Note

Ophyd async is included on a provisional basis until the v1.0 release and may change API on minor release numbers before then

ophyd_async.core.Signal

class ophyd_async.core.Signal(backend: SignalBackend[T], timeout: float | None = 10.0, name: str = '')

Bases: Device, Generic[T]

A Device with the concept of a value, with R, RW, W and X flavours

Methods

children
connect
set_name	Set self.name=name and each self.child.name=name+"-child".

Attributes

log
name	Return the name of the Device
parent	The parent Device if it exists
source	//PV_PREFIX:SIGNAL, or "" if not set

async connect(mock=False, timeout=10.0)

property source: str

//PV_PREFIX:SIGNAL, or “” if not set

Type:

Like ca

children() → Iterator[Tuple[str, Device]]

property log

property name: str

Return the name of the Device

parent: Device | None = None

The parent Device if it exists

set_name(name: str)

Set self.name=name and each self.child.name=name+"-child".

Parameters:

name – New name to set