# lv_tick_private.h (/api/tick/lv_tick_private_h)



<RelatedHeaders name="lv_tick.h" isPrivate="true" />

<ApiSummary structs="1" />

Structs [#structs]

<ApiMember kind="struct" name="lv_tick_state_t">
  lv_tick_state_t [#lv_tick_state_t]

  | Member         | Type                                                    | Description |
  | -------------- | ------------------------------------------------------- | ----------- |
  | `sys_time`     | <ApiLink name="uint32_t" display="volatile uint32_t" /> |             |
  | `sys_irq_flag` | <ApiLink name="uint8_t" display="volatile uint8_t" />   |             |
  | `tick_get_cb`  | <ApiLink name="lv_tick_get_cb_t" />                     |             |
  | `delay_cb`     | <ApiLink name="lv_delay_cb_t" />                        |             |
</ApiMember>

Dependencies [#dependencies]

<FileIncludes includes="[&#x22;lv_tick.h&#x22;]" includedBy="[&#x22;lv_global.h&#x22;]" transitiveIncludes="[&#x22;lv_conf_internal.h&#x22;, &#x22;lv_conf_kconfig.h&#x22;, &#x22;lv_types.h&#x22;]" />