diff --git a/ff14b.zip b/ff14b.zip
new file mode 100644
index 0000000..21477b6
Binary files /dev/null and b/ff14b.zip differ
diff --git a/spi_test.ino b/spi_test.ino
index 23d60e7..095d9d2 100644
--- a/spi_test.ino
+++ b/spi_test.ino
@@ -27,7 +27,7 @@ void SerialRe(){
     int i;
     uint8_t buffer[16]={0};
     if(Serial.available()){
-     i = Serial.parseInt();  
+     i = Serial.parseInt();
      Serial.printf("read %0d\n",i);
      W25QXX_Read(buffer,i,16);
      for(uint8_t temp:buffer){
diff --git a/src/FATS/diskio.c b/src/FATS/diskio.cpp
similarity index 99%
rename from src/FATS/diskio.c
rename to src/FATS/diskio.cpp
index b0104e4..7d2cc00 100644
--- a/src/FATS/diskio.c
+++ b/src/FATS/diskio.cpp
@@ -14,8 +14,6 @@
 #define DEV_RAM		0	/* Example: Map Ramdisk to physical drive 0 */
 #define DEV_MMC		1	/* Example: Map MMC/SD card to physical drive 1 */
 #define DEV_USB		2	/* Example: Map USB MSD to physical drive 2 */
-
-
 /*-----------------------------------------------------------------------*/
 /* Get Drive Status                                                      */
 /*-----------------------------------------------------------------------*/
@@ -40,8 +38,6 @@ DSTATUS disk_initialize (
 
 }
 
-
-
 /*-----------------------------------------------------------------------*/
 /* Read Sector(s)                                                        */
 /*-----------------------------------------------------------------------*/