From a1a94217bca61e43a0174ff74077fdf04bd8450a Mon Sep 17 00:00:00 2001
From: su530201 <olivier.kaufmann@umons.ac.be>
Date: Sat, 15 Apr 2023 22:35:01 +0200
Subject: [PATCH] Adds a plot
---
test_measure_with_ohmpi_card_3_15.py | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/test_measure_with_ohmpi_card_3_15.py b/test_measure_with_ohmpi_card_3_15.py
index 50003f10..8a36a982 100644
--- a/test_measure_with_ohmpi_card_3_15.py
+++ b/test_measure_with_ohmpi_card_3_15.py
@@ -1,4 +1,5 @@
import numpy as np
+import matplotlib.pyplot as plt
from utils import change_config
change_config('config_ohmpi_card_3_15.py', verbose=False)
from OhmPi.measure import OhmPiHardware
@@ -7,4 +8,8 @@ k = OhmPiHardware()
k._vab_pulse(vab=12, length=1., sampling_rate=10., polarity=1)
r = k.readings[:,2]/k.readings[:,1]
print(f'Mean resistance: {np.mean(r):.3f} Ohms, Dev. {100*np.std(r)/np.mean(r):.1f} %')
+fig, ax = plt.subplots()
+ax.plot(r[:,0], r[:, 1], '-r', label='current')
+ax2 = ax.twinx()
+ax.plot(r[:,0], r[:, 2], '-b', label='voltage')
change_config('config_default.py', verbose=False)
--
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