From dcb37452ef6f012bab24bedc2b6bbb023c521882 Mon Sep 17 00:00:00 2001
From: unknown <asoalexandros@gmail.com>
Date: Tue, 10 Dec 2024 12:26:16 +0100
Subject: [PATCH] Changes memristor 1-7
---
hp4155/memristor (Version 4.0)/help.py | 32 +++++----
hp4155/memristor (Version 4.0)/help_pulse.py | 3 +-
hp4155/memristor (Version 4.0)/memristor.py | 67 ++++++++-----------
.../memristor_buttons.ipynb | 8 +--
4 files changed, 53 insertions(+), 57 deletions(-)
diff --git a/hp4155/memristor (Version 4.0)/help.py b/hp4155/memristor (Version 4.0)/help.py
index 905a916..97d5da2 100644
--- a/hp4155/memristor (Version 4.0)/help.py
+++ b/hp4155/memristor (Version 4.0)/help.py
@@ -86,11 +86,11 @@ def contact_check(i,j,device):
device.single_measurement()
while device.operation_completed() == False:
time.sleep(2)
-
- device.autoscaling()
+
R = device.return_values(f'R{i}{j}')[0] #only the first value
print(f"R{i}{j}:{'{:.2e}'.format(R)} Ohm")
device.del_user_functions()
+ device.autoscaling()
return R
@@ -241,24 +241,31 @@ def sampling_check(voltage,device):
device.user_function('R','OHM','V2/I2')
- device.display_variable('X','@TIME')
+ device.display_variable('X','@INDEX')
device.display_variable('Y1','R')
device.single_measurement()
while device.operation_completed() == False:
time.sleep(2)
- device.autoscaling()
- R = device.return_values('R')
- R = np.array(R)
+ index = np.array(device.return_values('@INDEX'))
+ R = np.array(device.return_values('R'))
R_mean = np.average(R)
device.del_user_functions()
+ device.autoscaling()
- if np.max(R)/np.min(R)>10:
- # red color code red = '\033[91m'
- red = '\033[91m'
- print()
+ # Plot the results
+ fig,ax = plt.subplots()
+
+ ax.set_title(f"Average Resistance(Sampling Check):{'{:.2e}'.format(R_mean)} Ohm")
+ ax.set_yscale('log')
+ ax.set_ylabel('Resistance (Ohm)')
+ ax.set_xlabel('Sampling Index')
+ ax.set_xticks(index)
+ ax.scatter(index,np.absolute(R),label = f"Voltage={voltage}V")
+ ax.legend()
+ display(fig)
+
return R_mean
-
#new (retention)
def retention(voltage,period,duration,device):
@@ -314,12 +321,13 @@ def retention(voltage,period,duration,device):
while device.operation_completed() == False:
time.sleep(2)
- device.autoscaling()
+
TIME = device.return_values('@TIME')
R = device.return_values('R')
TIME = np.array(TIME)
R = np.array(R)
device.del_user_functions()
+ device.autoscaling()
return TIME,R
diff --git a/hp4155/memristor (Version 4.0)/help_pulse.py b/hp4155/memristor (Version 4.0)/help_pulse.py
index 07992d3..d65e0d3 100644
--- a/hp4155/memristor (Version 4.0)/help_pulse.py
+++ b/hp4155/memristor (Version 4.0)/help_pulse.py
@@ -229,7 +229,7 @@ def constant_meas(dictionary,device):
t1 = time.time()
# get the execution time
elapsed_time = t1 - t0
- device.autoscaling()
+
I_i=device.return_values("I2")
V_i=device.return_values("V2")
@@ -242,6 +242,7 @@ def constant_meas(dictionary,device):
values = (V_i,I_i,R_i)
device.del_user_functions()
+ device.autoscaling()
return times,values
diff --git a/hp4155/memristor (Version 4.0)/memristor.py b/hp4155/memristor (Version 4.0)/memristor.py
index bd95d85..35a9900 100644
--- a/hp4155/memristor (Version 4.0)/memristor.py
+++ b/hp4155/memristor (Version 4.0)/memristor.py
@@ -6,6 +6,9 @@ from keyboard import add_hotkey,remove_hotkey
# pulsed libraries
from help_pulse import *
+import warnings
+warnings.filterwarnings("ignore")
+
#create temporary file to store the results localy
temp_file= os.path.join(os.getcwd(),'tempfile.txt')
@@ -195,7 +198,7 @@ device.disable_not_smu()
def on_contact_check_clicked(b):
global folder,temp_file
with output:
- clear_output(wait = True)
+ clear_output()
change_state(all_widgets)
device.inst.lock_excl()
@@ -219,7 +222,7 @@ def on_contact_check_clicked(b):
def on_qcc_clicked(b):
global folder,temp_file
with output:
- clear_output(wait = True)
+ clear_output()
change_state(all_widgets)
device.inst.lock_excl()
@@ -267,9 +270,8 @@ def on_set_button_clicked(b):
if valid == True:
if sampling.value == True: #do sampling set before set process(100mV)
