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參數(shù)資料
型號: W83977TF
廠商: WINBOND ELECTRONICS CORP
英文描述: Multi-Function I/O Port Controller(用于個(gè)人計(jì)算機(jī)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(gè)人計(jì)算機(jī)的多功能輸入/輸出口控制器)
文件頁數(shù): 101/160頁
文件大小: 1012K
代理商: W83977TF
W83977TF
PRELIMINARY
Publication Release Date:March 1998
-91 -
Revision 0.62
Bit
0-7
1
2
3
4
5
6
7
0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Name
Description
Reserved
Reserved. These bits always return zeros.
9.3.19 General Purpose Event 1 Enable Register 1 (GP1EN1)
Register Location:
<CR64, 65> + 2H
System I/O Space
Default Value:
00h
Attribute:
Read/write
Size:
8 bits
1
2
3
4
5
6
7
0
BIOS_EN
TMR_ON
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Bit
0
Name
Description
BIOS_EN
This bit is raise the SMI
event. When this bit is set and the ACPI software
writes a 1 to the GBL_RLS bit, an SMI
event is raised on the SMI
logic
output.
This bit is used to turn on the power management timer.
1 = timer on; 0 = timer off.
Reserved.
1
TMR_ON
2-7
Reserved
9.3.20 General Purpose Event 1 Enable Register 2 (GP1EN2)
Register Location:
<CR64, 65> + 3H
System I/O Space
Default Value:
00h
Attribute:
Read/write
Size:
8 bits
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