SST55LD019A Silicon Storage Technology, Inc., SST55LD019A Datasheet - Page 45

• Manufacturer Part Number: SST55LD019A
• Description: Ata Flash Disk Controllersst's Ata Flash Disk Controller is The Heart of a High Performance, Flash Media-based Data Storage System. The Ata Flash Disk Controller Recognizes The Control, Address, And Data Signals on The Ata/ide Bus And Translates Them
• Manufacturer: Silicon Storage Technology, Inc.

ATA Flash Disk Controller
SST55LD019A / SST55LD019B / SST55LD019C
11.2.1.27 Set-Features - EFH
©2004 Silicon Storage Technology, Inc.
Command (7)
This command is used by the host to establish or select certain features. Table 11-9 defines all features
that are supported.
TABLE 11-9: F
Sec Num (3)
Cyl High (5)
Cyl Low (4)
Sec Cnt (2)
Feature (1)
Feature
C/D/H (6)
CCH
BBH
AAH
0AH
8AH
9AH
01H
02H
03H
05H
09H
55H
66H
69H
81H
82H
85H
89H
96H
97H
Bit ->
Operation
Enable 8-bit data transfers.
Enable Write cache
Set transfer mode based on value in Sector Count register. Table 11-11 defines the values.
Enable Advanced Power Managment
Enable Extended Power Operations
Enable Power Level 1 commands
Disable Read Look Ahead.
Disable Power-on Reset (POR) establishment of defaults at software reset.
NOP - Accepted for backward compatibility.
Disable 8-bit data transfer.
Disable Write Cache
Disable Advanced Power Management
Disable Extended Power operations
Disable Power Level 1 commands
NOP - Accepted for backward compatibility.
Accepted for backward compatibility. Use of this Feature is not recommended.
Set the host current source capability
Allows tradeoff between current drawn and Read/Write speed
4 Bytes of data apply on Read/Write-Long-Sector commands.
Enable Read-Look-Ahead
Enable Power-on Reset (POR) establishment of defaults at software reset.
EATURES
7
S
UPPORTED
X
6
5
45
Drive
4
Feature
Config
EFH
X
X
X
3
2
X
Advance Information
1
S71241-02-000
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