參數(shù)資料
型號(hào): LSI53C140
英文描述: LSI53C140 Ultra2 SCSI Bus Expander technical manual v2.1 9/01
中文描述: LSI53C140 Ultra2 SCSI總線擴(kuò)展器技術(shù)手冊(cè)2.1 9 / 01
文件頁數(shù): 118/166頁
文件大小: 1330K
代理商: LSI53C140
4-20
SAF-TE Command Implementation
The bit descriptions are shown in increasing priority order. If more than
one bit is set by the Write Device Slot Status command, the bit with the
highest priority dictates the LED blink pattern
.
4.3.2 Perform Slot Operation (0x12)
This command performs a specific operation on an intended device slot.
In compliance with the SAF-TE specification, only one of these bits
should be set at a time.
10
Hot Spare
Off
Fast
Fast
11
Rebuild Stopped
Slow
Off
On
12
Identify Slot
Fast
Slow
Fast
Table 4.16
Default LED Settings for Write Device Slot Status Flags (Cont.)
State
Bit Description
One-LED Option
Two-LED Option
LED 1
LED 2
Table 4.17
Perform Slot Operation Flags
Byte
Bit
Bit Descriptions
Action
0
Operation Code (0x12)
1
Slot Number
2
0
Prepare for Operation Flag
Controls power to a device slot
0 – Turn slot power off
1 – Turn slot power on
1
Prepare for
Insertion/Removal Flag
Controls power to a device slot
0 – Turn slot power on
1 – Turn slot power off
2
Identify Flag
Drives LED(s) according to blink pattern
[3:7]
Reserved
3–63
Reserved
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