Method exec

std/src/gpio/mod.rs:192–199

(&self, scope: Scope<'_>)

    }

    fn exec(&self, scope: Scope<'_>) -> CallResult<()> {
        debug_assert_eq!(2, scope.nargs());
        let pin = parse_pin(&scope, 0)?;
        let mode = parse_pin_mode(&scope, 1)?;

        self.pins.borrow_mut().setup(pin, mode).map_err(CallError::from)?;
        Ok(())
    }
}

/// The `GPIO_CLEAR` command.