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Merge branch 'feat/esp32s3_support_gpio_deepsleep_wakeup' into 'master'

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example/deep_sleep: add example of EXT0 and using internal pullups

Closes IDF-4657 and IDFGH-6711

See merge request espressif/esp-idf!17099
This commit is contained in:
Michael (XIAO Xufeng)
2022-03-16 16:27:07 +08:00
parent 5b8108c01b fcd396a37e
commit 5a2f672d5a
6 changed files with 115 additions and 87 deletions
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examples/system/deep_sleep/main/deep_sleep_example_main.c
+29
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@@ -103,6 +103,12 @@ void app_main(void)
int sleep_time_ms = (now.tv_sec - sleep_enter_time.tv_sec) * 1000 + (now.tv_usec - sleep_enter_time.tv_usec) / 1000;
switch (esp_sleep_get_wakeup_cause()) {
#if CONFIG_EXAMPLE_EXT0_WAKEUP
case ESP_SLEEP_WAKEUP_EXT0: {
printf("Wake up from ext0\n");
break;
}
#endif // CONFIG_EXAMPLE_EXT0_WAKEUP
#ifdef CONFIG_EXAMPLE_EXT1_WAKEUP
case ESP_SLEEP_WAKEUP_EXT1: {
uint64_t wakeup_pin_mask = esp_sleep_get_ext1_wakeup_status();
@@ -174,6 +180,18 @@ void app_main(void)
printf("Enabling timer wakeup, %ds\n", wakeup_time_sec);
esp_sleep_enable_timer_wakeup(wakeup_time_sec * 1000000);
#if CONFIG_EXAMPLE_EXT0_WAKEUP
const int ext_wakeup_pin_0 = 3;
printf("Enabling EXT0 wakeup on pin GPIO%d\n", ext_wakeup_pin_0);
esp_sleep_enable_ext0_wakeup(ext_wakeup_pin_0, 1);
// 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.
rtc_gpio_pullup_dis(ext_wakeup_pin_0);
rtc_gpio_pulldown_en(ext_wakeup_pin_0);
#endif // CONFIG_EXAMPLE_EXT0_WAKEUP
#ifdef CONFIG_EXAMPLE_EXT1_WAKEUP
const int ext_wakeup_pin_1 = 2;
const uint64_t ext_wakeup_pin_1_mask = 1ULL << ext_wakeup_pin_1;
@@ -182,6 +200,17 @@ void app_main(void)
printf("Enabling EXT1 wakeup on pins GPIO%d, GPIO%d\n", ext_wakeup_pin_1, ext_wakeup_pin_2);
esp_sleep_enable_ext1_wakeup(ext_wakeup_pin_1_mask | ext_wakeup_pin_2_mask, ESP_EXT1_WAKEUP_ANY_HIGH);
/* 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. */
# if CONFIG_EXAMPLE_EXT1_USE_INTERNAL_PULLUPS
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
rtc_gpio_pullup_dis(ext_wakeup_pin_1);
rtc_gpio_pulldown_en(ext_wakeup_pin_1);
rtc_gpio_pullup_dis(ext_wakeup_pin_2);
rtc_gpio_pulldown_en(ext_wakeup_pin_2);
# endif //CONFIG_EXAMPLE_EXT1_USE_INTERNAL_PULLUPS
#endif // CONFIG_EXAMPLE_EXT1_WAKEUP
#ifdef CONFIG_EXAMPLE_GPIO_WAKEUP