def main(): """ * Define how long the program runs for """ runtime = int(input("Measure for long long: ")) # seconds """ * Allocate a new Phidget Channel object """ ch = VoltageRatioInput() ch2 = VoltageRatioInput() ch3 = VoltageRatioInput() ch4 = VoltageRatioInput() """ * Set matching parameters to specify which channel to open """ ch.setDeviceSerialNumber(533379) ch.setIsHubPortDevice(False) ch.setChannel(0) ch2.setDeviceSerialNumber(533379) ch2.setIsHubPortDevice(False) ch2.setChannel(1) ch3.setDeviceSerialNumber(533379) ch3.setIsHubPortDevice(False) ch3.setChannel(2) ch4.setDeviceSerialNumber(533379) ch4.setIsHubPortDevice(False) ch4.setChannel(3) """ * Add event handlers before calling open so that no events are missed. """ print("\n--------------------------------------") ch.setOnAttachHandler(onAttachHandler) ch2.setOnAttachHandler(onAttachHandler) ch3.setOnAttachHandler(onAttachHandler) ch4.setOnAttachHandler(onAttachHandler) ch.setOnDetachHandler(onDetachHandler) ch2.setOnDetachHandler(onDetachHandler) ch3.setOnDetachHandler(onDetachHandler) ch4.setOnDetachHandler(onDetachHandler) ch.setOnErrorHandler(onErrorHandler) ch2.setOnErrorHandler(onErrorHandler) ch3.setOnErrorHandler(onErrorHandler) ch4.setOnErrorHandler(onErrorHandler) ch.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) ch2.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler2) ch3.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler3) ch4.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler4) """ * Open the channel with a timeout """ print("\nOpening and Waiting for Attachment...") ch.openWaitForAttachment(5000) ch2.openWaitForAttachment(5000) ch3.openWaitForAttachment(5000) ch4.openWaitForAttachment(5000) time.sleep(runtime) """ * Perform clean up and exit """ #clear the VoltageRatioChange event handler ch.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch4.setOnVoltageRatioChangeHandler(None) print("Cleaning up...") ch.close() ch2.close() ch3.close() ch4.close() f1.close() f2.close() f3.close() f4.close() print("\nExiting...") return 0
def main(): try: """ * Allocate a new Phidget Channel object """ ch = VoltageRatioInput() """ * Set matching parameters to specify which channel to open """ #You may remove this line and hard-code the addressing parameters to fit your application channelInfo = AskForDeviceParameters(ch) ch.setDeviceSerialNumber(channelInfo.deviceSerialNumber) ch.setHubPort(channelInfo.hubPort) ch.setIsHubPortDevice(channelInfo.isHubPortDevice) ch.setChannel(channelInfo.channel) if (channelInfo.netInfo.isRemote): ch.setIsRemote(channelInfo.netInfo.isRemote) if (channelInfo.netInfo.serverDiscovery): try: Net.enableServerDiscovery( PhidgetServerType.PHIDGETSERVER_DEVICEREMOTE) except PhidgetException as e: PrintEnableServerDiscoveryErrorMessage(e) raise EndProgramSignal( "Program Terminated: EnableServerDiscovery Failed") else: Net.addServer("Server", channelInfo.netInfo.hostname, channelInfo.netInfo.port, channelInfo.netInfo.password, 0) """ * Add event handlers before calling open so that no events are missed. """ print("\n--------------------------------------") print("\nSetting OnAttachHandler...") ch.setOnAttachHandler(onAttachHandler) print("Setting OnDetachHandler...") ch.setOnDetachHandler(onDetachHandler) print("Setting OnErrorHandler...") ch.setOnErrorHandler(onErrorHandler) #This call may be harmlessly removed PrintEventDescriptions() print("\nSetting OnVoltageRatioChangeHandler...") ch.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) print("\nSetting OnSensorChangeHandler...") ch.setOnSensorChangeHandler(onSensorChangeHandler) """ * Open the channel with a timeout """ print("\nOpening and Waiting for Attachment...") try: ch.