Files
WLED/usermods/deep_sleep/deep_sleep.cpp
2026-01-10 12:36:07 +01:00

346 lines
16 KiB
C++

#include "wled.h"
#include "driver/rtc_io.h"
#ifndef CONFIG_IDF_TARGET_ESP32C3
#include "soc/touch_sensor_periph.h"
#endif
#ifdef ESP8266
#error The "Deep Sleep" usermod does not support ESP8266
#endif
#ifndef DEEPSLEEP_WAKEUPPIN
#define DEEPSLEEP_WAKEUPPIN 0
#endif
#ifndef DEEPSLEEP_WAKEWHENHIGH
#define DEEPSLEEP_WAKEWHENHIGH 0
#endif
#ifndef DEEPSLEEP_DISABLEPULL
#define DEEPSLEEP_DISABLEPULL 1
#endif
#ifndef DEEPSLEEP_WAKEUPINTERVAL
#define DEEPSLEEP_WAKEUPINTERVAL 0
#endif
#ifndef DEEPSLEEP_DELAY
#define DEEPSLEEP_DELAY 1
#endif
#ifndef DEEPSLEEP_WAKEUP_TOUCH_PIN
#define DEEPSLEEP_WAKEUP_TOUCH_PIN 1
#endif
RTC_DATA_ATTR bool powerup = true; // this is first boot after power cycle. note: variable in RTC data persists on a reboot
RTC_DATA_ATTR uint8_t wakeupPreset = 0; // preset to apply after deep sleep wakeup (0 = none), set to timer macro preset
class DeepSleepUsermod : public Usermod {
private:
bool enabled = false; // do not enable by default
bool initDone = false;
uint8_t wakeupPin = DEEPSLEEP_WAKEUPPIN;
uint8_t wakeWhenHigh = DEEPSLEEP_WAKEWHENHIGH; // wake up when pin goes high if 1, triggers on low if 0
bool noPull = true; // use pullup/pulldown resistor
bool enableTouchWakeup = false;
uint8_t touchPin = DEEPSLEEP_WAKEUP_TOUCH_PIN;
int wakeupAfter = DEEPSLEEP_WAKEUPINTERVAL; // in seconds, <=0: button only
bool presetWake = true; // wakeup timer for preset
int sleepDelay = DEEPSLEEP_DELAY; // in seconds, 0 = immediate
int delaycounter = 10; // delay deep sleep at bootup until preset settings are applied, force wake up if offmode persists after bootup
uint32_t lastLoopTime = 0;
// string that are used multiple time (this will save some flash memory)
static const char _name[];
static const char _enabled[];
bool pin_is_valid(uint8_t wakePin) {
#ifdef CONFIG_IDF_TARGET_ESP32 //ESP32: GPIOs 0,2,4, 12-15, 25-39 can be used for wake-up. note: input-only GPIOs 34-39 do not have internal pull resistors
if (wakePin == 0 || wakePin == 2 || wakePin == 4 || (wakePin >= 12 && wakePin <= 15) || (wakePin >= 25 && wakePin <= 27) || (wakePin >= 32 && wakePin <= 39)) {
return true;
}
#endif
#if defined(CONFIG_IDF_TARGET_ESP32S3) || defined(CONFIG_IDF_TARGET_ESP32S2) //ESP32 S3 & S3: GPIOs 0-21 can be used for wake-up
if (wakePin <= 21) {
return true;
}
#endif
#ifdef CONFIG_IDF_TARGET_ESP32C3 // ESP32 C3: GPIOs 0-5 can be used for wake-up
if (wakePin <= 5) {
return true;
}
#endif
DEBUG_PRINTLN(F("Error: unsupported deep sleep wake-up pin"));
return false;
}
// functions to calculate time difference between now and next scheduled timer event
int calculateTimeDifference(int hour1, int minute1, int hour2, int minute2) {
int totalMinutes1 = hour1 * 60 + minute1;
int totalMinutes2 = hour2 * 60 + minute2;
if (totalMinutes2 < totalMinutes1) {
totalMinutes2 += 24 * 60;
}
return totalMinutes2 - totalMinutes1;
}
int findNextTimerInterval() {
if (toki.getTimeSource() == TOKI_TS_NONE) {
DEBUG_PRINTLN("DeepSleep: local time not yet synchronized, skipping timer check.");
return -1;
}
int currentHour = hour(localTime);
int currentMinute = minute(localTime);
int currentWeekday = weekdayMondayFirst(); // 1=Monday ... 7=Sunday
int minDifference = INT_MAX;
for (uint8_t i = 0; i < 8; i++) {
