Function esp_idf_sys::ets_set_idle_cb

pub unsafe extern "C" fn ets_set_idle_cb(func: ets_idle_cb_t, arg: *mut c_void)

@brief Set the Idle callback, when Tasks are processed, will call the callback before CPU goto sleep.

@param ets_idle_cb_t func : The callback function.

@param void *arg : Argument of the callback.

@return None