move files into firmware folder

Signed-off-by: Peter Siegmund <developer@mars3142.org>

firmware/.clang-format

@@ -0,0 +1,2 @@
+---
+BasedOnStyle: Microsoft

firmware/.clangd

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+CompileFlags:
+    Add: 
+        - -Wno-unknown-warning-option
+        - -Wno-format
+    Remove: 
+        - -mword-relocations
+
+Diagnostics:
+    ClangTidy:
+        FastCheckFilter: None
+
+---
+
+If:
+    PathMatch: .*\.h
+Diagnostics:
+    UnusedIncludes: None

firmware/.gitignore

@@ -0,0 +1,7 @@
+build/**
+managed_components/**
+sdkconfig
+sdkconfig.old
+.vscode/settings.json
+.espidf.*.json
+*.svd

firmware/.vscode/c_cpp_properties.json

@@ -0,0 +1,23 @@
+{
+  "configurations": [
+    {
+      "name": "ESP-IDF",
+      "compilerPath": "${config:idf.toolsPath}/tools/xtensa-esp-elf/esp-14.2.0_20241119/xtensa-esp-elf/bin/xtensa-esp32s3-elf-gcc",
+      "compileCommands": "${config:idf.buildPath}/compile_commands.json",
+      "includePath": [
+        "${config:idf.espIdfPath}/components/**",
+        "${config:idf.espIdfPathWin}/components/**",
+        "${workspaceFolder}/**"
+      ],
+      "browse": {
+        "path": [
+          "${config:idf.espIdfPath}/components",
+          "${config:idf.espIdfPathWin}/components",
+          "${workspaceFolder}"
+        ],
+        "limitSymbolsToIncludedHeaders": true
+      }
+    }
+  ],
+  "version": 4
+}

firmware/.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "gdbtarget",
+      "request": "attach",
+      "name": "Eclipse CDT GDB Adapter"
+    },
+    {
+      "type": "espidf",
+      "name": "Launch",
+      "request": "launch"
+    }
+  ]
+}

firmware/CMakeLists.txt

@@ -0,0 +1,6 @@
+# The following five lines of boilerplate have to be in your project's
+# CMakeLists in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(miniature_town)

firmware/README.md

@@ -0,0 +1,6 @@
+| Supported Targets | ESP32 | ESP32-C3 | ESP32-S3 |
+| ----------------- | ----- | -------- | -------- |
+
+# Miniature Town
+
+You can find more about it on [my wiki](https://wiki.mars3142.dev/project/maerklin/warnemuende/miniature_town/start).

firmware/bootloader_components/my_boot_hooks/CMakeLists.txt

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+idf_component_register(SRCS "hooks.c"
+                    INCLUDE_DIRS "include"
+)

firmware/bootloader_components/my_boot_hooks/hooks.c

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+#include "hooks.h"
+
+#include "esp_log.h"
+
+const static char *TAG = "booloader_hook";
+
+/* Function used to tell the linker to include this file
+ * with all its symbols.
+ */
+void bootloader_hooks_include(void)
+{
+}
+
+void bootloader_before_init(void)
+{
+    /* Keep in my mind that a lot of functions cannot be called from here
+     * as system initialization has not been performed yet, including
+     * BSS, SPI flash, or memory protection. */
+    ESP_LOGI(TAG, "This hook is called BEFORE bootloader initialization");
+}
+
+void bootloader_after_init(void)
+{
+    ESP_LOGI(TAG, "This hook is called AFTER bootloader initialization");
+}

firmware/bootloader_components/my_boot_hooks/include/hooks.h

@@ -0,0 +1 @@
+#pragma once

firmware/components/led_matrix/CMakeLists.txt

@@ -0,0 +1,5 @@
+idf_component_register(SRCS "led_matrix.c"
+                    INCLUDE_DIRS "include"
+                    PRIV_REQUIRES
+                        led_strip
+)

firmware/components/led_matrix/idf_component.yml

@@ -0,0 +1,17 @@
+## IDF Component Manager Manifest File
+dependencies:
+  ## Required IDF version
+  idf:
+    version: '>=4.1.0'
+  # # Put list of dependencies here
+  # # For components maintained by Espressif:
+  # component: "~1.0.0"
+  # # For 3rd party components:
+  # username/component: ">=1.0.0,<2.0.0"
+  # username2/component2:
+  #   version: "~1.0.0"
+  #   # For transient dependencies `public` flag can be set.
+  #   # `public` flag doesn't have an effect dependencies of the `main` component.
+  #   # All dependencies of `main` are public by default.
+  #   public: true
+  espressif/led_strip: '~3.0.0'

firmware/components/led_matrix/include/led_matrix.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <stdint.h>
+
+void led_matrix_init(void *args);
+uint32_t led_matrix_get_size();
+void led_matrix_set_pixel(uint32_t index, uint8_t red, uint8_t green, uint8_t blue);