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch) raise EndProgramSignal("Program Terminated: Open Failed") print("Sampling data for 10 seconds...") print( "You can do stuff with your Phidgets here and/or in the event handlers." ) time.sleep(10) """ * Perform clean up and exit """ print("\nDone Sampling...") print("Cleaning up...") ch.close() print("\nExiting...") return 0 except PhidgetException as e: sys.stderr.write("\nExiting with error(s)...") DisplayError(e) traceback.print_exc() print("Cleaning up...") ch.close() return 1 except EndProgramSignal as e: print(e) print("Cleaning up...") ch.close() return 1 except RuntimeError as e: sys.stderr.write("Runtime Error: \n\t" + e) traceback.print_exc() return 1 finally: print("Press ENTER to end program.") readin = sys.stdin.readline()
def main2(): global sleeptime try: """ * Allocate a new Phidget Channel object """ ch2 = VoltageRatioInput() """ * Set matching parameters to specify which channel to open """ #You may remove this line and hard-code the addressing parameters to fit your application #channelInfo = AskForDeviceParameters(ch) ch2.setDeviceSerialNumber(566690) ch2.setChannel(2) """ * Add event handlers before calling open so that no events are missed. """ #print("\n--------------------------------------") #print("\nSetting OnAttachHandler...") ch2.setOnAttachHandler(onAttachHandler) #print("Setting OnDetachHandler...") ch2.setOnDetachHandler(onDetachHandler) #print("Setting OnErrorHandler...") ch2.setOnErrorHandler(onErrorHandler) #This call may be harmlessly removed #PrintEventDescriptions() #print("\nSetting OnVoltageRatioChangeHandler...") ch2.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) #print("\nSetting OnSensorChangeHandler...") ch2.setOnSensorChangeHandler(onSensorChangeHandler) """ * Open the channel with a timeout """ #print("\nOpening and Waiting for Attachment...") try: ch2.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch2) raise EndProgramSignal("Program Terminated: Open Failed") #print("Sampling data for 10 seconds...") #print("You can do stuff with your Phidgets here and/or in the event handlers.") time.sleep(sleeptime) """ * Perform clean up and exit """ #print("\nDone Sampling...") #print("Cleaning up...") ch2.close() #print("\nExiting...") global data weight2 = data datalist.clear() return weight2 except PhidgetException as e: sys.stderr.write("\nExiting with error(s)...") DisplayError(e) traceback.print_exc() print("Cleaning up...") ch2.close() return 1 except EndProgramSignal as e: print(e) print("Cleaning up...") ch2.close() return 1 except RuntimeError as e: sys.stderr.write("Runtime Error: \n\t" + e) traceback.print_exc() return 1
def VoltageRatioChangeHandler(e, voltageRatio): print("VoltageRatio: %f" % voltageRatio) Vratios.append(voltageRatio) def SensorChangeHandler(e, sensorValue, sensorUnit): print("Sensor Value: %f" % sensorValue) #%% This is Phidget's code that does the collecting # We only have 1 load cell hooked up, so this should be all good for now # If we ever have more than one, use the Phidget control panel to specify hub ports # and serial numbers try: ch.setOnAttachHandler(VoltageRatioInputAttached) ch.setOnDetachHandler(VoltageRatioInputDetached) ch.setOnErrorHandler(ErrorEvent) ch.setOnVoltageRatioChangeHandler(VoltageRatioChangeHandler) ch.setOnSensorChangeHandler(SensorChangeHandler) # Please review the Phidget22 channel matching documentation for details on the device # and class architecture of Phidget22, and how channels are matched to device features. # Specifies the serial number of the device to attach to. # For VINT devices, this is the hub serial number. # # The default is any device. # # ch.setDeviceSerialNumber(470070)
