DigitalInfinity/ESP32-PaxCounter
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added new reset logic; deep sleep fixes

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This commit is contained in:
Verkehrsrot 2019-10-20 20:05:13 +02:00
parent f3b3838e09
commit bc034b1a67
15 changed files with 256 additions and 186 deletions
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3
README.md
View File

@ -351,10 +351,11 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
0x09 reset functions (send this command with confirmed ack only to avoid boot loops!)
0 = restart device
0 = restart device (coldstart)
1 = reset MAC counter to zero
2 = reset device to factory settings
3 = flush send queues
4 = restart device (warmstart)
9 = reboot device to OTA update via Wifi mode
0x0A set LoRaWAN payload send cycle

7
include/globals.h
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@ -51,10 +51,12 @@
enum sendprio_t { prio_low, prio_normal, prio_high };
enum timesource_t { _gps, _rtc, _lora, _unsynced };
enum runmode_t {
RUNMODE_POWERCYCLE = 0,
RUNMODE_NORMAL,
RUNMODE_UPDATE,
RUNMODE_WAKEUP
RUNMODE_WAKEUP,
RUNMODE_UPDATE
};
// Struct holding devices's runtime configuration
@ -125,6 +127,7 @@ extern TaskHandle_t irqHandlerTask, ClockTask;
extern TimerHandle_t WifiChanTimer;
extern Timezone myTZ;
extern time_t userUTCTime;
extern RTC_DATA_ATTR runmode_t RTC_runmode;
// application includes
#include "led.h"

10
include/lorawan.h
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@ -22,7 +22,9 @@
#endif
extern TaskHandle_t lmicTask, lorasendTask;
extern RTC_DATA_ATTR int RTCseqnoUp, RTCseqnoDn;
extern RTC_NOINIT_ATTR u4_t RTCnetid, RTCdevaddr;
extern RTC_NOINIT_ATTR u1_t RTCnwkKey[16], RTCartKey[16];
extern RTC_NOINIT_ATTR int RTCseqnoUp, RTCseqnoDn;
// table of LORAWAN MAC commands
typedef struct {
@ -31,7 +33,7 @@ typedef struct {
const uint8_t params;
} mac_t;
esp_err_t lora_stack_init(bool joined = false);
esp_err_t lora_stack_init(bool do_join);
void lora_setupForNetwork(bool preJoin);
void lmictask(void *pvParameters);
void gen_lora_deveui(uint8_t *pdeveui);
@ -45,8 +47,8 @@ void lora_send(void *pvParameters);
void lora_enqueuedata(MessageBuffer_t *message);
void lora_queuereset(void);
static void IRAM_ATTR myEventCallback(void *pUserData, ev_t ev);
static void IRAM_ATTR myRxCallback(void *pUserData, uint8_t port, const uint8_t *pMsg,
size_t nMsg);
static void IRAM_ATTR myRxCallback(void *pUserData, uint8_t port,
const uint8_t *pMsg, size_t nMsg);
static void IRAM_ATTR myTxCallback(void *pUserData, int fSuccess);
void mac_decode(const uint8_t cmd[], const uint8_t cmdlen, const mac_t table[],
const uint8_t tablesize);

3
include/main.h
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@ -7,7 +7,7 @@
#include <esp_coexist.h> // needed for showing coex sw version
#include "globals.h"
#include "power.h"
#include "reset.h"
#include "i2c.h"
#include "blescan.h"
#include "wifiscan.h"
@ -16,7 +16,6 @@
#include "beacon_array.h"
#include "ota.h"
#include "irqhandler.h"
#include "led.h"
#include "spislave.h"
#if (HAS_LORA)

