commit
2ebcd0efcd
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@ -2,7 +2,7 @@
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#Interactive RepRap e axis calibration program
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#(C) Nathan Zadoks 2011
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#Licensed under CC-BY-SA or GPLv2 and higher - Pick your poison.
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t= 60 #Time to wait for extrusion
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s=300 #Extrusion speed (mm/min)
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n=100 #Default length to extrude
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m= 0 #User-entered measured extrusion length
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k=300 #Default amount of steps per mm
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@ -11,6 +11,8 @@ temp=210 #Default extrusion temperature
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tempmax=250 #Maximum extrusion temperature
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t=int(n*60)/s #Time to wait for extrusion
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try:
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from printdummy import printcore
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except ImportError:
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@ -42,6 +44,37 @@ def w(s):
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sys.stdout.write(s)
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sys.stdout.flush()
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def heatup(p,temp,s=0):
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curtemp=gettemp(p)
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p.send_now('M109 S%03d'%temp)
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p.temp=0
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if not s: w("Heating extruder up..")
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f=False
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while curtemp<=(temp-1):
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p.send_now('M105')
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time.sleep(0.5)
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if not f:
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time.sleep(1.5)
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f=True
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curtemp=gettemp(p)
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if curtemp: w(u"\rHeating extruder up.. %3d \xb0C"%curtemp)
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if s: print
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else: print "\nReady."
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def gettemp(p):
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try: p.logl
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except: setattr(p,'logl',0)
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try: p.temp
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except: setattr(p,'temp',0)
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for n in range(p.logl,len(p.log)):
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line=p.log[n]
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if 'T:' in line:
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try:
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setattr(p,'temp',int(line.split('T:')[1].split()[0]))
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except: print line
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p.logl=len(p.log)
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return p.temp
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if not os.path.exists(port):
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port=0
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@ -83,39 +116,36 @@ print "Length extruded: %3d mm"%n
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print
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print "Serial port: %s"%(port if port else 'auto')
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#Connect to printer
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w("Connecting to printer..")
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p=None
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try:
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#Connect to printer
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w("Connecting to printer..")
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try:
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p=printcore(port,115200)
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except:
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except:
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print 'Error.'
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raise
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while not p.online:
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while not p.online:
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time.sleep(1)
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w('.')
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print " connected."
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print " connected."
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def sendcb(self,l):
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if l=='G92 E0':
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self.hot=True
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w("Heating extruder up..")
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setattr(p,'hot',False)
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p.sendcb=sendcb
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p.send_now('M109 S%03d'%temp)
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while not p.hot:
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time.sleep(1)
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w('.')
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print " ready."
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heatup(p,temp)
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#Calibration loop
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while n!=m:
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#Calibration loop
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while n!=m:
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heatup(p,temp,True)
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p.send_now("G92 E0") #Reset e axis
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p.send_now("G1 E%d F100"%int(n)) #Extrude length of filament
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p.send_now("G1 E%d F%d"%(n,s)) #Extrude length of filament
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wait(t,'Extruding.. ')
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m=float_input("How many millimeters of filament were extruded? ")
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if m==0: continue
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if n!=m:
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k=(n/m)*k
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p.send_now("M92 E%d"%int(round(k))) #Set new step count
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print "Steps per mm: %3d steps"%k #Tell user
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print 'Calibration completed.' #Yay!
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p.disconnect()
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print 'Calibration completed.' #Yay!
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except KeyboardInterrupt:
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pass
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finally:
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if p: p.disconnect()
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@ -392,7 +392,7 @@ class PronterWindow(wx.Frame,pronsole.pronsole):
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self.serialport.Clear()
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self.serialport.AppendItems(portslist)
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try:
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if self.settings.port in scan:
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if os.path.exists(self.settings.port):
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self.serialport.SetValue(self.settings.port)
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elif len(portslist)>0:
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self.serialport.SetValue(portslist[0])
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