mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
551 lines
19 KiB
C
551 lines
19 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <stdbool.h>
|
|
#include "sdkconfig.h"
|
|
#include "esp_err.h"
|
|
#include "esp_intr_alloc.h"
|
|
#include "soc/soc_caps.h"
|
|
#include "hal/gpio_types.h"
|
|
#include "esp_rom_gpio.h"
|
|
#include "driver/gpio_etm.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define GPIO_PIN_COUNT (SOC_GPIO_PIN_COUNT)
|
|
/// Check whether it is a valid GPIO number
|
|
#define GPIO_IS_VALID_GPIO(gpio_num) ((gpio_num >= 0) && \
|
|
(((1ULL << (gpio_num)) & SOC_GPIO_VALID_GPIO_MASK) != 0))
|
|
/// Check whether it can be a valid GPIO number of output mode
|
|
#define GPIO_IS_VALID_OUTPUT_GPIO(gpio_num) ((gpio_num >= 0) && \
|
|
(((1ULL << (gpio_num)) & SOC_GPIO_VALID_OUTPUT_GPIO_MASK) != 0))
|
|
/// Check whether it can be a valid digital I/O pad
|
|
#define GPIO_IS_VALID_DIGITAL_IO_PAD(gpio_num) ((gpio_num >= 0) && \
|
|
(((1ULL << (gpio_num)) & SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK) != 0))
|
|
|
|
typedef intr_handle_t gpio_isr_handle_t;
|
|
|
|
/**
|
|
* @brief GPIO interrupt handler
|
|
*
|
|
* @param arg User registered data
|
|
*/
|
|
typedef void (*gpio_isr_t)(void *arg);
|
|
|
|
/**
|
|
* @brief Configuration parameters of GPIO pad for gpio_config function
|
|
*/
|
|
typedef struct {
|
|
uint64_t pin_bit_mask; /*!< GPIO pin: set with bit mask, each bit maps to a GPIO */
|
|
gpio_mode_t mode; /*!< GPIO mode: set input/output mode */
|
|
gpio_pullup_t pull_up_en; /*!< GPIO pull-up */
|
|
gpio_pulldown_t pull_down_en; /*!< GPIO pull-down */
|
|
gpio_int_type_t intr_type; /*!< GPIO interrupt type */
|
|
#if SOC_GPIO_SUPPORT_PIN_HYS_FILTER
|
|
gpio_hys_ctrl_mode_t hys_ctrl_mode; /*!< GPIO hysteresis: hysteresis filter on slope input */
|
|
#endif
|
|
} gpio_config_t;
|
|
|
|
/**
|
|
* @brief GPIO common configuration
|
|
*
|
|
* Configure GPIO's Mode,pull-up,PullDown,IntrType
|
|
*
|
|
* @param pGPIOConfig Pointer to GPIO configure struct
|
|
*
|
|
* @return
|
|
* - ESP_OK success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*
|
|
*/
|
|
esp_err_t gpio_config(const gpio_config_t *pGPIOConfig);
|
|
|
|
/**
|
|
* @brief Reset an gpio to default state (select gpio function, enable pullup and disable input and output).
|
|
*
|
|
* @param gpio_num GPIO number.
|
|
*
|
|
* @note This function also configures the IOMUX for this pin to the GPIO
|
|
* function, and disconnects any other peripheral output configured via GPIO
|
|
* Matrix.
|
|
*
|
|
* @return Always return ESP_OK.
|
|
*/
|
|
esp_err_t gpio_reset_pin(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief GPIO set interrupt trigger type
|
|
*
|
|
* @param gpio_num GPIO number. If you want to set the trigger type of e.g. of GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param intr_type Interrupt type, select from gpio_int_type_t
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*
|
|
*/
|
|
esp_err_t gpio_set_intr_type(gpio_num_t gpio_num, gpio_int_type_t intr_type);
|
|
|
|
/**
|
|
* @brief Enable GPIO module interrupt signal
|
|
*
|
|
* @note ESP32: Please do not use the interrupt of GPIO36 and GPIO39 when using ADC or Wi-Fi and Bluetooth with sleep mode enabled.
|
|
* Please refer to the comments of `adc1_get_raw`.
