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LPC47S45X Datasheet(PDF) 13 Page - SMSC Corporation

Part # LPC47S45X
Description  Advanced I/O with X-Bus Interface
PDF  259 Pages
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Manufacturer  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

LPC47S45X Datasheet(HTML) 13 Page - SMSC Corporation

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SMSC DS – LPC47S45x
Page 13 of 259
Rev. 07/09/2001
DATASHEET
PIN #
NAME
FUNCTION
BUFFER
TYPE
BUFFER TYPE
PER
FUNCTION
(NOTE 1)
POWER
WELL
29
PCI_RESET#
PCI Reset
PCI_I
PCI_I
VCC
30
LPCPD#
Power Down (Note 2)
PCI_I
PCI_I
VCC
32
PCI_CLK
PCI Clock
PCI_ICL
K
PCI_ICLK
VCC
33
SER_IRQ
Serial IRQ
PCI_IO
PCI_IO
VCC
FAN CONTROL PINS (2)
57
GP32/
FAN_TACH
General Purpose I/O /Fan Tachometer Input
IO8
(I/O8/OD8)/I
VCC
(Note 13)
58
GP33 /FAN
General Purpose I/O /Fan Control (Note 4)
IO12
(I/O12/OD12)/
(O12/OD12)
VCC
(Note 13)
KEYBOARD/MOUSE (6)
59
KDAT
Keyboard Data
IOD16
IOD16
VCC
(Note 13)
60
KCLK
Keyboard Clock
IOD16
IOD16
VCC
61
MDAT
Mouse Data
IOD16
IOD16
VCC
(Note 13)
62
MCLK
Mouse Clock
IOD16
IOD16
VCC
66
GP36
/nKBDRST
General Purpose I/O /Keyboard Reset
(Note 8)
IO8
(I/O8/OD8) /O8
VCC
(Note 13)
67
GP37 /A20M
General Purpose I/O /Gate A20 (Note 8)
IO8
(I/O8/OD8) /O8
VCC
(Note 13)
PARALLEL PORT INTERFACE (17)
69
nINIT /nDIR
Initiate Output/FDC Direction Control
OP14
(OD14/OP14)
/OD14
VCC
70
nSLCTIN
/nSTEP
Printer Select Input/FDC Step Pulse
OP14
(OD14/OP14)
/OD14
VCC
71
PD0 /nINDEX
Port Data 0/FDC Index
IS/OP14
IOP14/IS
VCC
72
PD1 /nTRK0
Port Data 1/FDC Track 0
IS/OP14
IOP14/IS
VCC
73
PD2
/nWRTPRT
Port Data 2/FDC Write Protected
IS/OP14
IOP14/IS
VCC
74
PD3
/nRDATA
Port Data 3/FDC Read Disk Data
IS/OP14
IOP14/IS
VCC
75
PD4
/nDSKCHG
Port Data 4/FDC Disk Change
IS/OP14
IOP14/IS
VCC
76
PD5
Port Data 5
IOP14
IOP14
VCC
77
PD6 /nMTR0
Port Data 6/FDC Motor On 0
IOP14
IOP14/OD14
VCC
78
PD7
Port Data 7
IOP14
IOP14
VCC
80
SLCT
/nWGATE
Printer Selected Status/FDC Write Gate
IO12
I/OD12
VCC
81
PE /nWDATA
Paper End/FDC Write Data
IO12
I/OD12
VCC
82
BUSY
/nMTR1
Busy/FDC Motor On
IO12
I/OD12
VCC
83
nACK /nDS1
Acknowledge/FDC Drive Select 1
IO12
I/OD12
VCC
84
nERROR
/nHDSEL
Error/FDC Head Select
IO12
I/OD12
VCC
85
nALF
/nDRVDEN0
Autofeed Output/FDC Density Select
OP14
(OD14/OP14)/
OD14
VCC



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