參數(shù)資料
型號: UPD720130
廠商: NEC Corp.
英文描述: USB2.0 to IDE Bridge
中文描述: USB2.0轉(zhuǎn)IDE橋
文件頁數(shù): 9/44頁
文件大?。?/td> 316K
代理商: UPD720130
Data Sheet S16302EJ3V0DS
9
μ
PD720130
2.3
Control Bit in Serial ROM or External Pin Setting
The following tables show IDE status and control bit in serial ROM or external pin setting.
Table 2-3. DV1/DV0, CLC, PWR Setting
Setting in Serial ROM or External Pin
No.
Device Power
Internal
Clock
ATA/ATAPI
PWR
CLC
DV1
DV0
0
No device connected
1
1
1
1
1
ATA
1
1
1
0
2
ATAPI
1
1
0
1
3
7.5 MHz
Reserved
1
1
0
0
4
No device connected
1
0
1
1
5
ATA
1
0
1
0
6
ATAPI
1
0
0
1
7
Bus Powered
60 MHz
Reserved
1
0
0
0
8
No device connected
0
1
1
1
9
Combo (ATA)
0
1
1
0
10
Combo (ATAPI)
0
1
0
1
11
Reserved
0
1
0
0
12
No device connected
0
0
1
1
13
ATA
0
0
1
0
14
ATAPI
0
0
0
1
15
Self Powered
60 MHz
Auto device detect
0
0
0
0
Remark
Setting No. 0, 3, 4, 7, 8, 11, and 12 are prohibited to use.
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