working timezone config

ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaCommon.hpp

@@ -1,3 +1,3 @@
 #pragma once
 
-#define SDK_VESRION "2.8.0"
+#define SDK_VESRION "2.9.0"

ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaProOS.cpp

@@ -1,4 +1,5 @@
 #include <ESPMegaProOS.hpp>
+#include "esp_sntp.h"
 
 // Reserve FRAM address 0 - 1000 for ESPMegaPRO Internal Use
 // (34 Bytes) Address 0-33 for Built-in Digital Output Card
@@ -11,6 +12,7 @@
  */
 ESPMegaPRO::ESPMegaPRO()
 {
+
 }
 
 /**
@@ -102,6 +104,13 @@ void ESPMegaPRO::loop()
     if (iotEnabled)
     {
         iot->loop();
+        static int64_t lastNTPUpdate = (esp_timer_get_time() / 1000) - NTP_UPDATE_INTERVAL_MS + NTP_INITIAL_SYNC_DELAY_MS;
+        if ((esp_timer_get_time() / 1000) - lastNTPUpdate > NTP_UPDATE_INTERVAL_MS)
+        {
+            ESP_LOGV("ESPMegaPRO", "Updating time from NTP");
+            lastNTPUpdate = esp_timer_get_time() / 1000;
+            this->updateTimeFromNTP();
+        }
     }
     if (internalDisplayEnabled)
     {
@@ -153,8 +162,15 @@ bool ESPMegaPRO::installCard(uint8_t slot, ExpansionCard *card)
 bool ESPMegaPRO::updateTimeFromNTP()
 {
     struct tm timeinfo;
-    if (getLocalTime(&timeinfo))
+    uint32_t start = esp_timer_get_time() / 1000;
+    time_t now;
+    time(&now);
+    localtime_r(&now, &timeinfo);
+    if (!(timeinfo.tm_year > (2016 - 1900)))
     {
+        ESP_LOGI("ESPMegaPRO", "NTP is not ready yet!");
+        return false;   
+    }
     rtctime_t rtctime = this->getTime();
     if (rtctime.hours != timeinfo.tm_hour || rtctime.minutes != timeinfo.tm_min ||
         rtctime.seconds != timeinfo.tm_sec || rtctime.day != timeinfo.tm_mday ||
@@ -163,9 +179,18 @@ bool ESPMegaPRO::updateTimeFromNTP()
         this->setTime(timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec,
                       timeinfo.tm_mday, timeinfo.tm_mon + 1, timeinfo.tm_year + 1900);
     }
+    ESP_LOGV("ESPMegaPRO", "Time updated from NTP: %s", asctime(&timeinfo));
     return true;
-    }
+}
-    return false;
+
+/**
+ * @brief Sets the timezone for the internal RTC.
+ * 
+ * @note This function takes POSIX timezone strings (e.g. "EST5EDT,M3.2.0,M11.1.0").
+*/
+void ESPMegaPRO::setTimezone(const char* offset)
+{
+    setenv("TZ", offset, 1);
 }
 
 /**
@@ -222,6 +247,10 @@ void ESPMegaPRO::enableIotModule()
     this->iot->bindFRAM(&fram);
     this->iot->intr_begin(cards);
     iotEnabled = true;
+    sntp_setoperatingmode(SNTP_OPMODE_POLL);
+    sntp_setservername(0, this->iot->getMqttConfig()->mqtt_server);
+    sntp_setservername(1, "pool.ntp.org");
+    sntp_init();
 }
 
 /**

ESPMegaPRO-OS-SDK/lib/ESPMegaPRO/ESPMegaProOS.hpp

@@ -24,6 +24,11 @@
 #define PWM_BANK_ADDRESS 0x5F
 #define RTC_ADDRESS 0x68
 
+// Constants
+#define NTP_TIMEOUT_MS 5000
+#define NTP_UPDATE_INTERVAL_MS 60000
+#define NTP_INITIAL_SYNC_DELAY_MS 15000
+
 /**
  * @brief The ESPMegaPRO class is the main class for the ESPMegaPRO library.
  * 
@@ -47,6 +52,7 @@ class ESPMegaPRO {
         void enableIotModule();
         void enableInternalDisplay(HardwareSerial *serial);
         void enableWebServer(uint16_t port);
+        void setTimezone(const char* offset);
         rtctime_t getTime();
         void dumpFRAMtoSerial(uint16_t start, uint16_t end);
         void dumpFRAMtoSerialASCII(uint16_t start, uint16_t end);

ESPMegaPRO-OS-SDK/src/main.cpp

@@ -14,15 +14,16 @@
 
 // #define FRAM_DEBUG
 // #define MQTT_DEBUG
+// #define RTC_DEBUG
 #define WRITE_DEFAULT_NETCONF
 #define CLIMATE_CARD_ENABLE
 #define MQTT_CARD_REGISTER
-#define DISPLAY_ENABLE
+// #define DISPLAY_ENABLE
 #define WEB_SERVER_ENABLE
 #define LCD_OTA_ENABLE
 // #define REMOTE_VARIABLE_ENABLE
 // #define CT_ENABLE
-#define SMART_VARIABLE_ENABLE
+// #define SMART_VARIABLE_ENABLE
 
 // Demo PLC firmware using the ESPMegaPRO OOP library
 
@@ -162,6 +163,7 @@ void setup()
 {
     ESP_LOGI("Initializer", "Starting ESPMegaPRO OOP demo");
     espmega.begin();
+    espmega.setTimezone("UTC-7");
     ESP_LOGI("Initializer", "Enabling IOT module");
     espmega.enableIotModule();
     ESP_LOGI("Initializer", "Enabling Ethernet");
@@ -326,4 +328,13 @@ void loop()
         smartVar.setValue(last_smartvar_state ? "true" : "false");
     }
 #endif
+#ifdef RTC_DEBUG
+    static uint32_t last_time_print = 0;
+    if (millis() - last_time_print >= 1000)
+    {
+        last_time_print = millis();
+        rtctime_t time = espmega.getTime();
+        Serial.printf("Time: %02d:%02d:%02d %02d/%02d/%04d\n", time.hours, time.minutes, time.seconds, time.day, time.month, time.year);
+    }
+#endif
 }