222 lines
7.3 KiB
Python
222 lines
7.3 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# *****************************************************************************
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Daniel Margineda <daniel.margineda@psi.ch>
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# *****************************************************************************
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"""WAVE FUNCTION LECROY XX: SIGNAL GENERATOR"""
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from secop.core import Readable, Parameter, Override, Command, FloatRange, TupleOf, \
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HasIodev, StringIO, Done, Attached, IntRange, BoolType, EnumType,StringType
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#class SR7270(StringIO):
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# end_of_line = b'\x00'
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class StringIO(secop.stringio.StringIO):
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identification = [('*IDN?', 'WST,WaveStation 3000,.*')]
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wait_before = 0.05
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# to update....
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# def do_communicate(self, command): #remove dash from terminator
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# reply = StringIO.do_communicate(self, command)
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# status = self._conn.readbytes(2, 0.1) # get the 2 status bytes
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# print('comm=',command,'reply=',reply,'status=',status)
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# return reply + ';%d;%d' % tuple(status)
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class channels(HasIodev, Readable):
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properties = {
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'out1_arg': Attached(),
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'freq1_arg': Attached(),
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'amp1_arg': Attached(),
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'off1_arg': Attached(),
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'out2_arg': Attached(),
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'freq2_arg': Attached(),
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'amp2_arg': Attached(),
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'off2_arg': Attached(),
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}
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parameters = {
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'value': Parameter('channel status',StringType, poll=False,initwrite=False),
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'channel':Parameter('choose channel to manipulate',IntRange(1,2), poll=True,initwrite=False,default=1),
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'freq': Parameter('exc_freq_int',
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FloatRange(1e-6,20e6,unit='Hz'),
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poll=True, readonly=False, initwrite=True, default=1000),
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'amp': Parameter('exc_volt_int',
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FloatRange(0.00,5,unit='Vrms'),
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poll=True, readonly=False, initwrite=True, default=0.1),
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'offset': Parameter('offset_volt_int',
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FloatRange(0.00,10,unit='V'),
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'wave': Parameter ('type of wavefunction', StringType=('SINE','SQUARE','RAMP','PULSE','NOISE','ARB','DC'), poll=True, readonly=False, default='SINE'),
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poll=True, readonly=False, initwrite=True, default=0.0),
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'phase': Parameter('signal phase', FloatRange(0,360,unit='deg'), poll=True, readonly=False, initwrite=True, default=0),
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'enabled': Parameter('enable output channel', datatype=StringType('OFF','ON'),readonly=False, default='OFF'),
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'symm': Parameter('wavefunction symmetry', FloatRange(0,100, unit=''), poll=True, readonly =False, default=0),
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}
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pollerClass = Poller
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ioidevClass = StringIO
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# def comm(self, command):
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# reply, status, overload = self.sendRecv(command).split(';')
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# if overload != '0':
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# self.status = self.Status.WARN, 'overload %s' % overload
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# else:
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# self.status = self.Status.IDLE, ''
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# return reply
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#update instruments values
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def read_value(self):
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#response type: self._freq1_arg.value = self.freq(1) C1:BSWV TYPE', 'SINE', 'FRQ', '1000', 'AMP', '3', 'OFST', '3
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# channel 1 status
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reply=self.sendRecv('C1:BSWV?').split(',')
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out=self.sendRecv('C1:OUTP?').split(',') #C1:OUTP ON,LOAD,HZ
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self._freq1_arg.value = reply[3]
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self._amp1_arg.value = reply[5]
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self._off1_arg.value = reply[7]
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self._out1_arg.value = out.split('')[1]
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reply2=self.sendRecv('C2:BSWV?').split(',')
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out2=self.sendRecv('C1:OUTP?').split(',')
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self._freq2_arg.value = reply[3]
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self._amp2_arg.value = reply[5]
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self._off2_arg.value = reply[7]
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self._out2_arg.value = out2.split('')[1]
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return reply, out, reply2, out2
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#signal channel parameter
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def read_channel(self):
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reply=self.channel()
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return reply
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def write_channel(self,value):
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return value
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#signal wavefunction parameter
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def read_wave(self):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV WVTP?')
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return reply
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def write_wave(self,value): #string value
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV WVTP, %g' % value)
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return reply
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#signal freq parameter
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def read_freq(self):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV FRQ?')
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return reply
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def write_freq(self,value):
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ch=str(self.channel)
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self.sendRecv('C'+ch+':BSWV FRQ, %g' % str(value)+'Hz')
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return value
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#signal amplitude parameter
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def read_amp(self):
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ch=str(self.channel)
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reply = self.sendRecv'C'+ch+':BSWV AMP?')
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return reply
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def write_amp(self,value):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV AMP, %g' % str(value))
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return value
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#offset value parameter
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def read_offset(self):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV OFST?')
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return reply
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def write_offset(self,ch,value):
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ch=str(self.channel)
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self.sendRecv('C'+ch+':BSWV OFST %g' % str(value))
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return value
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# channel symmetry
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def read_symm(self):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV SYM?')
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return reply
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def write_symm(self,ch,value):
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ch=str(self.channel)
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self.comm('C'+ch+':BSWV SYM %g' % str(value))
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return value
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# wave phase parameter
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def read_phase(self):
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ch=str(self.channel)
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reply = self.sendRecv('C'+ch+':BSWV PHSE?')
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return reply
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def write_phase(self,value):
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ch=str(self.channel)
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self.sendRecv('C'+ch+':BSWV PHSE %g' % str(value))
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return value
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# dis/enable output channel
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def read_enabled(self):
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ch=str(self.channel)
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reply=self.sendRecv('C'+ch+': OUTP?')
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return reply
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def write_enabled(self,ch,value):
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self.sendRecv('C'+ch+': OUTP %g' % str(value))
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# devices are defined as arg less output enable what is defined as arg2
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class arg(Readable):
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pollerClass = None
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parameters = {
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'value': Override(datatype=FloatRange(unit='')),
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}
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class arg2(Readable):
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pollerClass = None
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parameters = {
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'value': Override(datatype=BoolType(unit='')),
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} |