If that scares you off you must have been spared using the STM32 HAL so far. Have you considered splitting the long line at `MY_GPIO.borrow(cs).borrow().as_ref(

If that scares you off you must have been spared using the STM32 HAL so far. Have you considered splitting the long line at `MY_GPIO.borrow(cs).borrow().as_ref().unwrap().odr` (assign it to a local variable)?