Example #1
0
def AttachAdvancedServo(databasepath, serialNumber):
	def onAttachHandler(event):
		logString = "AdvancedServo Attached " + str(event.device.getSerialNum())
		DisplayAttachedDeviceInfo(event.device)

	def onDetachHandler(event):
		logString = "AdvancedServo Detached " + str(event.device.getSerialNum())
		DisplayDetachedDeviceInfo(event.device)

		event.device.closePhidget()

	def onErrorHandler(event):
		logString = "AdvancedServo Error " + str(event.device.getSerialNum()) + ", Error: " + event.description
		print(logString)

		DisplayErrorDeviceInfo(event.device)
		
	def onServerConnectHandler(event):
		logString = "AdvancedServo Server Connect " + str(event.device.getSerialNum())

	def onServerDisconnectHandler(event):
		logString = "AdvancedServo Server Disconnect " + str(event.device.getSerialNum())

	def currentChangeHandler(event):
		logString = "AdvancedServo Current Changed"

		try:
			conn = sqlite3.connect(databasepath)

			conn.execute("INSERT INTO ADVANCEDSERVO_CURRENTCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
					(event.device.getSerialNum(), event.index, event.current))

			conn.commit()
			conn.close()
		except sqlite3.Error as e:
			print "An error occurred:", e.args[0]

	def positionChangeHandler(event):
		logString = "AdvancedServo Position Changed"
		#print(logString)

		try:
			conn = sqlite3.connect(databasepath)

			conn.execute("INSERT INTO ADVANCEDSERVO_POSITIONCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
					(event.device.getSerialNum(), event.index, event.position))

			conn.commit()
			conn.close()
		except sqlite3.Error as e:
			print "An error occurred:", e.args[0]

	def velocityChangeHandler(event):
		logString = "AdvancedServo Velocity Changed"
		#print(logString)

		try:
			conn = sqlite3.connect(databasepath)

			conn.execute("INSERT INTO ADVANCEDSERVO_VELOCITYCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
					(event.device.getSerialNum(), event.index, event.velocity))

			conn.commit()
			conn.close()
		except sqlite3.Error as e:
			print "An error occurred:", e.args[0]

	try:
		p = AdvancedServo()

		p.setOnAttachHandler(onAttachHandler)
		p.setOnDetachHandler(onDetachHandler)
		p.setOnErrorhandler(onErrorHandler)
		p.setOnServerConnectHandler(onServerConnectHandler)
		p.setOnServerDisconnectHandler(onServerDisconnectHandler)

		p.setOnCurrentChangeHandler(currentChangeHandler)
		p.setOnPositionChangeHandler(positionChangeHandler)
		p.setOnVelocityChangeHandler(velocityChangeHandler)

		p.openPhidget(serialNumber)

	except PhidgetException as e:
		print("Phidget Exception %i: %s" % (e.code, e.details))
		print("Exiting...")
		exit(1)
class IOTools:
    def __init__(self, onRobot):
        self.onRobot = onRobot

        # Camera
        self._openCam=False
        
        # Motor Control
        self._snMot=-1
        self._openMot=False
        self._attachedMot=False
        self._cur = [0, 0]

        # Servo
        self._snSer=-1
        self._openSer=False
        self._attachedSer=False
        self._limits = [0, 0]
        
        # IF Kit
        self._snIF=-1
        self._openIF=False
        self._attachedIF=False        
        self._inp = [0, 0, 0, 0, 0, 0, 0, 0]
        self._sen = [0, 0, 0, 0, 0, 0, 0, 0]
        
        # LEDs
        self._fistTime = True
        self._status = [0,0,0]
        self._mod = [8, 1, 1]
        self._rep = [-1, 5, 6]
        self._val = [True, False, False]
        self._ofs = [0, 0, 0]
        self._updaterThread = threading.Thread(target=self.__updateLED)
        self._stop = False
        self._updaterThread.setDaemon(True)
        self._updaterThread.start()

    def destroy(self):
        # LEDs
        self._stop = True
        if self._attachedIF:
            self._interfaceKit.setOutputState(0, 0)
            self._interfaceKit.setOutputState(1, 0)
            self._interfaceKit.setOutputState(2, 0)
        # Servo
        self.servoDisengage()
        # Camera
        self._openCam = False
        if self._openCam:
            self._cap.release()

    def open(self):
        self.__openIF()
        self.__openMot()
        self.__openSer()
        self.__openCam()