|
|
* Please refer to Section 3.11 of <a href="https://espressif.com/sites/default/files/documentation/eco_and_workarounds_for_bugs_in_esp32_en.pdf">ESP32 ECO and Workarounds for Bugs</a> for the description of this issue.
|
|
|
|
*
|
|
* @param gpio_num GPIO number. If you want to enable an interrupt on e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*
|
|
*/
|
|
esp_err_t gpio_intr_enable(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Disable GPIO module interrupt signal
|
|
*
|
|
* @note This function is allowed to be executed when Cache is disabled within ISR context, by enabling `CONFIG_GPIO_CTRL_FUNC_IN_IRAM`
|
|
*
|
|
* @param gpio_num GPIO number. If you want to disable the interrupt of e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
*
|
|
* @return
|
|
* - ESP_OK success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*
|
|
*/
|
|
esp_err_t gpio_intr_disable(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief GPIO set output level
|
|
*
|
|
* @note This function is allowed to be executed when Cache is disabled within ISR context, by enabling `CONFIG_GPIO_CTRL_FUNC_IN_IRAM`
|
|
*
|
|
* @param gpio_num GPIO number. If you want to set the output level of e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param level Output level. 0: low ; 1: high
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG GPIO number error
|
|
*
|
|
*/
|
|
esp_err_t gpio_set_level(gpio_num_t gpio_num, uint32_t level);
|
|
|
|
/**
|
|
* @brief GPIO get input level
|
|
*
|
|
* @warning If the pad is not configured for input (or input and output) the returned value is always 0.
|
|
*
|
|
* @param gpio_num GPIO number. If you want to get the logic level of e.g. pin GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
*
|
|
* @return
|
|
* - 0 the GPIO input level is 0
|
|
* - 1 the GPIO input level is 1
|
|
*
|
|
*/
|
|
int gpio_get_level(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief GPIO set direction
|
|
*
|
|
* Configure GPIO direction,such as output_only,input_only,output_and_input
|
|
*
|
|
* @param gpio_num Configure GPIO pins number, it should be GPIO number. If you want to set direction of e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param mode GPIO direction
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG GPIO error
|
|
*
|
|
*/
|
|
esp_err_t gpio_set_direction(gpio_num_t gpio_num, gpio_mode_t mode);
|
|
|
|
/**
|
|
* @brief Configure GPIO pull-up/pull-down resistors
|
|
*
|
|
* @note ESP32: Only pins that support both input & output have integrated pull-up and pull-down resistors. Input-only GPIOs 34-39 do not.
|
|
*
|
|
* @param gpio_num GPIO number. If you want to set pull up or down mode for e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param pull GPIO pull up/down mode.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG : Parameter error
|
|
*
|
|
*/
|
|
esp_err_t gpio_set_pull_mode(gpio_num_t gpio_num, gpio_pull_mode_t pull);
|
|
|
|
/**
|
|
* @brief Enable GPIO wake-up function.
|
|
*
|
|
* @param gpio_num GPIO number.
|
|
*
|
|
* @param intr_type GPIO wake-up type. Only GPIO_INTR_LOW_LEVEL or GPIO_INTR_HIGH_LEVEL can be used.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_wakeup_enable(gpio_num_t gpio_num, gpio_int_type_t intr_type);
|
|
|
|
/**
|
|
* @brief Disable GPIO wake-up function.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_wakeup_disable(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Register GPIO interrupt handler, the handler is an ISR.
|
|
* The handler will be attached to the same CPU core that this function is running on.
|
|
*
|
|
* This ISR function is called whenever any GPIO interrupt occurs. See
|
|
* the alternative gpio_install_isr_service() and
|
|
* gpio_isr_handler_add() API in order to have the driver support
|
|
* per-GPIO ISRs.
|
|
*
|
|
* @param fn Interrupt handler function.
|
|
* @param arg Parameter for handler function
|
|
* @param intr_alloc_flags Flags used to allocate the interrupt. One or multiple (ORred)
|
|
* ESP_INTR_FLAG_* values. See esp_intr_alloc.h for more info.
|
|
* @param handle Pointer to return handle. If non-NULL, a handle for the interrupt will be returned here.
