diff --git a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/lfs_services.c b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/lfs_services.c
index cfca88f..d941f46 100644
--- a/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/lfs_services.c
+++ b/sw_usb_audio/app_usb_aud_phaten_golden_6ch/src/extensions/lfs_services.c
@@ -103,6 +103,7 @@ void lfs_deinit(void) {
 }
 
 
+#pragma stackfunction 1500
 void lfs_read_config(unsigned char * config, unsigned char * buffer, unsigned size)
 {
     swlock_acquire(&lfs_lock);
@@ -130,6 +131,7 @@ void lfs_read_config(unsigned char * config, unsigned char * buffer, unsigned si
 }
 
 
+#pragma stackfunction 1500
 void lfs_write_config(unsigned char * config, unsigned char * buffer, unsigned size)
 {
     swlock_acquire(&lfs_lock);
@@ -155,6 +157,7 @@ void lfs_write_config(unsigned char * config, unsigned char * buffer, unsigned s
 
 
 // 检查文件是否存在
+#pragma stackfunction 1200
 int lfs_file_exists(const char * file_path)
 {
     swlock_acquire(&lfs_lock);
@@ -170,6 +173,7 @@ int lfs_file_exists(const char * file_path)
 }
 
 // EQ参数专用读写函数
+#pragma stackfunction 1200
 void lfs_read_eq_config(const char * file_path, unsigned char * buffer, unsigned size)
 {
     lfs_file_open(&lfs, &file, file_path, LFS_O_RDONLY);
@@ -177,6 +181,7 @@ void lfs_read_eq_config(const char * file_path, unsigned char * buffer, unsigned
     lfs_file_close(&lfs, &file);
 }
 
+#pragma stackfunction 1500
 void lfs_write_eq_config(const char * file_path, unsigned char * buffer, unsigned size)
 {
     lfs_file_open(&lfs, &file, file_path, LFS_O_RDWR | LFS_O_CREAT);
@@ -187,12 +192,14 @@ void lfs_write_eq_config(const char * file_path, unsigned char * buffer, unsigne
 
 
 // 删除文件
+#pragma stackfunction 1500
 int lfs_remove_file(const char * file_path)
 {
     return lfs_remove(&lfs, file_path);
 }
 
 // 创建目录（通过创建临时文件然后删除）
+#pragma stackfunction 1500
 int lfs_create_directory(const char * dir_path)
 {
     char temp_file[256];