.vscode/settings.json

@@ -23,7 +23,13 @@
         "string.h": "c",
         "time.h": "c",
         "timers.h": "c",
-        "nvs_flash.h": "c"
+        "nvs_flash.h": "c",
+        "numbers": "c",
+        "array": "c",
+        "string_view": "c",
+        "format": "c",
+        "initializer_list": "c",
+        "span": "c"
     },
     "idf.openOcdConfigs": [
         "board/esp32-wrover-kit-3.3v.cfg"

README.md

@@ -39,7 +39,7 @@ Sntp <|-- Metrics
 
     class Control{
         +taskControl()
-        -timetable
+        -controlTable
         +getControlState()
     }
 

main/control.c

@@ -7,15 +7,31 @@
 #include "safety.h"
 #include "sntp.h"
 
-#define PERIODIC_INTERVAL 1U // run safety checks every 1sec
+#define PERIODIC_INTERVAL 1U // run control loop every 1sec
+
+#define RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY 30.0
+#define RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT 25.0
+#define CHAMPER_TEMPERATURE_TARGET 70.0
 
 static const char *TAG = "smart-oil-heater-control-system-control";
 static eControlState sControlState = CONTROL_STARTING;
+
+static sControlDay aControlTable[] = {
+    {MONDAY, 2U, {{{4, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{22, 0}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {TUESDAY, 2U, {{{4, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{22, 0}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {WEDNESDAY, 2U, {{{4, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{22, 0}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {THURSDAY, 2U, {{{4, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{22, 0}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {FRIDAY, 2U, {{{4, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{23, 0}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {SATURDAY, 2U, {{{6, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{23, 30}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+    {SUNDAY, 2U, {{{6, 45}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_DAY, CHAMPER_TEMPERATURE_TARGET}, {{22, 30}, RETURN_FLOW_TEMPERATURE_LOWER_LIMIT_NIGHT, CHAMPER_TEMPERATURE_TARGET}}},
+};
+
 void taskControl(void *pvParameters);
+eControlWeekday getCurrentWeekday(void);
+sControlTemperatureEntry getCurrentTemperatureEntry(void);
 
 void initControl(void)
 {
-
     BaseType_t taskCreated = xTaskCreate(
         taskControl,   // Function to implement the task
         "taskControl", // Task name
@@ -37,6 +53,7 @@ void initControl(void)
 
 void taskControl(void *pvParameters)
 {
+    bool bHeatingInAction = false;
     while (1)
     {
         vTaskDelay(PERIODIC_INTERVAL * 1000U / portTICK_PERIOD_MS);
@@ -55,10 +72,39 @@ void taskControl(void *pvParameters)
             continue;
         }
 
-        // TODO: control the burner based on timetable
-        setCirculationPumpState(DISABLED);
-        setBurnerState(ENABLED);
-        setSafetyControlState(ENABLED);
+        sControlTemperatureEntry currentControlEntry = getCurrentTemperatureEntry();
+        ESP_LOGI(TAG, "Control Entry Hour: %i Minute: %i ChamberTemp: %lf ReturnFlowTemp: %lf", currentControlEntry.timestamp.hour, currentControlEntry.timestamp.minute, currentControlEntry.fChamberTemperature, currentControlEntry.fReturnFlowTemperature);
+
+        if (getChamberTemperature().fCurrentValue >= currentControlEntry.fChamberTemperature)
+        {
+            bHeatingInAction = false;
+            setCirculationPumpState(ENABLED);
+            setBurnerState(DISABLED);
+            setSafetyControlState(ENABLED);
+        }
+        else
+        {
+            if (bHeatingInAction)
+            {
+                // TODO: Check burner fault signal here
+            }
+        }
+
+        if (bHeatingInAction == false)
+        {
+            if (getReturnFlowTemperature().average60s.fValue <= currentControlEntry.fReturnFlowTemperature)
+            {
+                bHeatingInAction = true;
+                setCirculationPumpState(ENABLED);
+                setBurnerState(ENABLED);
+                setSafetyControlState(ENABLED);
+                sControlState = CONTROL_HEATING;
+            }
+            else
+            {
+                sControlState = CONTROL_RETURN_FLOW_TOO_WARM;
+            }
+        }
     }
 }
 