|
|
*
|
|
* \verbatim embed:rst:leading-asterisk
|
|
* To disable or remove the ISR, pass the returned handle to the :doc:`interrupt allocation functions </api-reference/system/intr_alloc>`.
|
|
* \endverbatim
|
|
*
|
|
* @return
|
|
* - ESP_OK Success ;
|
|
* - ESP_ERR_INVALID_ARG GPIO error
|
|
* - ESP_ERR_NOT_FOUND No free interrupt found with the specified flags
|
|
*/
|
|
esp_err_t gpio_isr_register(void (*fn)(void *), void *arg, int intr_alloc_flags, gpio_isr_handle_t *handle);
|
|
|
|
/**
|
|
* @brief Enable pull-up on GPIO.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_pullup_en(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Disable pull-up on GPIO.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_pullup_dis(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Enable pull-down on GPIO.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_pulldown_en(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Disable pull-down on GPIO.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_pulldown_dis(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Install the GPIO driver's ETS_GPIO_INTR_SOURCE ISR handler service, which allows per-pin GPIO interrupt handlers.
|
|
*
|
|
* This function is incompatible with gpio_isr_register() - if that function is used, a single global ISR is registered for all GPIO interrupts. If this function is used, the ISR service provides a global GPIO ISR and individual pin handlers are registered via the gpio_isr_handler_add() function.
|
|
*
|
|
* @param intr_alloc_flags Flags used to allocate the interrupt. One or multiple (ORred)
|
|
* ESP_INTR_FLAG_* values. See esp_intr_alloc.h for more info.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_NO_MEM No memory to install this service
|
|
* - ESP_ERR_INVALID_STATE ISR service already installed.
|
|
* - ESP_ERR_NOT_FOUND No free interrupt found with the specified flags
|
|
* - ESP_ERR_INVALID_ARG GPIO error
|
|
*/
|
|
esp_err_t gpio_install_isr_service(int intr_alloc_flags);
|
|
|
|
/**
|
|
* @brief Uninstall the driver's GPIO ISR service, freeing related resources.
|
|
*/
|
|
void gpio_uninstall_isr_service(void);
|
|
|
|
/**
|
|
* @brief Add ISR handler for the corresponding GPIO pin.
|
|
*
|
|
* Call this function after using gpio_install_isr_service() to
|
|
* install the driver's GPIO ISR handler service.
|
|
*
|
|
* The pin ISR handlers no longer need to be declared with IRAM_ATTR,
|
|
* unless you pass the ESP_INTR_FLAG_IRAM flag when allocating the
|
|
* ISR in gpio_install_isr_service().
|
|
*
|
|
* This ISR handler will be called from an ISR. So there is a stack
|
|
* size limit (configurable as "ISR stack size" in menuconfig). This
|
|
* limit is smaller compared to a global GPIO interrupt handler due
|
|
* to the additional level of indirection.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
* @param isr_handler ISR handler function for the corresponding GPIO number.
|
|
* @param args parameter for ISR handler.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_STATE Wrong state, the ISR service has not been initialized.
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_isr_handler_add(gpio_num_t gpio_num, gpio_isr_t isr_handler, void *args);
|
|
|
|
/**
|
|
* @brief Remove ISR handler for the corresponding GPIO pin.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_STATE Wrong state, the ISR service has not been initialized.
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_isr_handler_remove(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Set GPIO pad drive capability
|
|
*
|
|
* @param gpio_num GPIO number, only support output GPIOs
|
|
* @param strength Drive capability of the pad
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_set_drive_capability(gpio_num_t gpio_num, gpio_drive_cap_t strength);
|
|
|
|
/**
|
|
* @brief Get GPIO pad drive capability
|
|
*
|
|
* @param gpio_num GPIO number, only support output GPIOs
|
|
* @param strength Pointer to accept drive capability of the pad
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_get_drive_capability(gpio_num_t gpio_num, gpio_drive_cap_t *strength);
|
|
|
|
/**
|
|
* @brief Enable gpio pad hold function.