8
include/power.h
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@ -3,15 +3,12 @@
#include <Arduino.h>
#include <driver/adc.h>
#include <driver/rtc_io.h>
#include <esp_adc_cal.h>
#include "i2c.h"
#define DEFAULT_VREF 1100 // tbd: use adc2_vref_to_gpio() for better estimate
#define NO_OF_SAMPLES 64 // we do some multisampling to get better values
extern RTC_DATA_ATTR runmode_t RTC_runmode;
uint16_t read_voltage(void);
void calibrate_voltage(void);
bool batt_sufficient(void);
@ -19,13 +16,16 @@ void enter_deepsleep(const int wakeup_sec, const gpio_num_t wakeup_gpio);
int64_t exit_deepsleep(void);
#ifdef HAS_PMU
#include <axp20x.h>
enum pmu_power_t { pmu_power_on, pmu_power_off, pmu_power_sleep };
void AXP192_powerevent_IRQ(void);
void AXP192_power(bool on);
void AXP192_power(pmu_power_t powerlevel);
void AXP192_init(void);
void AXP192_showstatus(void);
uint8_t i2c_writeBytes(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len);
uint8_t i2c_readBytes(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len);
#endif // HAS_PMU
#endif

2
include/rcommand.h
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@ -24,6 +24,6 @@ typedef struct {
} cmd_t;
void rcommand(const uint8_t cmd[], const uint8_t cmdlength);
void do_reset();
void do_reset(bool warmstart);
#endif

13
include/reset.h Normal file
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@ -0,0 +1,13 @@
#ifndef _RESET_H
#define _RESET_H
#include <driver/rtc_io.h>
#include <rom/rtc.h>
#include "i2c.h"
void do_reset(bool warmstart);
void do_after_reset(int reason);
void enter_deepsleep(const int wakeup_sec, const gpio_num_t wakeup_gpio);
int64_t exit_deepsleep(void);
#endif // _RESET_H

2
platformio.ini
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@ -43,7 +43,7 @@ description = Paxcounter is a device for metering passenger flows in realtime. I
[common]
; for release_version use max. 10 chars total, use any decimal format like "a.b.c"
release_version = 1.9.64
release_version = 1.9.7
; DEBUG LEVEL: For production run set to 0, otherwise device will leak RAM while running!
; 0=None, 1=Error, 2=Warn, 3=Info, 4=Debug, 5=Verbose
debug_level = 4

15
src/cyclic.cpp
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@ -20,8 +20,15 @@ void doHousekeeping() {
uptime();
// check if update mode trigger switch was set
if (RTC_runmode == RUNMODE_UPDATE)
do_reset();
if (RTC_runmode == RUNMODE_UPDATE) {
// check battery status if we can before doing ota
if (batt_sufficient())
do_reset(true); // warmstart to runmode update
else {
ESP_LOGE(TAG, "Battery voltage %dmV too low for OTA", batt_voltage);
RTC_runmode == RUNMODE_NORMAL; // keep running in normal mode
}
}
// task storage debugging //
ESP_LOGD(TAG, "IRQhandler %d bytes left | Taskstate = %d",
@ -87,7 +94,7 @@ void doHousekeeping() {
get_salt(); // get new salt for salting hashes
if (ESP.getMinFreeHeap() <= MEM_LOW) // check again
do_reset(); // memory leak, reset device
do_reset(true); // memory leak, reset device
}
// check free PSRAM memory
@ -98,7 +105,7 @@ void doHousekeeping() {
get_salt(); // get new salt for salting hashes
if (ESP.getMinFreePsram() <= MEM_LOW) // check again
do_reset(); // memory leak, reset device
do_reset(true); // memory leak, reset device
}
#endif

