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prjemian/ophyd motor soft limits.py

Last active April 29, 2019 21:04
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shows how to extend EpicsMotor to change soft limits
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ophyd motor soft limits.py
from ophyd import EpicsMotor, EpicsSignal, Component
from bluesky import RunEngine
from bluesky import plans as bp
RE = RunEngine({})
class MyMotor(EpicsMotor):
high_soft_limit = Component(EpicsSignal, '.HLM', kind='omitted')
low_soft_limit = Component(EpicsSignal, '.LLM', kind='omitted')
m1 = MyMotor("vm7:m1", name="m1")
m1.stage_sigs["high_soft_limit"] = 1000
m1.stage_sigs["low_soft_limit"] = -1000
print(m1.low_soft_limit.value, m1.high_soft_limit.value)
m1.stage()
print(m1.low_soft_limit.value, m1.high_soft_limit.value)
m1.unstage()
print(m1.low_soft_limit.value, m1.high_soft_limit.value)
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