###################### Camera ######################
        
    def __openCam(self):
        if not os.path.exists('/dev/video0'):
            return False
        self._cap = cv2.VideoCapture()
        if not self._cap.open(-1):
            return False
        self._openCam = True

    def cameraGrab(self):
        if self._openCam:
            return self._cap.grab()
        else:
            return False

    def cameraRead(self):
        if self._openCam:
            (ret, img)=self._cap.retrieve()
            return img
        else:
            return False

    def cameraSetResolution(self, sz):
        """

        :rtype : object
        """
        if self._openCam:
            sz=sz.lower()
            if sz=='low':
                self._cap.set(3,160)
                self._cap.set(4,120)
            if sz=='medium':
                self._cap.set(3,640)
                self._cap.set(4,480)
            if sz=='high':
                self._cap.set(3,800)
                self._cap.set(4,600)
            if sz=='full':
                self._cap.set(3,1280)
                self._cap.set(4,720)

    def imshow(self, wnd, img):
        if not self.onRobot:
            if img.__class__ != numpy.ndarray:
                print "imshow - invalid image"
                return False
            else:
                cv2.imshow(wnd,img)
                cv2.waitKey(5)
        
####################### Servo ######################

    def __openSer(self):
        try:
            self._advancedServo = AdvancedServo()
        except RuntimeError as e:
            print("Servo - Runtime Exception: %s" % e.details)
            return False        

        try:
            self._advancedServo.setOnAttachHandler(self.__onAttachedSer)
            self._advancedServo.setOnDetachHandler(self.__onDetachedSer)
            self._advancedServo.setOnErrorhandler(self.__onErrorSer)
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        
        try:
            self._advancedServo.openPhidget()
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        self._openSer=True
        return True

    def __onAttachedSer(self,e):
        self._snSer = e.device.getSerialNum()
        self._advancedServo.setServoType(0, ServoTypes.PHIDGET_SERVO_HITEC_HS322HD)
        self._advancedServo.setAcceleration(0, self._advancedServo.getAccelerationMax(0))
        self._advancedServo.setVelocityLimit(0, self._advancedServo.getVelocityMax(0))
        self._limits[0] = self._advancedServo.getPositionMin(0)
        self._limits[1] = self._advancedServo.getPositionMax(0)
        print("Servo %i Attached! Range: %f - %f" % (self._snSer, self._limits[0], self._limits[1]))
        self._attachedSer=True

    def __onDetachedSer(self,e ):
        print("Servo %i Detached!" % (self._snSer))
        self._snSer = -1
        self._attachedSer=False
              
    def __onErrorSer(self, e):
        try:
            source = e.device
            print("Servo %i: Phidget Error %i: %s" % (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))

    def __closeSer(self):
        if self._openSer==True:
            self.servoDisengage()
            self._advancedServo.closePhidget()

    def servoEngage(self):
        if self._attachedSer==True:
            self._advancedServo.setEngaged(0, True)

    def servoDisengage(self):
        if self._attachedSer==True:
            self._advancedServo.setEngaged(0, False)

    def servoSet(self, pos):
        if self._attachedSer==True:
            self._advancedServo.setPosition(0, min(max(pos,self._limits[0]),self._limits[1]))
        
############### Motor Control ######################

    def __openMot(self):
        try:
            self._motorControl = MotorControl()
        except RuntimeError as e:
            print("Motor Control - Runtime Exception: %s" % e.details)
            return False        

        try:
            self._motorControl.setOnAttachHandler(self.__onAttachedMot)
            self._motorControl.setOnDetachHandler(self.__onDetachedMot)
            self._motorControl.setOnErrorhandler(self.__onErrorMot)
            self._motorControl.setOnCurrentChangeHandler(self.__onCurrentChangedMot)
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        
        try:
            self._motorControl.openPhidget()
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        self._openMot=True
        return True

    def __onAttachedMot(self,e):
        self._snMot = e.device.getSerialNum()
        print("Motor Control %i Attached!" % (self._snMot))
        self._attachedMot=True

    def __onDetachedMot(self,e ):
        print("Motor Control %i Detached!" % (self._snMot))
        self._snMot = -1
        self._attachedMot=False
              
    def __onErrorMot(self, e):
        try:
            source = e.device
            print("Motor Control %i: Phidget Error %i: %s" % (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" % (e.code, e.details))

    def __onCurrentChangedMot(self, e):
        self._cur[e.index] = e.current

    def __closeMot(self):
        if self._openMot==True:
            self._motorControl.closePhidget()

    def setMotors(self, speed1=0.0, speed2=0.0, acceleration1=100.0, acceleration2=100.0 ):
        if self._openMot==True:
            self._motorControl.setAcceleration(0, acceleration1)
            self._motorControl.setVelocity(0, speed1)
            self._motorControl.setAcceleration(1, acceleration2)
            self._motorControl.setVelocity(1, speed2)
            
