SDCFH-1024-388 SanDisk, SDCFH-1024-388 Datasheet - Page 74

• Manufacturer Part Number: SDCFH-1024-388
• Description: COMPACT FLASH 1GB ULTRA II
• Manufacturer: SanDisk

Specifications of SDCFH-1024-388

• Memory Size: 1GB
• Memory Type: CompactFLASH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

02/07, Rev. 12.0
ATA Command Description
5.1.18
Set Features–EFH
This command is used by the host to establish or select certain features.
Table 5-26
Table 5-27 defines all features that are supported. The 9AH feature is unique to CompactFlash
Memory cards and are not part of the ATA Specification.
Table 5-27
Features 01H and 81H are used to enable and clear 8-bit data transfer mode. If the 01H feature
command is issued, all data transfers will occur on the low order D7-D0 data bus and the
IOIS16 signal will not be asserted for data register accesses.
Command (7)
Sec Num (3)
Cyl High (5)
Cyl Low (4)
Sec Cnt (2)
Feature (1)
C/D/H (6)
Feature
CCh
BBh
9Ah
01h
02h
03h
55h
66h
69h
81h
96h
Bit
Features Supported
Set Features
4 bytes of data apply on Read/Write Long commands
Enable 8-bit data transfer
Enable Write Cache
Set Transfer Mode based on value and Sector Count register.
Disable Read Look Ahead
Disable Power on Reset (POR) establishment of defaults at Soft Reset
Accepted for backward compatibility with the SDP Series but has no
impact on the CF Memory Card.
Disable 8-bit data transfer
Accepted for backward compatibility with the SDP Series but has no
impact on the CF Memory Card
Accepted for backward compatibility with the SDP Series but has no
impact on the CF Memory Card
Enable Power on Reset (POR) establishment of defaults at Soft Reset.
5-20
7
6
X
SanDisk CompactFlash Card OEM Product Manual
5
Drive
4
Operation
Feature
Config
EFH
X
X
X
3
© 2007 SanDisk Corporation
2
X
1
0