from .....Internal.Core import Core
from .....Internal.CommandsGroup import CommandsGroup
from .....Internal import Conversions
from ..... import repcap
# noinspection PyPep8Naming,PyAttributeOutsideInit,SpellCheckingInspection
class TsRelativeCls:
"""
| Commands in total: 1
| Subgroups: 0
| Direct child commands: 1
"""
def __init__(self, core: Core, parent):
self._core = core
self._cmd_group = CommandsGroup("tsRelative", core, parent)
[docs]
def get(self, channel=repcap.Channel.Default, waveform=repcap.Waveform.Default) -> float:
"""
``CHANnel<*>[:WAVeform<*>]:HISTory:TSRelative`` \n
Snippet: ``value: float = driver.channel.waveform.history.tsRelative.get(channel = repcap.Channel.Default, waveform = repcap.Waveform.Default)`` \n
Returns the relative time of the current acquisition - the time difference to the newest acquisition (index = 0) .
See also: (method ``RsRtx.channel.waveform.history.current.set()`` ) .
:param channel: optional repeated capability selector. Default value: Ch1 (settable in the interface 'Channel')
:param waveform: optional repeated capability selector. Default value: Nr1 (settable in the interface 'Waveform')
:return: time_relativ: -100E+24 to 100E+24
"""
channel_cmd_val = self._cmd_group.get_repcap_cmd_value(channel, repcap.Channel)
waveform_cmd_val = self._cmd_group.get_repcap_cmd_value(waveform, repcap.Waveform)
response = self._core.io.query_str_with_opc(f'CHANnel{channel_cmd_val}:WAVeform{waveform_cmd_val}:HISTory:TSRelative?')
return Conversions.str_to_float(response)