FDC37B72X_07 SMSC [SMSC Corporation], FDC37B72X_07 Datasheet - Page 179
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FDC37B72X_07
Manufacturer Part Number
FDC37B72X_07
Description
128 Pin Enhanced Super I/O Controller with ACPI Support
Manufacturer
SMSC [SMSC Corporation]
Datasheet
1.FDC37B72X_07.pdf
(238 pages)
- Current page: 179 of 238
- Download datasheet (832Kb)
KYBD, Logical Device 7
KRST_GA20
Default = 0x00
on Vcc POR or
Reset_Drv
NAME
Table 72 - KYBD, Logical Device 7 [Logical Device Number = 0x07]
0xF1 -
0xFF
REG INDEX
0xF0
R/W
KRESET and GateA20 Select
Bit[7] Polarity Select for P12
Bits[6:3] Reserved
Bit[2] Port 92 Select
Bit[1] GATEA20 Select
Bit[0] KRESET Select
Reserved - read as ‘0’
= 0 P12 active low (default)
= 1 P12 active high
= 0 Port 92 Disabled
= 1 Port 92 Enabled
= 0 Software Control
= 1 Hardware Speed-up
= 0 Software Control
= 1 Hardware Speed-up
180
DEFINITION
STATE
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