000000000000000000000000000000000000..e3aad27544a33b944b7909d1fb4de2324ad742c6
--- /dev/null
+++ b/equipment_control/example/single_equipment/k2450_script.py
@@ -0,0 +1,71 @@
+
+
+# =============================================================================
+# 1. Import classes and modules
+# =============================================================================
+
+import sys
+#sys.path.insert(1, '/path/to/application/app/folder')
+sys.path.insert(1, 'D:/Roisin/Documents/chopes')
+
+import equipment_control.equipment as eq
+import equipment_control.k2450 as k2450
+import time
+
+# =============================================================================
+# 2. List available connections (chopes use pyvisa package for communicate with most equipments)
+# =============================================================================
+rm=eq.resource_manager()
+list_connections= eq.available_connections()
+print("Available connections: %s"%str(list_connections))
+
+# =============================================================================
+# 3. Connection to the equipments
+# =============================================================================
+myk2450=k2450.k2450("GPIB0::29::INSTR",timeout=5e3)
+
+# =============================================================================
+# 4. Measurement parameters
+# =============================================================================
+units={"voltage":"V", "current":"A", "resistance":"Ohms"}
+
+source_mode = "voltage"
+measurement_mode = "current"
+compliance = 1e-6
+autozero = True
+offset_compensation = True
+nplc = 1
+digits = 6
+continuous_trigger = True
+disp_enable = True
+bias_source = 1
+file_path = 'temp.txt'
+t_init=time.time()
+# =============================================================================
+# 5. Initialization of the equipments
+# =============================================================================
+myk2450.initialize(source_mode=source_mode, measurement_mode=measurement_mode,
+ compliance=compliance, autozero=autozero, offset_compensation=offset_compensation,
+ digits=digits,continuous_trigger=continuous_trigger,disp_enable=disp_enable, nplc=nplc)
+
+# =============================================================================
+# 6. Measurement script
+# =============================================================================
+myk2450.set_source(bias_source)
+myk2450.set_output("ON")
+data=myk2450.read_single()
+t_data=time.time()-t_init
+print("%s measured: %E %s"%(measurement_mode,data,units[measurement_mode]))
+# =============================================================================
+# 7. Close connection
+# =============================================================================
+myk2450.close_connection()
+
+
+# =============================================================================
+# 8. Save data
+# =============================================================================
+data_to_write=[t_data,data]
+header="Time (s), %s (%s)"%(measurement_mode,units[measurement_mode])
+myk2450.write_in_file(file_path,data_to_write,header=header,date=True,overwrite=True)
+myk2450.write_in_file(file_path,data_to_write,header=None,date=False,overwrite=False)
diff --git a/equipment_control/example/single_equipment/k4200_script.py b/equipment_control/example/single_equipment/k4200_script.py
new file mode 100644
index 0000000000000000000000000000000000000000..557ae5c487c72120cc2157eb1086d109f752e1c3
--- /dev/null
+++ b/equipment_control/example/single_equipment/k4200_script.py
@@ -0,0 +1,79 @@
+# =============================================================================
+# 1. Import classes and modules
+# =============================================================================
+
+import sys
+#sys.path.insert(1, '/path/to/application/app/folder')
+sys.path.insert(1, 'D:/Roisin/Documents/chopes')
+
+import equipment_control.equipment as eq # Parent class that handle the connections with the equipments
+import equipment_control.k4200 as k4200 # Child class that inherits from equipment parent class
+import traceback # to write error message in try/except command
+import datetime
+
+# =============================================================================
+# 2. List available connections (chopes use pyvisa package for communicate with most equipments)
+# =============================================================================
+rm=eq.resource_manager() # you can use the function from equipment class or directly the pyvisa command rm = pyvisa.ResourceManager()
+list_connections= eq.available_connections(rm=rm) # you can use the function from equipment class or directly the pyvisa command rm.list_resources()
+print("-------------------------------------------------\n Available connections: %s"%str(list_connections))
+
+# =============================================================================
+# 3. Connection to the equipments
+# =============================================================================
+myK4200=k4200.k4200("GPIB0::17::INSTR",timeout=10e3)
+
+# =============================================================================
+# 4. Measurement parameters
+# =============================================================================
+file_path='temp.txt'
+
+smu_type={"SMU1":"voltage","SMU2":"voltage","SMU3":"voltage","SMU4":"voltage"}
+smu_used={"SMU1":"on","SMU2":"on","SMU3":"on","SMU4":"on"}
+smu_master=1
+smu_bias={"SMU1":10,"SMU2":0,"SMU3":0,"SMU4":0}
+smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6}
+sweep_param={"start":0,"stop":1,"step":0.05}
+sweep_type="linear"
+integration_mode="IT1"
+delay_time=0
+hold_time=0
+
+
+# =============================================================================
+# 5. Initialization of the equipments
+# =============================================================================
+
+print("-------------------------------------------------\n Starting initialisation ...", end='')
+
+myK4200.initialize(smu_type=smu_type,smu_used=smu_used,smu_master=smu_master,smu_bias=smu_bias,
+ smu_compliance=smu_compliance,sweep_param=sweep_param,sweep_type=sweep_type,
+ integration_mode=integration_mode,delay_time=delay_time,hold_time=hold_time)
+print(" Done!")
+# =============================================================================
+# 6. Measurement script
+# =============================================================================
+print("-------------------------------------------------\n Starting measurement ...", end='')
+try:
+ data,data_header=myK4200.launch_measurements()
+except Exception:
+ traceback.print_exc()
+ myK4200.close_connection()
+print(" Done!")
