fix rs_check with dph5005

config.py

@@ -3,8 +3,8 @@ from paho.mqtt.client import MQTTv31
 # OhmPi configuration
 OHMPI_CONFIG = {
     'id': '0001',  # Unique identifier of the OhmPi board (string)
-    'R_shunt': 2,  # Shunt resistance in Ohms
-    'Imax': 4800/50/2,  # Maximum current
+    'R_shunt': 1,  # Shunt resistance in Ohms
+    'Imax': 4800/50/1,  # Maximum current
     'coef_p2': 2.50,  # slope for current conversion for ADS.P2, measurement in V/V
     'coef_p3': 2.50,  # slope for current conversion for ADS.P3, measurement in V/V
     'offset_p2': 0,
@@ -12,7 +12,7 @@ OHMPI_CONFIG = {
     'integer': 2,  # Max value 10 # TODO: Explain what this is...
     'version': 2,
     'max_elec': 64,
-    'board_address': {'A': 0x70, 'B': 0x71, 'M': 0x72, 'N': 0x73}  # def. {'A': 0x76, 'B': 0x71, 'M': 0x74, 'N': 0x70}
+    'board_address': {'A': 0x72, 'B': 0x73, 'M': 0x70, 'N': 0x71}  # def. {'A': 0x76, 'B': 0x71, 'M': 0x74, 'N': 0x70}
     #'board_address': {'A': 0x76, 'B': 0x71, 'M': 0x74, 'N': 0x70}  # def. {'A': 0x76, 'B': 0x71, 'M': 0x74, 'N': 0x70}
 }
 
@@ -80,4 +80,4 @@ MQTT_CONTROL_CONFIG = {
     'transport': 'tcp',
     'client_id': f'ohmpi_sn_{OHMPI_CONFIG["id"]}',
     'cmd_topic': f'cmd_ohmpi_sn_{OHMPI_CONFIG["id"]}'
-}
\ No newline at end of file
+}

test.py

@@ -2,23 +2,64 @@ from ohmpi import OhmPi
 import matplotlib.pyplot as plt
 import numpy as np
 
-k = OhmPi(idps=True)
-k.rs_check()
+a = np.arange(13) + 1
+b = a + 3
+m = a + 1
+n = a + 2
+seq = np.c_[a, b, m, n]
 
-x = []
-for i in range(1):
-    out = k.run_measurement(injection_duration=0.5, nb_stack=1, tx_volt=0, autogain=True, best_tx_injtime=0.2)
-    x.append(out['R [ohm]'])
+k = OhmPi(idps=True)
+k.pardict['injection_duration'] = 0.5
+k.pardict['nb_stack'] = 1
+k.pardict['tx_volt'] = 0
+k.pardict['nbr_meas'] = 1
+#k.sequence = seq
+#k.reset_mux()
+#k.switch_mux_on([4, 7, 5, 6])
+#k.switch_mux_on([12, 15, 13, 14])
+#k.measure(strategy='vmax')
+#print('vab', k.compute_tx_volt(strategy='vmin'))
+#k.rs_check()
+# out = k.run_measurement(quad=[3, 3, 3, 3], nb_stack=1, tx_volt=12, strategy='constant', autogain=True)
+#k.reset_mux()
+#k.rs_check(tx_volt=12)
 
+# x = []
+for i in range(5):
+    out = k.run_measurement(injection_duration=0.5, nb_stack=5, strategy='vmin', tx_volt=5, autogain=True)
+    #x.append(out['R [ohm]'])
+    k.append_and_save('out.csv', out)
 
 data = out['fulldata']
 inan = ~np.isnan(data[:,0])
 
 if True:
-    plt.plot(data[inan,2], data[inan,0], '.-', label='current [mA]')
-    plt.plot(data[inan,2], data[inan,1], '.-', label='voltage [mV]')
-    plt.legend()
+    fig, axs = plt.subplots(2, 1, sharex=True)
+    ax = axs[0]
+    ax.plot(data[inan,2], data[inan,0], 'r.-', label='current [mA]')
+    ax.set_ylabel('Current AB [mA]')
+    ax = axs[1]
+    ax.plot(data[inan,2], data[inan,1], '.-', label='voltage [mV]')
+    ax.set_ylabel('Voltage MN [mV]')
+    ax.set_xlabel('Time [s]')
     plt.show()
+    
+#     fig,ax=plt.subplots()
+#     
+#    
+#     ax.plot(data[inan,2], data[inan,0],  label='current [mA]', marker="o")
+#     ax2=ax.twinx()
+#     ax2.plot(data[inan,2], data[inan,1],'r.-' , label='current [mV]')
+#     ax2.set_ylabel('Voltage [mV]', color='r')
+#     ymin=-50
+#     ymax=50
+#     ymin1=-4500
+#     ymax1= 4500
+#     ax.set_ylim([ymin,ymax])
+#     ax2.set_ylim([ymin1,ymax1])
+#     
+#     plt.show()
+    
 
 
 if False:

test_fullwave.py

+import numpy as np
+import pandas as pd
+import matplotlib.pyplot as plt
+import os
+
+fnames = sorted(os.listdir('data'))
+df = pd.read_csv('out.csv', engine='python')
+df
+
+ct = df.columns[df.columns.str.match('t\d+')]
+ci = df.columns[df.columns.str.match('i\d+')]
+cu = df.columns[df.columns.str.match('u\d+')]
+
+fig, axs = plt.subplots(2, 1, sharex=True)
+for i in range(df.shape[0]):
+    print(i)
+    data = np.c_[df.loc[i, ct], df.loc[i, ci], df.loc[i, cu]].astype(float)
+    inan = ~(np.isnan(data).any(1))
+    label = ', '.join(df.loc[i, ['A', 'B', 'M', 'N']].astype(str).to_list())
+    ax = axs[0]
+    ax.plot(data[inan,0], data[inan,1], '.-', label=label)
+    ax.set_ylabel('Current AB [mA]')
+    ax.legend()
+    ax = axs[1]
+    ax.plot(data[inan,0], data[inan,2], '.-', label=label)
+    ax.set_ylabel('Voltage MN [mV]')
+    ax.set_xlabel('Time [s]')
+plt.show()