firmware/components/led_matrix/led_matrix.c

@@ -0,0 +1,67 @@
+#include "led_matrix.h"
+
+#include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "led_strip.h"
+#include "sdkconfig.h"
+
+typedef struct
+{
+    led_strip_handle_t led_strip;
+    uint32_t size;
+} led_matrix_t;
+
+led_matrix_t led_matrix;
+
+static void led_strip_init(uint8_t gpio_pin, uint32_t size)
+{
+    led_matrix.size = size;
+
+    led_strip_config_t strip_config = {.strip_gpio_num = gpio_pin,
+                                       .max_leds = size,
+                                       .led_model = LED_MODEL_WS2812,
+                                       .color_component_format = LED_STRIP_COLOR_COMPONENT_FMT_RGB,
+                                       .flags = {
+                                           .invert_out = false,
+                                       }};
+
+    led_strip_rmt_config_t rmt_config = {.clk_src = RMT_CLK_SRC_DEFAULT,
+                                         .resolution_hz = 0,
+                                         .mem_block_symbols = 0,
+                                         .flags = {
+                                             .with_dma = true,
+                                         }};
+
+    ESP_ERROR_CHECK(led_strip_new_rmt_device(&strip_config, &rmt_config, &led_matrix.led_strip));
+}
+
+uint32_t led_matrix_get_size()
+{
+    return led_matrix.size;
+}
+
+void led_matrix_set_pixel(uint32_t index, uint8_t red, uint8_t green, uint8_t blue)
+{
+    led_strip_set_pixel(led_matrix.led_strip, index, red, green, blue);
+}
+
+void led_matrix_init(void *args)
+{
+    ESP_LOGI(pcTaskGetName(NULL), "Calling led_matrix_init()");
+
+    led_strip_init(CONFIG_WLED_DIN_PIN, CONFIG_WLED_LED_COUNT);
+    int value = 0;
+    for (int i = 0; i < led_matrix.size; i++)
+    {
+        led_matrix_set_pixel(i, 0, value, 0);
+    }
+
+    while (true)
+    {
+        led_strip_refresh(led_matrix.led_strip);
+        vTaskDelay(pdMS_TO_TICKS(100));
+    }
+
+    ESP_LOGI(pcTaskGetName(NULL), "Exiting led_matrix_init()");
+    vTaskDelete(NULL);
+}

firmware/components/persistence/CMakeLists.txt

@@ -0,0 +1,5 @@
+idf_component_register(SRCS "persistence.c"
+                    INCLUDE_DIRS "include"
+                    PRIV_REQUIRES
+                        nvs_flash
+)

firmware/components/persistence/include/persistence.h

@@ -0,0 +1,12 @@
+#pragma once
+
+typedef enum
+{
+    VALUE_TYPE_STRING,
+    VALUE_TYPE_INT32,
+} persistence_value_type_t;
+
+void persistence_init(const char *namespace_name);
+void persistence_save(persistence_value_type_t value_type, const char *key, const void *value);
+void *persistence_load(persistence_value_type_t value_type, const char *key, void *out);
+void persistence_deinit();

firmware/components/persistence/persistence.c

@@ -0,0 +1,114 @@
+#include "persistence.h"
+#include "esp_err.h"
+#include "esp_log.h"
+#include "esp_mac.h"
+#include "nvs_flash.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/semphr.h"
+
+static const char *TAG = "persistence";
+
+static nvs_handle_t persistence_handle;
+static SemaphoreHandle_t persistence_mutex;
+
+void persistence_init(const char *namespace_name)
+{
+    esp_err_t ret = nvs_flash_init();
+    if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND)
+    {
+        ESP_ERROR_CHECK(nvs_flash_erase());
+        ret = nvs_flash_init();
+    }
+    ESP_ERROR_CHECK(ret);
+
+    ESP_ERROR_CHECK(nvs_open(namespace_name, NVS_READWRITE, &persistence_handle));
+
+    persistence_mutex = xSemaphoreCreateMutex();
+    if (persistence_mutex == NULL)
+    {
+        ESP_LOGE(TAG, "Failed to create mutex");
+    }
+}
+
+void persistence_save(persistence_value_type_t value_type, const char *key, const void *value)
+{
+    if (persistence_mutex != NULL)
+    {
+        if (xSemaphoreTake(persistence_mutex, portMAX_DELAY) == pdTRUE)
+        {
+            esp_err_t err = ESP_ERR_INVALID_ARG;
+
+            switch (value_type)
+            {
+            case VALUE_TYPE_STRING:
+                err = nvs_set_str(persistence_handle, key, (char *)value);
+                break;
+
+            case VALUE_TYPE_INT32:
+                err = nvs_set_i32(persistence_handle, key, *(int32_t *)value);
+                break;
+
+            default:
+                ESP_LOGE(TAG, "Unsupported value type");
+                break;
+            }
+
+            if (err == ESP_OK)
+            {
+                ESP_ERROR_CHECK(nvs_commit(persistence_handle));
+            }
+            else
+            {
+                ESP_LOGE(TAG, "Error saving key %s: %s", key, esp_err_to_name(err));
+            }
+
+            xSemaphoreGive(persistence_mutex);
+        }
+    }
+}
+
+void *persistence_load(persistence_value_type_t value_type, const char *key, void *out)
+{
+    if (persistence_mutex != NULL)
+    {
+        if (xSemaphoreTake(persistence_mutex, portMAX_DELAY) == pdTRUE)
+        {
+            esp_err_t err = ESP_ERR_INVALID_ARG;
+
+            switch (value_type)
+            {
+            case VALUE_TYPE_STRING:
+                err = nvs_get_str(persistence_handle, key, (char *)out, NULL);
+                break;
+
+            case VALUE_TYPE_INT32:
+                err = nvs_get_i32(persistence_handle, key, (int32_t *)out);
+                break;
+
+            default:
+                ESP_LOGE(TAG, "Unsupported value type");
+                break;
+            }
+
+            if (err != ESP_OK)
+            {
+                ESP_LOGE(TAG, "Error loading key %s: %s", key, esp_err_to_name(err));
+            }
+
+            xSemaphoreGive(persistence_mutex);
+        }
+    }
+
+    return out;
+}
+
+void persistence_deinit()
+{
+    if (persistence_mutex != NULL)
+    {
+        vSemaphoreDelete(persistence_mutex);
+        persistence_mutex = NULL;
+    }
+
+    nvs_close(persistence_handle);
+}

firmware/components/remote_control/CMakeLists.txt

@@ -0,0 +1,12 @@
+idf_component_register(SRCS 
+                        "capability_service.c"
+                        "device_service.c"
+                        "led_service.c"
+                        "remote_control.c"
+                    INCLUDE_DIRS "include"
+                    PRIV_REQUIRES
+                        bt
+                        esp_app_format
+                        storage
+                        led_matrix
+)

