SLFLD25-128J Datasheet, PDF (12/21 Pages) List of Unclassifed Manufacturers – 128 MB to 8 GB 2.5-Inch IDE Flash Drives

SLFLD25-xxxJ(I)
IDE FLASH DRIVE
Sector Count Register
This register contains the numbers of sectors of data
requested to be transferred on a read or write operation
between the host and the drive. If the value in the register is
0, a count of 256 sectors is indicated.
bit7
bit6
bit5
bit4 bit3
bit2
Sector Count Byte
bit1
bit0
Sector Number Register
When the LBA bit in the Drive/Head register is 0, this
register contains the starting sector number for any media
access. When the LBA bit is set to 1, this register contains bits
7:0 of the LBA for any media access.
bit7
bit6 bit5 bit4 bit3
bit2
bit1
Sector Number Byte or bits 7:0 of the LBA
bit0
Cylinder Low Register
In CHS mode (LBA=0), this register contains the low order
bits of the starting cylinder address. In LBA mode, it contains
bits 15:8 of the LBA.
bit7
bit6 bit5 bit4 bit3
bit2
bit1
Cylinder Low Byte or bits 15:8 of the LBA
bit0
Cylinder High Register
In CHS mode (LBA=0), this register contains the high order
bits of the starting cylinder address. In LBA mode, it contains
bits 23:16 of the LBA.
bit7
bit6 bit5 bit4 bit3
bit2
bit1
Cylinder High Byte or bits 23:16 of the LBA
bit0
Document Part Number 61000-02817-109 March 2005 Page 12