+
+# =============================================================================
+# 7. Close connection
+# =============================================================================
+myK4200.close_connection()
+
+# =============================================================================
+# 8. Save data
+# =============================================================================
+custom_header="IV results with K4200\n"
+
+print("-------------------------------------------------\n Print in file %s"%file_path)
+print(" - Header:")
+print(" # %s"%(datetime.datetime.now().strftime("%c")))
+for line in (custom_header+data_header).split('\n'):
+ print(" # "+line)
+myK4200.write_in_file(file_path,data,overwrite=True,header=custom_header+data_header)
diff --git a/equipment_control/example/single_equipment/temp.txt b/equipment_control/example/single_equipment/temp.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ff704737c1b7ca6b6da9b585048f0dac2dee61dd
--- /dev/null
+++ b/equipment_control/example/single_equipment/temp.txt
@@ -0,0 +1,4 @@
+# Mon Mar 10 17:02:23 2025
+# Time (s), current (A)
+-1.114205E+00,1.364986E-12
+-1.114205E+00,1.364986E-12
diff --git a/equipment_control/hp4145.py b/equipment_control/hp4145.py
index baab7d695d8888b2d861827b9dda1faf083f5582..de71eefed301378424f27f5f4fdbcfa91b812b22 100644
--- a/equipment_control/hp4145.py
+++ b/equipment_control/hp4145.py
@@ -10,8 +10,9 @@ class hp4145(equipment.equipment):
company="Keysight"
url="https://www.keysight.com/dk/en/assets/9018-07935/service-manuals/9018-07935.pdf"
- def initialize(self, mode="voltage sweep",number_channel=4,smu_bias={"SMU2":0,"SMU3":0,"SMU4":0},
- smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6},sweep_param={"start":0,"stop":0,"step":0},
+ def initialize(self, smu_type={"SMU1":"voltage","SMU2":"voltage","SMU3":"common","SMU4":"common"}, smu_used={"SMU1":"on","SMU2":"on","SMU3":"on","SMU4":"on"},
+ smu_master=1,smu_bias={"SMU1":0,"SMU2":0,"SMU3":0,"SMU4":0},
+ smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6},sweep_param={"start":0,"stop":0,"step":0},sweep_type="linear",
integration_mode="IT1",delay_time=0,hold_time=0):
@@ -19,8 +20,10 @@ class hp4145(equipment.equipment):
mode:
- "voltage sweep": voltage sweep with SMU1 and current measurements on all the SMUs
"""
- self.mode=mode
- self.number_channel=number_channel
+ self.smu_type=smu_type
+ self.sweep_type=sweep_type
+ self.smu_used=smu_used
+ self.smu_master=smu_master
self.sweep_param=sweep_param
self.smu_compliance=smu_compliance
self.smu_bias=smu_bias
@@ -28,36 +31,60 @@ class hp4145(equipment.equipment):
self.delay_time=delay_time
self.hold_time=hold_time
- # self.set_connection_parameter_dic({write_termination":'\r\n',"read_termination":'\r\n',"send_end":True})
+ index_measurement_type={"sweep":1, "constant":3}
+ index_smu_type={"voltage":1, "current":2, "common":3}
try:
self.pyvisa_resource.write("BC") # clear all buffer.
self.pyvisa_resource.write("DR1") # This command enables or disables service request for data ready when communications is set to GPIB.
self.pyvisa_resource.write("EC 1") # This command sets the condition to exit the test if compliance is reached.
- if mode =="voltage sweep":
- self.length_data=int(abs((sweep_param["stop"]-sweep_param["start"])/sweep_param["step"]))
- self.pyvisa_resource.write("DE") # DE: Accesses SMU channel definition page.
+ self.pyvisa_resource.write("DE") # DE: Accesses SMU channel definition page.
+
+ self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', %d, %d"%(smu_master,smu_master,smu_master,index_smu_type[smu_type["SMU%d"%smu_master]],index_measurement_type["sweep"])) # 1/2/3: voltage/current/Common 1/2/3: VAR1/VAR2/constant
+
+ for smu_index in range(4):
+ if (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="off":
+ self.pyvisa_resource.write("CH%d"%(smu_index+1))
+ elif (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="on":
+ self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', %d, %d"%(smu_index+1,smu_index+1,smu_index+1,index_smu_type[smu_type["SMU%d"%(smu_index+1)]],index_measurement_type["constant"]))
- self.pyvisa_resource.write("CH1, 'V1', 'I1', 1, 1") # 1/2/3: voltage/current/Common 1/2/3: VAR1/VAR2/constant
-
- for i in range(number_channel-1):
- self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', 1, 3"%(i+2,i+2,i+2))
+ self.pyvisa_resource.write("SS")# Accesses source setup page
+ if smu_type["SMU%d"%smu_master]=="voltage":
+ if sweep_type=="linear":
+ self.pyvisa_resource.write("VR1, %.6E, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],smu_compliance["SMU%d"%smu_master])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif sweep_type=="log":
+ self.pyvisa_resource.write("VR2, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],smu_compliance["SMU%d"%smu_master])) # VR2 for log sweep of VAR1 source function, vmin, vmax, compliance
+ elif smu_type["SMU%d"%smu_master]=="current":
+ if sweep_type=="linear":
+ self.pyvisa_resource.write("IR1, %.6E, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],smu_compliance["SMU%d"%smu_master])) # IR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif sweep_type=="log":
+ self.pyvisa_resource.write("IR2, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],smu_compliance["SMU%d"%smu_master])) # IR2 for log sweep of VAR1 source function, vmin, vmax, compliance
+
+ for smu_index in range(4):
+ if (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="on":
+ if smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ self.pyvisa_resource.write("VC%d, %.2f, %.6E"%(smu_index+1,smu_bias["SMU%d"%(smu_index+1)],smu_compliance["SMU%d"%(smu_index+1)]))
+ elif smu_type["SMU%d"%(smu_index+1)]=="current":
+ self.pyvisa_resource.write("IC%d, %.2f, %.6E"%(smu_index+1,smu_bias["SMU%d"%(smu_index+1)],smu_compliance["SMU%d"%(smu_index+1)]))
+ time.sleep(20)
+ self.pyvisa_resource.write("HT %f"%hold_time) # Sets a hold time that delays the start of a sweep
+ self.pyvisa_resource.write("DT %f"%delay_time) # delay time: Sets the time to wait between when the output voltage is set and when the measurement is made in a sweep.