############### Interface Kit ######################

    def __closeIF(self):
        if self._openIF==True:
            self._interfaceKit.closePhidget()
            
    def __openIF(self):
        try:
            self._interfaceKit = InterfaceKit()
        except RuntimeError as e:
            print("IF Kit - Runtime Exception: %s" % e.details)
            return False
        try:
            self._interfaceKit.setOnAttachHandler(self.__onAttachedIF)
            self._interfaceKit.setOnDetachHandler(self.__onDetachedIF)
            self._interfaceKit.setOnErrorhandler(self.__onErrorIF)
            self._interfaceKit.setOnInputChangeHandler(self.__onInputChangedIF)
            self._interfaceKit.setOnSensorChangeHandler(self.__onSensorChangedIF)
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        try:
            self._interfaceKit.openPhidget()
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        self._openIF=True
        return True
        
    def __onAttachedIF(self,e):
        self._snIF = e.device.getSerialNum()
        print("InterfaceKit %i Attached!" % (self._snIF))
        self._attachedIF=True
        if self._fistTime:
            for i in range(0,3):
                self._interfaceKit.setOutputState(0, 1)
                self._interfaceKit.setOutputState(1, 1)
                self._interfaceKit.setOutputState(2, 1)
                time.sleep(0.1)
                self._interfaceKit.setOutputState(0, 0)
                self._interfaceKit.setOutputState(1, 0)
                self._interfaceKit.setOutputState(2, 0)
                time.sleep(0.1)
        self._fistTime = False

    def __onDetachedIF(self,e ):
        print("InterfaceKit %i Detached!" % (self._snIF))
        self._snIF = -1
        self._inp = [0, 0, 0, 0, 0, 0, 0, 0]
        self._sen = [0, 0, 0, 0, 0, 0, 0, 0]
        self._attachedIF=False
              
    def __onErrorIF(self, e):
        try:
            source = e.device
            print("InterfaceKit %i: Phidget Error %i: %s" % (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))

    def __onSensorChangedIF(self, e):
        self._sen[e.index] = e.value

    def __onInputChangedIF(self, e):
        self._inp[e.index] = e.state

    def getSensors(self):
        """

        :rtype : object
        """
        return self._sen;

    def getInputs(self):
        return self._inp;

################ LEDs #######################

    def __updateLED(self):
        t=0
        while self._stop==False:
            t=(t+1)%100
            for i in range(0,3):
                self._status[i]=((t+self._ofs[i])%self._mod[i]==0) and self._val[i] and bool(self._rep[i])
                self._rep[i]=self._rep[i]-int(self._rep[i]>0 and self._status[i])
                if self._attachedIF:
                    self._interfaceKit.setOutputState(i, self._status[i])
            time.sleep(0.15)
            
    def __setModeLED(self, i, mode, hz=2, cnt=1, ofs=0):
        if mode=='on':
            self._rep[i]=-1
            self._val[i]=True
            self._ofs[i]=0
            self._mod[i]=1
        if mode=='off':
            self._rep[i]=-1
            self._val[i]=False
            self._ofs[i]=0
            self._mod[i]=1
        if mode=='flash':
            hz=min(max(hz,1),100)
            self._rep[i]=min(max(cnt,1),20)
            self._val[i]=True
            self._ofs[i]=min(max(ofs,0),hz)
            self._mod[i]=hz

    def setStatus(self, mode, hz=2, cnt=1, ofs=0):
        self.__setModeLED(1,mode, hz, cnt, ofs)            
                
    def setError(self, mode, hz=2, cnt=1, ofs=0):
        self.__setModeLED(2,mode, hz, cnt, ofs)

    def setSemaphor(self):
        self.__setModeLED(1,'flash', 2, 6, 0)
        self.__setModeLED(2,'flash', 2, 6, 1)
import numpy as np
import hapticsstb

from Phidgets.PhidgetException import PhidgetErrorCodes, PhidgetException
from Phidgets.Devices.AdvancedServo import AdvancedServo

def Error(e):
    try:
        source = e.device
        print("Phidget Error %i: %s" % (source.getSerialNum(), e.eCode, e.description))
    except PhidgetException as e:
        print("Phidget Exception %i: %s" % (e.code, e.details))

