参数资料
型号: SST55LD019B-45-C-TQW
厂商: SILICON STORAGE TECHNOLOGY INC
元件分类: 存储控制器/管理单元
英文描述: FLASH MEMORY DRIVE CONTROLLER, PQFP100
封装: MS-026AED, TQFP-100
文件页数: 40/76页
文件大小: 711K
代理商: SST55LD019B-45-C-TQW
Advance Information
ATA Flash Disk Controller
SST55LD019A / SST55LD019B / SST55LD019C
2004 Silicon Storage Technology, Inc.
S71241-02-000
4/04
45
11.2.1.27 Set-Features - EFH
This command is used by the host to establish or select certain features. Table 11-9 defines all features
that are supported.
Bit ->
76543210
Command (7)
EFH
C/D/H (6)
XDrive
X
Cyl High (5)
X
Cyl Low (4)
X
Sec Num (3)
X
Sec Cnt (2)
Config
Feature (1)
Feature
TABLE 11-9: FEATURES SUPPORTED
Feature
Operation
01H
Enable 8-bit data transfers.
02H
Enable Write cache
03H
Set transfer mode based on value in Sector Count register. Table 11-11 defines the values.
05H
Enable Advanced Power Managment
09H
Enable Extended Power Operations
0AH
Enable Power Level 1 commands
55H
Disable Read Look Ahead.
66H
Disable Power-on Reset (POR) establishment of defaults at software reset.
69H
NOP - Accepted for backward compatibility.
81H
Disable 8-bit data transfer.
82H
Disable Write Cache
85H
Disable Advanced Power Management
89H
Disable Extended Power operations
8AH
Disable Power Level 1 commands
96H
NOP - Accepted for backward compatibility.
97H
Accepted for backward compatibility. Use of this Feature is not recommended.
9AH
Set the host current source capability
Allows tradeoff between current drawn and Read/Write speed
BBH
4 Bytes of data apply on Read/Write-Long-Sector commands.
AAH
Enable Read-Look-Ahead
CCH
Enable Power-on Reset (POR) establishment of defaults at software reset.
T11-9.0 1241
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