參數(shù)資料
型號: MT8LLN22NCNE
元件分類: 總線控制器
英文描述: PCI BUS CONTROLLER, PBGA316
封裝: 27 X 27 MM, PLASTIC, BGA-316
文件頁數(shù): 98/145頁
文件大?。?/td> 2285K
代理商: MT8LLN22NCNE
Coppertail Product Specification
MT8LLN22NCNE.fm – Rev. 1, Pub. 2/02
56
2002, Micron Technology Inc.
PRELIMINARY
MT8LLN22NCNE
COPPERTAIL
12:11
Strobe Out Timing (Sync DMA Mode Only)
Defines the assertion of the STROBE signal for SDMA mode in 1/2 clock
increments.
Value Host Bus Speed
00 66 MHz
01 100 MHz
10 133 MHz
11 Not used
R/W
0
10:7
Reserved for future expansion. Software must write 0 to this field.
R/W
0h
6
SDMA Timeout Enable
When this bit is set, Sync DMA tFS and tLI timing is checked.
R/W
0
5
PIO Write Posting Enable.
R/W
0
4
IRQ Enable.
R/W
0
3
IOCHRDY Enable.
R/W
0
2
Read Ahead Enable.
R/W
0
1:0
Transfer Mode
00: PIO Mode,
01: DMA Single Word,
10: DMA Multi-Word,
11: Sync DMA
R/W
0
IDE Primary Drive 1 Timing and Control (Device 7h, Function 2h) (continued)
ADDRESS: 44h-47h
SYMBOL: TIM_CTRL_P1
BITS
DESCRIPTION
PROPERTIES
RESET
IDE Secondary Drive 0 Timing and Control (Device 7h, Function 2h)
ADDRESS: 48h-4Bh
SYMBOL: TIM_CTRL_S0
BITS
DESCRIPTION
PROPERTIES
RESET
31:26
Throttle/tDVS
Relaxation time between IORD or IOWR Command pulses. In Sync DMA
Mode, this field is programmed to the required data setup time (tDVS).
R/W
17h
25:20
Command/tCYC
IORD and IOWR pulse width time. In Sync DMA mode, this is pro-
grammed to the STROBE cycle time (tCYC).
R/W
15h
19:17
Set-up tACK/tENV
This field is programmed to the PIO set-up time or the tACK/tENV time
required for all Sync DMA modes.
R/W
110b
16:13
Ready Pause Time (Sync DMA Mode Only)
This field is programmed to the Interlock time (tRP) as specified for Sync
DMA.
R/W
0
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