+ self.pyvisa_resource.write(integration_mode) # integration time, IT1/IT2/IT3 : short/medium/long
- self.pyvisa_resource.write("SS")# Accesses source setup page
- self.pyvisa_resource.write("VR1, %s, %s, %s, %s"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],sweep_param["compliance"])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
- self.pyvisa_resource.write("VC2, %.2f, %s"%(smu_bias[0],smu_compliance[0]))
- self.pyvisa_resource.write("VC3, %.2f, %s"%(smu_bias[1],smu_compliance[1]))
- self.pyvisa_resource.write("VC4, %.2f, %s"%(smu_bias[2],smu_compliance[2]))
+ self.pyvisa_resource.write("SM")
+ self.pyvisa_resource.write("DM2")
- self.pyvisa_resource.write("HT %f"%hold_time) # Sets a hold time that delays the start of a sweep
- self.pyvisa_resource.write("DT %f"%delay_time) # delay time: Sets the time to wait between when the output voltage is set and when the measurement is made in a sweep.
- self.pyvisa_resource.write(integration_mode) # integration time, IT1/IT2/IT3 : short/medium/long
-
- self.pyvisa_resource.write("SM")
- self.pyvisa_resource.write("DM2")
- self.pyvisa_resource.write("LI 'I1','I2','I3','I4'")
+ list_display=""
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ list_display+=",'%s%d'"%("I",smu_index+1)
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ list_display+=",'%s%d'"%("V",smu_index+1)
+
+ self.pyvisa_resource.write("LI %s"%list_display[1:])
# self.pyvisa_resource.write("DM1")
# self.pyvisa_resource.write("XN 'V1', 1, %.1f, %.1f"%(v_sweep_param["start"],v_sweep_param["stop"]))
# self.pyvisa_resource.write("YA 'I1',2, 1E-15, 1E-12")
@@ -65,12 +92,15 @@ class hp4145(equipment.equipment):
print("/!\ VisaIOError : timeout expired")
self.pyvisa_resource.close()
- return {"mode":mode, "number_channels":number_channel, "sweep_param":sweep_param}
+ return 42
- def launch_measurements(self):
+ def launch_measurements(self,activate_segmentation=True):
- N_v=self.length_data
- data={}
+ number_channel=0
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ number_channel+=1
+
if self.integration_mode=="IT1":
Nmax=50
@@ -80,39 +110,80 @@ class hp4145(equipment.equipment):
Nmax=10
- if self.mode=="voltage sweep":
- v_list=np.round(np.arange(self.sweep_param["start"],self.sweep_param["stop"]+self.sweep_param["step"],self.sweep_param["step"]),6)
+ sweep_list=np.round(np.arange(self.sweep_param["start"],self.sweep_param["stop"]+self.sweep_param["step"],self.sweep_param["step"]),6)
+ N_v=len(sweep_list)
+ data=np.zeros((N_v,number_channel+1))
+ data[:,0]=sweep_list
+ j=0
- data=np.zeros((N_v,self.number_channel))
- data[:,0]=v_list
-
+ if activate_segmentation:
iteration=int(N_v/Nmax)+1
index=0
- j=0
while iteration>0:
- v_start=v_list[index]
+ sweep_start=sweep_list[index]
if index+Nmax>N_v:
- v_end=v_list[-1]
+ sweep_end=sweep_list[-1]
else:
- v_end=v_list[index+Nmax-1]
-
+ sweep_end=sweep_list[index+Nmax-1]
+
+ if self.smu_type["SMU%d"%self.smu_master]=="voltage":
+ if self.sweep_type=="linear":
+ self.pyvisa_resource.write("VR1, %.6E, %.6E, %.6E, %.6E"%(sweep_start,sweep_end,self.sweep_param["step"],self.smu_compliance["SMU%d"%self.smu_master])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif self.smu_type["SMU%d"%self.smu_master]=="current":
+ if self.sweep_type=="linear":
+ self.pyvisa_resource.write("IR1, %.6E, %.6E, %.6E, %.6E"%(sweep_start,sweep_end,self.sweep_param["step"],self.smu_compliance["SMU%d"%self.smu_master])) # IR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+
+ self.pyvisa_resource.write("SS")
+ if self.smu_type["SMU%d"%(self.smu_master)]=="voltage":
+ self.pyvisa_resource.write("VR1, %.6E, %.6E, %.6E, %.6E"%(sweep_start,sweep_end,self.sweep_param["step"],self.smu_compliance["SMU%d"%self.smu_master])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif self.smu_type["SMU%d"%(self.smu_master)]=="current":
+ self.pyvisa_resource.write("IR1, %.6E, %.6E, %.6E, %.6E"%(sweep_start,sweep_end,self.sweep_param["step"],self.smu_compliance["SMU%d"%self.smu_master])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+
self.pyvisa_resource.write("MD") # This command controls measurements.
self.pyvisa_resource.write("ME1") # Run a single trigger test and store readings in a cleared buffer: 1
- time.sleep(10)
-
- N=int(abs((v_end-v_start)/self.sweep_param["step"]))+1
- for i in range(self.number_channel):
- data_list=self.pyvisa_resource.query("DO 'I%d'"%(i+1))# Read measurements
- for data_i in data_list.split(","):
- data[j,i+1]=float(data_i[1:])
- if i==0:
+ i=0
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ i+=1
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ data_list=self.pyvisa_resource.query("DO 'I%d'"%(smu_index+1))# Read measurements
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ data_list=self.pyvisa_resource.query("DO 'V%d'"%(smu_index+1))# Read measurements
+ j=0
+ for data_i in data_list.split(","):
+ data[index+j,i]=float(data_i[1:])
j+=1
index+=Nmax
iteration-=1
- j+=1
+ else:
- return data
+ self.pyvisa_resource.write("MD") # This command controls measurements.
+ self.pyvisa_resource.write("ME1") # Run a single trigger test and store readings in a cleared buffer: 1
+ time.sleep(10)
+ i=0
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ i+=1
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ data_list=self.pyvisa_resource.query("DO 'I%d'"%(smu_index+1))# Read measurements
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ data_list=self.pyvisa_resource.query("DO 'V%d'"%(smu_index+1))# Read measurements
+
+ j=0
+ for data_j in data_list.split(","):
+ data[j,i]=float(data_j[1:])
+ j+=1
+
+
+ header="%s%d"%(self.smu_type["SMU%d"%self.smu_master][0].upper(),self.smu_master)
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ header+=", %s%d"%("I",smu_index+1)
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ header+=", %s%d"%("V",smu_index+1)
+ return data, header
diff --git a/equipment_control/k2400.py b/equipment_control/k2400.py
new file mode 100644
index 0000000000000000000000000000000000000000..72d8b9937feb04af0aaffff3252379be7fc2fe27
--- /dev/null
+++ b/equipment_control/k2400.py
@@ -0,0 +1,112 @@
+import equipment_control.equipment as equipment
+import time
+class k2400(equipment.equipment):
+
+ """Class to control K2400 or k2450 SMU"""
+ model="K2400 or K2450"
+ company="Keithley"
+ url="https://www.tek.com/en/products/keithley/digital-multimeter/dmm7510"
+
+
+ def initialize(self, source_mode,measurement_mode, compliance, autozero=True, offset_compensation=True, nplc=1,digits=6,continuous_trigger=False,disp_enable=True):
+
+ """
+ source_mode:
+ - "voltage": voltage source
+ - "current": current source
+ measurement_mode:
+ - "voltage": voltage measurement
+ - "current": current measurement
+ - "resistance": resistance measurement
+ """
+ mode_name={"voltage":"VOLT", "current":"CURR", "resistance":"RES"}
+ self.output_state="OFF"
+ self.pyvisa_resource.write("*RST")
+ self.source_mode=source_mode
+ self.continuous_trigger=continuous_trigger
+
+ if source_mode=="voltage":
+ self.pyvisa_resource.write(":SOUR:FUNC VOLT")
+ self.pyvisa_resource.write(":SENS:CURR:PROT %E"%compliance) # set automatic range
+
+ if source_mode=="current":
+ self.pyvisa_resource.write(":SOUR:FUNC CURR")
+ self.pyvisa_resource.write(":SENS:VOLT:PROT %E"%compliance) # set automatic range
+
+
+
+ if measurement_mode=="voltage":
+ self.pyvisa_resource.write(":SENS:FUNC 'VOLT'")
+ self.pyvisa_resource.write(":SENS:VOLT:RANG:AUTO ON") # set automatic range
+
+ elif measurement_mode=="current":
+ self.pyvisa_resource.write(":SENS:FUNC 'CURR'")
+ self.pyvisa_resource.write(":SENS:CURR:RANG:AUTO ON") # set automatic range
+
+ elif measurement_mode=="resistance":
+ self.pyvisa_resource.write(":SENS:FUNC 'RES'")
+ self.pyvisa_resource.write(":SENS:RES:RANG:AUTO ON") # set automatic range
+
+
+ self.pyvisa_resource.write(":DISP:DIG %d"%digits) # Query largest allowable display resolutio
+ if disp_enable:
+ self.pyvisa_resource.write(":DISP:ENAB ON") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+ else:
+ self.pyvisa_resource.write(":DISP:ENAB OFF") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+
+ # self.pyvisa_resource.write("INIT:CONT ON") # able continuous triggering
+
+ # if offset_compensation:
+ # self.pyvisa_resource.write(":SENS:FRES:OCOM ON") # enable offset compensation
+ # else:
+ # self.pyvisa_resource.write(":SENS:FRES:OCOM OFF")
+
+ if autozero:
+ self.pyvisa_resource.write(":SYST:AZER:STAT ON") # enable auto-zero
+ else:
+ self.pyvisa_resource.write(":SYST:AZER:STAT OFF")
+
+
+ self.pyvisa_resource.write(":SENS:%s:NPLC %d"%(mode_name[measurement_mode],nplc)) # set NPLC. For a PLC of 1, the integration period would be 1/50 (for 50Hz line power) which is 20 msec
+ self.pyvisa_resource.write(":FORM:ELEM %s"%mode_name[measurement_mode])
+
+ if continuous_trigger:
+ self.pyvisa_resource.write(":ARM:SOUR TIMer")
+ self.pyvisa_resource.write(":ARM:TIMer 0.001")
+ self.pyvisa_resource.write(":ARM:COUNT INF")
+ else:
+ self.pyvisa_resource.write(":ARM:SOUR IMMediate")
+
+ def read_single(self):
+ self.pyvisa_resource.write(":OUTP ON")
+
+ if self.continuous_trigger:
+ self.pyvisa_resource.write(":ABORt")
+ self.pyvisa_resource.write(":ARM:COUNT 1")
+ data=self.pyvisa_resource.query(":READ?")
+ self.pyvisa_resource.write(":ARM:COUNT INF")
+ self.pyvisa_resource.write(":INIT")
+
+ else:
+ data=self.pyvisa_resource.query("READ?")
+ self.pyvisa_resource.write(":OUTP %s"%self.output_state)
+
+
+ return float(data)
+
+ def set_source(self,value):
+ if self.source_mode=="current":
+ self.pyvisa_resource.write(":SOUR:CURR %.2E"%value) #set output voltage
+ elif self.source_mode=="voltage":
+ self.pyvisa_resource.write(":SOUR:VOLT %.2E"%value) #set output voltage
+
+
+ def set_output(self,output_state="ON"):
+ self.output_state=output_state
+
+ self.pyvisa_resource.write(":OUTP %s"%output_state)
+ if self.continuous_trigger:
+ self.pyvisa_resource.write(":INIT")
+
+
+
diff --git a/equipment_control/k2450.py b/equipment_control/k2450.py
new file mode 100644
index 0000000000000000000000000000000000000000..ab1dedf081d0ee1a5a624842f41671aa9b8e4dfd
--- /dev/null
+++ b/equipment_control/k2450.py
@@ -0,0 +1,101 @@
+import equipment_control.equipment as equipment
+import time
+class k2450(equipment.equipment):
+
+ """Class to control k2450 SMU"""
+ model="K2400 or K2450"
+ company="Keithley"
+ url="https://www.tek.com/en/products/keithley/digital-multimeter/dmm7510"
+
+
+ def initialize(self, source_mode,measurement_mode, compliance, autozero=True, offset_compensation=True, nplc=1,digits=6,continuous_trigger=False,disp_enable=True):
+
+ """
+ source_mode:
+ - "voltage": voltage source
+ - "current": current source
+ measurement_mode:
+ - "voltage": voltage measurement
+ - "current": current measurement
+ - "resistance": resistance measurement
+ """
+ mode_name={"voltage":"VOLT", "current":"CURR", "resistance":"RES"}
+ self.output_state="OFF"
+ self.pyvisa_resource.write("*RST")
+ self.source_mode=source_mode
+ self.continuous_trigger=continuous_trigger
+
+ if source_mode=="voltage":
+ self.pyvisa_resource.write(":SOUR:FUNC VOLT")
+ self.pyvisa_resource.write(":SOUR:VOLT:ILIM %E"%compliance) # set automatic range
+
+ if source_mode=="current":
+ self.pyvisa_resource.write(":SOUR:FUNC CURR")
+ self.pyvisa_resource.write(":SOUR:CURR:VLIM %E"%compliance) # set automatic range
+
+
+ if measurement_mode=="voltage":
+ self.pyvisa_resource.write(":SENS:FUNC 'VOLT'")
+ self.pyvisa_resource.write(":SENS:VOLT:RANG:AUTO ON") # set automatic range
+
+ elif measurement_mode=="current":
+ self.pyvisa_resource.write(":SENS:FUNC 'CURR'")
+ self.pyvisa_resource.write(":SENS:CURR:RANG:AUTO ON") # set automatic range
+
+ elif measurement_mode=="resistance":
+ self.pyvisa_resource.write(":SENS:FUNC 'RES'")
+ self.pyvisa_resource.write(":SENS:RES:RANG:AUTO ON") # set automatic range
+
+
+ self.pyvisa_resource.write(":DISP:%s:DIG %d"%(mode_name[measurement_mode],digits))
+ self.pyvisa_resource.write(":SENS:%s:NPLC %d"%(mode_name[measurement_mode],nplc)) # set NPLC. For a PLC of 1, the integration period would be 1/50 (for 50Hz line power) which is 20 msec
+
+ if disp_enable:
+ self.pyvisa_resource.write(":DISP:LIGHT:STAT ON100") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+ else:
+ self.pyvisa_resource.write(":DISP:LIGHT:STAT OFF") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
+
+ if autozero:
+ self.pyvisa_resource.write(":SENS:%s:AZER ON"%mode_name[measurement_mode]) # enable auto-zero
+ else:
+ self.pyvisa_resource.write(":SENS:%s:AZER OFF"%mode_name[measurement_mode])
+
+
+
+ if continuous_trigger:
+ self.pyvisa_resource.write(":TRIG:LOAD 'LoopUntilEvent', DISP, 0") # able continuous triggering
+
+ else:
+ self.pyvisa_resource.write("TRIG:CONT OFF")
+
+
+
+ def read_single(self):
+ self.pyvisa_resource.write(":OUTP ON")
+
+ if self.continuous_trigger:
+ self.pyvisa_resource.write(":ABORt") # able continuous triggering
+ data=self.pyvisa_resource.query("MEAS?")
+ self.pyvisa_resource.write(":TRIG:LOAD 'LoopUntilEvent', DISP, 0") # able continuous triggering
+ self.pyvisa_resource.write(":INIT") # able continuous triggering
+ else:
+ data=self.pyvisa_resource.query("MEAS?")