// check if timer is enabled and date is in range, also wakes up if no macro is used
if ((timerWeekday[i] & 0x01) && isTodayInDateRange(((timerMonth[i] >> 4) & 0x0F), timerDay[i], timerMonth[i] & 0x0F, timerDayEnd[i])) {
// if timer is enabled (bit0 of timerWeekday) and date is in range, check all weekdays it is set for
for (int dayOffset = 0; dayOffset < 7; dayOffset++) {
int checkWeekday = ((currentWeekday + dayOffset) % 7); // 1-7, check all weekdays starting from today
if (checkWeekday == 0) {
checkWeekday = 7; // sunday is 7 not 0
}
int targetHour = timerHours[i];
int targetMinute = timerMinutes[i];
if ((timerWeekday[i] >> (checkWeekday)) & 0x01) {
if (dayOffset == 0 && (targetHour < currentHour || (targetHour == currentHour && targetMinute <= currentMinute)))
continue; // skip if time has already passed today
int timeDifference = calculateTimeDifference(currentHour, currentMinute, targetHour + (dayOffset * 24), targetMinute);
if (timeDifference < minDifference) {
minDifference = timeDifference;
wakeupPreset = timerMacro[i];
}
}
}
}
}
return minDifference;
}
public:
inline void enable(bool enable) { enabled = enable; } // Enable/Disable the usermod
inline bool isEnabled() { return enabled; } //Get usermod enabled/disabled state
// setup is called at boot (or in this case after every exit of sleep mode)
void setup() {
//TODO: if the de-init of RTC pins is required to do it could be done here
//rtc_gpio_deinit(wakeupPin);
#ifdef WLED_DEBUG
DEBUG_PRINTF("sleep wakeup cause: %d\n", esp_sleep_get_wakeup_cause());
#endif
if (esp_sleep_get_wakeup_cause() != ESP_SLEEP_WAKEUP_TIMER)
wakeupPreset = 0; // not a timed wakeup, don't apply preset
initDone = true;
}
void loop() {
if (!enabled) return;
if (!offMode) { // LEDs are on
lastLoopTime = 0; // reset timer
if (delaycounter)
delaycounter--; // decrease delay counter if LEDs are on (they are always turned on after a wake-up, see below)
else if (wakeupPreset)
applyPreset(wakeupPreset); // apply preset if set, this ensures macro is applied even if we missed the wake-up time
return;
}
if (sleepDelay > 0) {
powerup = false; // disable "safety" powerup sleep if delay is set
if (lastLoopTime == 0)
lastLoopTime = millis(); // initialize
if (millis() - lastLoopTime < sleepDelay * 1000)
return; // wait until delay is over
} else if (powerup && delaycounter) {
delaycounter--; // on first boot without sleepDelay set, do not force-turn on
delay(1000); // just in case: give user a short ~10s window to turn LEDs on in UI (delaycounter is 10 by default)
return;
}
if (powerup == false && delaycounter) { // delay sleep in case a preset is being loaded and turnOnAtBoot is disabled (handleIO() does enable offMode temporarily in this case)
delaycounter--;
if (delaycounter == 1 && offMode) { // force turn on, no matter the settings (device is bricked if user set sleepDelay=0, no bootup preset and turnOnAtBoot=false)
if (briS == 0) bri = 10; // turn on and set low brightness to avoid automatic turn off
else bri = briS;
strip.setBrightness(bri); // needed to make handleIO() not turn off LEDs (really? does not help in bootup preset)
offMode = false;
applyPresetWithFallback(0, CALL_MODE_INIT, FX_MODE_STATIC, 0); // try to apply preset 0, fallback to static
if (rlyPin >= 0) {
digitalWrite(rlyPin, (rlyMde ? HIGH : LOW)); // turn relay on TODO: this should be done by wled, what function to call?
