參數(shù)資料
型號： HT82K28A
廠商： Holtek Semiconductor Inc.
英文描述： Win98 Keyboard Encoder
中文描述： Win98鍵盤編碼器
文件頁數(shù)： 6/20頁
文件大?。?/td> 143K
代理商： HT82K28A
HT82K28A
6
February 16, 2000
The keyboard should respond within 20ms, ex-
cept when performing the BAT or executing a
reset command.
Command description
Default disable
Send an acknowledge FA to the system
Clear its output buffer, FIFO
Set the default key types
Set typematic rate/delay as default value
Clear the last typematic key
Stop scanning and wait for further instruc-
tion
F5
Echo
Send an EE to the system
Continue scanning if the keyboard is en-
abled
Note: This command does not need to feed
back the ACK
EE
Enable
F4
Send an ACK to the system
Clear output buffer
Clear the last typematic key
Start scanning
Invalid command
Send an FE to the system
No further activities
Note: No ACK
Read ID
Send an ACK to the system
Discontinue scanning
2 byte ID-AB, 83
The 2nd byte must follow the completion of
the first byte within 500ms
Resume scanning
F2
System command table
Command
mode 1
mode 2
mode 3
FF
FE
FD
FC
FB
FA
F9
F8
F7
F6
F5
F4
F3
F2
F1
F0
EF
EE
ED
reset
resend
set key type make
set key type make/break
set key type typematic
set all keys typematic/make/break
set all keys make
set all keys make/break
set all keys typematic
set default
default disabled
enable
set typematic rate/delay
Read ID
select alternate scan codes
Echo
set/reset status indicators
y
y
y
y
y
y
y
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y
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y
x
y
x
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y
y
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y
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y
y
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y
y
y
x
y
x
y
y
y
y
y
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y
y
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x
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y
相關PDF資料
PDF描述
HT82K628A Windows 2000 Keyboard Encoder(Windows 2000操作系統(tǒng)鍵盤編碼器)
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相關代理商/技術(shù)參數(shù)
參數(shù)描述
HT82K28A_02 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Win98 Keyboard Encoder
HT82K628 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Windows 2000 Keyboard Encoder
HT82K628A 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Windows 2000 Keyboard Encoder
HT82K628A(40DIP) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Controller Miscellaneous - Datasheet Reference
HT82K628A-40DIPLF 制造商:Holtek Semiconductor Inc 功能描述:IC WIN 2000 KB PS2 CONT DIP40 制造商:Holtek Semiconductor Inc 功能描述:IC, WIN 2000 KB PS2 CONT, DIP40 制造商:Holtek Semiconductor Inc 功能描述:IC, WIN 2000 KB PS2 CONT, DIP40, IC Function:Keyboard Encoder, Brief Features:Su 制造商:Holtek Semiconductor Inc 功能描述:IC, PS/2 KEYBOARD ENCODER, DIP-40, IC Function:Keyboard Encoder, Brief Features:Supports Japanese, Korean, Brazilian and European, RC Oscillator, Phantom Key Detection, Supply Voltage Min:3V, Supply Voltage Max:5.25V, No. of Pins:40 , RoHS Compliant: Yes
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