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LPC47M172_07 Datasheet

  • LPC47M172_07

  • SMSC Corporation [Advanced I/O Controller with Motherboard ...

  • SMSC   SMSC

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Advanced I/O Controller with Motherboard GLUE Logic
Datasheet
PIN#
45
NAME
(NOTE 1)
nERROR
DESCRIPTION
BUFFER
NAME
(NOTE 2)
47
nSLCTIN
48
nINITP
50
nALF
51
nSTROBE
1
2
3
4
5
7
64
66
67
68
69
MCLK
MDAT
KCLK
KDAT
GA20M
nKBDRST
nIDE_RSTDRV
nHD_LED
nPRIMARY_
HD
nSECONDARY
_HD
nSCSI
I
A low on this input from the printer
indicates that there is an error condition at
the printer. Bit 3 of the Printer Status
register reads the nERR input. Refer to
Parallel Port description for use of this pin
in ECP and EPP mode.
OP14
This active low output selects the printer.
This is the complement of bit 3 of the
Printer Control Register. Refer to Parallel
Port description for use of this pin in ECP
and EPP mode.
Can be Configured as an Open-Drain
Output.
OP14
This output is bit 2 of the printer control
register. This is used to initiate the printer
when low. Refer to Parallel Port
description for use of this pin in ECP and
EPP mode. Can be configured as an
Open-Drain Output.
OP14
This output goes low to cause the printer
to automatically feed one line after each
line is printed. The nALF output is the
complement of bit 1 of the Printer Control
Register. Refer to Parallel Port
description for use of this pin in ECP and
EPP mode.
Can be configured as an Open-Drain
Output.
OP14
An active low pulse on this output is used
to strobe the printer data into the printer.
The nSTROBE output is the complement
of bit 0 of the Printer Control Register.
Refer to Parallel Port description for use
of this pin in ECP and EPP mode.
Can be configured as an Open-Drain
Output.
KEYBOARD/MOUSE INTERFACE (6)
Mouse Clock I/O
IOD24
Mouse Data I/O
IOD24
Keyboard Clock I/O
IOD24
Keyboard Data I/O
IOD24
Gate A20 Open-Drain Output
OD8
Keyboard Reset Open-Drain Output
OD8
GLUE PINS (29)
IDE Reset Output
OD8
OD12
Hard Drive Front Panel LED Open-Drain
Output
IDE Primary Drive Active Input
ISPU_400
IDE Secondary Drive Active Input
SCSI Drive Active Input
ISPU_400
ISPU_400
PWR
WELL
(NOTE 3)
VCC
NOTES
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
6
6
7
7
3
3
SMSC/Non-SMSC Register Sets (Rev.
01-11-07)
Page 19
SMSC LPC47M172
DATASHEET

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