def main(): try: """ * Allocate a new Phidget Channel object """ try: ch0 = VoltageRatioInput() ch1 = VoltageRatioInput() ch2 = VoltageRatioInput() ch3 = VoltageRatioInput() ch4 = VoltageRatioInput() ch5 = VoltageRatioInput() ch6 = VoltageRatioInput() ch7 = VoltageRatioInput() ch8 = VoltageRatioInput() ch9 = VoltageRatioInput() digi = DigitalInput() except PhidgetException as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t") DisplayError(e) raise except RuntimeError as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t" + e) raise """ * Set matching parameters to specify which channel to open """ #You may remove this line and hard-code the addressing parameters to fit your application #channelInfo = AskForDeviceParameters(ch) ch0.setDeviceSerialNumber(474147) ch0.setHubPort(0) ch0.setIsHubPortDevice(0) ch0.setChannel(0) ch1.setDeviceSerialNumber(474147) ch1.setHubPort(0) ch1.setIsHubPortDevice(0) ch1.setChannel(1) ch2.setDeviceSerialNumber(474147) ch2.setHubPort(0) ch2.setIsHubPortDevice(0) ch2.setChannel(2) ch3.setDeviceSerialNumber(474147) ch3.setHubPort(0) ch3.setIsHubPortDevice(0) ch3.setChannel(3) ch4.setDeviceSerialNumber(474147) ch4.setHubPort(0) ch4.setIsHubPortDevice(0) ch4.setChannel(0) ch5.setDeviceSerialNumber(000000) ch5.setHubPort(0) ch5.setIsHubPortDevice(0) ch5.setChannel(1) ch6.setDeviceSerialNumber(000000) ch6.setHubPort(0) ch6.setIsHubPortDevice(0) ch6.setChannel(2) ch7.setDeviceSerialNumber(000000) ch7.setHubPort(0) ch7.setIsHubPortDevice(0) ch7.setChannel(3) ch8.setDeviceSerialNumber(000000) ch8.setHubPort(0) ch8.setIsHubPortDevice(0) ch8.setChannel(0) ch9.setDeviceSerialNumber(000000) ch9.setHubPort(0) ch9.setIsHubPortDevice(0) ch9.setChannel(1) digi.setDeviceSerialNumber(000000) digi.setHubPort(0) digisetIsHubPortDevice(0) digi.setChannel(0) """ * Add event handlers before calling open so that no events are missed. """ print("\n--------------------------------------") print("\nSetting OnAttachHandler...") ch0.setOnAttachHandler(onAttachHandler) ch1.setOnAttachHandler(onAttachHandler) ch2.setOnAttachHandler(onAttachHandler) ch3.setOnAttachHandler(onAttachHandler) ch4.setOnAttachHandler(onAttachHandler) ch5.setOnAttachHandler(onAttachHandler) ch6.setOnAttachHandler(onAttachHandler) ch7.setOnAttachHandler(onAttachHandler) ch8.setOnAttachHandler(onAttachHandler) ch9.setOnAttachHandler(onAttachHandler) print("Setting OnDetachHandler...") ch0.setOnDetachHandler(onDetachHandler) ch1.setOnDetachHandler(onDetachHandler) ch2.setOnDetachHandler(onDetachHandler) ch3.setOnDetachHandler(onDetachHandler) ch4.setOnDetachHandler(onDetachHandler) ch5.setOnDetachHandler(onDetachHandler) ch6.setOnDetachHandler(onDetachHandler) ch7.setOnDetachHandler(onDetachHandler) ch8.setOnDetachHandler(onDetachHandler) ch9.setOnDetachHandler(onDetachHandler) print("Setting OnErrorHandler...") ch0.setOnErrorHandler(onErrorHandler) ch1.setOnErrorHandler(onErrorHandler) ch2.setOnErrorHandler(onErrorHandler) ch3.setOnErrorHandler(onErrorHandler) ch4.setOnErrorHandler(onErrorHandler) ch5.setOnErrorHandler(onErrorHandler) ch6.setOnErrorHandler(onErrorHandler) ch7.setOnErrorHandler(onErrorHandler) ch8.setOnErrorHandler(onErrorHandler) ch9.setOnErrorHandler(onErrorHandler) """ * Open the channel with a timeout """ print("\nOpening and Waiting for Attachment...") try: ch0.openWaitForAttachment(5000) ch1.openWaitForAttachment(5000) ch2.openWaitForAttachment(5000) ch3.openWaitForAttachment(5000) ch4.openWaitForAttachment(5000) ch5.openWaitForAttachment(5000) ch6.openWaitForAttachment(5000) ch7.openWaitForAttachment(5000) ch8.openWaitForAttachment(5000) ch9.openWaitForAttachment(5000) digi.