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import time
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import threading
import DobotDllType as dType
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"""
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Six actuators:
linear rail
base rotation
rear arm
forarm
gripperrotation
gripper
First five takes argument 1 or -1 (direction)
Example:
#initialisation
c = Candybot()
c.linear(1) # move linear in positive direction
c.gripp() # gripp candy
c.letgo() # let go of candy
c.stopcmp() # stoop compressor
c.panic() # stops everything
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"""
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class Candybot:
def __init__(self):
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self.jointspeed = 100
self.lastjointspeed = 100
self.linearspeed = 100
self.lastleinearspeed = 100
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CON_STR = {
dType.DobotConnect.DobotConnect_NoError: "DobotConnect_NoError",
dType.DobotConnect.DobotConnect_NotFound: "DobotConnect_NotFound",
dType.DobotConnect.DobotConnect_Occupied: "DobotConnect_Occupied"}
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#Load Dll
self.api = dType.load()
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#Connect Dobot
state = dType.ConnectDobot(self.api, "", 115200)[0]
print("Connect status:",CON_STR[state])
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if (state == dType.DobotConnect.DobotConnect_NoError):
#Clean Command Queued
dType.SetQueuedCmdClear(self.api)
#Async Motion Params Setting
dType.SetHOMEParams(self.api, 250, 0, 50, 0, isQueued = 1)
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dType.SetJOGJointParams(self.api, 2, 200, 2, 200, 2, 200, 2, 200, isQueued = 1)
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dType.SetJOGCommonParams(self.api, 100, 100, isQueued = 1)
#linear rail
dType.SetDeviceWithL(self.api, 1)
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dType.SetJOGLParams(self.api, 200, 200, isQueued=0)
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#Async Home
dType.SetHOMECmd(self.api, temp = 0, isQueued = 1)
def disconnect(self):
#Disconnect Dobot
dType.DisconnectDobot(self.api)
def base(self, direction):
if direction == 1:
dType.SetJOGCmd(self.api,1,1)
elif direction == -1:
dType.SetJOGCmd(self.api,1,2)
else :
return
threading.Timer(0.1,self.stop).start()
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
#dType.SetJOGCmd(self.api, 1, 0)
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def rearArm(self, direction):
if direction == 1:
dType.SetJOGCmd(self.api,1,3)
elif direction == -1:
dType.SetJOGCmd(self.api,1,4)
else :
return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
#dType.SetJOGCmd(self.api, 1, 0)
threading.Timer(0.1,self.stop).start()
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def forearm(self, direction):
if direction == 1:
dType.SetJOGCmd(self.api,1,5)
elif direction == -1:
dType.SetJOGCmd(self.api,1,6)
else :
return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
#dType.SetJOGCmd(self.api, 1, 0)
threading.Timer(0.1,self.stop).start()
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def gripperRotation(self, direction):
if direction == 1:
dType.SetJOGCmd(self.api,1,7)
elif direction == -1:
dType.SetJOGCmd(self.api,1,8)
else :
return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
#dType.SetJOGCmd(self.api, 1, 0)
threading.Timer(0.1,self.stop).start()
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def linear(self, direction):
if direction == 1:
dType.SetJOGCmd(self.api,1,9)
elif direction == -1:
dType.SetJOGCmd(self.api,1,10)
else :
return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
#dType.SetJOGCmd(self.api, 1, 0)
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self.lint = threading.Timer(0.2,self.stop)
self.lint.start()
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def gripp(self):
dType.SetEndEffectorGripper(self.api, 1, 1, isQueued=0)
def letgo(self):
dType.SetEndEffectorGripper(self.api, 1, 0, isQueued=0)
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def stop(self):
dType.SetJOGCmd(self.api, 1, 0)
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def stopcmp(self):
dType.SetEndEffectorGripper(self.api, 0, 0, isQueued=0)
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def panic(self):
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dType.SetQueuedCmdForceStopExec(self.api)
def getCurrentCmd(self):
return dType.GetQueuedCmdCurrentIndex(self.api)
def JOGtest(self):
dType.SetJOGCmd(self.api,1,1)
dType.SetJOGCmd(self.api,1,9)
def JOGtest2(self):
dType.SetJOGLParams(self.api, 100, 200, isQueued=0)
dType.SetJOGCmd(self.api,1,9)
time.sleep(1)
for speed in range(100,10,-10):
time.sleep(0.3)
dType.SetJOGLParams(self.api, speed, 200, isQueued=0)
def setparams(self, name, speed):
lookup = {'base' : 0, 'reararm' : 1, 'forearm' : 2, 'gripperroation' :3}
