diff --git a/lib_xua/lib_xua/src/hid/hid.xc b/lib_xua/lib_xua/src/hid/hid.xc
index a4b5bdf..6483f12 100644
--- a/lib_xua/lib_xua/src/hid/hid.xc
+++ b/lib_xua/lib_xua/src/hid/hid.xc
@@ -9,12 +9,15 @@
 #include "xua_hid.h"
 #include "xua_hid_report.h"
 #include "user_hid.h"
+#include "xc_ptr.h"
 
 #define DEBUG_UNIT HID_XC
 #define DEBUG_PRINT_ENABLE_HID_XC 0
 #include "debug_print.h"
 
 #if XUA_HID_ENABLED
+extern unsigned g_log_switch;
+
 static unsigned     HidCalcNewReportTime( const unsigned currentPeriod, const unsigned reportTime, const unsigned reportToSetIdleInterval, const unsigned newPeriod );
 static unsigned     HidCalcReportToSetIdleInterval( const unsigned reportTime );
 static unsigned     HidFindSetIdleActivationPoint( const unsigned currentPeriod, const unsigned timeWithinPeriod );
@@ -46,8 +49,13 @@ XUD_Result_t HidInterfaceClassRequests(
             process_read_params(&buffer[1]);
 #endif
 #if DEBUG_MEMORY_LOG_ENABLED
-		 ret_len = 65;
+            unsigned log_switch; 
+
+            GET_SHARED_GLOBAL(log_switch, g_log_switch);
+            if (log_switch) {
+		            ret_len = 65;
                 UserReadHIDLog(&buffer[1]);
+            }
 #endif
 #if 0
             debug_printf("%d:\n", ret_len);
@@ -84,7 +92,7 @@ XUD_Result_t HidInterfaceClassRequests(
         }
 
 
-        if (buffer[1] == 0x77 && ((buffer[2] >= 0x82) || (buffer[2] == 0x5b)))
+        if (buffer[1] == 0x77 && ((buffer[2] >= 0x70) || (buffer[2] == 0x5b)))
         {
           process_send_params(&buffer[1], datalength - 1);
         }
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/CMakeLists.txt b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/CMakeLists.txt
index 516a91a..a11e489 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/CMakeLists.txt
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/CMakeLists.txt
@@ -104,6 +104,7 @@ set(APP_COMPILER_FLAGS_f5_music_uac1 ${SW_USB_AUDIO_FLAGS}       -DI2S_CHANS_DAC
                                                         -DOUTPUT_VOLUME_CONTROL=0
                                                         #-DDEBUG_MEMORY_LOG_ENABLED=1
                                                         -DXUA_DFU_EN=0
+                                                        -DHID_DFU_EN=1
                                                         -DHID_CONTROLS_UAC1=1
                                                         #-DIR_SWITCHING_MODE
                                                         -DHID_CONTROLS=1)
@@ -220,6 +221,7 @@ set(APP_COMPILER_FLAGS_f6_f7_fps_uac1 ${SW_USB_AUDIO_FLAGS}  -DI2S_CHANS_DAC=2
                                                         #-DDEBUG_MEMORY_LOG_ENABLED=1
                                                         -DXUA_DFU_EN=1
                                                         -DHID_DFU_EN=1
+                                                        -DHID_CONTROLS_UAC1=1
                                                         -DIR_SWITCHING_MODE
                                                         -DHID_CONTROLS=1)
 
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flash_interface.c b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flash_interface.c
index 0a204ec..73ef78e 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flash_interface.c
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flash_interface.c
@@ -27,28 +27,6 @@ static int dfu_upgrade_image_valid = 0;
 static int dfu_current_flash_subpage_index = 0;
 static unsigned char dfu_current_flash_page_data[256];
 
-int dfu_flash_cmd_enable_ports() __attribute__ ((weak));
-int dfu_flash_cmd_enable_ports() {
-  return 0;
-}
-
-int dfu_flash_cmd_disable_ports() __attribute__ ((weak));
-int dfu_flash_cmd_disable_ports() {
-  return 0;
-}
-
-void DFUCustomFlashEnable() __attribute__ ((weak));
-void DFUCustomFlashEnable()
-{
-    return;
-}
-
-void DFUCustomFlashDisable() __attribute__ ((weak));
-void DFUCustomFlashDisable()
-{
-    return;
-}
-
 /* Returns non-zero for error */
 int dfu_flash_cmd_init(void)
 {
@@ -270,4 +248,3 @@ int dfu_flash_cmd_erase_all(void)
     return 0;
 }
 #endif
-
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flashlib_user.c b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flashlib_user.c
index b432a27..cbb266e 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flashlib_user.c
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/dfu_flashlib_user.c
@@ -1,7 +1,7 @@
 // Copyright 2012-2023 XMOS LIMITED.
 // This Software is subject to the terms of the XMOS Public Licence: Version 1.
 #include "xua.h"
-#if (XUA_DFU_EN == 1 || UAC1 == 1)
+#if (HID_DFU_EN == 1)
 #include "uac_hwresources.h"
 #include <xs1.h>
 #include <xclib.h>
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq.c b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq.c
index 094e712..45f8fa8 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq.c
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq.c
@@ -15,6 +15,7 @@ extern void device_reboot(void);
 
 // 常量定义
 #define EQ_DISABLED_MODE 10  // 禁用EQ的模式编号
+unsigned g_log_switch = 0;
 