}
}
return;
}
DEBUG_PRINTLN(F("DeepSleep UM: entering deep sleep..."));
powerup = false; // turn leds on in all subsequent bootups (overrides Turn LEDs on after power up/reset' at reboot)
if (!pin_is_valid(wakeupPin)) return;
esp_err_t halerror = ESP_OK;
pinMode(wakeupPin, INPUT); // make sure GPIO is input with pullup/pulldown disabled
esp_sleep_disable_wakeup_source(ESP_SLEEP_WAKEUP_ALL); //disable all wake-up sources (just in case)
uint32_t wakeupAfterSec = 0;
if (presetWake) {
int nextInterval = findNextTimerInterval();
if (nextInterval > 1 && nextInterval < INT_MAX)
wakeupAfterSec = (nextInterval - 1) * 60; // wakeup before next preset
}
if (wakeupAfter > 0) { // user-defined interval
if (wakeupAfterSec == 0 || (uint32_t)wakeupAfter < wakeupAfterSec) {
wakeupAfterSec = wakeupAfter;
}
}
if (wakeupAfterSec > 0) {
esp_sleep_enable_timer_wakeup(wakeupAfterSec * (uint64_t)1e6);
DEBUG_PRINTF("wakeup after %d seconds\n", wakeupAfterSec);
}
#if defined(CONFIG_IDF_TARGET_ESP32C3) // ESP32 C3
gpio_hold_dis((gpio_num_t)wakeupPin); // disable hold and configure pin
if (wakeWhenHigh)
halerror = esp_deep_sleep_enable_gpio_wakeup(1<<wakeupPin, ESP_GPIO_WAKEUP_GPIO_HIGH);
else
halerror = esp_deep_sleep_enable_gpio_wakeup(1<<wakeupPin, ESP_GPIO_WAKEUP_GPIO_LOW);
// note: on C3 calling esp_deep_sleep_enable_gpio_wakeup() automatically enables pullup/pulldown unless we call gpio_hold_en() which overrides that
gpio_pullup_dis((gpio_num_t)wakeupPin); // disable pull resistors by default
gpio_pulldown_dis((gpio_num_t)wakeupPin);
if (!noPull) {
if (wakeWhenHigh) {
gpio_pulldown_en((gpio_num_t)wakeupPin);
} else {
gpio_pullup_en((gpio_num_t)wakeupPin);
}
}
gpio_hold_en((gpio_num_t)wakeupPin); // hold the configured GPIO state during deep sleep, overrides the automatic pullup/pulldown, see note above
#else // ESP32, S2, S3
rtc_gpio_hold_dis((gpio_num_t)wakeupPin); // disable hold so we can (re)configure pin
rtc_gpio_init((gpio_num_t)wakeupPin); // hand the pin over to RTC module
rtc_gpio_set_direction((gpio_num_t)wakeupPin, RTC_GPIO_MODE_INPUT_ONLY);
rtc_gpio_pullup_dis((gpio_num_t)wakeupPin); // disable pull resistors by default
rtc_gpio_pulldown_dis((gpio_num_t)wakeupPin);
if (!noPull) {
if (wakeWhenHigh)
rtc_gpio_pulldown_en((gpio_num_t)wakeupPin);
else
rtc_gpio_pullup_en((gpio_num_t)wakeupPin);
}
if (wakeWhenHigh)
halerror = esp_sleep_enable_ext1_wakeup(1ULL << wakeupPin, ESP_EXT1_WAKEUP_ANY_HIGH); // use ext1 as ext0 does not work with touch wakeup
else
halerror = esp_sleep_enable_ext1_wakeup(1ULL << wakeupPin, ESP_EXT1_WAKEUP_ALL_LOW);
if (enableTouchWakeup) {
#ifdef SOC_TOUCH_VERSION_2 // S2 and S3 use much higher thresholds, see notes in pin_manager
touchSleepWakeUpEnable(touchPin, touchThreshold << 4); // ESP32 S2 & S3: lower threshold = more sensitive
#else
touchSleepWakeUpEnable(touchPin, touchThreshold); // ESP32: use normal threshold (higher = more sensitive)
#endif
}
delay(1); // wait for pins to be ready
rtc_gpio_hold_en((gpio_num_t)wakeupPin); // latch and hold the configured GPIO state during deep sleep
#endif
WiFi.mode(WIFI_OFF); // Completely shut down the Wi-Fi module
if (halerror == ESP_OK) esp_deep_sleep_start(); // go into deep sleep
else DEBUG_PRINTLN(F("sleep failed"));
}
//void connected() {} //unused, this is called every time the WiFi is (re)connected
void addToConfig(JsonObject& root) override
{
JsonObject top = root.createNestedObject(FPSTR(_name));
top[FPSTR(_enabled)] = enabled;
//save these vars persistently whenever settings are saved
top["gpio"] = wakeupPin;
top["wakeWhen"] = wakeWhenHigh;
top["pull"] = noPull;
#ifndef CONFIG_IDF_TARGET_ESP32C3
top["enableTouchWakeup"] = enableTouchWakeup;
top["touchPin"] = touchPin;
#endif
