Source code for labgrid.driver.gpiodriver

"""All GPIO-related drivers"""
import attr

from ..factory import target_factory
from ..protocol import DigitalOutputProtocol
from ..resource.remote import NetworkSysfsGPIO
from ..step import step
from .common import Driver
from ..util.agentwrapper import AgentWrapper


[docs]@target_factory.reg_driver @attr.s(eq=False) class GpioDigitalOutputDriver(Driver, DigitalOutputProtocol): bindings = { "gpio": {"SysfsGPIO", "NetworkSysfsGPIO"}, }
[docs] def __attrs_post_init__(self): super().__attrs_post_init__() self.wrapper = None
[docs] def on_activate(self): if isinstance(self.gpio, NetworkSysfsGPIO): host = self.gpio.host else: host = None self.wrapper = AgentWrapper(host) self.proxy = self.wrapper.load('sysfsgpio')
[docs] def on_deactivate(self): self.wrapper.close() self.wrapper = None self.proxy = None
[docs] @Driver.check_active @step(args=['status']) def set(self, status): self.proxy.set(self.gpio.index, status)
[docs] @Driver.check_active @step(result=True) def get(self): return self.proxy.get(self.gpio.index)