# Setup Phidget
servo = AdvancedServo()
servo.setOnErrorhandler(Error)

# Open Phidget
servo.openPhidget()
servo.waitForAttach(500)

# Set Phidget servo parameters
try:
	motor = 0
	servo.setEngaged(0, True)
	servo_min = servo.getPositionMin(motor) + 5
	servo_max = servo.getPositionMax(motor) - 5
	servo_mid = (servo_max - servo_min)/2
	servo.setAcceleration(motor, 500) # I just picked these to be smooth, feel free to change
	servo.setVelocityLimit(motor, 2000)
except PhidgetException as e:
        try:
            advancedServo.closePhidget()
        except PhidgetException as e:
            print("Phidget Exception %i: %s" % (e.code, e.details))

        print("Exiting....")
        exit(1)


# set up event handlers

try:

    advancedServo.setOnAttachHandler(Attached)
    advancedServo.setOnDetachHandler(Detached)
    advancedServo.setOnErrorhandler(Error)
    advancedServo.setOnCurrentChangeHandler(CurrentChanged)
    advancedServo.setOnPositionChangeHandler(PositionChanged)
    advancedServo.setOnVelocityChangeHandler(VelocityChanged)

except PhidgetException as e:

    print("Phidget Exception %i: %s" % (e.code, e.details))
    print("Exiting....")
    exit(1)

# create phidget

print("Opening phidget object....")

try:
Example #5
0
    source = e.device
    print("AdvancedServo %i: Motor %i Position: %f - Velocity: %f - Current: %f" % (source.getSerialNum(), e.index, e.position, velocityList[e.index], currentList[e.index]))
    if advancedServo.getStopped(e.index) == True:
        print("Motor %i Stopped" % (e.index))

def VelocityChanged(e):
    global velocityList
    velocityList[e.index] = e.velocity

#Main Program Code

#set up our event handlers
try:
    advancedServo.setOnAttachHandler(Attached)
    advancedServo.setOnDetachHandler(Detached)
    advancedServo.setOnErrorhandler(Error)
    advancedServo.setOnCurrentChangeHandler(CurrentChanged)
    advancedServo.setOnPositionChangeHandler(PositionChanged)
    advancedServo.setOnVelocityChangeHandler(VelocityChanged)
except PhidgetException as e:
    print("Phidget Exception %i: %s" % (e.code, e.details))
    print("Exiting....")
    exit(1)

print("Opening phidget object....")

try:
    advancedServo.openPhidget()
except PhidgetException as e:
    print("Phidget Exception %i: %s" % (e.code, e.details))
    print("Exiting....")
Example #6
0
class ServoControl:
    __ready = False

    def __init__(self):
        # Create an advancedServo object
        try:
            self.__advancedServo = AdvancedServo()
        except RuntimeError as e:
            print('[ERROR] [ServoControl] Runtime Exception: %s' % e.details)
            return 1

        # set up our event handlers
        try:
            # logging example, uncomment to generate a log file
            #self.__advancedServo.enableLogging(PhidgetLogLevel.PHIDGET_LOG_VERBOSE, 'phidgetlog.log')

            self.__advancedServo.setOnAttachHandler(self.__attached)
            self.__advancedServo.setOnDetachHandler(self.__detached)
            self.__advancedServo.setOnErrorhandler(self.__error)
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
            return 1

        print('[INFO] [ServoControl] Opening phidget object....')

        try:
            self.__advancedServo.openPhidget()
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
            return 1

        print('[INFO] [ServoControl] Waiting for attach....')

