Initial commit: Base Project for Kode Dot (ESP32-S3)

2026-04-03 13:21:23 +02:00
commit a3d9840a92
30 changed files with 59419 additions and 0 deletions
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+#include <Arduino.h>
+#include <lvgl.h>
+#include <kodedot/display_manager.h>
+#include <TCA9555.h>
+#include <kodedot/pin_config.h>
+#include <Adafruit_NeoPixel.h>
+
+// Display manager instance
+DisplayManager display;
+
+// UI labels
+static lv_obj_t *touch_label;
+static lv_obj_t *button_label;
+
+// IO Expander
+static TCA9555 ioexp(IOEXP_I2C_ADDR);
+
+// NeoPixel
+static Adafruit_NeoPixel pixel(NEO_PIXEL_COUNT, NEO_PIXEL_PIN, NEO_GRB + NEO_KHZ800);
+
+// Forward declarations
+void createUserInterface();
+void createFontExamples(lv_obj_t *parent);
+void updateTouchDisplay();
+void updateButtonDisplay();
+
+void setup() {
+    Serial.begin(115200);
+    Serial.println("Starting Base Project with LVGL...");
+
+    // Initialize display subsystem
+    if (!display.init()) {
+        Serial.println("Error: Failed to initialize display");
+        while(1) {
+            delay(1000);
+        }
+    }
+
+    // Create the UI
+    createUserInterface();
+    
+    // Initialize IO Expander (inputs)
+    if (!ioexp.begin(INPUT)) {
+        Serial.println("Warning: IO Expander not connected");
+    }
+
+  // Configure TOP button (GPIO with external pull-up)
+  pinMode(BUTTON_TOP, INPUT);
+
+  // Initialize NeoPixel
+  pixel.begin();
+  pixel.setBrightness(64);
+  pixel.clear();
+  pixel.show();
+
+    Serial.println("System ready!");
+}
+
+void loop() {
+    // Pump display subsystem
+    display.update();
+    
+    // Update touch coordinates on the UI
+    updateTouchDisplay();
+    updateButtonDisplay();
+    
+    delay(5);
+}
+
+/**
+ * @brief Create the main user interface
+ */
+void createUserInterface() {
+    lv_obj_t * scr = lv_scr_act();
+    lv_obj_set_style_bg_color(scr, lv_color_hex(0x111111), 0);
+
+    // Title
+    lv_obj_t * title = lv_label_create(scr);
+    lv_obj_set_style_text_font(title, &lv_font_montserrat_30, 0);
+    lv_label_set_text(title, "Base Project");
+    lv_obj_set_style_text_color(title, lv_color_hex(0xFFFFFF), 0);
+    lv_obj_align(title, LV_ALIGN_TOP_MID, 0, 30);
+
+    // Label for touch coordinates
+    touch_label = lv_label_create(scr);
+    lv_obj_set_style_text_font(touch_label, &lv_font_montserrat_22, 0);
+    lv_label_set_text(touch_label, "Touch: (-, -)");
+    lv_obj_set_style_text_color(touch_label, lv_color_hex(0x00FF00), 0);
+    lv_obj_align(touch_label, LV_ALIGN_CENTER, 0, 0);
+
+    // Label for buttons state (expander)
+    button_label = lv_label_create(scr);
+    lv_obj_set_style_text_font(button_label, &lv_font_montserrat_18, 0);
+    lv_label_set_text(button_label, "Button: none");
+    lv_obj_set_style_text_color(button_label, lv_color_hex(0x66CCFF), 0);
+    lv_obj_align(button_label, LV_ALIGN_BOTTOM_MID, 0, -10);
+
+    // Ejemplos de diferentes fuentes
+    createFontExamples(scr);
+}
+
+/**
+ * @brief Create sample labels using different font sizes
+ */