firmware/components/remote_control/capability_service.c

@@ -0,0 +1,156 @@
+#include "capability_service.h"
+#include "esp_log.h"
+#include "storage.h"
+#include <string.h>
+#include <stdlib.h>           // For malloc, free
+#include "host/ble_hs.h"      // For ble_hs_mbuf_from_flat, ble_att_mtu
+#include "host/ble_uuid.h"    // For BLE_ATT_MTU_DFLT (often included via ble_hs.h)
+#include "nimble/nimble_port.h" // For os_mbuf related functions
+
+static const char *TAG_CS = "capability_service";
+
+#define CAPA_READ_CHUNK_SIZE 200 // Maximale Bytes pro Lesevorgang aus dem Storage
+
+int capa_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    esp_err_t storage_status = storage_init();
+    if (storage_status != ESP_OK)
+    {
+        ESP_LOGE(TAG_CS, "Failed to initialize storage: %s", esp_err_to_name(storage_status));
+        const char *err_msg = "Error: Storage init failed";
+        os_mbuf_append(ctxt->om, err_msg, strlen(err_msg));
+        // storage_uninit() sollte hier nicht aufgerufen werden, da die Initialisierung fehlschlug.
+        return 0;
+    }
+
+    char *content = "";
+    os_mbuf_append(ctxt->om, content, strlen(content));
+    const char *filename = "/storage/capability.json"; // Die zu lesende Datei
+    char read_buffer[CAPA_READ_CHUNK_SIZE];
+    ssize_t bytes_read;
+    int os_err;
+
+    ESP_LOGI(TAG_CS, "Reading capabilities from %s", filename);
+
+    // Schleife, um die Datei in Chunks zu lesen und an den mbuf anzuhängen
+    while ((bytes_read = storage_read(filename, read_buffer, sizeof(read_buffer))) > 0)
+    {
+        ESP_LOGD(TAG_CS, "Read %zd bytes from storage", bytes_read);
+        // Den gelesenen Chunk an den BLE-Antwortpuffer anhängen
+        os_err = os_mbuf_append(ctxt->om, read_buffer, bytes_read);
+        if (os_err != 0)
+        {
+            ESP_LOGE(TAG_CS, "Failed to append to mbuf (error %d). May be out of space.", os_err);
+            // Der mbuf könnte voll sein. Stoppe das Anhängen.
+            // Bereits angehängte Daten werden gesendet.
+            break;
+        }
+    }
+
+    // Fehlerbehandlung oder EOF
+    if (bytes_read < 0)
+    {
+        ESP_LOGE(TAG_CS, "Error reading from storage (file: %s, error_code: %zd)", filename, bytes_read);
+        // Wenn noch nichts angehängt wurde, sende eine Fehlermeldung.
+        if (ctxt->om->om_len == 0)
+        {
+            const char *err_msg = "Error: Failed to read capability data";
+            // Hier könnten spezifischere Fehlermeldungen basierend auf bytes_read eingefügt werden
+            os_mbuf_append(ctxt->om, err_msg, strlen(err_msg));
+        }
+    }
+    else
+    { // bytes_read == 0, bedeutet EOF (Ende der Datei)
+        ESP_LOGI(TAG_CS, "Successfully read and appended all data from %s to mbuf.", filename);
+    }
+
+    storage_uninit();
+    return 0;
+}
+
+int capa_char_1979_user_desc(uint16_t con_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    const char *desc = "Capabilities of the device";
+    os_mbuf_append(ctxt->om, desc, strlen(desc));
+    return 0;
+}
+
+void capa_notify_data(uint16_t conn_handle, uint16_t char_val_handle)
+{
+    esp_err_t storage_status = storage_init();
+    if (storage_status != ESP_OK)
+    {
+        ESP_LOGE(TAG_CS, "Notify: Failed to initialize storage: %s", esp_err_to_name(storage_status));
+        return;
+    }
+
+    const char *filename = "/storage/capability.json";
+
+    uint16_t mtu = ble_att_mtu(conn_handle);
+    if (mtu == 0) { // Should not happen for an active connection, fallback
+        ESP_LOGW(TAG_CS, "Notify: ble_att_mtu returned 0, using default MTU %d.", BLE_ATT_MTU_DFLT);
+        mtu = BLE_ATT_MTU_DFLT;
+    }
+
+    // Max payload for notification is MTU - 3 (1 byte opcode for Notification, 2 bytes attribute handle)
+    size_t notify_chunk_size = (mtu > 3) ? (mtu - 3) : (BLE_ATT_MTU_DFLT - 3); // Ensure mtu > 3
+
+    // Further cap by CAPA_READ_CHUNK_SIZE if it's smaller and meant as an upper limit for any single read op
+    if (notify_chunk_size > CAPA_READ_CHUNK_SIZE) {
+        notify_chunk_size = CAPA_READ_CHUNK_SIZE;
+    }
+
+    if (notify_chunk_size == 0) { // Safety check
+        ESP_LOGE(TAG_CS, "Notify: Calculated notify_chunk_size is 0. Aborting.");
+        storage_uninit();
+        return;
+    }
+
+    char *read_buffer = malloc(notify_chunk_size);
+    if (!read_buffer)
+    {
+        ESP_LOGE(TAG_CS, "Notify: Failed to allocate read_buffer (%zu bytes)", notify_chunk_size);
+        storage_uninit();
+        return;
+    }
+
+    ESP_LOGI(TAG_CS, "Notify: Reading capabilities from %s to notify conn %u, attr %u (chunk size %zu, MTU %u)",
+             filename, conn_handle, char_val_handle, notify_chunk_size, mtu);
+
+    FILE *fp = fopen(filename, "r");
+    if (!fp)
+    {
+        ESP_LOGE(TAG_CS, "Notify: Failed to open %s for reading.", filename);
+        free(read_buffer);
+        storage_uninit();
+        return;
+    }
+
+    ssize_t bytes_read;
+    while ((bytes_read = fread(read_buffer, 1, notify_chunk_size, fp)) > 0)
+    {
+        ESP_LOGD(TAG_CS, "Notify: Read %zd bytes from storage for notification", bytes_read);
+
+        struct os_mbuf *om = ble_hs_mbuf_from_flat(read_buffer, bytes_read);
+        if (!om) {
+            ESP_LOGE(TAG_CS, "Notify: Failed to allocate mbuf for notification. Stopping.");
+            break; // Stop sending if mbuf allocation fails
+        }
+
+        int rc = ble_gatts_notify_custom(conn_handle, char_val_handle, om);
+        if (rc != 0) {
+            ESP_LOGE(TAG_CS, "Notify: Error sending notification (rc=%d). Stopping.", rc);
+            // ble_gatts_notify_custom frees 'om' on success or if it takes ownership even on some errors.
+            // If it returns an error where 'om' is not freed, we might need os_mbuf_free_chain(om);
+            // For now, assume NimBLE handles 'om' correctly in error cases like BLE_HS_ENOMEM.
+            break; // Stop if notification fails
+        }
+        ESP_LOGD(TAG_CS, "Notify: Sent %zd bytes successfully.", bytes_read);
+    }
+
+    if (ferror(fp)) { ESP_LOGE(TAG_CS, "Notify: File read error from %s.", filename); }
+    fclose(fp);
+    free(read_buffer);
+    storage_uninit();
+    ESP_LOGI(TAG_CS, "Notify: Finished sending capability data for conn %u.", conn_handle);
+}

