User guide
203 Series Industrial Grade 2.5" FlashDrive Product Manual v2.0Cactus Technologies
®
29
Word
Address
Default
Value
Total
Bytes
Data Field Type Information
48 0000H 2 Double Word not supported.
49 0F00H 2
Capabilities: DMA Supported in True IDE mode (bit 8), LBA sup-
ported (bit 9).
50 0000H 2 Reserved.
51 0200H 2 PIO data transfer cycle timing mode
52 0000H 2
Single Word DMA data transfer cycle timing mode (not support-
ed).
53 0001H 2 Data elds 54-58 are valid.
54 XXXX 2 Current numbers of cylinders.
55 XXXX 2 Current numbers of heads.
56 XXXX 2 Current sectors per track.
57-58 XXXX 4
Current capacity in sectors (LBAs) (Word 57 = LSW, Word 58 =
MSW).
59 0100H 2 Multiple sector setting is valid.
60-61 XXXX 4 Total number of sectors addressable in LBA Mode.
62-63 0000H 2 Reserved
64 0003H 1 Advanced PIO modes supported (modes 3 and 4)
65-255 0000H 2 Reserved
5.1.5.1. Word 0: General Conguration
This eld informs the host that this is a non-magnetic, hard sectored, removable storage device with
a transfer rate greater than 10 mb/sec and is not MFM encoded.
5.1.5.2. Word 1: Default Number of Cylinders
This eld contains the number of translated cylinders in the default translation mode. This value will
be the same as the number of cylinders.
5.1.5.3. Word 3: Default Number of Heads
This eld contains the number of translated heads in the default translation mode.
5.1.5.4. Word 4: Number of Unformatted Bytes per Track
This eld contains the number of unformatted bytes per translated track in the default translation
mode.
5.1.5.5. Word 5: Number of Unformatted Bytes per Sector
This eld contains the number of unformatted bytes per sector in the default translation mode.
5.1.5.6. Word 6: Default Number of Sectors per Track
This eld contains the number of sectors per track in the default translation mode.