def pid(self, xx=None):
if xx != None:
sleep(1)
caput(self.pvstring + 'P_S', xx[0])
sleep(1)
caput(self.pvstring + 'I_S', xx[1])
sleep(1)
caput(self.pvstring + 'D_S', xx[2])
sleep(1)
caput(self.pvstring + 'P_S', xx[0])
sleep(1)
caput(self.pvstring + 'I_S', xx[1])
sleep(1)
caput(self.pvstring + 'D_S', xx[2])
sleep(1)
# caput(self.pvstring+'ASYN.AOUT','PID '+str(x[0])+','+str(x[1])+','+str(x[2]))
# return caput(self.pvstring+'ASYN.AINP','PID?')
P = caget(self.pvstring + 'P')
I = caget(self.pvstring + 'I')
D = caget(self.pvstring + 'D')
return [P, I, D]
def autotune(self, terange, channel):
self.cmod(1)
self.mout(0)
if float(self.mout()) > 0.0:
print "just started Warning Mout>0"
caput(self.pvstring + 'ASYN.AOUT', 'CSET 1,' + channel)
caget(self.pvstring + 'ASYN.AINP')
oppid = []
self.cmod(4)
temper = frange(terange[0], terange[1], terange[2])
if float(self.mout()) > 0.0:
print "Switching to mode 4 set Mout>0"
for temp in temper:
self.asynchronousMoveTo(temp)
print self.getPosition()
print self.getPosition()
sleep(2)
status = 1
while status == 1:
if float(self.mout()) > 0.0:
print "Warning during the tuning Mout>0"
caput(self.pvstring + 'TUNEST')
sleep(5)
status = int(caget(self.pvstring + 'ASYN.AINP')[0])
# caput(self.pvstring+'ASYN.AOUT','KRDG?'+channel)
# sleep(1)
# Tchant1=caget(self.pvstring+'ASYN.AINP')
# sleep(1)
# caput(self.pvstring+'ASYN.AOUT','KRDG?'+channel)
## sleep(1)
# Tchant2=caget(self.pvstring+'ASYN.AINP')
tpid = [self.getPosition()] + self.pid()
oppid = oppid + tpid
print tpid
if float(self.mout()) > 0.0:
print "Warning Mout>0"
self.cmod(1)
return oppid
def ramp(self, rate=None):
'''ramp(): returns the status of the ramp \n''' \
'''ramp([5]): set ramp ON at 5 K/min \n''' \
'''ramp([0]): set ramp OFF'''
if rate == None:
caput(self.pvstring + 'ASYN.AOUT', 'RAMP? 1')
sleep(2)
string = caget(self.pvstring + 'ASYN.AINP')
print 'ramp on te (on/off,K/min): ' + string
elif len(rate) > 0:
if rate[0] > 0:
cmdstr = 'RAMP 1, 1, ' + str(rate[0])
caput(self.pvstring + 'ASYN.AOUT', cmdstr)
else:
caput(self.pvstring + 'ASYN.AOUT', 'RAMP 1, 0')
def getPosition(self):
return float(caget(self.pvstring + 'CRDG' + self.channel))
def getPosition(self):
return [
float(caget(self.pvstring + 'KRDG' + self.channel)),
float(caget(self.pvstring + 'SRDG' + self.channel))
]
def cmod(self, xx=None):
if xx != None:
caput(self.pvstring + 'CMODE_S', xx)
sleep(1)
caget(self.pvstring + 'CMODE')
return caget(self.pvstring + 'CMODE')
def heater(self):
return caget(self.pvstring + 'HTR')
def mout(self, xx=None):
if xx != None:
caput(self.pvstring + 'MOUT_S', xx)
sleep(1)
return caget(self.pvstring + 'MOUT')
def hrange(self, xx=None):
if xx != None:
caput(self.pvstring + 'RANGE_S', xx)
sleep(1)
return caget(self.pvstring + 'RANGE')
def getPosition(self):
# sleep(1)
Tset = float(caget(self.pvstring + 'SETP'))
return Tset
def control_chan(self, channel):
caput(self.pvstring + 'ASYN.AOUT', 'CSET 1,' + channel)
sleep(1)
return caget(self.pvstring + 'ASYN.AOUT')