firmware/components/remote_control/device_service.c

@@ -0,0 +1,29 @@
+#include "include/device_service.h"
+#include "esp_app_desc.h"
+#include <stdio.h>
+#include <string.h>
+
+int ds_model_number_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    char model_number_str[65];
+    const esp_app_desc_t *app_desc = esp_app_get_description();
+
+    if (app_desc->project_name[0] != '\0' && app_desc->version[0] != '\0')
+    {
+        snprintf(model_number_str, sizeof(model_number_str), "%s v%s", app_desc->project_name, app_desc->version);
+    }
+    else
+    {
+        snprintf(model_number_str, sizeof(model_number_str), "undefined");
+    }
+
+    os_mbuf_append(ctxt->om, model_number_str, strlen(model_number_str));
+    return 0;
+}
+
+int ds_manufacturer_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    char *manufacturer = "mars3142";
+    os_mbuf_append(ctxt->om, manufacturer, strlen(manufacturer));
+    return 0;
+}

firmware/components/remote_control/include/capability_service.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include "host/ble_hs.h"
+#include <stdio.h>
+
+/// Service Characteristics Callback
+int capa_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);
+void capa_notify_data(uint16_t conn_handle, uint16_t char_val_handle);
+
+/// Service Characteristics User Description
+int capa_char_1979_user_desc(uint16_t con_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);

firmware/components/remote_control/include/device_service.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include "host/ble_hs.h"
+#include <stdio.h>
+
+int ds_model_number_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);
+int ds_manufacturer_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);

firmware/components/remote_control/include/led_service.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include "host/ble_hs.h"
+#include <stdio.h>
+
+/// LED Service Characteristic Callbacks
+int ls_write(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);
+int ls_capabilities_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);
+
+/// LED Service Characteristic User Description
+int ls_char_a000_user_desc(uint16_t con_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);
+int ls_char_dead_user_desc(uint16_t con_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg);

firmware/components/remote_control/include/remote_control.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void ble_init(void);

firmware/components/remote_control/led_service.c

@@ -0,0 +1,77 @@
+#include "include/led_service.h"
+
+#include "led_matrix.h"
+
+static const char *TAG = "led_service";
+
+/// Capabilities of Device
+int ls_capabilities_read(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    char *data = "To be implemented later";
+    os_mbuf_append(ctxt->om, data, strlen(data));
+    return 0;
+}
+
+// Write data to ESP32 defined as server
+int ls_write(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    const char *received_payload = (const char *)ctxt->om->om_data;
+    uint16_t payload_len = ctxt->om->om_len;
+
+    // Define command strings
+    const char CMD_LIGHT_ON[] = "LIGHT ON";
+    const char CMD_LIGHT_OFF[] = "LIGHT OFF";
+    const char CMD_FAN_ON[] = "FAN ON";
+    const char CMD_FAN_OFF[] = "FAN OFF";
+
+    if (payload_len == (sizeof(CMD_LIGHT_ON) - 1) && strncmp(received_payload, CMD_LIGHT_ON, payload_len) == 0)
+    {
+        ESP_LOGI(TAG, "LIGHT ON");
+        for (int i = 0; i < led_matrix_get_size(); i++)
+        {
+            led_matrix_set_pixel(i, 10, 10, 0);
+        }
+    }
+    else if (payload_len == (sizeof(CMD_LIGHT_OFF) - 1) && strncmp(received_payload, CMD_LIGHT_OFF, payload_len) == 0)
+    {
+        ESP_LOGI(TAG, "LIGHT OFF");
+        for (int i = 0; i < led_matrix_get_size(); i++)
+        {
+            led_matrix_set_pixel(i, 0, 0, 0);
+        }
+    }
+    else if (payload_len == (sizeof(CMD_FAN_ON) - 1) && strncmp(received_payload, CMD_FAN_ON, payload_len) == 0)
+    {
+        ESP_LOGI(TAG, "FAN ON");
+        // TODO: Implement action for FAN ON
+    }
+    else if (payload_len == (sizeof(CMD_FAN_OFF) - 1) && strncmp(received_payload, CMD_FAN_OFF, payload_len) == 0)
+    {
+        ESP_LOGI(TAG, "FAN OFF");
+        // TODO: Implement action for FAN OFF
+    }
+    else
+    {
+        char temp_buffer[payload_len + 1];
+        memcpy(temp_buffer, received_payload, payload_len);
+        temp_buffer[payload_len] = '\0';
+
+        ESP_LOGI(TAG, "Unknown command from client: %s", temp_buffer);
+    }
+
+    return 0;
+}
+
+int ls_char_a000_user_desc(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    const char *desc = "Capabilities of Device";
+    os_mbuf_append(ctxt->om, desc, strlen(desc));
+    return 0;
+}
+
+int ls_char_dead_user_desc(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg)
+{
+    const char *desc = "Readable Data from Server";
+    os_mbuf_append(ctxt->om, desc, strlen(desc));
+    return 0;
+}