        try:
            self.__advancedServo.waitForAttach(10000)
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
            try:
                self.__advancedServo.closePhidget()
            except PhidgetException as e:
                print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
                return 1
            return 1
        else:
            # self.__DisplayDeviceInfo()
            pass

    def engage(self):
        if self.__ready:
            try:
                print('[INFO] [ServoControl] Engaging servo...')
                self.__advancedServo.setEngaged(0, True)
            except PhidgetException as e:
                print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))

    def disengage(self):
        if self.__ready:
            try:
                print('[INFO] [ServoControl] Disengaging servo...')
                self.__advancedServo.setEngaged(0, False)
                self.__ready = False
            except PhidgetException as e:
                print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))

    def setPosition(self, position):
        if self.__ready:
            try:
                position = np.clip(position,
                                   self.__advancedServo.getPositionMin(0),
                                   self.__advancedServo.getPositionMax(0))
                print('[INFO] [ServoControl] Moving servo to {}'.format(
                    position))
                self.__advancedServo.setPosition(0, position)
            except PhidgetException as e:
                print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))

    def destroy(self):
        print('[INFO] [ServoControl] Closing advanced servo phidget...')
        try:
            self.disengage()
            self.__advancedServo.closePhidget()
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
            return 1

    def __displayDeviceInfo(self):
        """
        Information Display Function
        """
        print(
            '|------------|----------------------------------|--------------|------------|'
        )
        print(
            '|- Attached -|-              Type              -|- Serial No. -|-  Version -|'
        )
        print(
            '|------------|----------------------------------|--------------|------------|'
        )
        print('|- %8s -|- %30s -|- %10d -|- %8d -|' %
              (self.__advancedServo.isAttached(),
               self.__advancedServo.getDeviceName(),
               self.__advancedServo.getSerialNum(),
               self.__advancedServo.getDeviceVersion()))
        print(
            '|------------|----------------------------------|--------------|------------|'
        )
        print('Number of motors: %i' % (self.__advancedServo.getMotorCount()))

    def __attached(self, e):
        """
        Event Handler Callback Functions
        """
        attached = e.device
        print('[INFO] [ServoControl] Servo %i Attached!' %
              (attached.getSerialNum()))

        try:
            self.__advancedServo.setServoType(
                0, ServoTypes.PHIDGET_SERVO_HITEC_HS322HD)
            self.__advancedServo.setAcceleration(
                0, self.__advancedServo.getAccelerationMax(0))
            self.__advancedServo.setVelocityLimit(
                0, self.__advancedServo.getVelocityMax(0))
            self.__ready = True
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))

    def __detached(self, e):
        detached = e.device
        print('[INFO] [ServoControl] Servo %i Detached!' %
              (detached.getSerialNum()))
        self.__ready = False

    def __error(self, e):
        try:
            source = e.device
            print('[ERROR] Phidget Error %i: %s' %
                  (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print('[ERROR] Phidget Exception %i: %s' % (e.code, e.details))
Example #7
0
class IOTools:
    def __init__(self, onRobot):
        self.onRobot = onRobot

        # Camera
        self._openCam = False

        # Motor Control
        self._snMot = -1
        self._openMot = False
        self._attachedMot = False
        self._cur = [0, 0]

        # Servo
        self._snSer = -1
        self._openSer = False
        self._attachedSer = False
        self._limits = [0, 0]

        # IF Kit
        self._snIF = -1
        self._openIF = False
        self._attachedIF = False
        self._inp = [0, 0, 0, 0, 0, 0, 0, 0]
        self._sen = [0, 0, 0, 0, 0, 0, 0, 0]

        # LEDs
        self._fistTime = True
        self._status = [0, 0, 0]
        self._mod = [8, 1, 1]
        self._rep = [-1, 5, 6]
        self._val = [True, False, False]
        self._ofs = [0, 0, 0]
        self._updaterThread = threading.Thread(target=self.__updateLED)
        self._stop = False
        self._updaterThread.setDaemon(True)
        self._updaterThread.start()

    def destroy(self):
        # LEDs
        self._stop = True
        if self._attachedIF:
            self._interfaceKit.setOutputState(0, 0)
            self._interfaceKit.setOutputState(1, 0)
            self._interfaceKit.setOutputState(2, 0)
        # Servo
        self.servoDisengage()
        # Camera
        self._openCam = False
        if self._openCam:
            self._cap.release()

    def open(self):
        self.__openIF()
        self.__openMot()
        self.__openSer()
        self.__openCam()

