final? tuning

src/app_config.c

@@ -13,15 +13,16 @@
 struct AppConfig app_config;
 
 static const struct AppConfig DEFAULTS = {
-        .circuit_base_time_s = 10, // for a test
-        .circuit_time_percent = {30, 60, 90, 100}, // for a test
+        .circuit_base_time_s = 300, // for a test
+        .circuit_time_percent = {100, 100, 100, 100}, // for a test
+        .scheduler_enable = true,
         .schedules = {
-                {true, 6, 45},
-                {false, 0, 0},
-                {false, 0, 0},
+                {true, 7, 0},
+                {true, 14, 0},
+                {true, 20, 0},
                 {false, 0, 0}
         },
-        .moisture_enable = true,
+        .moisture_enable = false,
         .moisture_dry = 2800,
         .moisture_wet = 1600,
         .moisture_threshold_percent = 70,
@@ -35,13 +36,13 @@ static void load_fallback_config() {
 void appconfig_load()
 {
     uint8_t magic = 0;
-    if (0 != ee_read(APPCONFIG_EE_BASE_ADDR, &magic, 1) || magic != APPCONFIG_VERSION) {
+    if (0 > ee_read(APPCONFIG_EE_BASE_ADDR, &magic, 1) || magic != APPCONFIG_VERSION) {
         printf("Couldn't read EE to check magic!\r\n");
         load_fallback_config();
         return;
     }
 
-    if (0 != ee_read(APPCONFIG_EE_BASE_ADDR, (uint8_t *) &app_config, APPCONFIG_SIZE)) {
+    if (0 > ee_read(APPCONFIG_EE_BASE_ADDR, (uint8_t *) &app_config, APPCONFIG_SIZE)) {
         printf("Couldn't read EE to load config!\r\n");
         load_fallback_config();
     }
@@ -49,11 +50,11 @@ void appconfig_load()
 
 void appconfig_save()
 {
-    printf("PERSISTENCE DISABLED - NOT SAVING\r\n");
-    return; // FIXME - when all GUIs are finished, add persistence
-
+//    printf("PERSISTENCE DISABLED - NOT SAVING\r\n");
+//    return; // FIXME - when all GUIs are finished, add persistence
     // whatever, just write everything
-    if (0 != ee_write(APPCONFIG_EE_BASE_ADDR, (const uint8_t *) &app_config, APPCONFIG_SIZE)) {
+    app_config.magic_version = APPCONFIG_VERSION;
+    if (0 > ee_write(APPCONFIG_EE_BASE_ADDR, (const uint8_t *) &app_config, APPCONFIG_SIZE)) {
         printf("Couldn't write EE!");
     }
 }

src/screens/app_gui.c

@@ -8,33 +8,81 @@
 #include "lcd/lcdbuf.h"
 #include "lcd.h"
 #include "app_config.h"
+#include "app_io.h"
 
 struct State s_app = {};
 
 struct LcdBuffer lcd = {};
 
 /** Schedule paint (the screen func will be called with the PAINT event argument */
-void request_paint() {
+void request_paint()
+{
     s_app.paint_needed = true;
 }
 
 /** Draw the common overlay / HUD (with temperatures and heater status) */
 static void draw_common_overlay();
 
+//stratch string buffer
 char sbuf[100];
 
+void gui_read_moisture() {
+    s_app.moisture_pt = moisture_convert(s_app.moisture_raw = moisture_read());
+}
+
+static void read_time_and_moisture() {
+    rtc_get_time(&s_app.rtc_time); // now is a good time to update timestamp - we could just increment it though
+    gui_read_moisture();
+}
+
 /** Main loop */
 void gui_init()
 {
     switch_screen(screen_home, true);
-    rtc_get_time(&s_app.rtc_time);
+
+    read_time_and_moisture();
 
     LcdBuffer_Init(&lcd, CGROM_A00, CGRAM_CZ);
 }
 
-void gui_loop_iter(GuiEvent message) {
+void gui_loop_iter(GuiEvent message)
+{
     uint32_t tickNow = timestamp_ms();
 
