diff --git a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
index fcd3893..858aeaf 100644
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.c
@@ -67,7 +67,7 @@ void SDIO_DMA_Init(){
     DMASTREAM->CR   = DMAM2P;
     //Address Conffiguration
     //Memory address is set by write and read block functions
-    //DMASTREAM->M0AR = (uint32_t)&rxtxbuffer;
+    //DMASTREAM->M0AR = (uint32_t)&rxtxbuffer; //Has to be set in red/write func
     DMASTREAM->PAR = (uint32_t)&SDIO->FIFO; //Not sure if this works
     //DMASTREAM->CR   |= DMA_SxCR_EN;
 
@@ -129,7 +129,7 @@ int SDIO_getResp(uint8_t expectedCMD, uint8_t typeOfAns, uint32_t *responseBuffe
     while (1) {
         if (SDIO->STA & SDIO_STA_CMDREND) break; //Corrct Respone Received
 
-        //Exclude 41 from valid CRC check
+        //Exclude ACMD41 from valid CRC check
         if ((SDIO->STA & SDIO_STA_CCRCFAIL)) {
             if(expectedCMD == 41) {
                 //This command does not have a CRC...Doushite....
diff --git a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h
index 05feaf8..7ab4883 100644
--- a/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h
+++ b/FATFS/shimatta_sdio_driver/shimatta_sdio-driver.h
@@ -19,6 +19,8 @@ DRESULT SDIO_disk_write(const BYTE *buff, DWORD sector, UINT count);
 DRESULT SDIO_disk_ioctl(BYTE cmd, void* buff);
 DWORD	get_fattime();
 
+
+//Defines for Card Status in struct _CardStatus
 #define CURRENT_STATE_IDLE 0
 #define CURRENT_STATE_READY 1
 #define CURRENT_STATE_IDENT 2
@@ -30,6 +32,7 @@ DWORD	get_fattime();
 #define CURRENT_STATE_DIS 8
 
 
+
 typedef struct _CardStatus {
     uint32_t reserved           : 3;
     uint32_t AKE_SEQ_ERROR      : 1;
@@ -63,9 +66,13 @@ typedef struct _CardStatus {
 #define CARD_MMC 2//Never use. MMC not supported
 #define CARD_NONE 0
 
+#define CCS_SC 0
+#define CCS_HC 1
+
 typedef struct _SDInfo {
     uint32_t rca;
     uint8_t  type;
+    uint8_t  CCS;
 }SDInfo_t;
 
 typedef union _StatusConv {