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參數資料
型號: W83977TF
廠商: WINBOND ELECTRONICS CORP
英文描述: Multi-Function I/O Port Controller(用于個人計算機的多功能輸入/輸出口控制器)
中文描述: 多功能I / O端口控制器(用于個人計算機的多功能輸入/輸出口控制器)
文件頁數: 105/160頁
文件大?。?/td> 1012K
代理商: W83977TF
W83977TF
PRELIMINARY
Publication Release Date:March 1998
-95 -
Revision 0.62
Table 10-1 IRQSER Sampling periods
IRQ/Data Frame
Signal Sampled
# of clocks past Start
1
IRQ0
2
2
IRQ1
5
3
SMI
IRQ3
8
4
11
5
IRQ4
14
6
IRQ5
17
7
IRQ6
20
8
IRQ7
23
9
IRQ8
26
10
IRQ9
29
11
IRQ10
32
12
IRQ11
35
13
IRQ12
38
14
IRQ13
41
15
IRQ14
44
16
IRQ15
47
17
IOCHCK
50
18
INTA
53
19
INTB
56
20
INTC
59
21
INTD
Unassigned
62
32:22
95
10.4 Reset and Initialization
After MR reset, IRQSER Slaves are put into the Continuous(Idle) mode. The Host Controller is
responsible for starting the initial IRQSER Cycle to collect system's IRQ/Data default values. The
system then follows with the Continuous/Quiet mode protocol (Stop Frame pulse width) for
subsequent IRQSER cycles. It's the Host Controller's responsibility to provide the default values to
8259's and other system logic before the first IRQSER cycle is performed. For IRQSER system
suspend, insertion, or removal application, the Host controller should be programmed into
Continuous(Idle) mode first. This is to guarantee IRQSER bus in the Idle state before the system
configuration changes.
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相關代理商/技術參數
參數描述
W83977TF(EOL) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:W83877TF plus KBC. CIR. RTC
W83977TF_98 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977TF-A 制造商:WINBOND 制造商全稱:Winbond 功能描述:I/O chip disk drive adapter
W83977TF-AW 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977TF-P 制造商:WINBOND 制造商全稱:Winbond 功能描述:I/O chip disk drive adapter