###################### Camera ######################

    def __openCam(self):
        if not os.path.exists('/dev/video0'):
            return False
        self._cap = cv2.VideoCapture()
        if not self._cap.open(-1):
            return False
        self._openCam = True

    def cameraGrab(self):
        if self._openCam:
            return self._cap.grab()
        else:
            return False

    def cameraRead(self):
        if self._openCam:
            (ret, img) = self._cap.retrieve()
            return img
        else:
            return False

    def cameraSetResolution(self, sz):
        if self._openCam:
            sz = sz.lower()
            if sz == 'low':
                self._cap.set(3, 160)
                self._cap.set(4, 120)
            if sz == 'medium':
                self._cap.set(3, 640)
                self._cap.set(4, 480)
            if sz == 'high':
                self._cap.set(3, 800)
                self._cap.set(4, 600)
            if sz == 'full':
                self._cap.set(3, 1280)
                self._cap.set(4, 720)

    def imshow(self, wnd, img):
        if not self.onRobot:
            if img.__class__ != numpy.ndarray:
                print "imshow - invalid image"
                return False
            else:
                cv2.imshow(wnd, img)
                cv2.waitKey(5)

####################### Servo ######################

    def __openSer(self):
        try:
            self._advancedServo = AdvancedServo()
        except RuntimeError as e:
            print("Servo - Runtime Exception: %s" % e.details)
            return False

        try:
            self._advancedServo.setOnAttachHandler(self.__onAttachedSer)
            self._advancedServo.setOnDetachHandler(self.__onDetachedSer)
            self._advancedServo.setOnErrorhandler(self.__onErrorSer)
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))
            return False

        try:
            self._advancedServo.openPhidget()
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        self._openSer = True
        return True

    def __onAttachedSer(self, e):
        self._snSer = e.device.getSerialNum()
        self._advancedServo.setServoType(
            0, ServoTypes.PHIDGET_SERVO_HITEC_HS322HD)
        self._advancedServo.setAcceleration(
            0, self._advancedServo.getAccelerationMax(0))
        self._advancedServo.setVelocityLimit(
            0, self._advancedServo.getVelocityMax(0))
        self._limits[0] = self._advancedServo.getPositionMin(0)
        self._limits[1] = self._advancedServo.getPositionMax(0)
        print("Servo %i Attached! Range: %f - %f" %
              (self._snSer, self._limits[0], self._limits[1]))
        self._attachedSer = True

    def __onDetachedSer(self, e):
        print("Servo %i Detached!" % (self._snSer))
        self._snSer = -1
        self._attachedSer = False

    def __onErrorSer(self, e):
        try:
            source = e.device
            print("Servo %i: Phidget Error %i: %s" %
                  (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("Servo - Phidget Exception %i: %s" % (e.code, e.details))

    def __closeSer(self):
        if self._openSer == True:
            self.servoDisengage()
            self._advancedServo.closePhidget()

    def servoEngage(self):
        if self._attachedSer == True:
            self._advancedServo.setEngaged(0, True)

    def servoDisengage(self):
        if self._attachedSer == True:
            self._advancedServo.setEngaged(0, False)

    def servoSet(self, pos):
        if self._attachedSer == True:
            self._advancedServo.setPosition(
                0, min(max(pos, self._limits[0]), self._limits[1]))

############### Motor Control ######################

    def __openMot(self):
        try:
            self._motorControl = MotorControl()
        except RuntimeError as e:
            print("Motor Control - Runtime Exception: %s" % e.details)
            return False

        try:
            self._motorControl.setOnAttachHandler(self.__onAttachedMot)
            self._motorControl.setOnDetachHandler(self.__onDetachedMot)
            self._motorControl.setOnErrorhandler(self.__onErrorMot)
            self._motorControl.setOnCurrentChangeHandler(
                self.__onCurrentChangedMot)
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" %
                  (e.code, e.details))
            return False

        try:
            self._motorControl.openPhidget()
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" %
                  (e.code, e.details))
            return False
        self._openMot = True
        return True

    def __onAttachedMot(self, e):
        self._snMot = e.device.getSerialNum()
        print("Motor Control %i Attached!" % (self._snMot))
        self._attachedMot = True

    def __onDetachedMot(self, e):
        print("Motor Control %i Detached!" % (self._snMot))
        self._snMot = -1
        self._attachedMot = False

    def __onErrorMot(self, e):
        try:
            source = e.device
            print("Motor Control %i: Phidget Error %i: %s" %
                  (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("Motor Control - Phidget Exception %i: %s" %
                  (e.code, e.details))

