bug fix

fixed the issue with executable won't call read_arduino.py

read_arduino.py

@@ -2,7 +2,7 @@
  Read raw data from Arduino and then converted into actual resistance using parameters provided from top level
 """
 from datetime import datetime
-import serial, os, json
+import serial, time, json
 import serial.tools.list_ports
 import numpy as np
 
@@ -18,15 +18,26 @@ def read():
     sensor_ports = np.array(settings["sensor_ports"])  # ports that sensor(s) are connected to
     file_name = settings["file_name"]
     port = settings["port"]
-    if "- No Device -" in port:
-        # TODO: set to writerandomvalues.py thing instead raise error
-        print("this should generate random values base on # sensors given")
-        exit(0)
-    else:
-        controller = serial.Serial(port, baudrate=baud)
+    delay = settings["delay"]
 
     if np.any(sensor_ports >= SENSORS_MAX):
         raise ValueError("Port range is 0-3!")
+    if "- No Device -" in port:
+        while True:
+            dat_list = np.random.randint(0, 3300, len(sensor_ports))  # create a randomized voltage data
+            # take only the nonzero indices, and truncated to two decimal places to "filter" out some hardware errors
+            dat_sel = np.trunc((np.take(dat_list, sensor_ports) / 1000) * 10**2) / 10**2
+            r_arr = np.take(refRes, sensor_ports) * (v_in / dat_sel - 1)
+            # write + export values as .csv format
+            dat = f", ".join(np.insert(r_arr.astype(str), 0, datetime.now().strftime('%H:%M:%S')))
+            print(dat)
+            f = open(file_name, "a", newline="", encoding="utf-8")
+            f.write(dat + '\n')
+            f.close()
+            time.sleep(delay / 1000)
+        exit(0)
+    else:
+        controller = serial.Serial(port, baudrate=baud)
 
     # TODO: separate data in each run but still keep them in one csv file
     while controller.isOpen():

test.py

@@ -2,12 +2,18 @@ from ui import Frame
 from multiprocessing import *
 from read_arduino import *
 from serial_plotter import *
-import os, json, wx, warnings
+import os, sys, json, wx,importlib, warnings
 import serial.tools.list_ports
 import numpy as np
 
 warnings.filterwarnings("ignore", category=DeprecationWarning)
 
+#  acknowledgement: https://stackoverflow.com/a/68666505. handles splash screens
+if '_PYIBoot_SPLASH' in os.environ and importlib.util.find_spec("pyi_splash"):
+    import pyi_splash
+    pyi_splash.update_text('UI Loaded ...')
+    pyi_splash.close()
+
 HEIGHT = 800
 WIDTH = 800
 
@@ -16,8 +22,6 @@ global ani, t1
 
 def main():
     #################### USER INPUTS ###########################
-    # TODO: if there is already a setting.json exist, loads all inputs from there as 'default'
-
     resistors = [float(frame.r_ref_1.GetValue()), float(frame.r_ref_2.GetValue()), float(frame.r_ref_3.GetValue()),
                  float(frame.r_ref_4.GetValue()),
                  0]  # resisters for each An port, where n is an integer from 0-3. Use 0 if none. in Ohms
@@ -59,14 +63,6 @@ def gen_settings(resistors, input_voltage, bits, port, filename, window_size, de
     open(filename, "a", newline="", encoding="utf-8")
 
 
-def get_devices():
-    """
-	get all available devices connected, put them in the UI's dropdown menu
-	"""
-    ports = [comport.device for comport in serial.tools.list_ports.comports()]  # get all available ports
-    frame.dev_list.AppendItems(ports)
-
-
 def run(e):
     """
     run the read_arduino.py and Serial Plotter in parallel
@@ -79,8 +75,7 @@ def run(e):
     # place the read() function from read_arduino into another process to run it in background
     t1 = Process(target=read, args=())
     t1.start()
-
-    # run the plotter. Note that we should not put the plotter class, or function, in another process since 
+    # run the plotter. Note that we should not put the plotter class, or function, in another process since
     # matplot's FuncAnimation doesn't like that
     plotter = SerialPlotter()
     ani = plotter.plotting()
@@ -92,14 +87,20 @@ def run(e):
 
 
 if __name__ == '__main__':
+    sys.stdout.write("this is an alpha version of the design. This debug terminal will be gone on official release\n")
+    #  Acknowledgement: https://stackoverflow.com/a/27694505
+    if sys.platform.startswith('win'):
+        # On Windows calling this function is necessary.
+        freeze_support()
     global t1
     app = wx.App()
     frame = Frame(None)
-    get_devices()
-    frame.SetTitle("Cease your resistance! - alpha 0.1.1")
+    ports = [comport.device for comport in serial.tools.list_ports.comports()]  # get all available ports
+    frame.dev_list.AppendItems(ports)
+    frame.SetTitle("Cease your resistance! - alpha 0.2.0")
     frame.btLaunch.Bind(wx.EVT_BUTTON, run)
     if os.path.isfile("settings.json"):
-        print("Found existing settings.json, auto-fill previous inputs!")
+        sys.stdout.write("Found existing settings.json, auto-fill previous inputs!\n")
         settings = json.load(open('settings.json', 'r'))
         frame.r_ref_1.SetValue(str(settings["refRes"][0]))
         frame.r_ref_2.SetValue(str(settings["refRes"][1]))
@@ -108,8 +109,10 @@ if __name__ == '__main__':
         frame.input_voltage.SetValue(str(settings["v_in"]))
         frame.adjusted_volt.SetValue(str(settings["resolution"]))
         frame.m_textCtrl26.SetValue(str(settings["winSize"]))
+        if settings["port"] in ports:  # auto-select device port if exist
+            frame.dev_list.SetValue(settings["port"])
 
     frame.Show()
     app.MainLoop()
     if 't1' in globals():
-        t1.terminate()  # end the process if it has been started
+        t1.terminate()  # gracefully end the read_arduino process if it has been started

ui.py

@@ -91,7 +91,7 @@ class Frame ( wx.Frame ):
 		self.sizer_prompt.Wrap( -1 )
 		gbSizer8.Add( self.sizer_prompt, wx.GBPosition( 2, 0 ), wx.GBSpan( 1, 1 ), wx.ALIGN_CENTER_VERTICAL|wx.ALIGN_RIGHT, 5 )
 		
-		self.m_textCtrl26 = wx.TextCtrl( v_entre.GetStaticBox(), wx.ID_ANY, u"480", wx.DefaultPosition, wx.DefaultSize, 0 )
+		self.m_textCtrl26 = wx.TextCtrl( v_entre.GetStaticBox(), wx.ID_ANY, u"50", wx.DefaultPosition, wx.DefaultSize, 0 )
 		self.m_textCtrl26.SetToolTipString( u"Window size for the plot window. If want infinite/maximum size, type 0" )
 		
 		gbSizer8.Add( self.m_textCtrl26, wx.GBPosition( 2, 1 ), wx.GBSpan( 1, 1 ), wx.ALIGN_CENTER_VERTICAL|wx.ALIGN_CENTER_HORIZONTAL|wx.TOP|wx.RIGHT|wx.LEFT, 5 )