top["presetWake"] = presetWake;
top["wakeAfter"] = wakeupAfter;
top["delaySleep"] = sleepDelay;
}
bool readFromConfig(JsonObject& root) override
{
// default settings values could be set here (or below using the 3-argument getJsonValue()) instead of in the class definition or constructor
// setting them inside readFromConfig() is slightly more robust, handling the rare but plausible use case of single value being missing after boot (e.g. if the cfg.json was manually edited and a value was removed)
JsonObject top = root[FPSTR(_name)];
bool configComplete = !top.isNull();
configComplete &= getJsonValue(top[FPSTR(_enabled)], enabled);
configComplete &= getJsonValue(top["gpio"], wakeupPin, DEEPSLEEP_WAKEUPPIN);
if (!pin_is_valid(wakeupPin)) {
wakeupPin = 0; // set to 0 if invalid
configComplete = false; // Mark config as incomplete if pin is invalid
}
configComplete &= getJsonValue(top["wakeWhen"], wakeWhenHigh, DEEPSLEEP_WAKEWHENHIGH); // default to wake on low
configComplete &= getJsonValue(top["pull"], noPull, DEEPSLEEP_DISABLEPULL); // default to no pullup/pulldown
#ifndef CONFIG_IDF_TARGET_ESP32C3
configComplete &= getJsonValue(top["enableTouchWakeup"], enableTouchWakeup);
configComplete &= getJsonValue(top["touchPin"], touchPin, DEEPSLEEP_WAKEUP_TOUCH_PIN);
#endif
configComplete &= getJsonValue(top["presetWake"], presetWake);
configComplete &= getJsonValue(top["wakeAfter"], wakeupAfter, DEEPSLEEP_WAKEUPINTERVAL);
configComplete &= getJsonValue(top["delaySleep"], sleepDelay, DEEPSLEEP_DELAY);
return configComplete;
}
/*
* appendConfigData() is called when user enters usermod settings page
* it may add additional metadata for certain entry fields (adding drop down is possible)
* be careful not to add too much as oappend() buffer is limited to 3k
*/
void appendConfigData() override
{
// dropdown for wakeupPin
oappend(SET_F("dd=addDropdown('DeepSleep','gpio');"));
for (int pin = 0; pin < 40; pin++) { // possible pins are in range 0-39
if (pin_is_valid(pin)) {
oappend(SET_F("addOption(dd,'"));
oappend(String(pin).c_str());
oappend(SET_F("',"));
oappend(String(pin).c_str());
oappend(SET_F(");"));
}
}
#ifndef CONFIG_IDF_TARGET_ESP32C3
// dropdown for touch wakeupPin
oappend(SET_F("dd=addDropdown('DeepSleep','touchPin');"));
for (int touchchannel = 0; touchchannel < SOC_TOUCH_SENSOR_NUM; touchchannel++) {
if (touch_sensor_channel_io_map[touchchannel] >= 0) {
oappend(SET_F("addOption(dd,'"));
oappend(String(touch_sensor_channel_io_map[touchchannel]).c_str());
oappend(SET_F("',"));
oappend(String(touch_sensor_channel_io_map[touchchannel]).c_str());
oappend(SET_F(");"));
}
}
#endif
oappend(SET_F("dd=addDropdown('DeepSleep','wakeWhen');"));
oappend(SET_F("addOption(dd,'Low',0);"));
oappend(SET_F("addOption(dd,'High',1);"));
oappend(SET_F("addInfo('DeepSleep:pull',1,'','-up/down disable: ');")); // first string is suffix, second string is prefix
oappend(SET_F("addInfo('DeepSleep:wakeAfter',1,'seconds <i>(0 = never)<i>');"));
oappend(SET_F("addInfo('DeepSleep:presetWake',1,'<i>(wake up before next preset timer)<i>');"));
oappend(SET_F("addInfo('DeepSleep:delaySleep',1,'seconds <i>(0 = sleep at powerup)<i>');")); // first string is suffix, second string is prefix
}
/*
* getId() allows you to optionally give your V2 usermod an unique ID (please define it in const.h!).
* This could be used in the future for the system to determine whether your usermod is installed.
*/
uint16_t getId() {
return USERMOD_ID_DEEP_SLEEP;
}
};
// add more strings here to reduce flash memory usage
const char DeepSleepUsermod::_name[] PROGMEM = "DeepSleep";
const char DeepSleepUsermod::_enabled[] PROGMEM = "enabled";
static DeepSleepUsermod deep_sleep;
REGISTER_USERMOD(deep_sleep);