Source code for qcodes.instrument_drivers.Minicircuits.RC_SPDT

from typing import Dict, Optional

from qcodes import validators as vals
from qcodes.instrument import ChannelList, InstrumentChannel, IPInstrument


[docs]class MC_channel(InstrumentChannel): def __init__(self, parent: "RC_SPDT", name: str, channel_letter: str): """ Args: parent: The instrument the channel is a part of name: the name of the channel channel_letter: channel letter ['a', 'b', 'c' or 'd']) """ super().__init__(parent, name) self.channel_letter = channel_letter.upper() _chanlist = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'] self.channel_number = _chanlist.index(channel_letter) self.add_parameter('switch', label='switch', set_cmd=self._set_switch, get_cmd=self._get_switch, vals=vals.Ints(1, 2) ) def _set_switch(self, switch: int) -> None: self.write(f"SET{self.channel_letter}={switch-1}") def _get_switch(self) -> int: val = int(self.ask('SWPORT?')) # select out bit in return number # corisponding to channel switch configuration # LSB corrisponds to Chan A etc ret = (val >> self.channel_number) & 1 return ret+1
[docs]class RC_SPDT(IPInstrument): """ Mini-Circuits SPDT RF switch Args: name: the name of the instrument address: ip address ie "10.0.0.1" port: port to connect to default Telnet:23 """ def __init__(self, name: str, address: str, port: int = 23): super().__init__(name, address, port) self.flush_connection() channels = ChannelList(self, "Channels", MC_channel, snapshotable=False) _chanlist = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'] _max_channel_number = int(self.IDN()['model'][3]) _chanlist = _chanlist[0:_max_channel_number] for c in _chanlist: channel = MC_channel(self, f'channel_{c}', c) channels.append(channel) self.add_submodule(f"channel_{c}", channel) self.add_submodule("channels", channels.to_channel_tuple()) self.connect_message()
[docs] def ask(self, cmd: str) -> str: ret = self.ask_raw(cmd) ret = ret.strip() return ret
[docs] def get_idn(self) -> Dict[str, Optional[str]]: fw = self.ask('FIRMWARE?') MN = self.ask('MN?') SN = self.ask('SN?') id_dict: Dict[str, Optional[str]] = { 'firmware': fw, 'model': MN[3:], 'serial': SN[3:], 'vendor': 'Mini-Circuits' } return id_dict