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch0) PrintOpenErrorMessage(e, ch1) PrintOpenErrorMessage(e, ch2) PrintOpenErrorMessage(e, ch3) PrintOpenErrorMessage(e, ch4) PrintOpenErrorMessage(e, ch5) PrintOpenErrorMessage(e, ch6) PrintOpenErrorMessage(e, ch7) PrintOpenErrorMessage(e, ch8) PrintOpenErrorMessage(e, ch9) raise EndProgramSignal("Program Terminated: Open Failed") print("Sampling data for 10 seconds...") print( "You can do stuff with your Phidgets here and/or in the event handlers." ) time.sleep(5) #Create csv file to write data to file_path = os.path.join('C:', 'Users', 'Jacob Bennedsen', 'Desktop', 'Python Files', 'Learning', 'Fatigue_Test.csv') csvfile = open(file_path, 'w') filewriter = csv.writer(csvfile, delimiter=',', lineterminator='\n', quotechar='|', quoting=csv.QUOTE_MINIMAL) #Write header row to csv filewriter.writerow([ 'Signal Iteration', 'Time (s)', 'ch0 (V/V)', 'ch1 (V/V)', 'ch2 (V/V)', 'ch3 (V/V)', 'ch4 (V/V)', 'ch5 (V/V)', 'ch6 (V/V)', 'ch7 (V/V)', 'ch8 (V/V)', 'ch9 (V/V)' ]) delay = 1 #seconds #Initialize lists to be used for data plotting logged_time = list() w0 = list() w1 = list() w2 = list() w3 = list() w4 = list() w5 = list() w6 - list() w7 = list() w8 = list() w9 = list() d = deque([0, 0]) #Deque to check for change in state d.maxlen(2) #Set max length of deque to 2 sig_count = 0 #Count of changes in state i = 0 #Iteration of loop start_time = time.monotonic() #Start time betweeen state change timer elapsed_time = 0 #Initialize the elapsed time while elapsed_time < 30: #Loop while the time between state changes is less than 30 sec elapsed_time = time.monotonic() - start_time #Update elapsed time d.append(digi.getState()) #Get the latest PLC signal value if d[0] != d[1]: #Check if the latest and previous values changed start_time = time.monotonic( ) #If yes then reset time between state changes sig_count += 1 #Increment signal count t = i * delay #Timestamp based upon loop iterations and data collection delay #Store latest voltage ratio from each channel in a variable v0 = ch0.getVoltageRatio() v1 = ch1.getVoltageRatio() v2 = ch2.getVoltageRatio() v3 = ch3.getVoltageRatio() v4 = ch4.getVoltageRatio() v5 = ch5.getVoltageRatio() v6 = ch6.getVoltageRatio() v7 = ch7.getVoltageRatio() v8 = ch8.getVoltageRatio() v9 = ch9.getVoltageRatio() logged_time.append(t) #Add latest time to list w0.append(v0) #Add latest voltage ratio to list w1.append(v1) w2.append(v2) w3.append(v3) w4.append(v4) w5.append(v5) w6.append(v6) w7.append(v7) w8.append(v8) w9.append(v9) #Write the collected data to a csv filewriter.writerow( [sig_count, t, v0, v1, v2, v3, v4, v5, v6, v7, v8, v9]) i += 1 #Increment iterations time.sleep( delay) #Wait for the specified time before looping again csvfile.close() #Plot data plt.plot(logged_time, w0, label='ch0') plt.plot(logged_time, w1, label='ch1') plt.plot(logged_time, w2, label='ch2') plt.plot(logged_time, w3, label='ch3') plt.plot(logged_time, w4, label='ch4') plt.plot(logged_time, w5, label='ch5') plt.plot(logged_time, w6, label='ch6') plt.plot(logged_time, w7, label='ch7') plt.plot(logged_time, w8, label='ch8') plt.plot(logged_time, w9, label='ch9') plt.legend() plt.show() """ * Perform clean up and exit """ #clear the VoltageRatioChange event handler ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch4.setOnVoltageRatioChangeHandler(None) ch5.setOnVoltageRatioChangeHandler(None) ch6.setOnVoltageRatioChangeHandler(None) ch7.setOnVoltageRatioChangeHandler(None) ch8.setOnVoltageRatioChangeHandler(None) ch9.setOnVoltageRatioChangeHandler(None) print("\nDone Sampling...") print("Cleaning up...") ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() print("\nExiting...") return 0 except PhidgetException as e: sys.stderr.write("\nExiting with error(s)...") DisplayError(e) traceback.print_exc() print("Cleaning up...") ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() return 1 except EndProgramSignal as e: print(e) print("Cleaning up...") ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() return 1 finally: print("Press ENTER to end program.") readin = sys.stdin.readline()
