Contents
Contents
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General Description.................................................................................................. 1
Features ..................................................................................................................... 1
Applications............................................................................................................... 1
Pin Configuration...................................................................................................... 2
Pin Description.......................................................................................................... 3
Function Description ................................................................................................ 4
6.1 PS/2 Keyboard Function Description ................................................................. 4
6.1.1 Keyboard Buffer ..................................................................................................4
6.1.2 Power-on Reset and Self Test.............................................................................4
6.1.3 Keyboard Data Output.........................................................................................4
6.1.4 Keyboard Data Input ...........................................................................................4
6.1.5 Command from the System ................................................................................5
6.1.6 Command to the System.....................................................................................9
6.1.7 Keyboard Scan Code Table.................................................................................9
6.2 USB Keyboard Function Description................................................................ 20
6.2.1 USB Keyboard Description ...............................................................................20
6.2.2 Led Report for USB Keyboard ..........................................................................25
6.2.3 USB Keyboard Scan Code................................................................................25
6.3 Internal-Multi Function...................................................................................... 28
Absolute Maximum Ratings................................................................................... 28
DC Electrical Characteristics................................................................................. 29
AC Electrical Characteristics................................................................................. 29
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Product Specification (V1.0) 06.10.2003
• iii
ELAN [ ELAN MICROELECTRONICS CORP ]
