LPC47S457-NC SMSC [SMSC Corporation], LPC47S457-NC Datasheet - Page 15

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

SMSC DS – LPC47S45x
PIN #
107
108
109
110
111
112
113
114
115
104
105
54
55
20
31
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
nXWR /GP70
nXRD /GP71
XA0 /GP72
XA1 /GP73
XA2 /GP74
XA3 /GP75
nXCS0/ GP76
XCS1/ GP77
GP30/ nXCS2
GP31/ nXCS3
LCDCS
SCLK
SDAT
GP42
/IO_PME#
GP43/DDRC
GP80
GP81
GP82
GP83
GP84
GP85
GP86
GP87
GP62/IRQINC
GP20
/P17/nDS1
GP21 /P16
GP22 /P12
/MTR1#
GP23/IRQIND
GP24/P17
GP25/P12
NAME
X-BUS Write (Note 10) /General Purpose
I/O
X_BUS Read (Note 10) /General Purpose
I/O
X-BUS Address 0 /General Purpose I/O
X-BUS Address 1 /General Purpose I/O
X-BUS Address 2 /General Purpose I/O
X-BUS Address 3 /General Purpose I/O
X-Bus Chip Select 0 /General Purpose I/O
X-Bus Chip Select 1(Note 11) /General
Purpose I/O
General Purpose I/O/ X-Bus Chip Select 2
General Purpose I/O / X-Bus Chip Select 3
LCD Panel Chip Select
SMBus Clock
General Purpose I/O /SMBus Data
General Purpose I/O / Power Management
Event Output
General Purpose I/O / Device Disable Reg.
Control
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O
General Purpose I/O /IRQ Input C
General Purpose I/O / P17 /Drive Select 1
General Purpose I/O / P16
General Purpose I/O / P12 /Motor On 1
General Purpose I/O /IRQ Input D
General Purpose I/O / P17
General Purpose I/O /P12
GENERAL PURPOSE I/O PINS (23)
SMBUS PINS (2)
LCD PINS (1)
DATASHEET
FUNCTION
Page 15 of 259
O8
O8
IO8
IO8
IO8
IO8
O8
O8
IO8
IO8
O8
IOD12
IOD12
IO12
IO8
IO8
IO8
IO8
IO8
IO8
IO8
IO8
IO8
IO8
IO12
IO8
IO12
IO8
IO8
IO8
BUFFER
TYPE
O8 /(I/O8/OD8)
O8 /(I/O8/OD8)
IO8 /(I/O8/OD8)
IO8 /(I/O8/OD8)
IO8 /(I/O8/OD8)
IO8 /(I/O8/OD8)
O8 /(I/O8/OD8)
O8 /(I/O8/OD8)
(I/O8/OD8)/ O8
(I/O8/OD8)/ O8
O8
IOD12
IOD12
(I/O12/OD12)
/(O12/OD12)
(I/O8/OD8)/I
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)
(I/O8/OD8)/ I
(I/O12/OD12)/
IO12/(O12/OD1
2)
(I/O8/OD8)/IO8
(I/O12/OD12)
/IO12
/(O12/OD12)
(I/O8/OD8)/I
(I/O8/OD8) /IO8
(I/O8/OD8) /IO8
BUFFER TYPE
FUNCTION
(NOTE 1)
PER
Rev. 07/09/2001
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
(Note 13)
VCC
(Note 13)
VCC
VCC
VCC
VTR
VCC
(Note 13)
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
(Note 13)
VCC
(Note 13)
VCC
(Note 13)
VCC
(Note 13)
VCC
(Note 13)
VCC
(Note 13)
VCC
(Note 13)
POWER
WELL