firmware/components/remote_control/remote_control.c

@@ -0,0 +1,250 @@
+#include <stdio.h>
+#include <string.h>
+
+#include "capability_service.h"
+#include "esp_event.h"
+#include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/event_groups.h"
+#include "freertos/task.h"
+#include "host/ble_hs.h"
+#include "host/ble_sm.h"
+#include "host/ble_uuid.h"
+#include "include/device_service.h"
+#include "include/led_service.h"
+#include "led_matrix.h"
+#include "nimble/nimble_port.h"
+#include "nimble/nimble_port_freertos.h"
+#include "sdkconfig.h"
+#include "services/gap/ble_svc_gap.h"
+#include "services/gatt/ble_svc_gatt.h"
+
+static const char *TAG = "remote_control";
+
+static const ble_uuid16_t device_service_uuid = BLE_UUID16_INIT(0x180A);
+static const ble_uuid128_t capability_service_uuid =
+    BLE_UUID128_INIT(0x91, 0xB6, 0xCA, 0x95, 0xB2, 0xC6, 0x7B, 0x90, 0x31, 0x45, 0x77, 0xE6, 0x67, 0x10, 0x68, 0xB9);
+static const ble_uuid16_t led_service_uuid = BLE_UUID16_INIT(0x1007);
+
+uint8_t ble_addr_type;
+
+// Handle for the capability characteristic value
+static uint16_t g_capa_char_val_handle;
+
+static void ble_app_advertise(void);
+
+static struct ble_gatt_dsc_def char_0xA000_descs[] = {{
+                                                          .uuid = BLE_UUID16_DECLARE(0x2901),
+                                                          .att_flags = BLE_ATT_F_READ,
+                                                          .access_cb = ls_char_a000_user_desc,
+                                                      },
+                                                      {0}};
+
+static struct ble_gatt_dsc_def char_0xDEAD_descs[] = {{
+                                                          .uuid = BLE_UUID16_DECLARE(0x2901),
+                                                          .att_flags = BLE_ATT_F_WRITE,
+                                                          .access_cb = ls_char_dead_user_desc,
+                                                      },
+                                                      {0}};
+
+static struct ble_gatt_dsc_def char_0x1979_desc[] = {{
+                                                         .uuid = BLE_UUID16_DECLARE(0x2901),
+                                                         .att_flags = BLE_ATT_F_READ,
+                                                         .access_cb = capa_char_1979_user_desc,
+                                                     },
+                                                     {0}};
+
+// Array of pointers to other service definitions
+static const struct ble_gatt_svc_def gatt_svcs[] = {
+    {
+        .type = BLE_GATT_SVC_TYPE_PRIMARY,
+        .uuid = &device_service_uuid.u,
+        .characteristics =
+            (struct ble_gatt_chr_def[]){
+                {.uuid = BLE_UUID16_DECLARE(0x2A24), .flags = BLE_GATT_CHR_F_READ, .access_cb = ds_model_number_read},
+                {.uuid = BLE_UUID16_DECLARE(0x2A29), .flags = BLE_GATT_CHR_F_READ, .access_cb = ds_manufacturer_read},
+                {0}},
+    },
+    {
+        .type = BLE_GATT_SVC_TYPE_PRIMARY,
+        .uuid = &capability_service_uuid.u,
+        .characteristics = (struct ble_gatt_chr_def[]){{
+                                                           .uuid = BLE_UUID16_DECLARE(0x1979),
+                                                           .flags = BLE_GATT_CHR_F_READ | BLE_GATT_CHR_F_NOTIFY,
+                                                           .access_cb = capa_read,
+                                                           .val_handle = &g_capa_char_val_handle,
+                                                           .descriptors = char_0x1979_desc,
+                                                       },
+                                                       {0}},
+    },
+    {
+        .type = BLE_GATT_SVC_TYPE_PRIMARY,
+        .uuid = &led_service_uuid.u,
+        .characteristics = (struct ble_gatt_chr_def[]){{
+                                                           .uuid = BLE_UUID16_DECLARE(0xA000),
+                                                           .flags = BLE_GATT_CHR_F_READ | BLE_GATT_CHR_F_NOTIFY,
+                                                           .access_cb = ls_capabilities_read,
+                                                           .descriptors = char_0xA000_descs,
+                                                       },
+                                                       {
+                                                           .uuid = BLE_UUID16_DECLARE(0xDEAD),
+                                                           .flags = BLE_GATT_CHR_F_WRITE,
+                                                           .access_cb = ls_write,
+                                                           .descriptors = char_0xDEAD_descs,
+                                                       },
+                                                       {0}},
+    },
+    {0}};
+
+// BLE event handling
+static int ble_gap_event(struct ble_gap_event *event, void *arg)
+{