- R_mean_before = sampling_check(-0.01,device)
- print(f"Average Resistance(Sampling Check):{'{:.2e}'.format(R_mean_before)} Ohm")
- first_sampling = False
+ R_mean_before= sampling_check(-0.01,device)
+
#execute measurement,plot results and save them
V12,I12 = sweep(0,Vset.value,step.value,CC_vset.value,integration_time.value,device)
@@ -280,8 +282,6 @@ def on_set_button_clicked(b):
if sampling.value == True: #do sampling set after set process(10mV)
R_mean_after = sampling_check(0.01,device)
- print(f"Average Resistance(Sampling Check):{'{:.2e}'.format(R_mean_after)} Ohm")
- first_sampling = False
date = str(datetime.today().replace(microsecond=0))
title = [f"SET Memristor at {date}",f"Set Voltage={Vset.value}V",f"current compliance={CC_vset.value}A"]
@@ -320,8 +320,6 @@ def on_reset_button_clicked(b):
if valid == True:
if sampling.value == True: #do sampling set before reset process(10mV)
R_mean_before = sampling_check(0.01,device)
- print(f"Average Resistance(Sampling Check):{'{:.2e}'.format(R_mean_before)} Ohm")
- first_sampling = False
#execute measurement,plot results and save them
V34,I34 = sweep(0,Vreset.value,step.value,CC_vreset.value,integration_time.value,device)
@@ -331,8 +329,6 @@ def on_reset_button_clicked(b):
if sampling.value == True: #do sampling set after reset process(100mV)
R_mean_after = sampling_check(-0.01,device)
- print(f"Average Resistance(Sampling Check):{'{:.2e}'.format(R_mean_after)} Ohm")
- first_sampling = False
date = str(datetime.today().replace(microsecond=0))
title =[f"RESET Memristor at {date}",f"Reset Voltage={Vreset.value}V",f"current compliance={CC_vreset.value}A"]
@@ -382,7 +378,6 @@ def on_full_button_clicked(b):
with open(temp_file,'a') as f:
header =[f"{number.value} full sweeps with parameters:",f"Set Voltage = {Vset.value}V",f"Current compliance set = {CC_vset.value}A",f"Reset Voltage = {Vreset.value}V",f"Current compliance reset = {CC_vreset.value}A"]
- plt.figure().clear()
fig, (ax1, ax2) = plt.subplots(2,sharex=True,figsize=(8,6)) #the plots share the same x axis
fig.suptitle('FULL SWEEP')
ax1.set_title('Linear I')
@@ -402,12 +397,15 @@ def on_full_button_clicked(b):
add_hotkey("esc",break_loop)
#execute number of measurements
for i in range(number.value):#here it is easier to implement the sampling checks
- clear_output(wait = True)
+ clear_output()
+ if i>0 :
+ display(fig)
if sampling.value == True: #before set(100mv)
R_mean_init = sampling_check(-0.01,device)
resistances.append(R_mean_init)
V12,I12 = sweep(0,Vset.value,step.value,CC_vset.value,integration_time.value,device) #set
+ plot_sweep(V12,I12,f"SET Iteration {i+1}")
#after set/before reset
if sampling.value == True: #before set(10mv)
@@ -415,6 +413,12 @@ def on_full_button_clicked(b):
resistances.append(R_mean_set)
V34,I34 = sweep(0,Vreset.value,step.value,CC_vreset.value,integration_time.value,device) #reset
+ plot_sweep(V34,I34,f"RESET Iteration {i+1}")
+
+ #after reset
+ if sampling.value == True:#-0.1V
+ R_mean_reset = sampling_check(-0.01,device)
+ resistances.append(R_mean_reset)
#Quick Contact Check after reset Process
if auto_qcc.value == True:
@@ -423,20 +427,13 @@ def on_full_button_clicked(b):
else: # OL
R = OL(device)
- #no reason to do check at the end because the next loop will do that(not anymore) more sampling checks
-
- #after reset
- if sampling.value == True:#-0.1V
- R_mean_reset = sampling_check(-0.01,device)
- resistances.append(R_mean_reset)
-
-
#butterfly curve
V=np.concatenate((V12,V34))
I=np.concatenate((I12,I34))
#create data frame and save to file
df = create_data_frame(V,I)
+ display(df)
if i == 0 :
header.extend([f"{i+1} Iteration"])
title = header.copy()
@@ -451,16 +448,11 @@ def on_full_button_clicked(b):
title= [f"Quick Contact Check({qcc_select.value}) after Reset"]
write_to_file(temp_file,title,R)
-
#plot results
ax1.plot(V,I)
ax2.plot(V,np.absolute(I))
fig.tight_layout()
- #update plot
- display(fig)
- display(df)
-
#check for loop termination
if stop == True:
information_box("Endurance stopped after esc!")
