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