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examples: Update deep sleep example for ESP32-C3

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This commit is contained in:
Angus Gratton 2021-01-16 16:53:43 +11:00 committed by bot
parent 0eb8d7e185
commit 1cfd65f8c4
2 changed files with 14 additions and 3 deletions
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3
examples/system/deep_sleep/main/Kconfig.projbuild
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@ -3,6 +3,7 @@ menu "Example Configuration"
config EXAMPLE_TOUCH_WAKEUP
bool "Enable touch wake up"
default y
depends on !IDF_TARGET_ESP32C3
help
This option enables wake up from deep sleep using touch pads
TOUCH8 and TOUCH9, which correspond to GPIO33 and GPIO32.
@ -10,6 +11,7 @@ menu "Example Configuration"
config EXAMPLE_ULP_TEMPERATURE_WAKEUP
bool "Enable temperature monitoring by ULP"
default y
depends on IDF_TARGET_ESP32
help
This option enables wake up from deep sleep using ULP.
ULP program monitors the on-chip temperature sensor and
@ -20,6 +22,7 @@ menu "Example Configuration"
config EXAMPLE_EXT1_WAKEUP
bool "Enable wakeup from GPIO"
default y
depends on !IDF_TARGET_ESP32C3
help
This option enables wake up from deep sleep from GPIO2 and GPIO4. They should be connected to LOW to avoid
floating pins. When triggering a wake up, connect one or both of the pins to HIGH. Note that floating

14
examples/system/deep_sleep/main/deep_sleep_example_main.c
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@ -12,17 +12,25 @@
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include "sdkconfig.h"
#include "soc/soc_caps.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_sleep.h"
#include "esp_log.h"
#include "esp32/ulp.h"
#include "driver/touch_pad.h"
#include "driver/adc.h"
#include "driver/rtc_io.h"
#include "soc/sens_periph.h"
#include "soc/rtc.h"
#if CONFIG_IDF_TARGET_ESP32
#include "esp32/ulp.h"
#endif
#if SOC_TOUCH_SENSOR_NUM > 0
#include "soc/sens_periph.h"
#include "driver/touch_pad.h"
#endif
static RTC_DATA_ATTR struct timeval sleep_enter_time;
#ifdef CONFIG_EXAMPLE_ULP_TEMPERATURE_WAKEUP