ESP-IDF
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Outline
#include "hal/rtc_io_hal.h"
#include "soc/soc_caps.h"
rtcio_hal_set_direction(int, rtc_gpio_mode_t)
rtcio_hal_set_direction_in_sleep(int, rtc_gpio_mode_t)
rtcio_hal_isolate(int)
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/hal/rtc_io_hal.c
 
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/* * SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ // The HAL layer for RTC IO (common part) #include "hal/rtc_io_hal.h" #include "soc/soc_caps.h" #if SOC_RTCIO_INPUT_OUTPUT_SUPPORTED void rtcio_hal_set_direction(int rtcio_num, rtc_gpio_mode_t mode) { switch (mode) { case RTC_GPIO_MODE_INPUT_ONLY: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL); rtcio_ll_output_disable(rtcio_num); rtcio_ll_input_enable(rtcio_num); break;... case RTC_GPIO_MODE_OUTPUT_ONLY: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL); rtcio_ll_output_enable(rtcio_num); rtcio_ll_input_disable(rtcio_num); break;... case RTC_GPIO_MODE_INPUT_OUTPUT: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL); rtcio_ll_output_enable(rtcio_num); rtcio_ll_input_enable(rtcio_num); break;... case RTC_GPIO_MODE_DISABLED: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL); rtcio_ll_output_disable(rtcio_num); rtcio_ll_input_disable(rtcio_num); break;... case RTC_GPIO_MODE_OUTPUT_OD: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_OD); rtcio_ll_output_enable(rtcio_num); rtcio_ll_input_disable(rtcio_num); break;... case RTC_GPIO_MODE_INPUT_OUTPUT_OD: rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_OD); rtcio_ll_output_enable(rtcio_num); rtcio_ll_input_enable(rtcio_num); break;... default: break;... }{...} }{ ... } void rtcio_hal_set_direction_in_sleep(int rtcio_num, rtc_gpio_mode_t mode) { switch (mode) { case RTC_GPIO_MODE_INPUT_ONLY: rtcio_ll_enable_input_in_sleep(rtcio_num); rtcio_ll_disable_output_in_sleep(rtcio_num); rtcio_ll_enable_sleep_setting(rtcio_num); break;... case RTC_GPIO_MODE_OUTPUT_ONLY: rtcio_ll_enable_output_in_sleep(rtcio_num); rtcio_ll_disable_input_in_sleep(rtcio_num); rtcio_ll_enable_sleep_setting(rtcio_num); break;... case RTC_GPIO_MODE_INPUT_OUTPUT: rtcio_ll_enable_input_in_sleep(rtcio_num); rtcio_ll_enable_output_in_sleep(rtcio_num); rtcio_ll_enable_sleep_setting(rtcio_num); break;... case RTC_GPIO_MODE_DISABLED: rtcio_ll_disable_input_in_sleep(rtcio_num); rtcio_ll_disable_output_in_sleep(rtcio_num); rtcio_ll_disable_sleep_setting(rtcio_num); break;... default: break;... }{...} }{ ... } #if SOC_RTCIO_HOLD_SUPPORTED void rtcio_hal_isolate(int rtcio_num) { rtcio_ll_pullup_disable(rtcio_num); rtcio_ll_pulldown_disable(rtcio_num); rtcio_ll_output_disable(rtcio_num); rtcio_ll_input_disable(rtcio_num); rtcio_ll_force_hold_enable(rtcio_num); }{ ... } /* ... */#endif /* ... */ #endif //SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
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