Type Alias gpio_isr_t

pub type gpio_isr_t = Option<unsafe extern "C" fn(_: *mut c_void)>;

@brief GPIO interrupt handler

@param arg User registered data

Aliased Type

enum gpio_isr_t {
    None,
    Some(unsafe extern "C" fn(_: *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut c_void))

Some value of type T.