-#define SDCARD_STATUS_READY_STATE 0
-#define SDCARD_STATUS_IDLE_STATE 1
-#define SDCARD_STATUS_ILLEGAL_COMMAND 4
+#define SDCARD_STATUS_READY_STATE 0x00
+#define SDCARD_STATUS_IDLE_STATE 0x01
+#define SDCARD_STATUS_ERASE_RESET 0x02
+#define SDCARD_STATUS_ILLEGAL_COMMAND 0x04
+#define SDCARD_STATUS_COM_CRC_ERROR 0x08
+#define SDCARD_STATUS_ERASE_SEQ_ERROR 0x10
+#define SDCARD_STATUS_ADDRESS_ERROR 0x20
+#define SDCARD_STATUS_PARAMETER_ERROR 0x40