24
src/lorawan.cpp
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@ -18,9 +18,10 @@ static const char TAG[] = "lora";
#endif
#endif
RTC_DATA_ATTR u4_t RTCnetid, RTCdevaddr;
RTC_DATA_ATTR u1_t RTCnwkKey[16], RTCartKey[16];
RTC_DATA_ATTR int RTCseqnoUp, RTCseqnoDn;
// variable keep its values after restart or wakeup from sleep
RTC_NOINIT_ATTR u4_t RTCnetid, RTCdevaddr;
RTC_NOINIT_ATTR u1_t RTCnwkKey[16], RTCartKey[16];
RTC_NOINIT_ATTR int RTCseqnoUp, RTCseqnoDn;
QueueHandle_t LoraSendQueue;
TaskHandle_t lmicTask = NULL, lorasendTask = NULL;
@ -107,10 +108,6 @@ void lora_setupForNetwork(bool preJoin) {
getSfName(updr2rps(LMIC.datarate)),
getBwName(updr2rps(LMIC.datarate)),
getCrName(updr2rps(LMIC.datarate)));
// store keys and counters in RTC memory
LMIC_getSessionKeys(&RTCnetid, &RTCdevaddr, RTCnwkKey, RTCartKey);
RTCseqnoUp = LMIC.seqnoUp;
RTCseqnoDn = LMIC.seqnoDn;
}
}
@ -295,7 +292,7 @@ void lora_send(void *pvParameters) {
}
}
esp_err_t lora_stack_init(bool joined) {
esp_err_t lora_stack_init(bool do_join) {
assert(SEND_QUEUE_SIZE);
LoraSendQueue = xQueueCreate(SEND_QUEUE_SIZE, sizeof(MessageBuffer_t));
if (LoraSendQueue == 0) {
@ -315,8 +312,10 @@ esp_err_t lora_stack_init(bool joined) {
&lmicTask, // task handle
1); // CPU core
// start join if we did not wakeup from sleep, else continue session
if (!joined) {
// Start join procedure if not already joined,
// lora_setupForNetwork(true) is called by eventhandler when joined
// else continue current session
if (do_join) {
if (!LMIC_startJoining())
ESP_LOGI(TAG, "Already joined");
} else {
@ -324,7 +323,6 @@ esp_err_t lora_stack_init(bool joined) {
LMIC_setSession(RTCnetid, RTCdevaddr, RTCnwkKey, RTCartKey);
LMIC.seqnoUp = RTCseqnoUp;
LMIC.seqnoDn = RTCseqnoDn;
lora_setupForNetwork(true);
}
// start lmic send task
@ -498,8 +496,8 @@ static void myEventCallback(void *pUserData, ev_t ev) {
}
// receive message handler
static void myRxCallback(void *pUserData, uint8_t port,
const uint8_t *pMsg, size_t nMsg) {
static void myRxCallback(void *pUserData, uint8_t port, const uint8_t *pMsg,
size_t nMsg) {
// display type of received data
if (nMsg)

34
src/main.cpp
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@ -129,14 +129,12 @@ void setup() {
esp_log_level_set("*", ESP_LOG_NONE);
#endif
ESP_LOGI(TAG, "Starting Software v%s", PROGVERSION);
do_after_reset(rtc_get_reset_reason(0));
if (RTC_runmode == RUNMODE_WAKEUP)
exit_deepsleep();
else {
// print chip information on startup if in verbose mode
// print chip information on startup if in verbose mode after coldstart
#if (VERBOSE)
if (RTC_runmode == RUNMODE_POWERCYCLE) {
esp_chip_info_t chip_info;
esp_chip_info(&chip_info);
ESP_LOGI(TAG,
@ -175,9 +173,8 @@ void setup() {
#if (HAS_GPS)
ESP_LOGI(TAG, "TinyGPS+ version %s", TinyGPSPlus::libraryVersion());
#endif
#endif // VERBOSE
}
#endif // VERBOSE
// open i2c bus
i2c_init();
@ -200,8 +197,8 @@ void setup() {
#ifdef HAS_DISPLAY
strcat_P(features, " OLED");
DisplayIsOn = cfg.screenon;
init_display(RTC_runmode == RUNMODE_NORMAL ? true
: false); // note: blocking call
// display verbose info only after a coldstart (note: blocking call!)
init_display(RTC_runmode == RUNMODE_POWERCYCLE ? true : false);
#endif
// scan i2c bus for devices
@ -217,7 +214,7 @@ void setup() {
pinMode(BAT_MEASURE_EN, OUTPUT);
#endif
// initialize leds
// initialize leds
#if (HAS_LED != NOT_A_PIN)
pinMode(HAS_LED, OUTPUT);
strcat_P(features, " LED");
@ -270,10 +267,8 @@ void setup() {
#if (USE_OTA)
strcat_P(features, " OTA");
// reboot to firmware update mode if ota trigger switch is set
if (RTC_runmode == RUNMODE_UPDATE) {
RTC_runmode = RUNMODE_NORMAL;
if (RTC_runmode == RUNMODE_UPDATE)
start_ota_update();
}
#endif
// start BLE scan callback if BLE function is enabled in NVRAM configuration
@ -317,7 +312,8 @@ void setup() {
// initialize LoRa
#if (HAS_LORA)
strcat_P(features, " LORA");
assert(lora_stack_init(RTC_runmode == RUNMODE_WAKEUP ? true : false) ==
// kick off join, except we come from sleep
assert(lora_stack_init(RTC_runmode == RUNMODE_WAKEUP ? false : true) ==
ESP_OK);
#endif
@ -349,7 +345,7 @@ void setup() {
strcat_P(features, " LPPPKD");
#endif
// initialize RTC
// initialize RTC
#ifdef HAS_RTC
strcat_P(features, " RTC");
assert(rtc_init());
@ -404,7 +400,7 @@ void setup() {
assert(irqHandlerTask != NULL); // has interrupt handler task started?
ESP_LOGI(TAG, "Starting Timers...");
// display interrupt
// display interrupt
#ifdef HAS_DISPLAY
// https://techtutorialsx.com/2017/10/07/esp32-arduino-timer-interrupts/
// prescaler 80 -> divides 80 MHz CPU freq to 1 MHz, timer 0, count up
@ -414,7 +410,7 @@ void setup() {
timerAlarmEnable(displayIRQ);
#endif
// LED Matrix display interrupt
// LED Matrix display interrupt
#ifdef HAS_MATRIX_DISPLAY
// https://techtutorialsx.com/2017/10/07/esp32-arduino-timer-interrupts/
// prescaler 80 -> divides 80 MHz CPU freq to 1 MHz, timer 3, count up
@ -424,7 +420,7 @@ void setup() {
timerAlarmEnable(matrixDisplayIRQ);
#endif
// initialize button
// initialize button
#ifdef HAS_BUTTON
strcat_P(features, " BTN_");
#ifdef BUTTON_PULLUP