|
|
*
|
|
* When a GPIO is set to hold, its state is latched at that moment and will not change when the internal
|
|
* signal or the IO MUX/GPIO configuration is modified (including input enable, output enable, output value,
|
|
* function, and drive strength values). This function can be used to retain the state of GPIOs when the chip
|
|
* or system is reset, for example, when watchdog time-out or Deep-sleep events are triggered.
|
|
*
|
|
* This function works in both input and output modes, and only applicable to output-capable GPIOs.
|
|
* If this function is enabled:
|
|
* in output mode: the output level of the GPIO will be locked and can not be changed.
|
|
* in input mode: the input read value can still reflect the changes of the input signal.
|
|
*
|
|
* However, on ESP32/S2/C3/S3/C2, this function cannot be used to hold the state of a digital GPIO during Deep-sleep.
|
|
* Even if this function is enabled, the digital GPIO will be reset to its default state when the chip wakes up from
|
|
* Deep-sleep. If you want to hold the state of a digital GPIO during Deep-sleep, please call `gpio_deep_sleep_hold_en`.
|
|
*
|
|
* Power down or call `gpio_hold_dis` will disable this function.
|
|
*
|
|
* @param gpio_num GPIO number, only support output-capable GPIOs
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_NOT_SUPPORTED Not support pad hold function
|
|
*/
|
|
esp_err_t gpio_hold_en(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Disable gpio pad hold function.
|
|
*
|
|
* When the chip is woken up from Deep-sleep, the gpio will be set to the default mode, so, the gpio will output
|
|
* the default level if this function is called. If you don't want the level changes, the gpio should be configured to
|
|
* a known state before this function is called.
|
|
* e.g.
|
|
* If you hold gpio18 high during Deep-sleep, after the chip is woken up and `gpio_hold_dis` is called,
|
|
* gpio18 will output low level(because gpio18 is input mode by default). If you don't want this behavior,
|
|
* you should configure gpio18 as output mode and set it to hight level before calling `gpio_hold_dis`.
|
|
*
|
|
* @param gpio_num GPIO number, only support output-capable GPIOs
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_NOT_SUPPORTED Not support pad hold function
|
|
*/
|
|
esp_err_t gpio_hold_dis(gpio_num_t gpio_num);
|
|
|
|
#if !SOC_GPIO_SUPPORT_HOLD_SINGLE_IO_IN_DSLP
|
|
/**
|
|
* @brief Enable all digital gpio pads hold function during Deep-sleep.
|
|
*
|
|
* Enabling this feature makes all digital gpio pads be at the holding state during Deep-sleep. The state of each pad
|
|
* holds is its active configuration (not pad's sleep configuration!).
|
|
*
|
|
* Note that this pad hold feature only works when the chip is in Deep-sleep mode. When the chip is in active mode,
|
|
* the digital gpio state can be changed freely even you have called this function.
|
|
*
|
|
* After this API is being called, the digital gpio Deep-sleep hold feature will work during every sleep process. You
|
|
* should call `gpio_deep_sleep_hold_dis` to disable this feature.
|
|
*/
|
|
void gpio_deep_sleep_hold_en(void);
|
|
|
|
/**
|
|
* @brief Disable all digital gpio pads hold function during Deep-sleep.
|
|
*/
|
|
void gpio_deep_sleep_hold_dis(void);
|
|
#endif //!SOC_GPIO_SUPPORT_HOLD_SINGLE_IO_IN_DSLP
|
|
|
|
/**
|
|
* @brief Set pad input to a peripheral signal through the IOMUX.
|
|
* @param gpio_num GPIO number of the pad.
|
|
* @param signal_idx Peripheral signal id to input. One of the ``*_IN_IDX`` signals in ``soc/gpio_sig_map.h``.
|
|
*/
|
|
void gpio_iomux_in(uint32_t gpio_num, uint32_t signal_idx);
|
|
|
|
/**
|
|
* @brief Set peripheral output to an GPIO pad through the IOMUX.
|
|
* @param gpio_num gpio_num GPIO number of the pad.
|
|
* @param func The function number of the peripheral pin to output pin.
|
|
* One of the ``FUNC_X_*`` of specified pin (X) in ``soc/io_mux_reg.h``.
|
|
* @param oen_inv True if the output enable needs to be inverted, otherwise False.