def main(): global w1 global w2 global w3 global w4 global c1 global c2 global c3 global c4 mvalue = [] """ * Define how long the program runs for """ runtime = 10 # seconds """ * Allocate a new Phidget Channel object """ ch = VoltageRatioInput() ch2 = VoltageRatioInput() ch3 = VoltageRatioInput() ch4 = VoltageRatioInput() """ * Set matching parameters to specify which channel to open """ ch.setDeviceSerialNumber(533379) ch.setIsHubPortDevice(False) ch.setChannel(0) ch2.setDeviceSerialNumber(533379) ch2.setIsHubPortDevice(False) ch2.setChannel(1) ch3.setDeviceSerialNumber(533379) ch3.setIsHubPortDevice(False) ch3.setChannel(2) ch4.setDeviceSerialNumber(533379) ch4.setIsHubPortDevice(False) ch4.setChannel(3) """ * Add event handlers before calling open so that no events are missed. """ print("\n--------------------------------------") ch.setOnAttachHandler(onAttachHandler) ch2.setOnAttachHandler(onAttachHandler) ch3.setOnAttachHandler(onAttachHandler) ch4.setOnAttachHandler(onAttachHandler) ch.setOnDetachHandler(onDetachHandler) ch2.setOnDetachHandler(onDetachHandler) ch3.setOnDetachHandler(onDetachHandler) ch4.setOnDetachHandler(onDetachHandler) ch.setOnErrorHandler(onErrorHandler) ch2.setOnErrorHandler(onErrorHandler) ch3.setOnErrorHandler(onErrorHandler) ch4.setOnErrorHandler(onErrorHandler) ch.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) ch2.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler2) ch3.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler3) ch4.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler4) """ * Open the channel with a timeout """ print "motor 1 - w1" ch.openWaitForAttachment(5000) time.sleep(runtime) ch.setOnVoltageRatioChangeHandler(None) mvalue.append(w1 / c1) w1 = 0 c1 = 0 x = raw_input("motor 1 - w2") ch.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) ch.openWaitForAttachment(5000) time.sleep(runtime) ch.setOnVoltageRatioChangeHandler(None) mvalue.append(w1 / c1) w1 = 0 c1 = 0 x = raw_input("motor 2 - w1") ch2.openWaitForAttachment(5000) time.sleep(runtime) ch2.setOnVoltageRatioChangeHandler(None) mvalue.append(w2 / c2) w2 = 0 c2 = 0 x = raw_input("motor 2 - w2") ch2.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler2) ch2.openWaitForAttachment(5000) time.sleep(runtime) ch2.setOnVoltageRatioChangeHandler(None) mvalue.append(w2 / c2) w2 = 0 c2 = 0 x = raw_input("motor 3 - w1") ch3.openWaitForAttachment(5000) time.sleep(runtime) ch3.setOnVoltageRatioChangeHandler(None) mvalue.append(w3 / c3) w3 = 0 c3 = 0 x = raw_input("motor 3 - w2") ch3.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler3) ch3.openWaitForAttachment(5000) time.sleep(runtime) ch3.setOnVoltageRatioChangeHandler(None) mvalue.append(w3 / c3) w3 = 0 c3 = 0 x = raw_input("motor 4 - w1") ch4.openWaitForAttachment(5000) time.sleep(runtime) ch4.setOnVoltageRatioChangeHandler(None) mvalue.append(w4 / c4) w4 = 0 c4 = 0 x = raw_input("motor 4 - w2") ch4.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler4) ch4.openWaitForAttachment(5000) time.sleep(runtime) ch4.setOnVoltageRatioChangeHandler(None) mvalue.append(w4 / c4) w4 = 0 c4 = 0 # calibration cali.run_calibration(mvalue) print("calibration file saved...") ch.close() ch2.close() ch3.close() ch4.close() print("\nExiting...") return 0