8
src/ota.cpp
View File

@ -40,12 +40,6 @@ inline String getHeaderValue(String header, String headerName) {
void start_ota_update() {
// check battery status if we can before doing ota
if (!batt_sufficient()) {
ESP_LOGE(TAG, "Battery voltage %dmV too low for OTA", batt_voltage);
return;
}
switch_LED(LED_ON);
// init display
@ -105,7 +99,7 @@ end:
ESP_LOGI(TAG, "Rebooting to %s firmware", (ret == 0) ? "new" : "current");
ota_display(5, "**", ""); // mark line rebooting
delay(5000);
ESP.restart();
do_reset(false);
} // start_ota_update

150
src/power.cpp
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@ -5,11 +5,21 @@
// Local logging tag
static const char TAG[] = __FILE__;
RTC_DATA_ATTR int64_t sleep_enter_time;
RTC_DATA_ATTR runmode_t RTC_runmode = RUNMODE_NORMAL;
#ifdef BAT_MEASURE_ADC
esp_adc_cal_characteristics_t *adc_characs =
(esp_adc_cal_characteristics_t *)calloc(
1, sizeof(esp_adc_cal_characteristics_t));
#ifndef BAT_MEASURE_ADC_UNIT // ADC1
static const adc1_channel_t adc_channel = BAT_MEASURE_ADC;
#else // ADC2
static const adc2_channel_t adc_channel = BAT_MEASURE_ADC;
#endif
static const adc_atten_t atten = ADC_ATTEN_DB_11;
static const adc_unit_t unit = ADC_UNIT_1;
#endif // BAT_MEASURE_ADC
#ifdef HAS_PMU
AXP20X_Class pmu;
void AXP192_powerevent_IRQ(void) {
@ -37,16 +47,16 @@ void AXP192_powerevent_IRQ(void) {
if (pmu.isBattTempHighIRQ())
ESP_LOGI(TAG, "Battery low temperature.");
// esp32 sleep mode, can be exited by pressing user button
// short press -> esp32 deep sleep mode, can be exited by pressing user button
#ifdef HAS_BUTTON
if (pmu.isPEKShortPressIRQ() && (RTC_runmode == RUNMODE_NORMAL)) {
enter_deepsleep(0, HAS_BUTTON);
}
#endif
// shutdown power
// long press -> shutdown power, can be exited by another longpress
if (pmu.isPEKLongtPressIRQ()) {
AXP192_power(false); // switch off Lora, GPS, display
AXP192_power(pmu_power_off); // switch off Lora, GPS, display
pmu.shutdown(); // switch off device
}
@ -56,19 +66,31 @@ void AXP192_powerevent_IRQ(void) {
read_voltage();
}
void AXP192_power(bool on) {
if (on) {
void AXP192_power(pmu_power_t powerlevel) {
switch (powerlevel) {
case pmu_power_off:
pmu.setChgLEDMode(AXP20X_LED_OFF);
pmu.setPowerOutPut(AXP192_DCDC1, AXP202_OFF);
pmu.setPowerOutPut(AXP192_LDO3, AXP202_OFF);
pmu.setPowerOutPut(AXP192_LDO2, AXP202_OFF);
//pmu.setPowerOutPut(AXP192_DCDC3, AXP202_OFF);
break;
case pmu_power_sleep:
pmu.setChgLEDMode(AXP20X_LED_BLINK_1HZ);
// we don't cut off DCDC1, because then display blocks i2c bus
pmu.setPowerOutPut(AXP192_LDO3, AXP202_OFF); // gps off
pmu.setPowerOutPut(AXP192_LDO2, AXP202_OFF); // lora off
break;
default: // all rails power on
pmu.setPowerOutPut(AXP192_LDO2, AXP202_ON); // Lora on T-Beam V1.0
pmu.setPowerOutPut(AXP192_LDO3, AXP202_ON); // Gps on T-Beam V1.0
pmu.setPowerOutPut(AXP192_DCDC1, AXP202_ON); // OLED on T-Beam v1.0
pmu.setChgLEDMode(AXP20X_LED_LOW_LEVEL);
// pmu.setChgLEDMode(AXP20X_LED_BLINK_1HZ);
} else {
pmu.setChgLEDMode(AXP20X_LED_OFF);
