參數(shù)資料
型號: 37C672
廠商: SMSC Corporation
英文描述: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
中文描述: 增強(qiáng)的超級I / O控制器,快速紅外線
文件頁數(shù): 57/173頁
文件大?。?/td> 965K
代理商: 37C672
Enhanced Super I/O Controller with Fast IR
Datasheet
SMSC FDC37C672
Page 15
Rev. 10-29-03
PRELIMINARY DATASHEET
Chapter 4 Description of Multifunction Pins
PIN NO.
QFP/TQFP
ORIGINAL
FUNCTION
ALTERNATE
FUNCTION 1
ALTERNATE
FUNCTION 2
DEFAULT
NOTE
2 / 100
DRVDEN1
IR MODE
IRRX3
DRVDEN1
Note 4.1
32 / 30
PCICLK
IRQ4
PCICLK
Note 4.2
33 / 31
SERIRQ
IRQ3
SERIRQ
Note 4.2
51 / 49
nDACK3
8042 P16
nDACK3
Note 4.3
52 / 50
DRQ3
8042 P12
DRQ3
Note 4.3
92 / 90
nRI2
8042 P16
IRQ12
nRI2
Note 4.4
94 / 92
nDCD2
8042 P12
IRQ11
nDCD2
Note 4.4
95 / 93
RXD2
IRRX
RXD2
Note 4.5
96 / 94
TXD2
IRTX
TXD2
Note 4.5
97 / 95
nDSR2
SA15
IRQ10
nDSR2
Note 4.6
98 / 96
nRTS2
SA12
IRQ5
nRTS2
Note 4.6
99 / 97
nCTS2
SA13
IRQ6
nCTS2
Note 4.6
100 / 98
nDTR2
SA14
IRQ7
nDTR2
Note 4.6
Note 4.1 Controlled by IRMODSEL(LD8:CRC0.0) and IRRX3SEL(LD8:CRC0.4)
Note 4.2 Controlled by SERIRQSEL(LD8:CRC0.2)
Note 4.3 Controlled by DMA3SEL(LD8:CRC0.1)
Note 4.4 Controlled by 8042COMSEL(LD8:CRC0.3) and SERIRQSEL(LD8:CRC0.2)
Note 4.5 Controlled by IR Option Register( LD5:CRF1.6)
Note 4.6 Controlled by 16 bit Address Qual.(CR24.6) and SERIRQSEL(LD8:CRC0.2)
For more information, refer to Table 19.13 through Table 19.23.
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