ESP-IDF
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Outline
#include "sdkconfig.h"
#include <esp_types.h>
#include "soc/soc_caps.h"
#include "driver/gpio.h"
gpio_func_sel(gpio_num_t, uint32_t);
gpio_output_enable(gpio_num_t);
gpio_output_disable(gpio_num_t);
gpio_od_disable(gpio_num_t);
gpio_od_enable(gpio_num_t);
Files
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_driver_gpio/include/esp_private/gpio.h
 
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/* * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #pragma once #include "sdkconfig.h" #include <esp_types.h> #include "soc/soc_caps.h" #include "driver/gpio.h" #ifdef __cplusplus extern "C" { #endif #if CONFIG_GPIO_ESP32_SUPPORT_SWITCH_SLP_PULL /** * @brief Emulate ESP32S2 behaviour to backup FUN_PU, FUN_PD information * * @note Need to be called before sleep. * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_sleep_pupd_config_apply(gpio_num_t gpio_num); /** * @brief Emulate ESP32S2 behaviour to restore FUN_PU, FUN_PD information * * @note Need to be called after sleep. * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_sleep_pupd_config_unapply(gpio_num_t gpio_num);/* ... */ #endif /** * @brief Configure a pin to perform GPIO function or an IOMUX function * * @param gpio_num GPIO number. * @param func Function to assign to the pin. see "io_mux_reg.h" * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_func_sel(gpio_num_t gpio_num, uint32_t func); /** * @brief Enable output for an IO * * @param gpio_num GPIO number * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_output_enable(gpio_num_t gpio_num); /** * @brief Disable output for an IO * * @param gpio_num GPIO number * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_output_disable(gpio_num_t gpio_num); /** * @brief Enable open-drain for an IO * * @param gpio_num GPIO number * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_od_disable(gpio_num_t gpio_num); /** * @brief Disable open-drain for an IO * * @param gpio_num GPIO number * * @return * - ESP_OK Success * - ESP_ERR_INVALID_ARG GPIO number error *//* ... */ esp_err_t gpio_od_enable(gpio_num_t gpio_num); #ifdef __cplusplus }{...} #endif
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