FDC37C672QFP SMSC Corporation, FDC37C672QFP Datasheet - Page 140

• Manufacturer Part Number: FDC37C672QFP
• Description: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
• Manufacturer: SMSC Corporation

Note 19.8 LD8:CRB5.7 controls the IRQ10/nSMI interrupt mux.
SMSC FDC37C672
nDCD2
nDSR2
NAME
NAME
NAME
nRI2
PIN
PIN
PIN
PIN NAME
DRQ3
16 BIT ADDRESS
QUAL. (CR24.6)
8042COMSEL.
8042COMSEL.
(LD8:CRC0.3)
(LD8:CRC0.3)
0
0
1
1
0
0
1
1
0
0
1
1
MUX CONTROLS
MUX CONTROLS
MUX CONTROLS
MUX CONTROL
(LD8:CRC0.1)
DMA3SEL
1
0
Table 19.17 - nDCD2 MUXING
Table 19.16 - nDSR2 MUXING
Table 19.19 - DRQ3 MUXING
Table 19.18 - nRI2 MUXING
DATASHEET
(LD8:CRC0.2)
(LD8:CRC0.2)
(LD8:CRC0.2)
SERIRQSEL
SERIRQSEL
SERIRQSEL
1
0
1
0
1
0
1
0
1
0
1
0
Page 140
SELECTED FUNCTION
DRQ3 (default)
SELECTED FUNCTION
SELECTED FUNCTION
SELECTED FUNCTION
nDSR2 (default)
nDCD2 (default)
P12
nRI2 (default)
(Note 19.8)
Reserved
Reserved
Reserved
IRQ10
IRQ11
IRQ12
SA15
P12
P16
Enhanced Super I/O Controller with Fast IR
UNCONNECTED
UNCONNECTED
UNCONNECTED
UNCONNECTED
STATE OF
STATE OF
STATE OF
STATE OF
INPUTS
INPUTS
INPUTS
INPUTS
-
-
Rev. 10-29-03
1
0
1
1
-
-
-
-
-
-
-
-
Datasheet