參數(shù)資料
型號: 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2.1 9 / 01
文件頁數(shù): 117/166頁
文件大小: 1330K
代理商: LSI53C140
SAF-TE Write Buffer Commands
4-19
The LSI53C040 will drive zero, one, or two LEDs for each device slot,
depending on the option chosen in the configuration program.
Table 4.16
shows the current default settings for each bit description in the Write
Device Slot Status command for both the one-LED and two-LED options:
Byte n + 1
0
10
Hot Spare Flag
Drives fault light LED(s) according to blink
pattern
1
11
Rebuild Stopped Flag
Drives fault light LED(s) according to blink
pattern
[2:7]
Reserved
Byte n + 2
[0:7]
Reserved
Note:
Byte numbers for the Write Device Slot Status Flags are determined by using “n” = device slot
number. Therefore, the above information repeats for each device slot specified.
Table 4.15
Write Device Slot Status Flag Bytes (Cont.)
Byte
Bit
State
Bit Descriptions
LSI53C040 Action
Table 4.16
Default LED Settings for Write Device Slot Status Flags
State
Bit Description
One-LED Option
Two-LED Option
LED 1
LED 2
0
Default/Nothing to Report
Off
Off
Off
1
Prepare for insertion/removal
Off
On
On
2
Prepare for operation
On
Off
Slow
3
Device Faulty
Slow
On
Off
4
Device Rebuilding
Slow
Off
Fast
5
In Failed Array
Slow
Fast
On
6
In Critical Array
Slow
Slow
Off
7
Parity Check operation
Slow
On
Off
8
Predicted Fault Failure
Slow
Fast
Off
9
No drive inserted
Off
On
Fast
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