37 lines
1.5 KiB
Python
37 lines
1.5 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>, Oksana Shliakhtun <oksana.shliakhtun@psi.ch>
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# *****************************************************************************
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"""Stanford Research SR830"""
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from frappy.core import Readable, Parameter, FloatRange, TupleOf, \
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HasIO, StringIO, IntRange, BoolType, Writable, EnumType
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from frappy.errors import RangeError
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class XY(HasIO, Readable):
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value = Parameter('xy', TupleOf(FloatRange(unit='V'), FloatRange(unit='V')))
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class ioClass(StringIO):
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end_of_line = '\r'
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identification = [('*IDN?', r'Stanford_Research_Systems,SR830.*')]
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def read_value(self):
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return [float(v) for v in self.communicate('SNAP?1,2').split(',')]
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