Mirrors/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2026-08-18 06:35:35 +03:00
Code Issues Packages Projects Releases Wiki Activity

fix(example): fix uninitialized gpio/rtcio in deepsleep example

Browse Source
This commit is contained in:
wuzhenghui
2026-02-13 12:11:29 +08:00
parent 495d52fb6b
commit ae2128e627
1 changed files with 11 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
examples/system/deep_sleep/main/ext_wakeup.c
View File

@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@@ -7,6 +7,7 @@
#include <stdio.h>
#include "esp_sleep.h"
#include "sdkconfig.h"
#include "driver/gpio.h"
#include "driver/rtc_io.h"
@@ -25,6 +26,7 @@ void example_deep_sleep_register_ext0_wakeup(void)
// Configure pullup/downs via RTCIO to tie wakeup pins to inactive level during deepsleep.
// EXT0 resides in the same power domain (RTC_PERIPH) as the RTC IO pullup/downs.
// No need to keep that power domain explicitly, unlike EXT1.
ESP_ERROR_CHECK(rtc_gpio_init(ext_wakeup_pin_0));
ESP_ERROR_CHECK(rtc_gpio_pullup_dis(ext_wakeup_pin_0));
ESP_ERROR_CHECK(rtc_gpio_pulldown_en(ext_wakeup_pin_0));
}
@@ -48,10 +50,12 @@ void example_deep_sleep_register_ext1_wakeup(void)
/* If there are no external pull-up/downs, tie wakeup pins to inactive level with internal pull-up/downs via RTC IO
* during deepsleep. However, RTC IO relies on the RTC_PERIPH power domain. Keeping this power domain on will
* increase some power comsumption. However, if we turn off the RTC_PERIPH domain or if certain chips lack the RTC_PERIPH
* increase some power consumption. However, if we turn off the RTC_PERIPH domain or if certain chips lack the RTC_PERIPH
* domain, we will use the HOLD feature to maintain the pull-up and pull-down on the pins during sleep.*/
#if CONFIG_EXAMPLE_EXT1_USE_INTERNAL_PULLUPS
#if SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
ESP_ERROR_CHECK(rtc_gpio_init(ext_wakeup_pin_1));
ESP_ERROR_CHECK(rtc_gpio_init(ext_wakeup_pin_2));
#if SOC_PM_SUPPORT_EXT1_WAKEUP_MODE_PER_PIN
if (CONFIG_EXAMPLE_EXT1_WAKEUP_MODE_PIN_1) {
ESP_ERROR_CHECK(rtc_gpio_pullup_dis(ext_wakeup_pin_1));
@@ -81,6 +85,11 @@ void example_deep_sleep_register_ext1_wakeup(void)
}
#endif
#else // ! SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
const gpio_config_t config = {
.pin_bit_mask = BIT(ext_wakeup_pin_1) | BIT(ext_wakeup_pin_2),
.mode = GPIO_MODE_INPUT,
};
ESP_ERROR_CHECK(gpio_config(&config));
#if SOC_PM_SUPPORT_EXT1_WAKEUP_MODE_PER_PIN
if (CONFIG_EXAMPLE_EXT1_WAKEUP_MODE_PIN_1) {
gpio_pullup_dis(ext_wakeup_pin_1);