W83627EHF Datasheet, PDF (112/141 Pages) Winbond – evolving product from Winbonds most popular I/O family

W83627EHF/EF, W83627EHG/EG
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.
0: Port 92 disable.
2
R/W
1: Port 92 enable.
1
R/W
0: Gate A20 software control.
1: Gate A20 hardware speed up.
0: KBRST software control.
0
R/W
1: KBRST hardware speed up.
7.7 Logical Device 6 (Serial Flash Interface)
CR 30h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~1 Reserved.
1
R/W
0: Serial Flash Interface is inactive.
1: Activate Serial Flash Interface.
0 Reserved.
CR 62h, 63h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~0
R/W
These two registers select Serial Flash Interface I/O base address <100h :
FF8h> on 1 byte boundary.
7.8 Logical Device 7 (GPIO1, GPIO6, Game Port & MIDI Port)
CR 30h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~4 Reserved.
3
R/W
0: GPIO6 is inactive.
1: Activate GPIO6.
2
R/W
0: MIDI Port is inactive.
1: Activate MIDI Port.
1
R/W
0: Game Port is inactive.
1: Activate Game Port.
0
R/W
0: GPIO1 is inactive.
1: Activate GPIO1.
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