from typing import Any
import numpy as np
from qcodes import validators as vals
from qcodes.instrument import VisaInstrument
from qcodes.parameters import Parameter
[docs]
class Weinschel8320(VisaInstrument):
"""
QCodes driver for the Weinschel 8320 stepped attenuator.
Weinschel is formerly known as Aeroflex/Weinschel
"""
def __init__(self, name: str, address: str, **kwargs: Any):
super().__init__(name, address, terminator='\r', **kwargs)
self.attenuation = Parameter(
"attenuation",
unit="dB",
set_cmd="ATTN ALL {0:0=2d}",
get_cmd="ATTN? 1",
vals=vals.Enum(*np.arange(0, 60.1, 2).tolist()),
instrument=self,
get_parser=float,
)
"""Control the attenuation"""
self.connect_message()
class Weinschel_8320(Weinschel8320):
"""
Alias for Weinschel8320 will eventually be deprecated and removed.
"""