參數(shù)資料
型號: IT8673F
廠商: Electronic Theatre Controls, Inc.
英文描述: GT 35C 35#12 SKT PLUG
中文描述: 先進(jìn)的輸入/輸出(高級I / O)的初步規(guī)范V0.5
文件頁數(shù): 42/128頁
文件大?。?/td> 780K
代理商: IT8673F
IT8673F
10.9.6 KBC (keyboard) Interrupt Level Select (Index=70h, Default=01h)
Bit
2
Description
7-4
Reserved with default “0h”.
Select the interrupt level
note1
for KBC (keyboard).
3-0
10.9.7 KBC (keyboard) Interrupt Type (Index=71h, Default=02h)
This register indicates the type of interrupt set for KBC (keyboard) and is
read only
as “02h” when bit
1 of the KBC (keyboard) Special Configuration Register is cleared. If set, this type of interrupt can be
selected as level or edge trigger.
Bit
7-2
1
0
Description
Reserved
1: High Level. 0: Low Level.
1: Level Type. 0: Edge Type.
10.9.8 KBC (keyboard) Special Configuration Register (Index=F0h, Default=00h)
Bit
Description
7
Reserved
6
Reserved
5
Reserved
4
1: IRQ sharing.
0: normal.
3
1:KBC’s clock 8 MHz.
0:KBC’s clock 12 MHz.
2
1: Key lock enabled.
0: Key lock disabled.
1
1: Type of interrupt of KBC (keyboard) can be changed.
0: Type of interrupt of KBC (keyboard) is fixed.
0
1: Enables the External Access ROM of 8042.
0: Internal built-in ROM is used.
10.10 KBC (mouse) Configuration Registers (LDN=06h)
10.10.1 KBC (mouse) Activate (Index=30h, Default=00h)
Bit
Description
7-1
Reserved
0
KBC (mouse) Enable.
1: Enabled. 0: Disabled.
10.10.2
KBC (mouse) Interrupt Level Select (Index=70h, Default=0Ch)
Bit
Description
7-4
Reserved with default “0h”.
Select the interrupt level
note1
for KBC (mouse).
3-0
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