+    // Time program logic - since this runs very often, we are guaranteed not to miss a cycle - unless there is a power outage
+    // exactly in the scheduled watering time
+
+    if (s_app.screen != screen_cyklus && app_config.scheduler_enable) {
+        if (s_app.cycle_time_checking) {
+            if (s_app.rtc_time.hour != s_app.last_cycle_time.hour
+                || s_app.rtc_time.minute != s_app.last_cycle_time.minute) {
+                s_app.cycle_time_checking = false;
+            }
+        } else {
+            for (int i = 0; i < SCHEDULE_COUNT; i++) {
+                if (!app_config.schedules[i].enable) {
+                    continue;
+                }
+
+                if (s_app.rtc_time.hour == app_config.schedules[i].h
+                    && s_app.rtc_time.minute == app_config.schedules[i].m) {
+                    // cycle can preempt all screens
+
+                    // Check if moisture is OK
+                    if (app_config.moisture_enable) {
+                        if (s_app.moisture_pt > app_config.moisture_threshold_percent) {
+                            // watering not needed
+                            break;
+                        }
+                    }
+
+                    switch_screen(screen_cyklus, true);
+                    break;
+                }
+            }
+        }
+    }
+
     // screen auto-close
     if (s_app.screen != screen_home && s_app.screen != screen_cyklus) {
         if ((tickNow - s_app.screen_open_time) >= (MENU_AUTOEXIT_TIME_S * 1000)) {
@@ -45,7 +93,7 @@ void gui_loop_iter(GuiEvent message) {
     // Read RTC every second
     if (tickNow - s_app.last_1s_time >= 1000) {
         s_app.screen(GUI_EVENT_SCREEN_TICK_1S);
-        rtc_get_time(&s_app.rtc_time); // now is a good time to update timestamp - we could just increment it though
+        read_time_and_moisture();
         s_app.last_1s_time = tickNow;
     }
 
@@ -83,7 +131,8 @@ void gui_loop_iter(GuiEvent message) {
 
 /** Switch to a different screen handler.
  * If "init" is true, immediately call it with the init event. */
-void switch_screen(screen_t pScreen, bool init) {
+void switch_screen(screen_t pScreen, bool init)
+{
     if (s_app.screen == pScreen) {
         // already, no op
         return;
@@ -107,11 +156,13 @@ void switch_screen(screen_t pScreen, bool init) {
 }
 
 /** Draw GUI common to all screens */
-static void draw_common_overlay() {
+static void draw_common_overlay()
+{
     // TODO
 }
 
 /** Play input sound effect if this is an input event */
-void input_sound_effect() {
+void input_sound_effect()
+{
     // TODO
 }

src/screens/app_gui.h

@@ -64,8 +64,14 @@ extern int pgm_edit_slot;
 void screen_program_edit(GuiEvent event);
 // XXX other prototypes
 
+void gui_read_moisture();
+
 struct State {
   struct rtc_time rtc_time;
+  uint16_t moisture_raw;
+  uint16_t moisture_pt;
+  struct rtc_time last_cycle_time;
+  bool cycle_time_checking;
 
   /// Repaint was requested from the screen code
   bool paint_needed;
@@ -77,6 +83,7 @@ struct State {
   uint32_t last_100ms_time;
   uint32_t last_1s_time;
 
+
   uint32_t screen_open_time;
 };
 

src/screens/screen_cyklus.c

@@ -11,15 +11,19 @@
 #include "app_io.h"
 #include "app_config.h"
 
+#define MIN_CYCLE_TIME_S 70 // more than 60
+
 static int phase = 0;
 static uint32_t phase_seconds = 0;
 static uint32_t phase_seconds_max = 0;
 
