Markus Zolliker
da15df076a
- before some chamges in the gerrit pipline Change-Id: I33eb2d75f83345a7039d0fb709e66defefb1c3e0
117 lines
4.2 KiB
Python
117 lines
4.2 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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modifications not tested!
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"""
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from frappy.core import Readable, Parameter, FloatRange, \
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IntRange, BoolType, EnumType, Module, Property, HasIO
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class Channel(HasIO, Module):
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channel = Property('choose channel to manipulate', IntRange(1, 2))
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# seperate module (Writeable):
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freq = Parameter('frequency', FloatRange(1e-6, 20e6, unit='Hz'),
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initwrite=True, default=1000)
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# seperate module (Writable):
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amp = Parameter('exc_volt_int', FloatRange(0.00, 5, unit='Vrms'),
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readonly=False, initwrite=True, default=0.1)
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offset = Parameter('offset_volt_int', FloatRange(0.0, 10, unit='V'),
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readonly=False, initwrite=True, default=0.0)
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wave = Parameter('type of wavefunction',
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EnumType('WaveFunction', SINE=1, SQUARE=2, RAMP=3, PULSE=4, NOISE=5, ARB=6, DC=7),
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readonly=False, default='SINE')
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phase = Parameter('signal phase', FloatRange(0, 360, unit='deg'),
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readonly=False, initwrite=True, default=0)
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enabled = Parameter('enable output channel', datatype=EnumType('OnOff', OFF=0, ON=1),
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readonly=False, default='OFF')
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symm = Parameter('wavefunction symmetry', FloatRange(0, 100, unit=''),
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readonly=False, default=0)
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def read_value(self):
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return self.communicate('C%d:BSWV FRQ?' % self.channel)
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def write_target(self, value):
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self.communicate('C%d:BSWV FRQ, %gHz' % (self.channel, 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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return self.communicate('C%d:BSWV WVTP?' % self.channel)
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def write_wave(self, value): # string value
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self.communicate('C%d:BSWV WVTP, %s' % (self.channel, value.name))
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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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return self.communicate('C%d:BSWV AMP?' % self.channel)
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def write_amp(self, value):
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self.communicate('C%d:BSWV AMP, %g' % (self.channel, 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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return self.communicate('C%d:BSWV OFST?' % self.channel)
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def write_offset(self, value):
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self.communicate('C%d:BSWV OFST %g' % (self.channel, 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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return self.communicate('C%d:BSWV SYM?' % self.channel)
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def write_symm(self, value):
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self.communicate('C%d:BSWV SYM %g' % (self.channel, 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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return self.communicate('C%d:BSWV PHSE?' % self.channel)
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def write_phase(self, value):
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self.communicate('C%d:BSWV PHSE %g' % (self.channel, 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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return self.communicate('C%d: OUTP?' % self.channel)
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def write_enabled(self, value):
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self.communicate('C%d: OUTP %s' % (self.channel, value.name))
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return 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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value = Parameter(datatype=FloatRange(unit=''))
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class arg2(Readable):
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pollerClass = None
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value = Parameter(datatype=BoolType())
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