diff --git a/CMakeLists.txt b/CMakeLists.txt
index b559b5c..54c1498 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,6 +18,7 @@ target_sources(app PRIVATE
     src/events/mode_event.c
     src/events/usb_hid_event.c
     src/modules/battery_module.c
+    src/modules/ble_adv_ctrl_module.c
     src/modules/ble_bond_module.c
     src/modules/button_map_module.c
     src/modules/mode_switch_module.c
diff --git a/prj.conf b/prj.conf
index ba8e33f..ca7e54f 100644
--- a/prj.conf
+++ b/prj.conf
@@ -1,12 +1,20 @@
 CONFIG_CAF=y
 CONFIG_HEAP_MEM_POOL_SIZE=2048
 CONFIG_LOG=y
-CONFIG_BOOTLOADER_MCUBOOT=y
 CONFIG_ASSERT=y
 CONFIG_ASSERT_VERBOSE=y
 CONFIG_RESET_ON_FATAL_ERROR=n
 CONFIG_FAULT_DUMP=2
 
+CONFIG_ZCBOR=y
+CONFIG_BOOTLOADER_MCUBOOT=y
+CONFIG_MCUMGR=y
+CONFIG_MCUMGR_TRANSPORT_BT=y
+CONFIG_MCUMGR_GRP_IMG=y
+CONFIG_MCUMGR_GRP_OS=y
+CONFIG_IMG_MANAGER=y
+CONFIG_STREAM_FLASH=y
+
 CONFIG_BT=y
 CONFIG_BT_PERIPHERAL=y
 CONFIG_BT_SMP=y
@@ -24,6 +32,7 @@ CONFIG_BT_SETTINGS=y
 
 CONFIG_CAF_BLE_STATE=y
 CONFIG_CAF_BLE_ADV=y
+CONFIG_CAF_MODULE_SUSPEND_EVENTS=y
 CONFIG_CAF_SETTINGS_LOADER=y
 CONFIG_BT_ADV_PROV_FLAGS=y
 CONFIG_BT_ADV_PROV_GAP_APPEARANCE=y
diff --git a/src/modules/ble_adv_ctrl_module.c b/src/modules/ble_adv_ctrl_module.c
new file mode 100644
index 0000000..3e19b0b
--- /dev/null
+++ b/src/modules/ble_adv_ctrl_module.c
@@ -0,0 +1,85 @@
+#include <app_event_manager.h>
+
+#define MODULE ble_adv_ctrl
+#include <caf/events/module_state_event.h>
+#include <caf/events/module_suspend_event.h>
+
+#include "mode_event.h"
+
+#include <zephyr/logging/log.h>
+LOG_MODULE_REGISTER(MODULE, LOG_LEVEL_INF);
+
+/*
+ * 该模块负责把“模式选择”转换成对 ble_adv 的挂起/恢复请求：
+ * - BLE 模式：恢复 ble_adv，允许广播。
+ * - USB/2.4G 模式：挂起 ble_adv，禁止广播。
+ *
+ * 说明：
+ * - 这里是控制层，不直接操作 bt_le_adv_start/stop；
+ * - 实际广播执行仍由 CAF 的 ble_adv 模块处理。
+ */
+static bool ble_adv_suspended = true;
+
+static void send_ble_adv_ctrl_req(bool suspend)
+{
+	if (suspend) {
+		struct module_suspend_req_event *event = new_module_suspend_req_event();
+
+		event->sink_module_id = MODULE_ID(ble_adv);
+		event->src_module_id = MODULE_ID(MODULE);
+		APP_EVENT_SUBMIT(event);
+	} else {
+		struct module_resume_req_event *event = new_module_resume_req_event();
+
+		event->sink_module_id = MODULE_ID(ble_adv);
+		event->src_module_id = MODULE_ID(MODULE);
+		APP_EVENT_SUBMIT(event);
+	}
+}
+
+static bool handle_mode_event(const struct mode_event *event)
+{
+	bool new_suspend = (event->mode_type != MODE_TYPE_BLE);
+
+	if (new_suspend == ble_adv_suspended) {
+		return false;
+	}
+
+	ble_adv_suspended = new_suspend;
+	send_ble_adv_ctrl_req(ble_adv_suspended);
+
+	LOG_INF("BLE advertising %s by mode %u",
+		ble_adv_suspended ? "suspended" : "resumed",
+		event->mode_type);
+
+	return false;
+}
+
+static bool app_event_handler(const struct app_event_header *aeh)
+{
+	if (is_module_state_event(aeh)) {
+		const struct module_state_event *event = cast_module_state_event(aeh);
+
+		if (check_state(event, MODULE_ID(main), MODULE_STATE_READY)) {
+			/*
+			 * 上电默认先请求挂起，避免在 mode_switch 首次采样前出现短暂误广播。
+			 */
+			send_ble_adv_ctrl_req(true);
+			module_set_state(MODULE_STATE_READY);
+		}
+
+		return false;
+	}
+
+	if (is_mode_event(aeh)) {
+		return handle_mode_event(cast_mode_event(aeh));
+	}
+
+	__ASSERT_NO_MSG(false);
+	return false;
+}
+
+APP_EVENT_LISTENER(MODULE, app_event_handler);
+APP_EVENT_SUBSCRIBE(MODULE, module_state_event);
+APP_EVENT_SUBSCRIBE(MODULE, mode_event);
+