+void createFontExamples(lv_obj_t *parent) {
+    // Small font
+    lv_obj_t * font_small = lv_label_create(parent);
+    lv_obj_set_style_text_font(font_small, &lv_font_montserrat_14, 0);
+    lv_label_set_text(font_small, "Montserrat 14px");
+    lv_obj_set_style_text_color(font_small, lv_color_hex(0xCCCCCC), 0);
+    lv_obj_align(font_small, LV_ALIGN_BOTTOM_LEFT, 20, -80);
+
+    // Medium font
+    lv_obj_t * font_medium = lv_label_create(parent);
+    lv_obj_set_style_text_font(font_medium, &lv_font_montserrat_18, 0);
+    lv_label_set_text(font_medium, "Montserrat 18px");
+    lv_obj_set_style_text_color(font_medium, lv_color_hex(0xCCCCCC), 0);
+    lv_obj_align(font_medium, LV_ALIGN_BOTTOM_LEFT, 20, -50);
+    
+    // Large font
+    lv_obj_t * font_large = lv_label_create(parent);
+    lv_obj_set_style_text_font(font_large, &lv_font_montserrat_42, 0);
+    lv_label_set_text(font_large, "42");
+    lv_obj_set_style_text_color(font_large, lv_color_hex(0x999999), 0);
+    lv_obj_align(font_large, LV_ALIGN_BOTTOM_RIGHT, -30, -30);
+}
+
+/**
+ * @brief Update the touch coordinates label
+ */
+void updateTouchDisplay() {
+    if (!touch_label) return;
+    
+    int16_t x, y;
+    if (display.getTouchCoordinates(x, y)) {
+        lv_label_set_text_fmt(touch_label, "Touch: (%d, %d)", x, y);
+    }
+}
+
+static inline bool isPressed(uint8_t pinIndex) {
+    // Entradas con pull-up externa: activo en LOW
+    int v = ioexp.read1(pinIndex);
+    return (v != TCA9555_INVALID_READ) && (v == LOW);
+}
+
+static inline bool isGpioPressed(int gpio) {
+  return digitalRead(gpio) == LOW; // activo en LOW por pull-up externa
+}
+
+void updateButtonDisplay() {
+    if (!button_label) return;
+
+    const char* status = "none";
+
+  if (isGpioPressed(BUTTON_TOP)) {
+      status = "BUTTON_TOP";
+  } else if (isPressed(EXPANDER_BUTTON_BOTTOM)) {
+        status = "BUTTON_BOTTOM";
+    } else if (isPressed(EXPANDER_PAD_TOP)) {
+        status = "PAD_TOP";
+    } else if (isPressed(EXPANDER_PAD_BOTTOM)) {
+        status = "PAD_BOTTOM";
+    } else if (isPressed(EXPANDER_PAD_LEFT)) {
+        status = "PAD_LEFT";
+    } else if (isPressed(EXPANDER_PAD_RIGHT)) {
+        status = "PAD_RIGHT";
+    }
+
+    lv_label_set_text_fmt(button_label, "Button: %s", status);
+
+    // Actualizar NeoPixel según botón
+    uint32_t color = pixel.Color(0, 0, 0);
+    if (status == (const char*)"BUTTON_TOP") {
+        color = pixel.Color(255, 0, 0); // rojo
+    } else if (status == (const char*)"BOTON_INFERIOR") {
+        color = pixel.Color(0, 0, 255); // azul
+    } else if (status == (const char*)"PAD_TOP") {
+        color = pixel.Color(255, 255, 0); // amarillo
+    } else if (status == (const char*)"PAD_BOTTOM") {
+        color = pixel.Color(255, 0, 255); // magenta
+    } else if (status == (const char*)"PAD_LEFT") {
+        color = pixel.Color(0, 255, 0); // verde
+    } else if (status == (const char*)"PAD_RIGHT") {
+        color = pixel.Color(0, 255, 255); // cian
+    }
+    pixel.setPixelColor(0, color);
+    pixel.show();
+}