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"""Basic lockin classes intended for expansion with hardware aware classes."""
from qolab.hardware.scpi import SCPIinstr
from qolab.hardware.basic import BasicInstrument
class Lockin(BasicInstrument):
"""Basic lockin class with.
Intended to be expanded in hardware specific classes.
"""
def __init__(self, *args, **kwds):
BasicInstrument.__init__(self, *args, **kwds)
self.config["Device type"] = "Lockin"
self.config["FnamePrefix"] = "lockin"
self.config["Device model"] = "Generic Lockin Without Hardware interface"
self.config["FnamePrefix"] = "lockin"
self.deviceProperties.update(
{
"FreqInt",
"FreqExt",
"Harm",
"SinAmpl",
"SinOffset",
"RefPhase",
"Sensitivity",
"TimeConstan",
"FilterSlope",
"EquivalentNoiseBW",
}
)
# Minimal set of methods to be implemented.
pass
class LockinSCPI(SCPIinstr, Lockin):
"""Basic lockin class with SCPI interface.
Intended to be expanded in hardware specific classes.
Example
-------
>>> rm = pyvisa.ResourceManager()
>>> LockinSCPI(rm.open_resource('TCPIP::192.168.0.2::INSTR'))
"""
pass
def __init__(self, resource, *args, **kwds):
SCPIinstr.__init__(self, resource)
Lockin.__init__(self, *args, **kwds)
self.config["DeviceId"] = str.strip(self.idn)
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