File IO Disk Information
Name Start Address Type Access
FILE_IO_DISK_SECTOR_SIZE_BYTES 60630 UINT32 R
FILE_IO_DISK_SECTORS_PER_CLUSTER 60632 UINT32 R
FILE_IO_DISK_TOTAL_CLUSTERS 60634 UINT32 R
FILE_IO_DISK_FREE_CLUSTERS 60636 UINT32 R
FILE_IO_DISK_FORMAT_INDEX 60638 UINT32 R
FILE_IO_DISK_SECTOR_SIZE_BYTES
- Address: 60630
The size of each sector in the SD card in bytes. In Windows this is called the Allocation Size.
  • Data type: UINT32  (type index = 1)
  • Read-only
  • T7:
FILE_IO_DISK_SECTORS_PER_CLUSTER
- Address: 60632
The number of sectors in each cluster. Captured on read of FILE_IO_DISK_SECTOR_SIZE_BYTES.
  • Data type: UINT32  (type index = 1)
  • Read-only
  • T7:
FILE_IO_DISK_TOTAL_CLUSTERS
- Address: 60634
The total number of clusters in the SD card. Captured on read of FILE_IO_DISK_SECTOR_SIZE_BYTES.
  • Data type: UINT32  (type index = 1)
  • Read-only
  • T7:
FILE_IO_DISK_FREE_CLUSTERS
- Address: 60636
Free (available) clusters in the SD card. Used to determine free space. Captured on read of FILE_IO_DISK_SECTOR_SIZE_BYTES.
  • Data type: UINT32  (type index = 1)
  • Read-only
  • T7:
FILE_IO_DISK_FORMAT_INDEX
- Address: 60638
Used to determine the format of the SD card. 0=None or Unknown, 1=FAT12, 2=FAT16(Windows FAT), 3=FAT32
  • Data type: UINT32  (type index = 1)
  • Read-only
  • T7: