LPC47S457-NC SMSC [SMSC Corporation], LPC47S457-NC Datasheet - Page 13

• Manufacturer Part Number: LPC47S457-NC
• Description: Advanced I/O with X-Bus Interface
• Manufacturer: SMSC [SMSC Corporation]

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