Phase 7: EC11 encoder, life counter views, WS2812B RMT + LEDC buzzer feedback, E2E UI state machine; document build/hardware notes

2026-09-09 18:36:17 +02:00
parent 8a95e1735a
commit 01c24d17b6
14 changed files with 914 additions and 29 deletions
--- a/main/app_state.c
+++ b/main/app_state.c
@@ -0,0 +1,91 @@
+/*
+ * MTG RFID Companion - System state machine
+ */
+
+#include <string.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/semphr.h"
+#include "app_state.h"
+
+static SemaphoreHandle_t s_lock;
+static app_state_t s_view = APP_STATE_SCANNER;
+static int32_t s_life = 20;
+static int32_t s_life_preset = 20;
+
+const char *app_state_name(app_state_t state)
+{
+    switch (state) {
+    case APP_STATE_BOOT: return "BOOT";
+    case APP_STATE_SCANNER: return "SCANNER";
+    case APP_STATE_CARD_VIEW: return "CARD_VIEW";
+    case APP_STATE_LIFE_COUNTER: return "LIFE_COUNTER";
+    case APP_STATE_REGISTRATION: return "REGISTRATION";
+    }
+    return "UNKNOWN";
+}
+
+static void ensure_lock(void)
+{
+    if (s_lock == NULL) {
+        s_lock = xSemaphoreCreateMutex();
+    }
+}
+
+void app_set_life(int32_t life)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    s_life = life;
+    xSemaphoreGive(s_lock);
+}
+
+int32_t app_get_life(void)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    int32_t v = s_life;
+    xSemaphoreGive(s_lock);
+    return v;
+}
+
+void app_set_life_preset(int32_t preset)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    s_life_preset = preset;
+    s_life = preset;
+    xSemaphoreGive(s_lock);
+}
+
+int32_t app_get_life_preset(void)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    int32_t v = s_life_preset;
+    xSemaphoreGive(s_lock);
+    return v;
+}
+
+void app_set_view(app_state_t view)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    s_view = view;
+    xSemaphoreGive(s_lock);
+}
+
+app_state_t app_get_view(void)
+{
+    ensure_lock();
+    xSemaphoreTake(s_lock, portMAX_DELAY);
+    app_state_t v = s_view;
+    xSemaphoreGive(s_lock);
+    return v;
+}
+
+void app_enter_keyed_view(app_state_t view)
+{
+    if (view == APP_STATE_LIFE_COUNTER || view == APP_STATE_CARD_VIEW) {
+        app_set_view(view);
+    }
+}