FDC37C93 Просмотр технического описания (PDF) - SMSC -> Microchip
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FDC37C93 Datasheet PDF : 280 Pages
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Description of Multifunction Pins with GPI/O and Other Alternate Functions
Pin
Original
Alternate Alternate Alternate Buffer
No. Function Function 1 Function 2 Function 3 Type
19 MEDIA_ID1
GPI/O
-
-
I/O8
Default
float
Index
Register
GP4
GPI/O
GP40
20 MEDIA_ID0
GPI/O
-
-
I/O8
float
GP4 GP41
23 nIDE1_OE
GPI/O
-
-
I/O4
high
GP4 GP42
24
nHDCS0
GPI/O
-
-
I/O24
high
GP4 GP43
25
nHDCS1
GPI/O
-
-
I/O24
high
GP4 GP44
26
IDE1_IRQ
GPI/O
-
-
I/O8
float
GP4 GP45
30
nIOROP
GPI/O Power LED
WDT
I/O24
float
GP4 GP46
Output
31
nIOWOP
GPI/O
nSMI
-
I/O24
float
GP4 GP47
33
nPowerOn
GPI/O
-
-
34
Button_In
GPI/O
-
-
111
RD0
112
RD1
GPI/O Power LED
-
Output
GPI/O
WDT
-
113
RD2
GPI/O
8042 - P12
-
114
RD3
GPI/O
8042 - P13
-
115
RD4
GPI/O
8042 - P14
-
116
RD5
GPI/O
8042 - P15
-
117
RD6
GPI/O
8042 - P16
-
118
RD7
GPI/O
8042 - P17
-
119 nROMCS
GPI/O
-
-
120 nROMOE
GPI/O
-
-
153
nRI2
GPI/O
-
-
154
nDCD2
GPI/O
-
-
155
RXD2
GPI/O
-
-
156
TXD2
GPI/O
-
-
157
nDSR2
GPI/O
-
-
158
nRTS2
GPI/O
-
-
159
nCTS2
GPI/O
-
-
160
nDTR2
GPI/O
-
-
I/O24
I/O24
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O4
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
I/O8
active low
open
collector
output
input
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
RD0 1,4
nROMCS 1
nROMCS 1
input 2
input 2
input 2
input 2,4
input, 2
input 2,4
input (2)
input 2,4
GP5
GP5
GP6
GP6
GP6
GP6
GP6
GP6
GP6
GP6
GP5
GP5
GP7
GP7
GP7
GP7
GP7
GP7
GP7
GP7
GP51
GP50
GP60
GP61
GP62
GP63
GP64
GP65
GP66
GP67
GP53
GP54
GP70
GP71
GP72
GP73
GP74
GP75
GP76
GP77
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