// we don't cut off power of display, because then display blocks i2c bus
// pmu.setPowerOutPut(AXP192_DCDC1, AXP202_OFF);
pmu.setPowerOutPut(AXP192_LDO3, AXP202_OFF);
pmu.setPowerOutPut(AXP192_LDO2, AXP202_OFF);
break;
}
}
@ -109,7 +131,7 @@ void AXP192_init(void) {
pmu.adc1Enable(AXP202_VBUS_CUR_ADC1, true);
// switch power rails on
AXP192_power(true);
AXP192_power(pmu_power_on);
#ifdef PMU_INT
pinMode(PMU_INT, INPUT_PULLUP);
@ -125,7 +147,7 @@ void AXP192_init(void) {
}
}
// helper functions for mutexing i2c access
// helper functions for mutexing pmu i2c access
uint8_t i2c_readBytes(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len) {
if (I2C_MUTEX_LOCK()) {
@ -176,100 +198,6 @@ uint8_t i2c_writeBytes(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t len) {
#endif // HAS_PMU
#ifdef BAT_MEASURE_ADC
esp_adc_cal_characteristics_t *adc_characs =
(esp_adc_cal_characteristics_t *)calloc(
1, sizeof(esp_adc_cal_characteristics_t));
#ifndef BAT_MEASURE_ADC_UNIT // ADC1
static const adc1_channel_t adc_channel = BAT_MEASURE_ADC;
#else // ADC2
static const adc2_channel_t adc_channel = BAT_MEASURE_ADC;
#endif
static const adc_atten_t atten = ADC_ATTEN_DB_11;
static const adc_unit_t unit = ADC_UNIT_1;
#endif // BAT_MEASURE_ADC
void enter_deepsleep(const int wakeup_sec, const gpio_num_t wakeup_gpio) {
if ((!wakeup_sec) && (!wakeup_gpio) && (RTC_runmode == RUNMODE_NORMAL))
return;
// set up power domains
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_SLOW_MEM, ESP_PD_OPTION_ON);
// set wakeup timer
if (wakeup_sec)
esp_sleep_enable_timer_wakeup(wakeup_sec * 1000000);
// set wakeup gpio
if (wakeup_gpio != NOT_A_PIN) {
rtc_gpio_isolate(wakeup_gpio);
esp_sleep_enable_ext1_wakeup(1ULL << wakeup_gpio, ESP_EXT1_WAKEUP_ALL_LOW);
}
// store LMIC counters and time
RTCseqnoUp = LMIC.seqnoUp;
RTCseqnoDn = LMIC.seqnoDn;
// store sleep enter time
sleep_enter_time = esp_timer_get_time();
// halt interrupts accessing i2c bus
mask_user_IRQ();
// switch off display
#ifdef HAS_DISPLAY
shutdown_display();
#endif
// switch off wifi & ble
#if (BLECOUNTER)
stop_BLEscan();
#endif
// switch off power if has PMU
#ifdef HAS_PMU
AXP192_power(false); // switch off Lora, GPS, display
#endif
// shutdown i2c bus
i2c_deinit();
// enter sleep mode
esp_deep_sleep_start();
}
int64_t exit_deepsleep(void) {
int64_t sleep_time_ms = (esp_timer_get_time() - sleep_enter_time) / 1000;
// switch on power if has PMU
#ifdef HAS_PMU
AXP192_power(true); // power on Lora, GPS, display
#endif
// re-init i2c bus
void i2c_init();
switch (esp_sleep_get_wakeup_cause()) {
case ESP_SLEEP_WAKEUP_EXT1:
case ESP_SLEEP_WAKEUP_TIMER:
RTC_runmode = RUNMODE_WAKEUP;
ESP_LOGI(TAG, "[%0.3f] wake up from deep sleep after %dms", sleep_time_ms);
break;
case ESP_SLEEP_WAKEUP_UNDEFINED:
default:
RTC_runmode = RUNMODE_NORMAL;
}
if (RTC_runmode == RUNMODE_WAKEUP)
return sleep_time_ms;
else
return -1;
}
void calibrate_voltage(void) {
#ifdef BAT_MEASURE_ADC
// configure ADC