    def __onCurrentChangedMot(self, e):
        self._cur[e.index] = e.current

    def __closeMot(self):
        if self._openMot == True:
            self._motorControl.closePhidget()

    def setMotors(self,
                  speed1=0.0,
                  speed2=0.0,
                  acceleration1=100.0,
                  acceleration2=100.0):
        if self._openMot == True:
            self._motorControl.setAcceleration(0, acceleration1)
            self._motorControl.setVelocity(0, speed1)
            self._motorControl.setAcceleration(1, acceleration2)
            self._motorControl.setVelocity(1, speed2)

############### Interface Kit ######################

    def __closeIF(self):
        if self._openIF == True:
            self._interfaceKit.closePhidget()

    def __openIF(self):
        try:
            self._interfaceKit = InterfaceKit()
        except RuntimeError as e:
            print("IF Kit - Runtime Exception: %s" % e.details)
            return False
        try:
            self._interfaceKit.setOnAttachHandler(self.__onAttachedIF)
            self._interfaceKit.setOnDetachHandler(self.__onDetachedIF)
            self._interfaceKit.setOnErrorhandler(self.__onErrorIF)
            self._interfaceKit.setOnInputChangeHandler(self.__onInputChangedIF)
            self._interfaceKit.setOnSensorChangeHandler(
                self.__onSensorChangedIF)
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        try:
            self._interfaceKit.openPhidget()
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))
            return False
        self._openIF = True
        return True

    def __onAttachedIF(self, e):
        self._snIF = e.device.getSerialNum()
        print("InterfaceKit %i Attached!" % (self._snIF))
        self._attachedIF = True
        if self._fistTime:
            for i in range(0, 3):
                self._interfaceKit.setOutputState(0, 1)
                self._interfaceKit.setOutputState(1, 1)
                self._interfaceKit.setOutputState(2, 1)
                time.sleep(0.1)
                self._interfaceKit.setOutputState(0, 0)
                self._interfaceKit.setOutputState(1, 0)
                self._interfaceKit.setOutputState(2, 0)
                time.sleep(0.1)
        self._fistTime = False

    def __onDetachedIF(self, e):
        print("InterfaceKit %i Detached!" % (self._snIF))
        self._snIF = -1
        self._inp = [0, 0, 0, 0, 0, 0, 0, 0]
        self._sen = [0, 0, 0, 0, 0, 0, 0, 0]
        self._attachedIF = False

    def __onErrorIF(self, e):
        try:
            source = e.device
            print("InterfaceKit %i: Phidget Error %i: %s" %
                  (source.getSerialNum(), e.eCode, e.description))
        except PhidgetException as e:
            print("IF Kit - Phidget Exception %i: %s" % (e.code, e.details))

    def __onSensorChangedIF(self, e):
        self._sen[e.index] = e.value

    def __onInputChangedIF(self, e):
        self._inp[e.index] = e.state

    def getSensors(self):
        return self._sen

    def getInputs(self):
        return self._inp

################ LEDs #######################

    def __updateLED(self):
        t = 0
        while self._stop == False:
            t = (t + 1) % 100
            for i in range(0, 3):
                self._status[i] = ((t + self._ofs[i]) % self._mod[i]
                                   == 0) and self._val[i] and bool(
                                       self._rep[i])
                self._rep[i] = self._rep[i] - int(self._rep[i] > 0
                                                  and self._status[i])
                if self._attachedIF:
                    self._interfaceKit.setOutputState(i, self._status[i])
            time.sleep(0.15)

    def __setModeLED(self, i, mode, hz=2, cnt=1, ofs=0):
        if mode == 'on':
            self._rep[i] = -1
            self._val[i] = True
            self._ofs[i] = 0
            self._mod[i] = 1
        if mode == 'off':
            self._rep[i] = -1
            self._val[i] = False
            self._ofs[i] = 0
            self._mod[i] = 1
        if mode == 'flash':
            hz = min(max(hz, 1), 100)
            self._rep[i] = min(max(cnt, 1), 20)
            self._val[i] = True
            self._ofs[i] = min(max(ofs, 0), hz)
            self._mod[i] = hz

    def setStatus(self, mode, hz=2, cnt=1, ofs=0):
        self.__setModeLED(1, mode, hz, cnt, ofs)