+    switch (event->type)
+    {
+    case BLE_GAP_EVENT_CONNECT:
+        ESP_LOGI(TAG, "BLE GAP EVENT CONNECT %s", event->connect.status == 0 ? "OK!" : "FAILED!");
+        if (event->connect.status != 0)
+        {
+            // Re-advertise if connection failed
+            ble_app_advertise();
+        }
+        break;
+
+    case BLE_GAP_EVENT_DISCONNECT:
+        ESP_LOGI(TAG, "BLE GAP EVENT DISCONNECTED");
+        // Re-advertise after disconnection
+        ble_app_advertise();
+        break;
+
+    case BLE_GAP_EVENT_ADV_COMPLETE:
+        ESP_LOGI(TAG, "BLE GAP EVENT ADV COMPLETE");
+        // Re-advertise to continue accepting new clients
+        ble_app_advertise();
+        break;
+
+    case BLE_GAP_EVENT_SUBSCRIBE:
+        ESP_LOGI(TAG,
+                 "BLE GAP EVENT SUBSCRIBE conn_handle=%d attr_handle=%d reason=%d "
+                 "prev_notify=%d cur_notify=%d prev_indicate=%d cur_indicate=%d",
+                 event->subscribe.conn_handle, event->subscribe.attr_handle, event->subscribe.reason,
+                 event->subscribe.prev_notify, event->subscribe.cur_notify, event->subscribe.prev_indicate,
+                 event->subscribe.cur_indicate);
+
+        // Check if subscription is for the capability characteristic's CCCD.
+        // The CCCD handle is typically the characteristic value handle + 1.
+        // g_capa_char_val_handle stores the handle of the characteristic value itself.
+        if (event->subscribe.attr_handle == g_capa_char_val_handle + 1)
+        {
+            if (event->subscribe.cur_notify)
+            {
+                ESP_LOGI(TAG, "Client subscribed to capability notifications. Sending data...");
+                // Call the function to send capability data via notifications
+                capa_notify_data(event->subscribe.conn_handle, g_capa_char_val_handle);
+            }
+            else
+            {
+                ESP_LOGI(TAG, "Client unsubscribed from capability notifications.");
+            }
+        }
+        break;
+
+    default:
+        break;
+    }
+    return 0;
+}
+
+// Define the BLE connection
+static void ble_app_advertise(void)
+{
+    int ret;
+
+    // GAP - advertising definition
+    struct ble_hs_adv_fields fields;
+    memset(&fields, 0, sizeof(fields));
+    fields.flags = BLE_HS_ADV_F_DISC_GEN | BLE_HS_ADV_F_BREDR_UNSUP;
+    fields.uuids128 = (ble_uuid128_t[]){capability_service_uuid};
+    fields.num_uuids128 = 1;
+    fields.uuids128_is_complete = 1;
+
+    ret = ble_gap_adv_set_fields(&fields);
+    if (ret != 0)
+    {
+        ESP_LOGE(TAG, "Failed to set advertising data (err: %d)", ret);
+        return;
+    }
+
+    // GAP - device connectivity definition
+    struct ble_gap_adv_params adv_params;
+    memset(&adv_params, 0, sizeof(adv_params));
+    adv_params.conn_mode = BLE_GAP_CONN_MODE_UND; // connectable or non-connectable
+    adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN; // discoverable or non-discoverable
+    ret = ble_gap_adv_start(ble_addr_type, NULL, BLE_HS_FOREVER, &adv_params, ble_gap_event, NULL);
+    if (ret != 0)
+    {
+        ESP_LOGE(TAG, "Advertising failed to start (err %d)", ret);
+        return;
+    }
+
+    // --- Configure Scan Response Data (SCAN_RSP) ---
+    struct ble_hs_adv_fields scan_rsp_fields;
+    memset(&scan_rsp_fields, 0, sizeof(scan_rsp_fields));
+
+    // Get the device name
+    const char *device_name;
+    device_name = ble_svc_gap_device_name();
+    scan_rsp_fields.name = (uint8_t *)device_name;
+    scan_rsp_fields.name_len = strlen(device_name);
+    scan_rsp_fields.name_is_complete = 1;
+
+    // Optionally, add TX power level to scan response
+    scan_rsp_fields.tx_pwr_lvl = BLE_HS_ADV_TX_PWR_LVL_AUTO;
+    scan_rsp_fields.tx_pwr_lvl_is_present = 1;
+
+    ret = ble_gap_adv_rsp_set_fields(&scan_rsp_fields);
+    if (ret != 0)
+    {
+        ESP_LOGE(TAG, "Error setting scan response data; rc=%d", ret);
+        return;
+    }
+}
+
+// The application
+static void ble_app_on_sync(void)
+{
+    uint8_t ble_addr[6] = {0};
+    int ret = ble_hs_id_copy_addr(BLE_ADDR_PUBLIC, ble_addr, NULL);
+    if (ret != 0)
+    {
+        ESP_LOGE(TAG, "Failed to get BLE MAC address (err: %d)", ret);
+        return;
+    }
+
+    char formatted_name[32];
+    snprintf(formatted_name, sizeof(formatted_name), "Miniature Town %02X%02X", ble_addr[4], ble_addr[5]);
+    ble_svc_gap_device_name_set(formatted_name);
+
+    // Start Advertising
+    ble_hs_id_infer_auto(0, &ble_addr_type); // Determines the best address type automatically
+    ble_app_advertise();
+}
+
+// The infinite task
+static void host_task(void *param)
+{
+    nimble_port_run(); // This function will return only when nimble_port_stop() is executed
+}
+
+void ble_init(void)
+{
+    nimble_port_init();
+    ble_svc_gap_init();
+    ble_svc_gatt_init();
+    ble_gatts_count_cfg(gatt_svcs);
+    ble_gatts_add_svcs(gatt_svcs);
+
+    // Callback für Synchronisation
+    ble_hs_cfg.sync_cb = ble_app_on_sync;
+
+    nimble_port_freertos_init(host_task); // Start BLE-Host-Task
+}