@@ -66,3 +112,79 @@ eControlState getControlState(void)
 {
     return sControlState;
 }
+
+eControlWeekday getCurrentWeekday(void)
+{
+    time_t now;
+    struct tm *timeinfo;
+
+    // Get the current time
+    time(&now);
+    timeinfo = localtime(&now); // Convert to local time
+
+    // Get the day of the week (0 = Sunday, 1 = Monday, ..., 6 = Saturday)
+    int day = timeinfo->tm_wday;
+
+    // Adjust so that Monday = 0, Sunday = 6
+    if (day == 0)
+    {
+        day = 6; // Sunday becomes 6
+    }
+    else
+    {
+        day -= 1; // Shift other days to make Monday = 0
+    }
+
+    return (eControlWeekday)day;
+}
+
+sControlTemperatureEntry getCurrentTemperatureEntry(void)
+{
+    sControlTemperatureEntry result = aControlTable[0].aTemperatureEntries[0];
+    eControlWeekday currentDay = getCurrentWeekday();
+    time_t now;
+    struct tm timeinfo;
+
+    // Get the current time
+    time(&now);
+    // Convert to local time structure
+    localtime_r(&now, &timeinfo);
+    // Extract hour and minute
+    int hour = timeinfo.tm_hour;  // Hour (0-23)
+    int minute = timeinfo.tm_min; // Minute (0-59)u
+
+    // ESP_LOGI(TAG, "Current Day: %i Hour: %i Minute: %i", currentDay, hour, minute);
+
+    for (int i = 0; i < sizeof(aControlTable) / sizeof(aControlTable[0]); i++)
+    {
+        /// loops through days
+        // ESP_LOGI(TAG, "Day %d: %d", i + 1, aControlTable[i].day);
+        // int numberOfEntries = aControlTable[i].entryCount;
+        // ESP_LOGI(TAG, "Number of entries: %i", numberOfEntries);
+
+        for (int j = 0; j < aControlTable[i].entryCount; j++)
+        {
+            if ((aControlTable[i].day) > currentDay)
+            {
+                // ESP_LOGI(TAG, "DAY Return Control Entry Day: %i Hour: %i Minute: %i ChamberTemp: %lf ReturnFlowTemp: %lf", aControlTable[i].day, aControlTable[i].aTemperatureEntries[j].timestamp.hour, aControlTable[i].aTemperatureEntries[j].timestamp.minute, aControlTable[i].aTemperatureEntries[j].fChamberTemperature, aControlTable[i].aTemperatureEntries[j].fReturnFlowTemperature);
+                return result;
+            }
+
+            if ((aControlTable[i].day == currentDay) && (aControlTable[i].aTemperatureEntries[j].timestamp.hour > hour))
+            {
+                // ESP_LOGI(TAG, "HOUR Return Control Entry Day: %i Hour: %i Minute: %i ChamberTemp: %lf ReturnFlowTemp: %lf", aControlTable[i].day, aControlTable[i].aTemperatureEntries[j].timestamp.hour, aControlTable[i].aTemperatureEntries[j].timestamp.minute, aControlTable[i].aTemperatureEntries[j].fChamberTemperature, aControlTable[i].aTemperatureEntries[j].fReturnFlowTemperature);
+                return result;
+            }
+
+            if ((aControlTable[i].day == currentDay) && (aControlTable[i].aTemperatureEntries[j].timestamp.hour == hour) && (aControlTable[i].aTemperatureEntries[j].timestamp.minute == minute))
+            {
+                // ESP_LOGI(TAG, "MINUTE Return Control Entry Day: %i Hour: %i Minute: %i ChamberTemp: %lf ReturnFlowTemp: %lf", aControlTable[i].day, aControlTable[i].aTemperatureEntries[j].timestamp.hour, aControlTable[i].aTemperatureEntries[j].timestamp.minute, aControlTable[i].aTemperatureEntries[j].fChamberTemperature, aControlTable[i].aTemperatureEntries[j].fReturnFlowTemperature);
+                return result;
+            }
+
+            // ESP_LOGI(TAG, "SET Return Control Entry Day: %i Hour: %i Minute: %i ChamberTemp: %lf ReturnFlowTemp: %lf", aControlTable[i].day, aControlTable[i].aTemperatureEntries[j].timestamp.hour, aControlTable[i].aTemperatureEntries[j].timestamp.minute, aControlTable[i].aTemperatureEntries[j].fChamberTemperature, aControlTable[i].aTemperatureEntries[j].fReturnFlowTemperature);
+            result = aControlTable[i].aTemperatureEntries[j];
+        }
+    }
+    return result;
+}

main/control.h

@@ -1,4 +1,7 @@
 #pragma once
+#include <time.h>
+
+#define MAX_TEMPERATURE_ENTRIES_PER_DAY 24U
 
 typedef enum _ControlState
 {
@@ -10,5 +13,36 @@ typedef enum _ControlState
     CONTROL_FAULT,
 } eControlState;
 
+typedef enum _ControlWeekday
+{
+    MONDAY,
+    TUESDAY,
+    WEDNESDAY,
+    THURSDAY,
+    FRIDAY,
+    SATURDAY,
+    SUNDAY,
+} eControlWeekday;
+
+typedef struct _ControlTimestamp
+{
+    uint8_t hour;
+    uint8_t minute;
+} sControlTimestamp;
+
+typedef struct _ControlTemperatureEntry
+{
+    sControlTimestamp timestamp;
+    float fReturnFlowTemperature;
+    float fChamberTemperature;
+} sControlTemperatureEntry;
+
+typedef struct _ControlDay
+{
+    eControlWeekday day;
+    size_t entryCount; // number of entries for each day
+    sControlTemperatureEntry aTemperatureEntries[MAX_TEMPERATURE_ENTRIES_PER_DAY];
+} sControlDay;
+
 void initControl(void);
-eControlState getControlState(void);
+eControlState getControlState(void);