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3.3.9 Keyboard/mouse
Signal name
(4 pins in total)
KBCLK
KBDATA
MSCLK
MSDATA
3.3.10 AC97 interfaces
SCE8720C provides audio CODEC interface complying AC97 Version 2.0.
By adding CODEC and using the dedicated driver, high-quality audio is easily achieved.
There's only 1 channel for AC97 serial data.
Signal name
(6 pins in total)
AC97SDIN0
AC97SDOUT
AC97SYNC
AC97RESET#
AC97BITCLK
PCBEEP
Rev.A
IO
IOD
Keyboard clock. Clock signal for a PS/2-style keyboard
interface.
IOD
Keyboard data. Data signal for a PS/2-style keyboard
interface.
Mouse clock.
IOD
Clock signal for a PS/2-style mouse interface.
Mouse data.
IOD
Data signal for a PS/2-style mouse interface.
I/O
I
Audio serial data input (from CODEC)
O
Audio serial data output (to CODEC)
O
Serial bus synchronous signal
O
Reset signal for AC97.
I
Audio bit clock input
O
Legacy PC/AT speaker output
EPSON
CARD-PCI/GX Hardware Manual
Function description
Function description
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