firmware/components/storage/CMakeLists.txt

@@ -0,0 +1,6 @@
+idf_component_register(SRCS 
+                        "storage.c"
+                    INCLUDE_DIRS "include"
+                    PRIV_REQUIRES
+                        spiffs
+)

firmware/components/storage/include/storage.h

@@ -0,0 +1,55 @@
+#pragma once
+
+#include "esp_err.h"
+#include <sys/types.h> // For ssize_t
+
+/**
+ * @brief Initializes the SPIFFS filesystem.
+ * This function should be called once before any file operations.
+ * @return ESP_OK on success, error code otherwise.
+ */
+esp_err_t storage_init(void);
+
+/**
+ * @brief Unregisters the SPIFFS filesystem.
+ * This function should be called once when file operations are finished.
+ */
+void storage_uninit(void);
+
+/**
+ * @brief Reads a chunk of data from a file on SPIFFS.
+ * This function maintains internal state (file pointer) to allow reading
+ * the same file chunk by chunk across multiple calls.
+ *
+ * @param filename The path to the file to read (e.g., "/storage/my_file.txt").
+ *                 Must be the same filename for consecutive calls to read the same file.
+ * @param buffer   Buffer to store the read data. Must be large enough for max_bytes.
+ * @param max_bytes The maximum number of bytes to read in this call. Must be > 0.
+ * @return The number of bytes read on success (>= 0).
+ *         Returns 0 when the end of the file is reached.
+ *         Returns a negative value on error:
+ *         -1: Invalid input parameters (filename, buffer is NULL, or max_bytes is 0).
+ *         -2: Failed to open the file (first call for this filename).
+ *         -3: Filename mismatch with the currently open file (subsequent call).
+ *         -4: Read error occurred.
+ */
+ssize_t storage_read(const char *filename, char *buffer, size_t max_bytes);
+
+/**
+ * @brief Reads a chunk of data from a file on SPIFFS, starting at a specific offset.
+ * This function is stateless regarding an internally managed file pointer for sequential reads;
+ * it opens, seeks, reads, and closes the file on each call.
+ *
+ * @param filename The path to the file to read (e.g., "/storage/my_file.txt").
+ * @param buffer   Buffer to store the read data. Must be large enough for nbytes.
+ * @param offset   The offset in the file to start reading from.
+ * @param nbytes   The maximum number of bytes to read in this call. Must be > 0.
+ * @return The number of bytes read on success (>= 0).
+ *         Returns 0 when the end of the file is reached from the given offset.
+ *         Returns a negative value on error:
+ *         -1: Invalid input parameters (filename, buffer is NULL, nbytes is 0, or offset is negative).
+ *         -2: Failed to open the file.
+ *         -5: Seek error occurred.
+ *         -4: Read error occurred.
+ */
+ssize_t storage_read_at(const char *filename, char *buffer, off_t offset, size_t nbytes);

firmware/components/storage/storage.c

@@ -0,0 +1,139 @@
+#include "storage.h"
+
+#include "esp_log.h"
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "esp_spiffs.h"
+
+static const char *TAG = "storage";
+
+static FILE *s_current_file = NULL;
+static char s_current_filename[256] = {0}; // Buffer to store the current filename
+
+esp_err_t storage_init(void)
+{
+    ESP_LOGI(TAG, "Initializing SPIFFS");
+
+    esp_vfs_spiffs_conf_t conf = {
+        .base_path = "/storage",       // Path where the filesystem will be mounted
+        .partition_label = "storage",  // Partition label (must match partitions.csv)
+        .max_files = 5,                // Maximum number of files that can be open at the same time
+        .format_if_mount_failed = true // Format partition if mount fails
+    };
+
+    // Initialize and mount SPIFFS
+    esp_err_t ret = esp_vfs_spiffs_register(&conf);
+
+    if (ret != ESP_OK)
+    {
+        if (ret == ESP_FAIL)
+        {
+            ESP_LOGE(TAG, "Failed to mount or format filesystem");
+        }
+        else if (ret == ESP_ERR_NOT_FOUND)
+        {
+            ESP_LOGE(TAG, "Failed to find SPIFFS partition");
+        }
+        else
+        {
+            ESP_LOGE(TAG, "Failed to initialize SPIFFS (%s)", esp_err_to_name(ret));
+        }
+        return ret;
+    }
+
+    ESP_LOGI(TAG, "SPIFFS mounted");
+    return ESP_OK;
+}
+
+void storage_uninit(void)
+{
+    if (s_current_file != NULL)
+    {
+        // Log before clearing s_current_filename, using its value.
+        ESP_LOGW(TAG, "File '%s' was still open during uninit. Closing it.", s_current_filename);
+        fclose(s_current_file); // Close the file
+        s_current_file = NULL;
+        s_current_filename[0] = '\0';
+    }
+    esp_vfs_spiffs_unregister("storage");
+    ESP_LOGI(TAG, "SPIFFS unmounted");
+}
+
+ssize_t storage_read(const char *filename, char *buffer, size_t max_bytes)
+{
+    // Input validation
+    if (filename == NULL || filename[0] == '\0' || buffer == NULL || max_bytes == 0)
+    {
+        ESP_LOGE(TAG, "Invalid input parameters for storage_read");
+        return -1;
+    }
+
+    // If no file is currently open, open the requested one
+    if (s_current_file == NULL)
+    {
+        s_current_file = fopen(filename, "r");
+        if (s_current_file == NULL)
+        {
+            ESP_LOGE(TAG, "Failed to open file for reading: %s", filename);
+            s_current_filename[0] = '\0'; // Clear filename as open failed
+            return -2;                    // Failed to open file
+        }
+        // Store the filename for subsequent calls
+        strncpy(s_current_filename, filename, sizeof(s_current_filename) - 1);
+        s_current_filename[sizeof(s_current_filename) - 1] = '\0';
+        ESP_LOGI(TAG, "Opened file: %s", s_current_filename);
+    }
+    else
+    {
+        // If a file is open, ensure it's the same file requested
+        if (strcmp(filename, s_current_filename) != 0)
+        {
+            ESP_LOGE(TAG, "Filename mismatch. Expected '%s', got '%s'. Close the current file first.",
+                     s_current_filename, filename);
+            // Note: File remains open. Caller might need a separate close function
+            // or ensure read loop finishes (returns 0 or error) before changing filename.
+            return -3; // Filename mismatch
+        }
+    }
+
+    // Read a chunk
+    size_t bytes_read = fread(buffer, 1, max_bytes, s_current_file);
+
+    // Check for read errors
+    if (ferror(s_current_file))
+    {
+        ESP_LOGE(TAG, "Error reading file: %s", s_current_filename);
+        fclose(s_current_file);
+        s_current_file = NULL;
+        s_current_filename[0] = '\0';
+        return -4; // Read error
+    }
+
+    // If fread returns 0 and it's not an error, it means EOF or an empty file.
+    // The file should be closed only when no more bytes can be read (i.e., bytes_read == 0).
+    if (bytes_read == 0) // Indicates EOF or empty file (and no ferror)
+    {
+        // Log before clearing s_current_filename.
+        // feof(s_current_file) should be true if end of file was actually reached.
+        if (feof(s_current_file))
+        {
+            ESP_LOGI(TAG, "EOF reached for file: %s. Closing file.", s_current_filename);
+        }
+        else
+        {
+            ESP_LOGI(TAG, "Read 0 bytes from file: %s (possibly empty or already at EOF). Closing file.",
+                     s_current_filename);
+        }
+        fclose(s_current_file);
+        s_current_file = NULL;
+        s_current_filename[0] = '\0';
+        // Return 0 as per contract: "Returns 0 when the end of the file is reached."
+    }
+    // If bytes_read > 0, return the number of bytes read.
+    // The file remains open (even if EOF was hit during this read and bytes_read < max_bytes).
+    // The next call to storage_read for this file will then result in fread returning 0,
+    // which will then hit the (bytes_read == 0) condition above and close the file.
+    return bytes_read;
+}