-static void end_cycle() {
+static void end_cycle()
+{
     open_valve(0);
 }
 
-static void start_branch() {
+static void start_branch()
+{
     phase_seconds_max = ((uint32_t) app_config.circuit_base_time_s * (uint32_t) app_config.circuit_time_percent[phase]) / 100;
     open_valve(phase + 1);
 }
@@ -30,6 +34,9 @@ void screen_cyklus(GuiEvent event)
         case GUI_EVENT_SCREEN_INIT:
             phase = 0;
             phase_seconds = 0;
+            s_app.last_cycle_time.hour = s_app.rtc_time.hour;
+            s_app.last_cycle_time.minute = s_app.rtc_time.minute;
+            s_app.cycle_time_checking = true;
             start_branch();
             break;
 
@@ -52,6 +59,7 @@ void screen_cyklus(GuiEvent event)
 
         case GUI_EVENT_PAINT:
             LcdBuffer_Write(&lcd, 0, 0, "==ZÁVLAHOVÝ CYKLUS==");
+            LcdBuffer_Write(&lcd, 3, 0, "🅳 Ukončit");
 
             snprintf(sbuf, sbuf_len, "Okruh %d/%d  %3d/%d s   ", phase + 1, 4, phase_seconds, phase_seconds_max);
             LcdBuffer_Write(&lcd, 1, 0, sbuf);
@@ -60,7 +68,7 @@ void screen_cyklus(GuiEvent event)
 
             char *buf = sbuf;
             for (int i = 0; i < 20; i++) {
-                if ((i*2 + 1) == pieces) {
+                if ((i * 2 + 1) == pieces) {
                     buf += sprintf(buf, "▌");
                 } else if (i * 2 < pieces) {
                     buf += sprintf(buf, "█");
@@ -69,7 +77,6 @@ void screen_cyklus(GuiEvent event)
                 }
             }
             LcdBuffer_Write(&lcd, 2, 0, sbuf);
-            LcdBuffer_Write(&lcd, 3, 0, "🅳 Ukončit");
             break;
 
         case GUI_EVENT_KEY_D:

src/screens/screen_home.c

@@ -12,42 +12,82 @@
 #include "app_io.h"
 #include "app_config.h"
 
-static uint16_t moisture_pt = 0;
-
 void screen_home(GuiEvent event)
 {
     switch (event) {
         case GUI_EVENT_SCREEN_INIT:
             // pass
         case GUI_EVENT_SCREEN_TICK_100MS:
-            moisture_pt = moisture_convert(moisture_read());
+            if (app_config.moisture_enable) {
+                gui_read_moisture();
+            }
             request_paint();
             break;
 
         case GUI_EVENT_PAINT:
-            sprintf(sbuf, " %2d:%02d:%02d    %3d%% 🌢 ",
+
+            if (app_config.moisture_enable) {
+                sprintf(sbuf, " %2d:%02d:%02d    %3d%% 🌢%s",
                         s_app.rtc_time.hour,
                         s_app.rtc_time.minute,
                         s_app.rtc_time.second,
-                    moisture_pt);
+                        s_app.moisture_pt,
+                        s_app.moisture_pt > app_config.moisture_threshold_percent ? "↑" : " "
+                        );
+            } else {
+                sprintf(sbuf, " %2d:%02d:%02d",
+                        s_app.rtc_time.hour,
+                        s_app.rtc_time.minute,
+                        s_app.rtc_time.second);
+            }
 
             LcdBuffer_Write(&lcd, 0, 0, sbuf);
 
-            LcdBuffer_Write(&lcd, 1, 0, "Plán. závlaha 7:15");
-            LcdBuffer_Write(&lcd, 2, 0, "❶Spustit ❷Přeskočit");
-            LcdBuffer_Write(&lcd, 3, 0, "🅰Nastavení");
-            break;
+            // Find the next due schedule
+            if (!app_config.scheduler_enable) {
+                LcdBuffer_Write(&lcd, 1, 0, "Čas. program vypnutý");
+            } else {
+                int found = -1;
+                int first = -1;
+                uint16_t m_now = s_app.rtc_time.hour * 60 + s_app.rtc_time.minute;
+                for (int i = 0; i < SCHEDULE_COUNT; i++) {
+                    if (!app_config.schedules[i].enable) {
+                        continue;
+                    }
 
