LPC47M112 SMSC Corporation, LPC47M112 Datasheet - Page 11

• Manufacturer Part Number: LPC47M112
• Description: ENHANCED SUPER I/O CONTROLLER WITH LPC INTERFACE
• Manufacturer: SMSC Corporation

Enhanced Super I/O Controller with LPC Interface
Datasheet
SMSC DS – LPC47M112
9
4
5
3
15
14
13
1
2
SERIAL PORT 1 INTERFACE (8)
84
85
87
88
89
86
91
90
SERIAL PORT 2 INTERFACE (8)
95
96
98
99
100
97
94
92
PARALLEL PORT INTERFACE (17)
66
67
68
69
PIN No./ QFP
Step Pulse
Disk Change
Drive Select 0
Motor On 0
Write Protected
Track 0
Index Pulse Input
General Purpose
I/O/Drive Density
Select 0
General Purpose
I/O/Drive Density
Select 1
Receive Serial Data 1
Transmit Serial Data 1
Request to Send 1
Clear to Send 1
Data Terminal Ready 1
Data Set Ready 1
Data Carrier Detect 1
Ring Indicator 1
General Purpose I/O
/Receive Serial Data 2
(Infrared Rx)
General Purpose I/O
/Transmit Serial Data 2
(Infrared Tx)
General Purpose I/O
/Request to Send 2
General Purpose I/O
/Clear to Send 2
General Purpose I/O
/Data Terminal Ready
General Purpose I/O
/Data Set Ready 2
General Purpose
I/O/Data Carrier Detect
2
General Purpose
I/O/Ring Indicator 2
Initiate Output
Printer Select Input
Port Data 0
Port Data 1
NAME
DATASHEET
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
TOTAL
Page 11
nSTEP
nDSKCHG
nDS0
nMTR0
nWRTPRT
nTRKO
nINDEX
GP40/
DRVDEN0
GP41/
DRVDEN1
RXD1
TXD1
nRTS1/
SYSOP
nCTS1
nDTR1
nDSR1
nDCD1
nRI1
GP52/RXD2
(IRRX)
GP53/TXD2(
IRTX)
GP55/
nRTS2
GP56/
nCTS2
GP57/
nDTR2
GP54/
nDSR2
GP51/
nDCD2
GP50/nRI2
nINIT
nSLCTIN
PD0
PD1
SYMBOL
O12
IS
O12
O12
IS
IS
IS
IO12
IO12
IS
O12
O8
I
O6
I
I
I
IS/O8
IO12
IO8
IO8
IO8
IO8
IO8
IO8
OP14
OP14
IOP14
IOP14
BUFFER
TYPE
(O12/OD12)
IS
(O12/OD12)
(O12/OD12)
IS
IS
IS
(I/O12/OD12)/
(O12/OD12)
(I/O12/OD12)/
(O12/OD12)
IS
O12
O8
I
O6
I
I
I
(IS/O8/OD8)
/IS
(I/O12/
OD12)/O12
(I/O8/OD8)/ O8
(I/O8/OD8)/I
(I/O8/OD8)/ O8
(I/O8/OD8)/I
(I/O8/OD8)/I
(I/O8/OD8)/I
(OD14/OP14)
(OD14/OP14)
IOP14
IOP14
PER FUNCTION
BUFFER TYPE
(NOTE 1)
Rev. 02/02/2005
5
NOTES