ESP-IDF
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Outline
#include "esp_err.h"
#include "../esp_task_wdt.h"
#include "esp_private/esp_task_wdt.h"
esp_task_wdt_impl_timer_allocate(const esp_task_wdt_config_t *, twdt_isr_callback, twdt_ctx_t *);
esp_task_wdt_impl_timer_reconfigure(twdt_ctx_t, const esp_task_wdt_config_t *);
esp_task_wdt_impl_timer_free(twdt_ctx_t);
esp_task_wdt_impl_timer_feed(twdt_ctx_t);
esp_task_wdt_impl_timeout_triggered(twdt_ctx_t);
esp_task_wdt_impl_timer_stop(twdt_ctx_t);
esp_task_wdt_impl_timer_restart(twdt_ctx_t);
Files
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_system/include/esp_private/esp_task_wdt_impl.h
 
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/* * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #pragma once #include "esp_err.h" #include "../esp_task_wdt.h" #include "esp_private/esp_task_wdt.h" #ifdef __cplusplus extern "C" { #endif /** * @brief Allocate and initialize the Task Watchdog Timer (TWDT) with the given configuration. * * @param[in] config Pointer to the configuration structure * @param[out] obj Abstract context for the current timer, this will be passed to all the other functions * * @return * - ESP_OK: Successfully initialized and configured the timer * - Other: Failed to initialize the timer *//* ... */ esp_err_t esp_task_wdt_impl_timer_allocate(const esp_task_wdt_config_t *config, twdt_isr_callback callback, twdt_ctx_t *obj); /** * @brief Reconfigure a timer. * * The timer must be stopped when calling this function. The timer will not be restarted at the end of this * function. * * @param[in] config Pointer to the configuration structure * * @return * - ESP_OK: Successfully reconfigured the timer * - Other: Failed to reconfigure the timer *//* ... */ esp_err_t esp_task_wdt_impl_timer_reconfigure(twdt_ctx_t obj, const esp_task_wdt_config_t *config); /** * @brief Free the Task Watchdog Timer (TWDT). * * @param[in] obj Abstract implementation context * *//* ... */ void esp_task_wdt_impl_timer_free(twdt_ctx_t obj); /** * @brief Feed the Task Watchdog Timer (TWDT) * * Feed the timer underneath to prevent it from triggering for the next period (configured at initialization). * * @param[in] obj Abstract implementation context * @return * - ESP_OK: timer successfully feeded * - Other: failed to feed the timer *//* ... */ esp_err_t esp_task_wdt_impl_timer_feed(twdt_ctx_t obj); /** * @brief Function invoked as soon as the Task Watchdog Timer (TWDT) ISR callback is called. * * @param[in] obj Abstract implementation context *//* ... */ void esp_task_wdt_impl_timeout_triggered(twdt_ctx_t obj); /** * @brief Stop the Task Watchdog Timer (TWDT). * * @param[in] obj Abstract implementation context * *//* ... */ esp_err_t esp_task_wdt_impl_timer_stop(twdt_ctx_t obj); /** * @brief Restart the Task Watchdog Timer (TWDT) * * This function will restart/resume the timer after it has been stopped. * * @param[in] obj Abstract implementation context * @return * - ESP_OK: timer successfully stopped * - Other: failed to stop the timer *//* ... */ esp_err_t esp_task_wdt_impl_timer_restart(twdt_ctx_t obj); #ifdef __cplusplus }{...} #endif
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