21
src/rcommand.cpp
View File

@ -5,21 +5,12 @@
// Local logging tag
static const char TAG[] = __FILE__;
// helper function
void do_reset() {
ESP_LOGI(TAG, "Remote command: restart device");
#if (HAS_LORA)
LMIC_shutdown();
#endif
delay(3000);
esp_restart();
}
// set of functions that can be triggered by remote commands
void set_reset(uint8_t val[]) {
switch (val[0]) {
case 0: // restart device
do_reset();
case 0: // restart device with cold start (clear RTC saved variables)
ESP_LOGI(TAG, "Remote command: restart device cold");
do_reset(false);
break;
case 1: // reset MAC counter
ESP_LOGI(TAG, "Remote command: reset MAC counter");
@ -34,6 +25,10 @@ void set_reset(uint8_t val[]) {
ESP_LOGI(TAG, "Remote command: flush send queue");
flushQueues();
break;
case 4: // restart device with warm start (keep RTC saved variables)
ESP_LOGI(TAG, "Remote command: restart device warm");
do_reset(true);
break;
case 9: // reset and ask for software update via Wifi OTA
ESP_LOGI(TAG, "Remote command: software update via Wifi");
#if (USE_OTA)
@ -346,7 +341,7 @@ static cmd_t table[] = {
{0x03, set_gps, 1, true}, {0x04, set_display, 1, true},
{0x05, set_loradr, 1, true}, {0x06, set_lorapower, 1, true},
{0x07, set_loraadr, 1, true}, {0x08, set_screensaver, 1, true},
{0x09, set_reset, 1, true}, {0x0a, set_sendcycle, 1, true},
{0x09, set_reset, 1, false}, {0x0a, set_sendcycle, 1, true},
{0x0b, set_wifichancycle, 1, true}, {0x0c, set_blescantime, 1, true},
{0x0d, set_vendorfilter, 1, false}, {0x0e, set_blescan, 1, true},
{0x0f, set_wifiant, 1, true}, {0x10, set_rgblum, 1, true},

