W83627DHG Datasheet, PDF (206/268 Pages) Winbond – WINBOND LPC I/O

W83627DHG
CR 70h. (Default 01h)
BIT READ / WRITE
DESCRIPTION
7~4 Reserved.
3~0
R/W
These bits select IRQ resource for KINT. (Keyboard interrupt)
CR 72h. (Default 0Ch)
BIT READ / WRITE
DESCRIPTION
7~4 Reserved.
3~0
R/W
These bits select IRQ resource for MINT. (PS/2 Mouse interrupt)
CR F0h. (Default83h)
BIT READ / WRITE
DESCRIPTION
KBC clock rate selection
00: 6MHz
7~6
R/W
01: 8MHz
10: 12MHz
11: 16MHz
5~3 Reserved.
2
R/W
0: Port 92 disable.
1: Port 92 enable.
0: Gate A20 software control.
1
R/W
1: Gate A20 hardware speed up.
0: KBRST software control.
0
R/W
1: KBRST hardware speed up.
20.7 Logical Device 6 (Serial Peripheral Interface)
CR 30h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~1 Reserved.
0: Serial Peripheral Interface is inactive.
0
R/W
1: Activate Serial Peripheral Interface.
CR 62h, 63h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~0
R/W
These two registers select Serial Peripheral Interface I/O base address
<100h: FF8h> on 1 byte boundary.
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Publication Release Date: Aug, 22, 2007
Version 1.4