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EKK8301 Schematic ( PDF Datasheet ) - ELAN Microelectronics

Teilenummer EKK8301
Beschreibung Keyboard Encoder
Hersteller ELAN Microelectronics
Logo ELAN Microelectronics Logo 




Gesamt 30 Seiten
EKK8301 Datasheet, Funktion
www.DataSheet4U.com
eKK8301
Keyboard Encoder
Product
Specification
DOC. VERSION 1.0
ELAN MICROELECTRONICS CORP.
August 2002






EKK8301 Datasheet, Funktion
www.DataSheeKetK4U8.3co0m1
Keyboard Encoder
4 Pin Configuration
2 Product Specification (V1.0) 08.07.2002
(This specification is subject to change without further notice)

6 Page









EKK8301 pdf, datenblatt
www.DataSheeKetK4U8.3co0m1
Keyboard Encoder
F7 : Typematic
F8 : Make / Break
F9 : Make
FA : Typematic / Make / Break
- Returns to previous scanning rate.
Set Key Type (Hex FB, FC, FD)
- Responds ACK.
- Clears output buffer.
- Receives key ID byte.
- Responds ACK.
- Set key ID type (affect only scan code set 3 operation).
FB : Typematic
FC : Make / Break
FD : Make
- Returns to previous scanning rate.
Resend (Hex FE)
- Sends the previous output again. If the previous byte is RESEND, the last byte
before RESEND shall be sent.
Reset (Hex FF)
- Responds ACK.
- Checks clock and data lines – Reset in the high state for at least 500 microseconds
or receives another command.
- Default to scan code set 2.
8 Product Specification (V1.0) 08.07.2002
(This specification is subject to change without further notice)

12 Page





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