+ self.pyvisa_resource.write(":OUTP %s"%self.output_state)
+
+ return float(data)
+
+ def set_source(self,value):
+ if self.source_mode=="current":
+ self.pyvisa_resource.write(":SOUR:CURR %E"%value) #set output voltage
+ elif self.source_mode=="voltage":
+ self.pyvisa_resource.write(":SOUR:VOLT %E"%value) #set output voltage
+
+
+ def set_output(self,output_state="ON"):
+ self.output_state=output_state
+ self.pyvisa_resource.write(":OUTP %s"%output_state)
+ if self.continuous_trigger:
+ self.pyvisa_resource.write(":INIT")
+
+
+
diff --git a/equipment_control/k24xx.py b/equipment_control/k24xx.py
deleted file mode 100644
index ce91ad446f06e2d945093b67089f5a46a254b85d..0000000000000000000000000000000000000000
--- a/equipment_control/k24xx.py
+++ /dev/null
@@ -1,86 +0,0 @@
-import equipment_control.equipment as equipment
-
-class k24XX(equipment.equipment):
-
- """Class to control K2400 or k2450 SMU"""
- model="K2400 or K2450"
- company="Keithley"
- url="https://www.tek.com/en/products/keithley/digital-multimeter/dmm7510"
-
-
- def initialize(self, source_mode,measurement_mode, compliance, autozero=True, offset_compensation=True, nplc=1):
-
- """
- source_mode:
- - "voltage": voltage source
- - "current": current source
- measurement_mode:
- - "voltage": voltage measurement
- - "current": current measurement
- - "resistance": resistance measurement
- - "4 wires": 4 wires measurement
- """
-
- self.pyvisa_resource.write("*RST")
- self.source_mode=source_mode
-
- if source_mode=="voltage":
- self.pyvisa_resource.write(":SOUR:FUNC 'VOLT'")
- self.pyvisa_resource.write(":SOUR:CURR:VLIM %f"%compliance) # set automatic range
-
- if source_mode=="current":
- self.pyvisa_resource.write(":SOUR:FUNC 'CURR'")
- self.pyvisa_resource.write(":SOUR:VOLT:CLIM %f"%compliance) # set automatic range
-
-
-
- if measurement_mode=="voltage":
- self.pyvisa_resource.write(":SENS:FUNC 'VOLT'")
- self.pyvisa_resource.write(":SENS:VOLT:RANG:AUTO ON") # set automatic range
-
- elif measurement_mode=="current":
- self.pyvisa_resource.write(":SENS:FUNC 'CURR'")
- self.pyvisa_resource.write(":SENS:CURR:RANG:AUTO ON") # set automatic range
-
- elif measurement_mode=="resistance":
- self.pyvisa_resource.write(":SENS:FUNC 'RES'")
- self.pyvisa_resource.write(":SENS:RES:RANG:AUTO ON") # set automatic range
-
- elif measurement_mode=="4 wires":
- self.pyvisa_resource.write(":SENS:FUNC 'FRES'")
- self.pyvisa_resource.write(":SENS:FRES:RANG:AUTO ON") # set automatic range
-
-
-
- self.pyvisa_resource.write(":DISP:DIG MAX") # Query largest allowable display resolutio
- self.pyvisa_resource.write(":DISP:ENAB ON") # This command is used to enable and disable the front panel display circuitry. When disabled, the instrument operates at a higher speed.
- self.pyvisa_resource.write("INIT:CONT ON") # able continuous triggering
-
- if offset_compensation:
- self.pyvisa_resource.write(":SENS:FRES:OCOM ON") # enable offset compensation
- else:
- self.pyvisa_resource.write(":SENS:FRES:OCOM OFF")
-
- if autozero:
- self.pyvisa_resource.write(":SENS:FRES:AZER ON") # enable auto-zero
- else:
- self.pyvisa_resource.write(":SENS:FRES:AZER OFF")
-
- self.pyvisa_resource.write(":SENS:FRES:NPLC %.1f"%nplc) # set NPLC. For a PLC of 1, the integration period would be 1/50 (for 50Hz line power) which is 20 msec
-
-
- def read_single(self):
- data=self.pyvisa_resource.query("READ?")
- return float(data)
-
- def set_source(self,value):
- if self.source_mode=="current":
- self.pyvisa_resource.write(":SOUR:CURR %.2E"%value) #set output voltage
- elif self.source_mode=="voltage":
- self.pyvisa_resource.write(":SOUR:VOLT %.2E"%value) #set output voltage
-
-
- def set_output(self,output_state="ON"):
- self.pyvisa_resource.write(":OUTP %s"%output_state)
-
-
diff --git a/equipment_control/k4200.py b/equipment_control/k4200.py
index 72aaf7a145a1af698f7a19c12791596714f628e8..76c251cae53ac95c5975644d0a999fe38e69aeed 100644
--- a/equipment_control/k4200.py
+++ b/equipment_control/k4200.py
@@ -10,8 +10,9 @@ class k4200(equipment.equipment):
company="Keysight"
url="https://www.tek.com/en/products/keithley/4200a-scs-parameter-analyzer"
- def initialize(self, mode="voltage sweep",number_channel=4,smu_bias={"SMU2":0,"SMU3":0,"SMU4":0},
- smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6},sweep_param={"start":0,"stop":0,"step":0},
+ def initialize(self, smu_type={"SMU1":"voltage","SMU2":"voltage","SMU3":"common","SMU4":"common"}, smu_used={"SMU1":"on","SMU2":"on","SMU3":"on","SMU4":"on"},
+ smu_master=1,smu_bias={"SMU1":0,"SMU2":0,"SMU3":0,"SMU4":0},
+ smu_compliance={"SMU1":1e-6,"SMU2":1e-6,"SMU3":1e-6,"SMU4":1e-6},sweep_param={"start":0,"stop":0,"step":0},sweep_type="linear",
integration_mode="IT1",delay_time=0,hold_time=0):
@@ -19,8 +20,10 @@ class k4200(equipment.equipment):
mode:
- "voltage sweep": voltage sweep with SMU1 and current measurements on all the SMUs
"""
- self.mode=mode
- self.number_channel=number_channel
+ self.smu_type=smu_type
+ self.sweep_type=sweep_type
+ self.smu_used=smu_used
+ self.smu_master=smu_master
self.sweep_param=sweep_param
self.smu_compliance=smu_compliance
self.smu_bias=smu_bias
@@ -28,69 +31,119 @@ class k4200(equipment.equipment):
self.delay_time=delay_time
self.hold_time=hold_time
- self.set_connection_parameter_dic({"write_termination":'\r\n',"read_termination":'\r\n',"send_end":True})
+ index_measurement_type={"sweep":1, "constant":3}
+ index_smu_type={"voltage":1, "current":2, "common":3}
try:
self.pyvisa_resource.write("BC") # clear all buffer.
self.pyvisa_resource.write("DR1") # This command enables or disables service request for data ready when communications is set to GPIB.
self.pyvisa_resource.write("EC 1") # This command sets the condition to exit the test if compliance is reached.