    def setError(self, mode, hz=2, cnt=1, ofs=0):
        self.__setModeLED(2, mode, hz, cnt, ofs)

    def setSemaphor(self):
        self.__setModeLED(1, 'flash', 2, 6, 0)
        self.__setModeLED(2, 'flash', 2, 6, 1)
Example #8
0
    #Event Handler Callback Functions
    def ServoAttached(e):
        print("Servo %i Attached!" % (e.device.getSerialNum()))

    def ServoDetached(e):
        print("Servo %i Detached!" % (e.device.getSerialNum()))

    def ServoError(e):
        print("Servo %i: Phidget Error %i: %s" %
              (e.device.getSerialNum(), e.eCode, e.description))

    #Main Program Code
    try:
        servo.setOnAttachHandler(ServoAttached)
        servo.setOnDetachHandler(ServoDetached)
        servo.setOnErrorhandler(ServoError)
    except PhidgetException, e:
        PhidgetError(e)

    print("Waiting for attach....")
    try:
        servo.openPhidget()
        servo.waitForAttach(10000)
    except PhidgetException, e:
        print("Phidget Exception %i: %s" % (e.code, e.details))
        try:
            servo.closePhidget()
        except PhidgetException, e:
            PhidgetError(e)
        print("Exiting....")
        exit(1)
Example #9
0
def AttachAdvancedServo(databasepath, serialNumber):
    def onAttachHandler(event):
        logString = "AdvancedServo Attached " + str(
            event.device.getSerialNum())
        DisplayAttachedDeviceInfo(event.device)

    def onDetachHandler(event):
        logString = "AdvancedServo Detached " + str(
            event.device.getSerialNum())
        DisplayDetachedDeviceInfo(event.device)

        event.device.closePhidget()

    def onErrorHandler(event):
        logString = "AdvancedServo Error " + str(
            event.device.getSerialNum()) + ", Error: " + event.description
        print(logString)

        DisplayErrorDeviceInfo(event.device)

    def onServerConnectHandler(event):
        logString = "AdvancedServo Server Connect " + str(
            event.device.getSerialNum())

    def onServerDisconnectHandler(event):
        logString = "AdvancedServo Server Disconnect " + str(
            event.device.getSerialNum())

    def currentChangeHandler(event):
        logString = "AdvancedServo Current Changed"

        try:
            conn = sqlite3.connect(databasepath)

            conn.execute(
                "INSERT INTO ADVANCEDSERVO_CURRENTCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
                (event.device.getSerialNum(), event.index, event.current))

            conn.commit()
            conn.close()
        except sqlite3.Error as e:
            print "An error occurred:", e.args[0]

    def positionChangeHandler(event):
        logString = "AdvancedServo Position Changed"
        #print(logString)

        try:
            conn = sqlite3.connect(databasepath)

            conn.execute(
                "INSERT INTO ADVANCEDSERVO_POSITIONCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
                (event.device.getSerialNum(), event.index, event.position))

            conn.commit()
            conn.close()
        except sqlite3.Error as e:
            print "An error occurred:", e.args[0]

    def velocityChangeHandler(event):
        logString = "AdvancedServo Velocity Changed"
        #print(logString)

        try:
            conn = sqlite3.connect(databasepath)

            conn.execute(
                "INSERT INTO ADVANCEDSERVO_VELOCITYCHANGE VALUES(NULL, DateTime('now'), ?, ?, ?)",
                (event.device.getSerialNum(), event.index, event.velocity))

            conn.commit()
            conn.close()
        except sqlite3.Error as e:
            print "An error occurred:", e.args[0]

    try:
        p = AdvancedServo()

        p.setOnAttachHandler(onAttachHandler)
        p.setOnDetachHandler(onDetachHandler)
        p.setOnErrorhandler(onErrorHandler)
        p.setOnServerConnectHandler(onServerConnectHandler)
        p.setOnServerDisconnectHandler(onServerDisconnectHandler)

        p.setOnCurrentChangeHandler(currentChangeHandler)
        p.setOnPositionChangeHandler(positionChangeHandler)
        p.setOnVelocityChangeHandler(velocityChangeHandler)

        p.openPhidget(serialNumber)

    except PhidgetException as e:
        print("Phidget Exception %i: %s" % (e.code, e.details))
        print("Exiting...")
        exit(1)