作为主设备去连接其他蓝牙设备

apps/earphone/xtell_remote_control/nvs/nvs.c

@@ -0,0 +1,125 @@
+#include "system/includes.h"
+#include "system/syscfg_id.h"
+#include "nvs.h"
+
+// 2. 定义唯一的配置项ID
+#define CFG_FACTORY_INFO_ID         10 // 旧的、通用的出厂信息ID (已废弃)
+#define CFG_RC_MAC_ADDR_ID          11 // 新的、专门用于存储遥控器配对MAC的ID
+
+/**
+ * @brief 将主板MAC地址写入Flash
+ */
+int nvs_write_main_board_mac(const u8 *mac_addr)
+{
+    if (!mac_addr) {
+        return -1;
+    }
+
+    rc_nvs_data_t nvs_data;
+    memcpy(nvs_data.main_board_mac, mac_addr, MAIN_BOARD_MAC_ADDR_LENGTH);
+
+    printf("--> Writing main board MAC to flash...\n");
+    int ret = syscfg_write(CFG_RC_MAC_ADDR_ID, &nvs_data, sizeof(rc_nvs_data_t));
+    if (ret != sizeof(rc_nvs_data_t)) {
+        printf("!!! syscfg_write main board MAC failed, ret = %d\n", ret);
+    } else {
+        printf("--> syscfg_write main board MAC success.\n");
+    }
+
+    return ret;
+}
+
+/**
+ * @brief 从Flash读取主板MAC地址
+ */
+int nvs_read_main_board_mac(u8 *mac_addr)
+{
+    if (!mac_addr) {
+        return -1;
+    }
+
+    rc_nvs_data_t nvs_data;
+    printf("--> Reading main board MAC from flash...\n");
+    int ret = syscfg_read(CFG_RC_MAC_ADDR_ID, &nvs_data, sizeof(rc_nvs_data_t));
+
+    if (ret != sizeof(rc_nvs_data_t)) {
+        printf("!!! syscfg_read main board MAC failed, ret = %d. Maybe not set yet.\n", ret);
+        memset(mac_addr, 0, MAIN_BOARD_MAC_ADDR_LENGTH);
+    } else {
+        printf("--> syscfg_read main board MAC success.\n");
+        memcpy(mac_addr, nvs_data.main_board_mac, MAIN_BOARD_MAC_ADDR_LENGTH);
+    }
+
+    return ret;
+}
+
+// =================================================================================
+// 以下为旧的通用出厂信息API，已废弃
+// =================================================================================
+
+int nvs_write_factory_info(const factory_info_t *info)
+{
+    printf("WARNING: nvs_write_factory_info is deprecated.\n");
+    return -1;
+}
+
+int nvs_read_factory_info(factory_info_t *info)
+{
+    printf("WARNING: nvs_read_factory_info is deprecated.\n");
+    return -1;
+}
+
+/**
+ * @brief 清空Flash中的出厂信息
+ *
+ * @return 0: 成功, <0: 失败
+ */
+int nvs_clear_factory_info(void)
+{
+    printf("--> Clearing factory info from flash...\n");
+    // 写入长度为0的数据即可实现删除效果
+    int ret = syscfg_write(CFG_FACTORY_INFO_ID, NULL, 0);
+    if (ret != 0) {
+        printf("!!! syscfg_write clear factory info failed, ret = %d\n", ret);
+    } else {
+        printf("--> syscfg_write clear factory info success.\n");
+    }
+    return ret;
+}
+
+
+// 可以在这里添加一个测试函数
+void nvs_test_factory_info(void)
+{
+    factory_info_t write_info = {
+        .product_id = "RC_V2",
+        .serial_number = "SN202511260002",
+        .hw_version = 0x0102, // v1.1
+        .cal_data = 1234,
+        .manufacture_date = 1764080400, // 2025-11-26
+    };
+    factory_info_t read_info;
+
+    printf("\n\n--- NVS WRITE TEST ---\n");
+    nvs_write_factory_info(&write_info);
+
+    os_time_dly(10);
+
+    printf("\n--- NVS READ TEST ---\n");
+    nvs_read_factory_info(&read_info);
+
+    // ASSERT(memcmp(&write_info, &read_info, sizeof(factory_info_t)) == 0, "NVS Read/Write Check Failed!");
+
+    // printf("\n--- NVS CLEAR TEST ---\n");
+    // nvs_clear_factory_info();
+
+    os_time_dly(10);
+
+    printf("\n--- NVS READ AFTER CLEAR TEST ---\n");
+    int ret = nvs_read_factory_info(&read_info);
+    if(ret < 0){
+        printf("--- nvs read error ---\n");
+    }
+
+    printf("\n\n--- NVS TEST COMPLETE ---\n\n");
+}

apps/earphone/xtell_remote_control/nvs/nvs.h

@@ -0,0 +1,57 @@
+#ifndef __NVS_H__
+#define __NVS_H__
+
+#include "typedef.h"
+
+#define MAIN_BOARD_MAC_ADDR_LENGTH 6
+
+/**
+ * @brief 定义用于存储遥控器配对信息的数据结构
+ */
+typedef struct {
+    u8 main_board_mac[MAIN_BOARD_MAC_ADDR_LENGTH]; // 配对的主板MAC地址
+    // u8 reserved[2]; // 可选的保留字节，用于对齐或未来扩展
+} rc_nvs_data_t;
+
+/**
+ * @brief 将主板MAC地址写入Flash
+ *
+ * @param mac_addr 指向要写入的MAC地址数组的指针
+ * @return 实际写入的长度, <0: 失败
+ */
+int nvs_write_main_board_mac(const u8 *mac_addr);
+
+/**
+ * @brief 从Flash读取主板MAC地址
+ *
+ * @param mac_addr 指向用于存储读取数据的MAC地址数组的指针
+ * @return 实际读取的长度, <0: 失败 (例如尚未写入过)
+ */
+int nvs_read_main_board_mac(u8 *mac_addr);
+
+
+// =================================================================================
+// 以下为旧的通用出厂信息API，已废弃，不建议在新代码中使用
+// =================================================================================
+
+typedef struct {
+    char     product_id[16];
+    char     serial_number[32];
+    u16      hw_version;
+    u16      cal_data;
+    u32      manufacture_date;
+} factory_info_t;
+
+__attribute__((deprecated("Use nvs_write_main_board_mac instead")))
+int nvs_write_factory_info(const factory_info_t *info);
+
+__attribute__((deprecated("Use nvs_read_main_board_mac instead")))
+int nvs_read_factory_info(factory_info_t *info);
+
+__attribute__((deprecated("This function is no longer needed")))
+int nvs_clear_factory_info(void);
+
+__attribute__((deprecated("This function is no longer needed")))
+void nvs_test_factory_info(void);
+
+#endif // __NVS_H__