FDC37B78X SMSC Corporation, FDC37B78X Datasheet - Page 30
![no-image](/images/no-image-200.jpg)
FDC37B78X
Manufacturer Part Number
FDC37B78X
Description
Enhanced Super I/O Controller with ACPI Support/ Real Time Clock and Consumer IR
Manufacturer
SMSC Corporation
Datasheet
1.FDC37B78X.pdf
(258 pages)
- Current page: 30 of 258
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DIGITAL INPUT REGISTER (DIR)
Address 3F7 READ ONLY
This register is read-only in all modes.
PC-AT Mode
BIT 0 - 6 UNDEFINED
The data bus outputs D0 - 6 will remain in a
high impedance state during a read of this
register.
RESET
COND.
CHG
DSK
N/A
7
N/A
6
N/A
5
30
N/A
4
BIT 7 DSKCHG
This bit monitors the pin of the same name and
reflects the opposite value seen on the disk
cable or the value programmed in the Force
Disk
Register LD8:CRC1[1:0]).
N/A
3
Change
N/A
2
Register
N/A
1
(see
N/A
0
Configuration
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