if name == 'rail':
dType.SetJOGLParams(self.api, speed, 200, isQueued=0)
else:
speeds = [0,0,0,0]
speeds[lookup[name]] = speed
dType.SetJOGJointParams(self.api, speeds[0], 200, speeds[1], 200, speeds[2], 200, speeds[3], 200, isQueued = 1)
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def setJOGcmd(self, cmd):
dType.SetJOGCmd(self.api,1,cmd)
candy = Candybot()
startTime = time.time()
nowTime = 0
currentMotor = 0
motorcfg = [0] * 10
motorcfg[1] = {"name" : 'base' , "positive":1, "negative":2, 'speedslot':2}
motorcfg[2] = {"name" : 'reararm' ,"positive":3, "negative":4, 'speedslot':4}
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motorcfg[3] = {"name" : 'forearm' ,"positive":5, "negative":6, 'speedslot':6}
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motorcfg[4] = {"name" : 'rail' ,"positive":9, "negative":10, 'speedslot':1}
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friction = 0.95
movement_time = 3
max_movement_time = 5
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min_speed = 1
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max_speed = 100
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speed = 0
stopTime = 0
isRunning = False
def adjustSpeed(motor, adjustment):
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global nowTime, stopTime, currentMotor, speed, motorcfg, movement_time, max_speed, max_movement_time
if currentMotor==motor:
if (adjustment>0 and speed>0) or (adjustment<0 and speed<0):
speed += adjustment * (abs(speed)/max_speed)
else:
stopMotorFunctions()
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stopTime += movement_time/2 * max_movement_time/(stopTime - nowTime)
else:
currentMotor = motor
speed = adjustment
stopTime = nowTime + movement_time
if(speed>0):
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candy.setJOGcmd(motorcfg[currentMotor]['positive'])
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#print("JOG command {}".format(motorcfg[currentMotor]['positive']))
else:
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candy.setJOGcmd(motorcfg[currentMotor]['negative'])
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# print("JOG command {}".format(motorcfg[currentMotor]['negative']))
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def stopMotorFunctions():
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global currentMotor, speed
currentMotor = 0
speed = 0
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candy.stop()
def updateLoop():
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global nowTime, stopTime, currentMotor, speed, friction, min_speed, motorcfg
nowTime = (time.time() - startTime)
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threading.Timer(1, updateLoop).start()
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if currentMotor != 0:
if nowTime > stopTime:
stopMotorFunctions()
return
else:
speed *= friction
if abs(speed) < min_speed:
stopMotorFunctions()
return
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candy.setparams(motorcfg[currentMotor]['name'], abs(speed))
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#print("JOG parameter {} to {}".format( motorcfg[currentMotor]['speedslot'], abs(speed)) )
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def rt():
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adjustSpeed(1, 5)
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def lt():
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adjustSpeed(1, -5)
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def up():
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adjustSpeed(2, 5)
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def dn():
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adjustSpeed(2, -5)
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def lr():
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adjustSpeed(4, 10)
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def ll():
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adjustSpeed(4, -10)
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updateLoop()
#
#c = Candybot()
#
#
#def slide_left():
# c.linear(-1)
#
#def slide_right():
# c.linear(1)
#
#def rotate_left():
# c.base(-1)
#
#def rotate_right():
# c.base(1)
#
#def forward():
# c.forearm(1)
#
#def back():
# c.forearm(-1)
#
#def up():
# c.rearArm(1)
#
#def down():
# c.rearArm(-1)
#
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def stopCmp():
candy.stopcmp()
def grab():
candy.gripp()
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# c.stopcmp()
#
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def drop():
candy.letgo()
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# c.stopcmp()
#
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def stop():
candy.panic()
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#
#def getCurrentCmd():
# return c.getCurrentCmd()
#
#def updateLinearSpeed():
# pass
#
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