-        case GUI_EVENT_KEY_1:
-            // TODO
-            switch_screen(screen_cyklus, true); // fake cycle
+                    if (first == -1) {
+                        first = i;
+                    }
+
+                    uint16_t m = app_config.schedules[i].h * 60 + app_config.schedules[i].m;
+                    if (m >= m_now) {
+                        found = i;
                         break;
+                    }
+                }
+
+                if (found == -1) {
+                    found = first;
+                }
+
+                if (found == -1) {
+                    LcdBuffer_Write(&lcd, 1, 0, "Program nenastaven!");
+                } else {
+                    snprintf(sbuf, sbuf_len, "Další závlaha %d:%02d  ",
+                            app_config.schedules[found].h, app_config.schedules[found].m);
+                    LcdBuffer_Write(&lcd, 1, 0, sbuf);
+                }
+            }
 
-        case GUI_EVENT_KEY_2:
-            // TODO
+            LcdBuffer_Write(&lcd, 2, 0, "🅰Spustit cyklus");
+            LcdBuffer_Write(&lcd, 3, 0, "🅱Nastavení");
             break;
 
         case GUI_EVENT_KEY_A:
+            switch_screen(screen_cyklus, true); // fake cycle
+            break;
+
+        case GUI_EVENT_KEY_B:
             switch_screen(screen_settings, true);
             break;
     }

src/screens/screen_moisture_calib.c

@@ -5,8 +5,6 @@
 #include "app_config.h"
 
 static int phase = 0;
-static int tick_counter = 0;
-static uint16_t last_moisture = 0;
 
 static uint16_t sample_dry = 0;
 
@@ -15,15 +13,10 @@ void screen_moisture_calib(GuiEvent event)
     switch (event) {
         case GUI_EVENT_SCREEN_INIT:
             phase = 0;
-            tick_counter = 0;
             // pass through
-        case GUI_EVENT_SCREEN_TICK_10MS:
-            tick_counter++;
-            if (tick_counter == 25) {
+        case GUI_EVENT_SCREEN_TICK_100MS:
+            gui_read_moisture();
             request_paint(); // will read new measurement
-                tick_counter = 0;
-            }
-            last_moisture = moisture_read();
             break;
 
         case GUI_EVENT_PAINT:
@@ -35,7 +28,7 @@ void screen_moisture_calib(GuiEvent event)
                 LcdBuffer_Write(&lcd, 1, 0, "půdy (vlhkost 100%)");
             }
 
-            snprintf(sbuf, sbuf_len, "Vlhkost %4d/4095", last_moisture);
+            snprintf(sbuf, sbuf_len, "Vlhkost %4d/4095", s_app.moisture_raw);
             LcdBuffer_Write(&lcd, 2, 0, sbuf);
 
             LcdBuffer_Write(&lcd, 3, 0, "🅳Zrušit 🅰Potvrdit");
@@ -43,12 +36,12 @@ void screen_moisture_calib(GuiEvent event)
 
         case GUI_EVENT_KEY_A: // Confirm
             if (phase == 0) {
-                sample_dry = last_moisture;
+                sample_dry = s_app.moisture_raw;
                 phase++;
                 LcdBuffer_Clear(&lcd); // make sure there isnt overlap with previous step
             } else {
                 settings_scratch.moisture_dry = sample_dry;
-                settings_scratch.moisture_wet = last_moisture;
+                settings_scratch.moisture_wet = s_app.moisture_raw;
                 switch_screen(screen_settings, false);
             }
             break;

src/screens/screen_program_edit.c

@@ -59,6 +59,12 @@ void screen_program_edit(GuiEvent event)
 
         default:
             if (event >= '0' && event <= '9') {
+                if (!time.enable) {
+                    time.enable = true;
+                    // make sure there is no old content
+                    LcdBuffer_Clear(&lcd);
+                }
+
                 if (cursor == 0) {
                     // it showed the current time, but now we are entering something, so it must be reset!
                     time.h = 0;