firmware/data/capability.json

@@ -0,0 +1,47 @@
+{
+    "module": "Miniature Town",
+    "capabilities": [
+        {
+            "id": 0,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 1,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 2,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 3,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 4,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 5,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        },
+        {
+            "id": 6,
+            "type": "toggle",
+            "default": "0",
+            "label": "L8"
+        }
+    ]
+}

firmware/dependencies.lock

@@ -0,0 +1,21 @@
+dependencies:
+  espressif/led_strip:
+    component_hash: b578eb926d9f6402fd45398b53c9bd5d1b7a15c1b2974d25aa3088e6c79b0b4c
+    dependencies:
+    - name: idf
+      require: private
+      version: '>=5.0'
+    source:
+      registry_url: https://components.espressif.com/
+      type: service
+    version: 3.0.1
+  idf:
+    source:
+      type: idf
+    version: 5.4.1
+direct_dependencies:
+- espressif/led_strip
+- idf
+manifest_hash: f4b6d767929ac18eaac7f04ecb838dbd4eeadcf88f73554cdf3fb35996942f18
+target: esp32s3
+version: 2.0.0

firmware/main/CMakeLists.txt

@@ -0,0 +1,12 @@
+idf_component_register(SRCS 
+                    main.c
+                    INCLUDE_DIRS "."
+                    PRIV_REQUIRES
+                        driver
+                        esp_timer
+                        led_strip
+                        led_matrix
+                        remote_control
+                        persistence
+)
+spiffs_create_partition_image(storage ../data FLASH_IN_PROJECT)

firmware/main/Kconfig.projbuild

@@ -0,0 +1,13 @@
+menu "Miniatur Town"
+    config WLED_DIN_PIN
+        int "WLED Data In Pin"
+        default 14
+        help
+            The number of the WLED data in pin.
+
+    config WLED_LED_COUNT
+        int "WLED LED counter"
+        default 64
+        help
+            The number of the WLED LEDs.
+endmenu

firmware/main/idf_component.yml

@@ -0,0 +1,16 @@
+## IDF Component Manager Manifest File
+dependencies:
+  ## Required IDF version
+  idf:
+    version: '>=5.4.0'
+  # # Put list of dependencies here
+  # # For components maintained by Espressif:
+  # component: "~1.0.0"
+  # # For 3rd party components:
+  # username/component: ">=1.0.0,<2.0.0"
+  # username2/component2:
+  #   version: "~1.0.0"
+  #   # For transient dependencies `public` flag can be set.
+  #   # `public` flag doesn't have an effect dependencies of the `main` component.
+  #   # All dependencies of `main` are public by default.
+  #   public: true

firmware/main/main.c

@@ -0,0 +1,11 @@
+#include "freertos/FreeRTOS.h"
+#include "led_matrix.h"
+#include "persistence.h"
+#include "remote_control.h"
+
+void app_main(void)
+{
+    persistence_init("miniature_town");
+    ble_init();
+    xTaskCreatePinnedToCore(led_matrix_init, "led_matrix", configMINIMAL_STACK_SIZE * 2, NULL, 5, NULL, 1);
+}

firmware/partitions.csv

@@ -0,0 +1,7 @@
+# Name   , Type , SubType  , Offset  , Size  , Flags
+nvs      , data , nvs      , 0x9000  ,   20k ,
+otadata  , data , ota      , 0xe000  ,    8k ,
+app0     , app  , ota_0    , 0x10000 , 1024k ,
+app1     , app  , ota_1    ,         , 1024k ,
+storage  , data , spiffs   ,         , 1536k ,
+coredump , data , coredump ,         ,   64k ,

firmware/sdkconfig.defaults

@@ -0,0 +1,20 @@
+# activate Bluetooth Low Energy (BLE)
+CONFIG_BT_ENABLED=y
+CONFIG_BT_NIMBLE_ENABLED=y
+
+# NimBLE Options
+CONFIG_BT_NIMBLE_SECURITY_ENABLE=n
+CONFIG_BT_NIMBLE_SVC_GAP_DEVICE_NAME="miniature"
+
+# Logging
+CONFIG_LOG_DEFAULT_LEVEL_INFO=y
+CONFIG_LOG_DEFAULT_LEVEL=3
+CONFIG_LOG_MAXIMUM_LEVEL=3
+
+# Flash Size
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
+CONFIG_ESPTOOLPY_FLASHSIZE="4MB"
+
+# Partitions
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions.csv"

firmware/sdkconfig.defaults.esp32

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32"

firmware/sdkconfig.defaults.esp32c3

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32c3"

firmware/sdkconfig.defaults.esp32c5

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32c5"

firmware/sdkconfig.defaults.esp32c6

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32c6"

firmware/sdkconfig.defaults.esp32h2

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32h2"

firmware/sdkconfig.defaults.esp32p4

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32p4"

firmware/sdkconfig.defaults.esp32s3

@@ -0,0 +1,2 @@
+# default ESP target
+CONFIG_IDF_TARGET="esp32s3"

firmware/version.txt

@@ -0,0 +1 @@
+0.1.0