134
src/reset.cpp Normal file
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@ -0,0 +1,134 @@
// Basic Config
#include "globals.h"
#include "reset.h"
// Local logging tag
static const char TAG[] = __FILE__;
// variable keep its values after wakeup from sleep
RTC_DATA_ATTR int64_t sleep_enter_time;
// variable keep its values after restart or wakeup from sleep
RTC_NOINIT_ATTR runmode_t RTC_runmode;
void do_reset(bool warmstart) {
if (warmstart) {
// store LMIC keys and counters in RTC memory
#if (HAS_LORA)
LMIC_getSessionKeys(&RTCnetid, &RTCdevaddr, RTCnwkKey, RTCartKey);
RTCseqnoUp = LMIC.seqnoUp;
RTCseqnoDn = LMIC.seqnoDn;
#endif
ESP_LOGI(TAG, "restarting device (warmstart), keeping runmode %d",
RTC_runmode);
} else {
#if (HAS_LORA)
if (RTC_runmode == RUNMODE_NORMAL)
LMIC_shutdown();
#endif
RTC_runmode = RUNMODE_POWERCYCLE;
ESP_LOGI(TAG, "restarting device (coldstart), set runmode %d", RTC_runmode);
}
esp_restart();
}
void do_after_reset(int reason) {
switch (reason) {
case POWERON_RESET: // 0x01 Vbat power on reset
case RTCWDT_BROWN_OUT_RESET: // 0x0f Reset when the vdd voltage is not
// stable
RTC_runmode = RUNMODE_POWERCYCLE;
break;
case DEEPSLEEP_RESET: // 0x05 Deep Sleep reset digital core
RTC_runmode = RUNMODE_WAKEUP;
exit_deepsleep();
break;
case SW_RESET: // 0x03 Software reset digital core
case OWDT_RESET: // 0x04 Legacy watch dog reset digital core
case SDIO_RESET: // 0x06 Reset by SLC module, reset digital core
case TG0WDT_SYS_RESET: // 0x07 Timer Group0 Watch dog reset digital core
case TG1WDT_SYS_RESET: // 0x08 Timer Group1 Watch dog reset digital core
case RTCWDT_SYS_RESET: // 0x09 RTC Watch dog Reset digital core
case INTRUSION_RESET: // 0x0a Instrusion tested to reset CPU
case TGWDT_CPU_RESET: // 0x0b Time Group reset CPU
case SW_CPU_RESET: // 0x0c Software reset CPU
case RTCWDT_CPU_RESET: // 0x0d RTC Watch dog Reset CPU
case EXT_CPU_RESET: // 0x0e for APP CPU, reseted by PRO CPU
case RTCWDT_RTC_RESET: // 0x10 RTC Watch dog reset digital core and rtc mode
default:
break;
}
ESP_LOGI(TAG, "Starting Software v%s, runmode %d", PROGVERSION, RTC_runmode);
}
void enter_deepsleep(const int wakeup_sec, const gpio_num_t wakeup_gpio) {
if ((!wakeup_sec) && (!wakeup_gpio) && (RTC_runmode == RUNMODE_NORMAL))
return;
// set up power domains
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_SLOW_MEM, ESP_PD_OPTION_ON);
// set wakeup timer
if (wakeup_sec)
esp_sleep_enable_timer_wakeup(wakeup_sec * 1000000);
// set wakeup gpio
if (wakeup_gpio != NOT_A_PIN) {
rtc_gpio_isolate(wakeup_gpio);
esp_sleep_enable_ext1_wakeup(1ULL << wakeup_gpio, ESP_EXT1_WAKEUP_ALL_LOW);
}
// store sleep enter time
sleep_enter_time = esp_timer_get_time();
// store LMIC keys and counters in RTC memory
#if (HAS_LORA)
LMIC_getSessionKeys(&RTCnetid, &RTCdevaddr, RTCnwkKey, RTCartKey);
RTCseqnoUp = LMIC.seqnoUp;
RTCseqnoDn = LMIC.seqnoDn;
#endif
// halt interrupts accessing i2c bus
mask_user_IRQ();
// switch off display
#ifdef HAS_DISPLAY
shutdown_display();
#endif
// switch off wifi & ble
#if (BLECOUNTER)
stop_BLEscan();
#endif
// reduce power if has PMU
#ifdef HAS_PMU
AXP192_power(pmu_power_sleep);
#endif
// shutdown i2c bus
i2c_deinit();
// enter sleep mode
esp_deep_sleep_start();
}
int64_t exit_deepsleep(void) {
int64_t sleep_time_ms = (esp_timer_get_time() - sleep_enter_time) / 1000;
// re-init i2c bus
void i2c_init();
// switch on power if has PMU
#ifdef HAS_PMU
AXP192_power(pmu_power_on); // power on Lora, GPS, display
#endif
return sleep_time_ms;
}