@@ -476,26 +468,21 @@ def on_full_button_clicked(b):
#plot resistances if sampling value == True or len(resistances) !=0
if len(resistances)!=0:
indexes = np.arange(1,len(resistances)+1)
- resistances = np.array(resistances)
+ resistances = np.absolute(resistances)
- plt.figure().clear()
fig, ax = plt.subplots()
- fig.suptitle('Resistance')
- ax.set(xlabel='Index',ylabel='Resistance(Ohm)')
- ax.set_yscale('log')
- plt.scatter(indexes,resistances)
- plt.show()
- #print(len(resistances))
- #print(indexes)
-
+ fig.suptitle('Average Resistances from sampling checks')
+ ax.set(xlabel='Index',ylabel='Resistance(Ohm)',yscale='log')
+ ax.scatter(indexes,resistances)
+ display(fig)
+
+
#upload results
temp_file,file,folder=upload_results(temp_file,file,folder)
#unlock the device
device.inst.unlock()
-
-
change_state(all_widgets)
@@ -543,7 +530,7 @@ def on_retention_button_clicked(b):
def on_sweep_button_clicked(b):
with output:
- clear_output(wait = True)
+ clear_output()
change_state(all_widgets)
check_pulse(sweep_dict)
@@ -565,7 +552,7 @@ def on_sweep_button_clicked(b):
def on_constant_button_clicked(b):
with output:
global first
- clear_output(wait = True)
+ clear_output()
change_state(all_widgets)
check_pulse(sweep_dict)
diff --git a/hp4155/memristor (Version 4.0)/memristor_buttons.ipynb b/hp4155/memristor (Version 4.0)/memristor_buttons.ipynb
index 35144fd..43f6979 100644
--- a/hp4155/memristor (Version 4.0)/memristor_buttons.ipynb
+++ b/hp4155/memristor (Version 4.0)/memristor_buttons.ipynb
@@ -9,7 +9,7 @@
{
"data": {
"application/vnd.jupyter.widget-view+json": {
- "model_id": "e907a7767009491da92ac730cb310874",
+ "model_id": "6e4058bf902d421babfc628c5663e9e9",
"version_major": 2,
"version_minor": 0
},
@@ -23,7 +23,7 @@
{
"data": {
"application/vnd.jupyter.widget-view+json": {
- "model_id": "3ebd085796c54e8daaac92ddf5309393",
+ "model_id": "862dbbbc94c04ff29613fa11d666c2b1",
"version_major": 2,
"version_minor": 0
},
@@ -37,7 +37,7 @@
{
"data": {
"application/vnd.jupyter.widget-view+json": {
- "model_id": "90dc92bfe8374348bc680caf722f494e",
+ "model_id": "b48ee34dc7774e778bc91cf196269652",
"version_major": 2,
"version_minor": 0
},
@@ -74,7 +74,7 @@
{
"cell_type": "code",
"execution_count": null,
- "id": "ca8f0bc8-670c-4deb-bedb-8d5d92b978f2",
+ "id": "01f338ba-d3a5-47ec-993e-53866010308b",
"metadata": {},
"outputs": [],
"source": []
--
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