|
|
*/
|
|
void gpio_iomux_out(uint8_t gpio_num, int func, bool oen_inv);
|
|
|
|
#if SOC_GPIO_SUPPORT_FORCE_HOLD
|
|
/**
|
|
* @brief Force hold all digital and rtc gpio pads.
|
|
*
|
|
* GPIO force hold, no matter the chip in active mode or sleep modes.
|
|
*
|
|
* This function will immediately cause all pads to latch the current values of input enable, output enable,
|
|
* output value, function, and drive strength values.
|
|
*
|
|
* @warning This function will hold flash and UART pins as well. Therefore, this function, and all code run afterwards
|
|
* (till calling `gpio_force_unhold_all` to disable this feature), MUST be placed in internal RAM as holding the flash
|
|
* pins will halt SPI flash operation, and holding the UART pins will halt any UART logging.
|
|
* */
|
|
esp_err_t gpio_force_hold_all(void);
|
|
|
|
/**
|
|
* @brief Force unhold all digital and rtc gpio pads.
|
|
* */
|
|
esp_err_t gpio_force_unhold_all(void);
|
|
#endif
|
|
|
|
/**
|
|
* @brief Enable SLP_SEL to change GPIO status automantically in lightsleep.
|
|
* @param gpio_num GPIO number of the pad.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
*
|
|
*/
|
|
esp_err_t gpio_sleep_sel_en(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief Disable SLP_SEL to change GPIO status automantically in lightsleep.
|
|
* @param gpio_num GPIO number of the pad.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
*/
|
|
esp_err_t gpio_sleep_sel_dis(gpio_num_t gpio_num);
|
|
|
|
/**
|
|
* @brief GPIO set direction at sleep
|
|
*
|
|
* Configure GPIO direction,such as output_only,input_only,output_and_input
|
|
*
|
|
* @param gpio_num Configure GPIO pins number, it should be GPIO number. If you want to set direction of e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param mode GPIO direction
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG GPIO error
|
|
*/
|
|
esp_err_t gpio_sleep_set_direction(gpio_num_t gpio_num, gpio_mode_t mode);
|
|
|
|
/**
|
|
* @brief Configure GPIO pull-up/pull-down resistors at sleep
|
|
*
|
|
* @note ESP32: Only pins that support both input & output have integrated pull-up and pull-down resistors. Input-only GPIOs 34-39 do not.
|
|
*
|
|
* @param gpio_num GPIO number. If you want to set pull up or down mode for e.g. GPIO16, gpio_num should be GPIO_NUM_16 (16);
|
|
* @param pull GPIO pull up/down mode.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG : Parameter error
|
|
*/
|
|
esp_err_t gpio_sleep_set_pull_mode(gpio_num_t gpio_num, gpio_pull_mode_t pull);
|
|
|
|
#if SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP
|
|
|
|
#define GPIO_IS_DEEP_SLEEP_WAKEUP_VALID_GPIO(gpio_num) ((gpio_num >= 0) && \
|
|
(((1ULL << (gpio_num)) & SOC_GPIO_DEEP_SLEEP_WAKE_VALID_GPIO_MASK) != 0))
|
|
|
|
/**
|
|
* @brief Enable GPIO deep-sleep wake-up function.
|
|
*
|
|
* @param gpio_num GPIO number.
|
|
*
|
|
* @param intr_type GPIO wake-up type. Only GPIO_INTR_LOW_LEVEL or GPIO_INTR_HIGH_LEVEL can be used.
|
|
*
|
|
* @note Called by the SDK. User shouldn't call this directly in the APP.
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_deep_sleep_wakeup_enable(gpio_num_t gpio_num, gpio_int_type_t intr_type);
|
|
|
|
/**
|
|
* @brief Disable GPIO deep-sleep wake-up function.
|
|
*
|
|
* @param gpio_num GPIO number
|
|
*
|
|
* @return
|
|
* - ESP_OK Success
|
|
* - ESP_ERR_INVALID_ARG Parameter error
|
|
*/
|
|
esp_err_t gpio_deep_sleep_wakeup_disable(gpio_num_t gpio_num);
|
|
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|