diff --git a/Default/SDCardTemplate_stm32f407vgt6.elf b/Default/SDCardTemplate_stm32f407vgt6.elf
index 36cca9d..c308cf3 100755
Binary files a/Default/SDCardTemplate_stm32f407vgt6.elf and b/Default/SDCardTemplate_stm32f407vgt6.elf differ
diff --git a/FATFS/diskio.c b/FATFS/diskio.c
index 4bd8490..b01a820 100644
--- a/FATFS/diskio.c
+++ b/FATFS/diskio.c
@@ -18,7 +18,7 @@
 /* Get Drive Status                                                      */
 /*-----------------------------------------------------------------------*/
 
-DSTATUS disk_status(BYTE pdrv /* Physical drive nmuber to identify the drive */
+DSTATUS disk_status(BYTE pdrv /* Physical drive number to identify the drive */
 ) {
 
 	switch (pdrv) {
@@ -33,7 +33,7 @@ DSTATUS disk_status(BYTE pdrv /* Physical drive nmuber to identify the drive */
 /* Inidialize a Drive                                                    */
 /*-----------------------------------------------------------------------*/
 
-DSTATUS disk_initialize(BYTE pdrv /* Physical drive nmuber to identify the drive */
+DSTATUS disk_initialize(BYTE pdrv /* Physical drive number to identify the drive */
 ) {
 
 
@@ -49,7 +49,7 @@ DSTATUS disk_initialize(BYTE pdrv /* Physical drive nmuber to identify the drive
 /* Read Sector(s)                                                        */
 /*-----------------------------------------------------------------------*/
 
-DRESULT disk_read(BYTE pdrv, /* Physical drive nmuber to identify the drive */
+DRESULT disk_read(BYTE pdrv, /* Physical drive number to identify the drive */
 BYTE *buff, /* Data buffer to store read data */
 DWORD sector, /* Sector address in LBA */
 UINT count /* Number of sectors to read */
@@ -69,7 +69,7 @@ UINT count /* Number of sectors to read */
 /*-----------------------------------------------------------------------*/
 
 #if _USE_WRITE
-DRESULT disk_write(BYTE pdrv, /* Physical drive nmuber to identify the drive */
+DRESULT disk_write(BYTE pdrv, /* Physical drive number to identify the drive */
 const BYTE *buff, /* Data to be written */
 DWORD sector, /* Sector address in LBA */
 UINT count /* Number of sectors to write */
@@ -88,7 +88,7 @@ UINT count /* Number of sectors to write */
 /*-----------------------------------------------------------------------*/
 
 #if _USE_IOCTL
-DRESULT disk_ioctl(BYTE pdrv, /* Physical drive nmuber (0..) */
+DRESULT disk_ioctl(BYTE pdrv, /* Physical drive number (0..) */
 BYTE cmd, /* Control code */
 void *buff /* Buffer to send/receive control data */
 ) {
diff --git a/FATFS/option/syscall.c b/FATFS/option/syscall.c
index 2036cb7..921f57e 100644
--- a/FATFS/option/syscall.c
+++ b/FATFS/option/syscall.c
@@ -9,7 +9,7 @@
 
 #if _FS_REENTRANT
 /*------------------------------------------------------------------------*/
-/* Create a Synchronization Object
+/* Create a Synchronization Object*/
 /*------------------------------------------------------------------------*/
 /* This function is called in f_mount() function to create a new
 /  synchronization object, such as semaphore and mutex. When a 0 is returned,
diff --git a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
index 7251636..c91d324 100644
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
@@ -22,6 +22,6 @@ DRESULT SDIO_disk_write(BYTE *buff, DWORD sector, UINT count){
 DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff){
 	return RES_OK;
 }
-DWORD	get_fattime(){
+DWORD __attribute__((weak)) get_fattime(){
 	return 0;
 }