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參數(shù)資料
| 型號： | W83C45 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | Keyboard Controller(鍵盤控制器) |
| 中文描述： | 鍵盤控制器（鍵盤控制器） |
| 文件頁數(shù)： | 8/21頁 |
| 文件大小： | 245K |
| 代理商： | W83C45 |
W83C45
Publication Release Date: November 1996
Preliminary Revision 0.9
- 8 -
7.3 Input Port Definition (AT Mode)
BIT
FUNCTION
0
Undefined
1
Undefined
2
Undefined
3
Undefined
4
Undefined
5
Undefined
6
Display Type Switch
0: Primary display attached to color/graphics
1: Primary display attached to monochrome
7
Keyboard Inhibit Switch
0: Keyboard inhibited
1: Keyboard not inhibited
7.4 Test-input Port Definition (AT Mode)
BIT
FUNCTION
0
Keyboard Clock (Input)
1
Keyboard Data (Input)
8.0 PS/2 MODE OPERATION
8.1 Status Register (PS/2 Mode)
BIT
BIT FUNCTION
DESCRIPTION
0
Output Buffer Full
0: Output buffer empty
1: Output buffer full
1
Input Buffer Full
0: Input buffer empty
1: Input buffer full
2
System Flag
This bit may be set to 0 or 1 by writting to the system flag
bit in the command byte of the keyboard controller. It is
set to 0 after a power-on reset.
3
Command/Data
0: Data byte
1: Command byte
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相關(guān)代理商/技術(shù)參數(shù) |
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| W83C45P | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Keyboard Controller |
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| W83C553FG | 制造商:Winbond Electronics Corp 功能描述: |
| W83C553F-G | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:W83C553F-G Highly Integrated System I/O Controller for Power PCTM (South Bridge) QFP 208 |
| W83C553FY-G | 制造商:Nuvoton Technology Corp 功能描述:I/O Controller Phase Controller 208-Pin PQFP 制造商:Winbond Electronics 功能描述:I/O CONTROLLER 制造商:Nuvoton Technology 功能描述:I/O Controller Phase Controller 208-Pin PQFP |
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