Create BPCXXX_pythonnet.py

Simple example setting the voltage on a BPC controller.

Author: TrumanMetz

Python/Benchtop/BPCXXX/BPCXXX_pythonnet.py

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+"""
+pythonnet_template
+==================
+
+A template useful for the creation of custom software for Thorlabs BPCXXX benchtop controllers.
+"""
+import os
+import time
+import sys
+import clr
+
+clr.AddReference("C:\\Program Files\\Thorlabs\\Kinesis\\Thorlabs.MotionControl.DeviceManagerCLI.dll")
+clr.AddReference("C:\\Program Files\\Thorlabs\\Kinesis\\Thorlabs.MotionControl.GenericPiezoCLI.dll")
+clr.AddReference("C:\\Program Files\\Thorlabs\\Kinesis\\ThorLabs.MotionControl.Benchtop.PiezoCLI.dll")
+from Thorlabs.MotionControl.DeviceManagerCLI import *
+from Thorlabs.MotionControl.GenericPiezoCLI import *
+from Thorlabs.MotionControl.Benchtop.PiezoCLI import *
+from System import Decimal  # necessary for real world units
+
+def main():
+    """The main entry point for the application"""
+
+    # Uncomment this line if you are using
+    # SimulationManager.Instance.InitializeSimulations()
+
+    try:
+
+        DeviceManagerCLI.BuildDeviceList()
+
+        # create new device
+        serial_no = "71000001"  # Replace this line with your device's serial number
+
+        # Set output voltage. 
+        voltage = 0
+        # Connect
+        device = BenchtopPiezo.CreateBenchtopPiezo(serial_no)
+        device.Connect(serial_no)
+
+        # Retrieve channel for the device. Can call multiple times for (X) channels.
+        channel = device.GetChannel(1)
+
+        # Ensure that the device settings have been initialized
+        if not channel.IsSettingsInitialized():
+            channel.WaitForSettingsInitialized(10000)  # 10 second timeout
+            assert channel.IsSettingsInitialized() is True
+
+        # Start polling and enable
+        channel.StartPolling(250)  #250ms polling rate
+        time.sleep(25)
+        channel.EnableDevice()
+        time.sleep(0.25)  # Wait for device to enable
+
+        # Get Device Information and display description
+        device_info = channel.GetDeviceInfo()
+        print(device_info.Description)
+
+        # Load any configuration settings needed by the controller/stage
+        motor_config = channel.GetPiezoConfiguration(channel.DeviceID)
+        time.sleep(0.25)
+
+        currentDeviceSettings = channel.PiezoDeviceSettings
+        
+        
+        maxVolts = channel.GetMaxOutputVoltage()
+
+        if (voltage == 0):
+                channel.SetOutputVoltage(Decimal(voltage))
+                newVolts = channel.GetOutputVoltage()
+                print("Voltage set to Zero")
+
+        elif ((voltage != 0) & (voltage <= maxVolts)):
+            
+        #Update voltage if required using real world methods
+            channel.SetOutputVoltage(Decimal(voltage))
+
+            newVolts = channel.GetOutputVoltage()
+            print("Voltage set to {0}", newVolts)
+            
+
+
+        # Stop Polling and Disconnect
+        channel.StopPolling()
+        device.Disconnect()
+
+    except Exception as e:
+        print(e)
+
+    # Uncomment this line if you are using Simulations
+    # SimulationManager.Instance.UninitializeSimulations()
+    ...
+
+
+if __name__ == "__main__":
+    main()