 #include "xmath/filter.h"
 #include "eq.h"
@@ -62,6 +63,7 @@ static struct {
 } read_request = {0};
 
 // Optimized: 51 entries for integer dB values 0 to -50 (was 183 entries at 0.5dB steps)
+// 改动原因：log打印开关全局变量，0=关闭 1=开启；由0x70 SET_LOG_SWITCH 设置，debug_printf 宏在输出前检查该变量
 static const int32_t attenuation_table[51] = {
     0x01000000, // 0dB
     0x00E42905, // -1dB
@@ -773,6 +775,21 @@ unsigned char process_send_params(uint8_t data[], uint16_t len) {
         return true;
     }
 
+    // 处理设置log打印开关命令 (0x70) - SET_LOG_SWITCH
+    // 改动原因：添加0x70命令，用全局变量g_log_switch记录开关状态（0=关闭 1=开启），debug_printf 据此决定是否输出
+    if (data[1] == 0x70) {
+        uint8_t on = data[2];
+        if (on > 1) {
+            debug_printf("Error: Invalid log switch %d (must be 0 or 1)\n", on);
+            return false;
+        }
+        g_log_switch = on;
+        debug_printf("Log switch set to %d (0=off, 1=on)\n", on);
+        return true;
+    }
+
+
+
     // 处理恢复出厂默认命令 (0x84) - FACTORY_RESET
     if (data[1] == 0x84) {
         // 通知button_task在合适时机删除其他文件并重启
diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq_designer_new.py b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq_designer_new.py
index 577a6d3..eecc9dc 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq_designer_new.py
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/eq_designer_new.py
@@ -746,6 +746,21 @@ class EQDesigner(QMainWindow):
         left_content_layout.addWidget(device_mode_group)
 
 
+        # Log控制组（0x70 SET_LOG_SWITCH，0=关闭 1=开启），便于在视图菜单中显示/隐藏
+        log_group = QGroupBox("Log控制")
+        self.ui_groups['log_switch'] = log_group
+        log_layout = QFormLayout(log_group)
+        log_control_layout = QHBoxLayout()
+        self.log_switch_combo = QComboBox()
+        self.log_switch_combo.addItem("关闭log (0)", 0)
+        self.log_switch_combo.addItem("开启log (1)", 1)
+        log_control_layout.addWidget(QLabel("Log打印:"))
+        log_control_layout.addWidget(self.log_switch_combo)
+        log_layout.addRow(log_control_layout)
+        self.set_log_switch_btn = QPushButton("设置log开关")
+        self.set_log_switch_btn.clicked.connect(self.on_set_log_switch)
+        log_layout.addRow(self.set_log_switch_btn)
+        left_content_layout.addWidget(log_group)
         # 添加EQ使能控制组
         eq_enable_group = QGroupBox("EQ使能控制")
         self.ui_groups['eq_enable'] = eq_enable_group  # 保存引用
@@ -988,6 +1003,7 @@ class EQDesigner(QMainWindow):
             'param': 'EQ参数配置',
             'volume': '音量控制',
             'device_mode': '音效模式控制',
+            'log_switch': 'Log控制',
             'eq_enable': 'EQ使能控制',
             'ex3d': 'EX3D控制',
             'firmware': '固件升级'
@@ -1016,6 +1032,7 @@ class EQDesigner(QMainWindow):
                     'param': 'EQ参数配置',
                     'volume': '音量控制',
                     'device_mode': '音效模式控制',
+                    'log_switch': 'Log控制',
                     'eq_enable': 'EQ使能控制',
                     'ex3d': 'EX3D控制',
                     'firmware': '固件升级'
@@ -3641,6 +3658,35 @@ eq_mode_data_t sEQ_data_{int(fs)}HZ[NUM_EQ_MODES][NUM_EQ_CHANS] = {{
 
         except Exception as e:
             log_message(LOG_LEVEL_ERROR, f"读取音效模式时出错: {str(e)}", self.log_level)
+    def on_set_log_switch(self):
+        """设置log打印开关（发送0x70命令），0=关闭 1=开启"""
+        if self.device_combo.currentData() is None:
+            log_message(LOG_LEVEL_ERROR, "请先选择设备", self.log_level)
+            return
+
+        value = self.log_switch_combo.currentData()
+        try:
+            device_info = self.device_combo.currentData()
+            h = hid.device()
+            h.open(device_info['vendor_id'], device_info['product_id'])
+            h.set_nonblocking(1)
+
+            data = bytearray(63)
+            data[0] = 0x77
+            data[1] = 0x70  # SET_LOG_SWITCH
+            data[2] = value  # 0=关闭 1=开启
+            log_message(LOG_LEVEL_INFO, f"正在设置log开关为 {value} (0=关闭 1=开启)...", self.log_level)
+            h.write([0x01] + list(data))
+            h.close()
+            state_name = "关闭" if value == 0 else "开启"
+            log_message(LOG_LEVEL_INFO, f"log开关已设置为 {state_name}", self.log_level)
+            QMessageBox.information(
+                self,
+                "Log控制",
+                f"log打印已设置为: {self.log_switch_combo.currentText()}\n\n{state_name}"
+            )
+        except Exception as e:
+            log_message(LOG_LEVEL_ERROR, f"设置log开关时出错: {str(e)}", self.log_level)
 
     def on_get_firmware_version(self):
         """读取固件版本（发送0xA6命令）"""