def main(): try: try: ch0 = VoltageRatioInput() ch1 = VoltageRatioInput() ch2 = VoltageRatioInput() ch3 = VoltageRatioInput() except PhidgetException as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t") DisplayError(e) raise except RuntimeError as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t" + e) raise " Set matching parameters to specify which channel to open" ch0.setDeviceSerialNumber(494011) ch0.setChannel(0) ch1.setDeviceSerialNumber(494011) ch1.setChannel(1) ch2.setDeviceSerialNumber(494011) ch2.setChannel(2) ch3.setDeviceSerialNumber(494011) ch3.setChannel(3) " event handlers before calling open so that no events are missed. " print("\n--------------------------------------") print("\nSetting OnAttachHandler...") ch0.setOnAttachHandler(onAttachHandler) ch1.setOnAttachHandler(onAttachHandler) ch2.setOnAttachHandler(onAttachHandler) ch3.setOnAttachHandler(onAttachHandler) print("Setting OnDetachHandler...") ch0.setOnDetachHandler(onDetachHandler) ch1.setOnDetachHandler(onDetachHandler) ch2.setOnDetachHandler(onDetachHandler) ch3.setOnDetachHandler(onDetachHandler) print("Setting OnErrorHandler...") ch0.setOnErrorHandler(onErrorHandler) ch1.setOnErrorHandler(onErrorHandler) ch2.setOnErrorHandler(onErrorHandler) ch3.setOnErrorHandler(onErrorHandler) print("\nSetting onVoltageRatioChangeHandler...") #ch0.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) #ch1.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) #ch2.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) #ch3.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) " Open the channel with a timeout " print("\nOpening and Waiting for Attachment...") try: ch0.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch0) raise EndProgramSignal("Program Terminated: Open Failed") try: ch1.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch1) raise EndProgramSignal("Program Terminated: Open Failed") try: ch2.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch2) raise EndProgramSignal("Program Terminated: Open Failed") try: ch3.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch3) raise EndProgramSignal("Program Terminated: Open Failed") for n in range(100): cal0 = -ch0.getVoltageRatio() cal1 = -ch1.getVoltageRatio() cal2 = -ch2.getVoltageRatio() cal3 = -ch3.getVoltageRatio() time.sleep(0.008) while True: conv(ch0, ch1, ch2, ch3, cal0, cal1, cal2, cal3) time.sleep(0.008) #Print(ch0.getVoltageRatio()) print(" Press enter to exit ") readin = sys.stdin.readline() " Perform clean up and exit " print("\nDone Sampling...") print("Cleaning up...") ch0.close() ch1.close() ch2.close() ch3.close() print("\nExiting...") return 0 except PhidgetException as e: sys.stderr.write("\nExiting with error(s)...") DisplayError(e) traceback.print_exc() print("Cleaning up...") ch0.close() ch1.close() ch2.close() ch3.close() return 1 except EndProgramSignal as e: print(e) print("Cleaning up...") ch0.close() ch1.close() ch2.close() ch3.close() return 1
class WeightSensor: def __init__(self): self.weight_value = -1 self.has_ended = False self.try_weight_sensor() def try_weight_sensor(self): print("Try Weight Sensor") try: # Allocate a new Phidget Channel object self.ch = VoltageRatioInput() self.do = DigitalOutput() self.ch.setChannel(0) self.do.setChannel(6) self.ch.setOnAttachHandler(onAttachHandler) self.ch.setOnDetachHandler(onDetachHandler) self.ch.setOnErrorHandler(onErrorHandler) self.ch.setOnVoltageRatioChangeHandler(onVoltageRatioChangeHandler) self.ch.setOnSensorChangeHandler(onSensorChangeHandler) # Open the channel with a timeout try: self.ch.openWaitForAttachment(5000) self.do.openWaitForAttachment(5000) except PhidgetException as e: # PrintOpenErrorMessage(e, self.ch) raise EndProgramSignal("Program Terminated: Open Failed") print("THREAD STARTING") weight_thread = threading.Thread( target=self.start_getting_weight_value) weight_thread.daemon = True weight_thread.start() except Exception as e: self.ch.close() self.try_conneting_again() def start_getting_weight_value(self): while not self.has_ended: try: self.weight_value = self.ch.getVoltageRatio() except: self.ch.close() break time.sleep(0.25) self.try_conneting_again() def try_conneting_again(self): self.has_ended = True print( "Weight sensor failed! Trying to connect to the weight sensor again in 3 2 1..." ) time.sleep(3) self.ch = None self.do = None self.has_ended = False self.weight_value = -1 self.try_weight_sensor() def get_weight_value(self): return self.weight_value
