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#
# This file is part of the PyMeasure package.
#
# Copyright (c) 2013-2024 PyMeasure Developers
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
import logging
from pymeasure.instruments import Instrument, SCPIUnknownMixin
from pymeasure.instruments.validators import truncated_range
from pymeasure.adapters import VISAAdapter
log = logging.getLogger(__name__)
log.addHandler(logging.NullHandler())
class KeysightN5767A(SCPIUnknownMixin, Instrument):
""" Represents the Keysight N5767A Power supply
interface for interacting with the instrument.
"""
###############
# Current (A) #
###############
current_range = Instrument.control(
":CURR?", ":CURR %g",
"""Control the DC current range in
Amps, which can take values from 0 to 25 A.
Auto-range is disabled when this property is set. (float)""",
validator=truncated_range,
values=[0, 25],
)
current = Instrument.measurement(":MEAS:CURR?",
""" Get current in Amps. """
)
###############
# Voltage (V) #
###############
voltage_range = Instrument.control(
":VOLT?", ":VOLT %g V",
""" Control the DC voltage range in
Volts, which can take values from 0 to 60 V.
Auto-range is disabled when this property is set. """,
validator=truncated_range,
values=[0, 60]
)
voltage = Instrument.measurement("MEAS:VOLT?",
""" Get a DC voltage measurement in Volts. """
)
#################
# _status (0/1) #
#################
_status = Instrument.measurement(":OUTP?",
""" Get power supply current output status. """,
)
def enable(self):
""" Enables the flow of current.
"""
self.write(":OUTP 1")
def disable(self):
""" Disables the flow of current.
"""
self.write(":OUTP 0")
def is_enabled(self):
""" Returns True if the current supply is enabled.
"""
return bool(self._status)
def __init__(self, adapter, name="Keysight N5767A power supply", **kwargs):
super().__init__(
adapter, name, **kwargs
)
# Set up data transfer format
if isinstance(self.adapter, VISAAdapter):
self.adapter.config(
is_binary=False,
datatype='float32',
converter='f',
separator=','
)
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