- if mode =="voltage sweep":
- self.length_data=int(abs((sweep_param["stop"]-sweep_param["start"])/sweep_param["step"]))
- self.pyvisa_resource.write("DE") # DE: Accesses SMU channel definition page.
-
- self.pyvisa_resource.write("CH1, 'V1', 'I1', 1, 1") # 1/2/3: voltage/current/Common 1/2/3: VAR1/VAR2/constant
-
- for i in range(number_channel-1):
- self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', 1, 3"%(i+2,i+2,i+2))
+ self.pyvisa_resource.write("DE") # DE: Accesses SMU channel definition page.
+
+ self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', %d, %d"%(smu_master,smu_master,smu_master,index_smu_type[smu_type["SMU%d"%smu_master]],index_measurement_type["sweep"])) # 1/2/3: voltage/current/Common 1/2/3: VAR1/VAR2/constant
+
+ for smu_index in range(4):
+ if (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="off":
+ self.pyvisa_resource.write("CH%d"%(smu_index+1))
+ elif (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="on":
+ self.pyvisa_resource.write("CH%d, 'V%d', 'I%d', %d, %d"%(smu_index+1,smu_index+1,smu_index+1,index_smu_type[smu_type["SMU%d"%(smu_index+1)]],index_measurement_type["constant"]))
- self.pyvisa_resource.write("SS")# Accesses source setup page
- self.pyvisa_resource.write("VR1, %s, %s, %s, %s"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],sweep_param["compliance"])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
- self.pyvisa_resource.write("VC2, %.2f, %s"%(smu_bias[0],smu_compliance[0]))
- self.pyvisa_resource.write("VC3, %.2f, %s"%(smu_bias[1],smu_compliance[1]))
- self.pyvisa_resource.write("VC4, %.2f, %s"%(smu_bias[2],smu_compliance[2]))
+ self.pyvisa_resource.write("SS")# Accesses source setup page
+ if smu_type["SMU%d"%smu_master]=="voltage":
+ if sweep_type=="linear":
+ self.pyvisa_resource.write("VR1, %.6E, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],smu_compliance["SMU%d"%smu_master])) # VR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif sweep_type=="log":
+ self.pyvisa_resource.write("VR2, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],smu_compliance["SMU%d"%smu_master])) # VR2 for log sweep of VAR1 source function, vmin, vmax, compliance
+ elif smu_type["SMU%d"%smu_master]=="current":
+ if sweep_type=="linear":
+ self.pyvisa_resource.write("IR1, %.6E, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],sweep_param["step"],smu_compliance["SMU%d"%smu_master])) # IR1 for linear sweep of VAR1 source function, vmin, vmax,vstep, compliance
+ elif sweep_type=="log":
+ self.pyvisa_resource.write("IR2, %.6E, %.6E, %.6E"%(sweep_param["start"],sweep_param["stop"],smu_compliance["SMU%d"%smu_master])) # IR2 for log sweep of VAR1 source function, vmin, vmax, compliance
- self.pyvisa_resource.write("HT %f"%hold_time) # Sets a hold time that delays the start of a sweep
- self.pyvisa_resource.write("DT %f"%delay_time) # delay time: Sets the time to wait between when the output voltage is set and when the measurement is made in a sweep.
- self.pyvisa_resource.write(integration_mode) # integration time, IT1/IT2/IT3 : short/medium/long
+ for smu_index in range(4):
+ if (smu_index+1!=smu_master) and smu_used["SMU%d"%(smu_index+1)]=="on":
+ if smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ self.pyvisa_resource.write("VC%d, %.2f, %.6E"%(smu_index+1,smu_bias["SMU%d"%(smu_index+1)],smu_compliance["SMU%d"%(smu_index+1)]))
+ elif smu_type["SMU%d"%(smu_index+1)]=="current":
+ self.pyvisa_resource.write("IC%d, %.2f, %.6E"%(smu_index+1,smu_bias["SMU%d"%(smu_index+1)],smu_compliance["SMU%d"%(smu_index+1)]))
- self.pyvisa_resource.write("RS 7") # This command sets the measurement resolution for all channels of a SM in number of bits
- self.pyvisa_resource.write("RG 1, 10E-12") # This command sets the measurement resolution for all channels of a SM in number of bits
- self.pyvisa_resource.write("RG 2, 10E-12") # This command sets the lowest current range of the SMU to be used when measuring.
-
- self.pyvisa_resource.write("SM")
- self.pyvisa_resource.write("DM2")
- self.pyvisa_resource.write("LI 'I1','I2','I3','I4'")
+ self.pyvisa_resource.write("RS 7") # This command sets the measurement resolution for all channels of a SM in number of bits
+ self.pyvisa_resource.write("RG 1, 10E-12") # This command sets the measurement resolution for all channels of a SM in number of bits
+ self.pyvisa_resource.write("RG 2, 10E-12") # This command sets the lowest current range of the SMU to be used when measuring.
