FDC37M81 SMSC [SMSC Corporation], FDC37M81 Datasheet - Page 10

• Manufacturer Part Number: FDC37M81
• Description: PC98/99 Compliant Enhanced Super I/O Controller with Keyboard/Mouse Wake-Up
• Manufacturer: SMSC [SMSC Corporation]

Description of Multifunction Pins
Note 1: Controlled by DMA3SEL(LD8:CRC0.1)
Note 2: Controlled by 8042COMSEL(LD8:CRC0.3)
Note 3: Controlled by IR Option Register( LD5:CRF1.6)
Note 4: Controlled by 16 bit Address Qualification (CR24.6)
1.
2.
3.
IEEE 1284 Extended Capabilities Port Protocol and ISA Standard, Rev. 1.14, July 14, 1993.
Hardware Description of the 8042, Intel 8 bit Embedded Controller Handbook.
PCI Bus Power Management Interface Specification, Rev. 1.0, Draft, March 18, 1997.
For more information, refer to tables 63 through 73.
NO./QFP
PIN
100
51
52
92
94
95
96
97
98
99
nDACK3
DRQ3
nRI2
nDCD2
RXD2
TXD2
nDSR2
nRTS2
nCTS2
nDTR2
FUNCTION
ORIGINAL
REFERENCE DOCUMENTS
8042 P16
8042 P12
8042 P16
8042 P12
IRRX
IRTX
SA15
SA12
SA13
SA14
ALTERNATE
FUNCTION 1
10
nDACK3
DRQ3
nRI2
nDCD2
RXD2
TXD2
nDSR2
nRTS2
nCTS2
nDTR2
DEFAULT
NOTE
1
1
2
2
3
3
4
4
4
4