72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
# *****************************************************************************
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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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# Markus Zolliker <markus.zolliker@psi.ch>
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#
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# *****************************************************************************
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from frappy.core import BoolType, FloatRange, Parameter, Readable, Writable, Attached, EnumType, nopoll
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from frappy_psi.trinamic import Motor
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from frappy_psi.ccu4 import Pressure, NeedleValveFlow
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class ValveMotor(Motor):
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has_inputs = True
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class HePump(Writable):
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valvemotor = Attached(Motor)
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flow = Attached(NeedleValveFlow)
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valve = Attached(Writable)
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value = Parameter(datatype=BoolType())
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target = Parameter(datatype=BoolType())
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pump_type = Parameter('pump type', EnumType(no=0, neodry=1, xds35=2, sv65=3), readonly=False, default=0)
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eco_mode = Parameter('eco mode', BoolType(), readonly=False)
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has_feedback = Parameter('feedback works', BoolType(), readonly=False, default=True)
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FLOW_SCALE = {'no': 0, 'neodry': 0.55, 'xds35': 0.6, 'sv65': 0.9}
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def write_target(self, value):
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self.valvemotor.write_output0(value)
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def read_target(self):
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return self.valvemotor.read_output0()
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def read_value(self):
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if self.has_feedback:
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return not self.valvemotor.read_input3()
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return self.target
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def write_pump_type(self, value):
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self.flow.pressure_scale = self.FLOW_SCALE[value.name]
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def read_eco_mode(self):
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if self.pump_type == 'xds35':
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return self.valvemotor.read_output1()
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return False
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def write_eco_mode(self, value):
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if self.pump_type == 'xds35':
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return self.valvemotor.write_output1(value)
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# else silently ignore
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