+
+# =============================================================================
+# self.pyvisa_resource.write("SM")
+# self.pyvisa_resource.write("DM1")
+# self.pyvisa_resource.write("XN '%s%d', 1, %.1f, %.1f"%(smu_type["SMU%d"%smu_master][0].upper(),smu_master,sweep_param["start"],sweep_param["stop"]))
+#
+# list_display=""
+# for smu_index in range(4):
+# if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+# if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+# self.pyvisa_resource.write("YA '%s%d', 3, 1e-15, 1e-6"%("I",smu_index+1))
+# elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+# self.pyvisa_resource.write("YA '%s%d', 3, 1e-15, 1e-6"%("V",smu_index+1))
+# =============================================================================
+ self.pyvisa_resource.write("SM")
+ self.pyvisa_resource.write("DM2")
+ list_display=""
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ list_display+=",'%s%d'"%("I",smu_index+1)
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ list_display+=",'%s%d'"%("V",smu_index+1)
+
+ self.pyvisa_resource.write("LI %s"%list_display[1:])
except pyvisa.VisaIOError:
print("/!\ VisaIOError : timeout expired")
self.pyvisa_resource.close()
- return {"mode":mode, "number_channels":number_channel, "sweep_param":sweep_param}
+ return 42
def launch_measurements(self):
+ number_channel=0
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ number_channel+=1
+ sweep_list=np.round(np.arange(self.sweep_param["start"],self.sweep_param["stop"]+self.sweep_param["step"],self.sweep_param["step"]),6)
+ N_sweep=len(sweep_list)
+ data=np.zeros((N_sweep,number_channel+1))
+ data[:,0]=sweep_list
+
+
self.pyvisa_resource.write("MD") # This command controls measurements.
self.pyvisa_resource.write("ME1") # Run a single trigger test and store readings in a cleared buffer: 1
- time.sleep(10)
- N=self.length_data
-
- if self.mode=="voltage sweep":
- v_list=np.round(np.arange(self.sweep_param["start"],self.sweep_param["stop"]+self.sweep_param["step"],self.sweep_param["step"]),6)
-
- data=np.zeros((N,self.number_channel))
- data[:,0]=v_list
-
- count=0
- while (count<N):
- data_ch1=np.float32(self.pyvisa_resource.query("RD 'I1', %d"%(count+1)))
- if (data_ch1!=0.):
- data[count,1]=data_ch1
- for i in range(self.number_channel-1):
- data[count,i+2]=np.float32(self.pyvisa_resource.query("RD 'I%d', %d"%(i+2,count+1)))
- count+=1
- time.sleep(0.1)
- return data
+ time.sleep(1)
+ j=0
+ while (j<N_sweep):
+ if self.smu_type["SMU%d"%(self.smu_master)]=="voltage":
+ data_master=np.float32(self.pyvisa_resource.query("RD 'I%d', %d"%(self.smu_master,j+1)))
+ elif self.smu_type["SMU%d"%(self.smu_master)]=="current":
+ data_master=np.float32(self.pyvisa_resource.query("RD 'V%d', %d"%(self.smu_master,j+1)))
+ if (data_master!=0.):
+ i=0
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ i+=1
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ data[j,i]=np.float32(self.pyvisa_resource.query("RD 'I%d', %d"%(smu_index+1,j+1)))# Read measurements
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ data[j,i]=np.float32(self.pyvisa_resource.query("RD 'V%d', %d"%(smu_index+1,j+1)))# Read measurements
+
+ j+=1
+ time.sleep(0.1)
+ header="%s%d"%(self.smu_type["SMU%d"%self.smu_master][0].upper(),self.smu_master)
+ for smu_index in range(4):
+ if self.smu_used["SMU%d"%(smu_index+1)]=="on":
+ if self.smu_type["SMU%d"%(smu_index+1)]=="voltage":
+ header+=", %s%d"%("I",smu_index+1)
+ elif self.smu_type["SMU%d"%(smu_index+1)]=="current":
+ header+=", %s%d"%("V",smu_index+1)
+ return data, header
\ No newline at end of file
diff --git a/equipment_control/kal100.py b/equipment_control/kal100.py
new file mode 100644
index 0000000000000000000000000000000000000000..d865a498613177662b4583f52761b31a9a23d646
--- /dev/null
+++ b/equipment_control/kal100.py
@@ -0,0 +1,51 @@
+import equipment_control.equipment as equipment
+import time
+import serial
+
+class kal100(equipment.equipment):
+
+ """Class to control KAL100 pressure system"""
+ model="KAL100"
+ company="halstrup-walcher"
+ url="https://www.halstrup-walcher.de/en/products/KAL100.php"
+
+ units_dic={"kPa":0,"Pa":1,"hPa":0}
+ def __init__(self,port):
+ self.serial_resource = serial.Serial(
+ port=port,
+ baudrate=9600,
+ parity=serial.PARITY_NONE,
+ stopbits=serial.STOPBITS_ONE,
+ bytesize=serial.EIGHTBITS
+ )
+
+ def initialize(self,units="kPa",percentage=100, mode_operation="MS", mode_input="MI0"):
+
+ self.serial_resource.write(">PD%d"%self.units_dic[units])
+ time.sleep(1)
+ self.serial_resource.write(">PP%d"%percentage) # always 100% of the target
+ time.sleep(1)
+
+ self.serial_resource.write("%s"%mode_input) # MI0: Positive P-input, MI1: Negative P-input, MI2: Differential pressure measurement
+ time.sleep(1)
+
+ self.serial_resource.write("MZ") # mode zeroing
+ time.sleep(1)
+ self.serial_resource.write("%s"%mode_operation) #MT: mode test, MZ: mode zeroing, MS: mode target value, MS: mode pressure measurement,
+ time.sleep(1)
+
+ if mode_operation=="MS":
+ self.serial_resource.write("PS%3.5f"%0) #MT: mode test, MZ: mode zeroing, MS: mode target value, MS: mode pressure measurement,
+ time.sleep(1)
+
+ def set_pressure(self,pressure, units="kPa"):
+ self.serial_resource.write("MS")
+ time.sleep(1)
+ self.serial_resource.write(">PD%d"%self.units_dic[units])
+ time.sleep(1)
+ self.serial_resource.write("PS%3.5f"%0) #MT: mode test, MZ: mode zeroing, MS: mode target value, MS: mode pressure measurement,
+ time.sleep(1)
+
+ def close_connection(self):
+ self.serial_resource.close()
+