def main(): try: """ * Allocate a new Phidget Channel object """ try: ch0 = VoltageRatioInput() ch1 = VoltageRatioInput() ch2 = VoltageRatioInput() ch3 = VoltageRatioInput() ch4 = VoltageRatioInput() ch5 = VoltageRatioInput() ch6 = VoltageRatioInput() ch7 = VoltageRatioInput() ch8 = VoltageRatioInput() ch9 = VoltageRatioInput() except PhidgetException as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t") DisplayError(e) raise except RuntimeError as e: sys.stderr.write( "Runtime Error -> Creating VoltageRatioInput: \n\t" + e) raise """ * Set matching parameters to specify which channel to open """ #You may remove this line and hard-code the addressing parameters to fit your application #channelInfo = AskForDeviceParameters(ch) ch0.setDeviceSerialNumber(474147) ch0.setHubPort(0) ch0.setIsHubPortDevice(0) ch0.setChannel(0) ch1.setDeviceSerialNumber(474147) ch1.setHubPort(0) ch1.setIsHubPortDevice(0) ch1.setChannel(1) ch2.setDeviceSerialNumber(474147) ch2.setHubPort(0) ch2.setIsHubPortDevice(0) ch2.setChannel(2) ch3.setDeviceSerialNumber(474147) ch3.setHubPort(0) ch3.setIsHubPortDevice(0) ch3.setChannel(3) ch4.setDeviceSerialNumber(000000) ch4.setHubPort(0) ch4.setIsHubPortDevice(0) ch4.setChannel(0) ch5.setDeviceSerialNumber(000000) ch5.setHubPort(0) ch5.setIsHubPortDevice(0) ch5.setChannel(1) ch6.setDeviceSerialNumber(000000) ch6.setHubPort(0) ch6.setIsHubPortDevice(0) ch6.setChannel(2) ch7.setDeviceSerialNumber(000000) ch7.setHubPort(0) ch7.setIsHubPortDevice(0) ch7.setChannel(3) ch8.setDeviceSerialNumber(000000) ch8.setHubPort(0) ch8.setIsHubPortDevice(0) ch8.setChannel(0) ch9.setDeviceSerialNumber(000000) ch9.setHubPort(0) ch9.setIsHubPortDevice(0) ch9.setChannel(1) """ * Add event handlers before calling open so that no events are missed. """ print("\n--------------------------------------") print("\nSetting OnAttachHandler...") ch0.setOnAttachHandler(onAttachHandler) ch1.setOnAttachHandler(onAttachHandler) ch2.setOnAttachHandler(onAttachHandler) ch3.setOnAttachHandler(onAttachHandler) ch4.setOnAttachHandler(onAttachHandler) ch5.setOnAttachHandler(onAttachHandler) ch6.setOnAttachHandler(onAttachHandler) ch7.setOnAttachHandler(onAttachHandler) ch8.setOnAttachHandler(onAttachHandler) ch9.setOnAttachHandler(onAttachHandler) print("Setting OnDetachHandler...") ch0.setOnDetachHandler(onDetachHandler) ch1.setOnDetachHandler(onDetachHandler) ch2.setOnDetachHandler(onDetachHandler) ch3.setOnDetachHandler(onDetachHandler) ch4.setOnDetachHandler(onDetachHandler) ch5.setOnDetachHandler(onDetachHandler) ch6.setOnDetachHandler(onDetachHandler) ch7.setOnDetachHandler(onDetachHandler) ch8.setOnDetachHandler(onDetachHandler) ch9.setOnDetachHandler(onDetachHandler) print("Setting OnErrorHandler...") ch0.setOnErrorHandler(onErrorHandler) ch1.setOnErrorHandler(onErrorHandler) ch2.setOnErrorHandler(onErrorHandler) ch3.setOnErrorHandler(onErrorHandler) ch4.setOnErrorHandler(onErrorHandler) ch5.setOnErrorHandler(onErrorHandler) ch6.setOnErrorHandler(onErrorHandler) ch7.setOnErrorHandler(onErrorHandler) ch8.setOnErrorHandler(onErrorHandler) ch9.setOnErrorHandler(onErrorHandler) """ * Open the channel with a timeout """ print("\nOpening and Waiting for Attachment...") try: ch0.openWaitForAttachment(5000) ch1.openWaitForAttachment(5000) ch2.openWaitForAttachment(5000) ch3.openWaitForAttachment(5000) ch4.openWaitForAttachment(5000) ch5.openWaitForAttachment(5000) ch6.openWaitForAttachment(5000) ch7.openWaitForAttachment(5000) ch8.openWaitForAttachment(5000) ch9.openWaitForAttachment(5000) except PhidgetException as e: PrintOpenErrorMessage(e, ch0) PrintOpenErrorMessage(e, ch1) PrintOpenErrorMessage(e, ch2) PrintOpenErrorMessage(e, ch3) PrintOpenErrorMessage(e, ch4) PrintOpenErrorMessage(e, ch5) PrintOpenErrorMessage(e, ch6) PrintOpenErrorMessage(e, ch7) PrintOpenErrorMessage(e, ch8) PrintOpenErrorMessage(e, ch9) raise EndProgramSignal("Program Terminated: Open Failed") print("Sampling data...") print( "You can do stuff with your Phidgets here and/or in the event handlers." ) time.sleep(5) #Create csv file to write data to file_path = os.path.join('C:', 'Users', 'Jacob Bennedsen', 'Desktop', 'Python Files', 'Learning', 'Creep_Test.csv') csvfile = open(file_path, 'w') filewriter = csv.writer(csvfile, delimiter=',', lineterminator='\n', quotechar='|', quoting=csv.QUOTE_MINIMAL) #Write header row to csv filewriter.writerow([ 'Time (s)', 'ch0 (V/V)', 'ch1 (V/V)', 'ch2 (V/V)', 'ch3 (V/V)', 'ch4 (V/V)', 'ch5 (V/V)', 'ch6 (V/V)', 'ch7 (V/V)', 'ch8 (V/V)', 'ch9 (V/V)' ]) delay = 1 #seconds #Initialize lists to be used for data plotting logged_time = list() w0 = list() w1 = list() w2 = list() w3 = list() w4 = list() w5 = list() w6 - list() w7 = list() w8 = list() w9 = list() tms = list(1, 3600, delay) for i in tms: v0 = ch0.getVoltageRatio() v1 = ch1.getVoltageRatio() v2 = ch2.getVoltageRatio() v3 = ch3.getVoltageRatio() v4 = ch4.getVoltageRatio() v5 = ch5.getVoltageRatio() v6 = ch6.getVoltageRatio() v7 = ch7.getVoltageRatio() v8 = ch8.getVoltageRatio() v9 = ch9.getVoltageRatio() w0.append(v0) #Add latest voltage ratio to list w1.append(v1) w2.append(v2) w3.append(v3) w4.append(v4) w5.append(v5) w6.append(v6) w7.append(v7) w8.append(v8) w9.append(v9) #Write the collected data to a csv filewriter.writerow( [tms[i], v0, v1, v2, v3, v4, v5, v6, v7, v8, v9]) time.sleep( delay) #Wait for the specified time before looping again csvfile.close() #Plot data plt.plot(logged_time, w0, label='ch0') plt.plot(logged_time, w1, label='ch1') plt.plot(logged_time, w2, label='ch2') plt.plot(logged_time, w3, label='ch3') plt.plot(logged_time, w4, label='ch4') plt.plot(logged_time, w5, label='ch5') plt.plot(logged_time, w6, label='ch6') plt.plot(logged_time, w7, label='ch7') plt.plot(logged_time, w8, label='ch8') plt.plot(logged_time, w9, label='ch9') plt.legend() plt.show() """ * Perform clean up and exit """ #clear the VoltageRatioChange event handler ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch4.setOnVoltageRatioChangeHandler(None) ch5.setOnVoltageRatioChangeHandler(None) ch6.setOnVoltageRatioChangeHandler(None) ch7.setOnVoltageRatioChangeHandler(None) ch8.setOnVoltageRatioChangeHandler(None) ch9.setOnVoltageRatioChangeHandler(None) print("\nDone Sampling...") print("Cleaning up...") ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() print("\nExiting...") return 0 except PhidgetException as e: sys.stderr.write("\nExiting with error(s)...") DisplayError(e) traceback.print_exc() print("Cleaning up...") ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() return 1 except EndProgramSignal as e: print(e) print("Cleaning up...") ch0.setOnVoltageRatioChangeHandler(None) ch1.setOnVoltageRatioChangeHandler(None) ch2.setOnVoltageRatioChangeHandler(None) ch3.setOnVoltageRatioChangeHandler(None) ch0.close() ch1.close() ch2.close() ch3.close() ch4.close() ch5.close() ch6.close() ch7.close() ch8.close() ch9.close() return 1 finally: print("Press ENTER to end program.") readin = sys.stdin.readline()