LPC47M172 SMSC Corporation, LPC47M172 Datasheet - Page 27

• Manufacturer Part Number: LPC47M172
• Description: ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
• Manufacturer: SMSC Corporation

SMSC/Non-SMSC Register Sets (Rev. 02-27-04)
nCTS2
nDTR2
nRI2
IRRX2
IRTX2
SLCT
PE
BUSY
nACK
PD[7:0]
ERROR
nSLCTIN
nINITP
nALF
nSTROBE
MCLK
MDAT
KCLK
KDAT
GA20M
nKBDRST
nAUD_LINK_RST
nCDC_DWN_ENAB/
GP24
nCDC_DWN_RST
nFPRST
nBACKFEED_CUT
LATCHED_BF_CUT
SCK_BJT_GATE
nSCSI
GRN_LED
YLW_LED
nHD_LED
nSECONDARY_HD
nPRIMARY_HD
nIDE_RSTDRV
PWRGD_PS
nPS_ON
nCPU_PRESENT
SIGNAL NAME
VCC
VCC
VTR
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VTR
VTR
VTR
VTR
VTR
VTR
VTR
VCC
VTR
VTR
VCC
VCC
VCC
VCC
VTR
VTR
VTR
PWR WELL
Input
Out – high
-
Input
Out – low
Input
Input
Input
Input
Input
Input
Out – High
Out – High
Out – High
Out – High
Hi-Z
-
Hi-Z
-
Hi-Z
Hi-Z
-
-
-
-
-
-
-
-
-
Hi-Z
Input
Input
Out – low
-
-
-
PCI RESET
Input
DATASHEET
Input
Out – high
-
Input
Out – low
Input
Input
Input
Input
Input
Input
Out – High
Out – High
Out – High
Out – High
Hi-Z
-
Hi-Z
-
Hi-Z
Hi-Z
-
-
-
-
-
-
-
Input
-
-
Hi-Z
Input
Input
Out – low
-
-
-
Page 27
VCC POR
Off
Off
Input
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Input
Off
Input
Off
Off
Input
Input
Out – low
Input
Hi-Z
Out – low
Hi-Z
Off
Out – low
Out – low
Off
Off
Off
Off
Input
Hi-Z
Input
VTR POR
Advanced I/O Controller with Motherboard GLUE Logic
This pin is internally pulled
down to VSS until Serial Port 2
is enabled.
This pin is internally pulled
down to VSS until Serial Port 2
is enabled.
This pin is internally pulled
down to VSS until Serial Port 2
is enabled.
This pin is pulled up internally
This pin requires external pull-
up to V_5P0_STBY.
This pin requires external pull-
up to V_5P0_STBY.
This pin is pulled up internally
This pin is pulled up internally
This pin is pulled up internally
Requires external pull-up to
VCC5V
Requires external pull-up to
V_5P0_STBY
This pin is pulled up internally
NOTES
SMSC LPC47M172
Datasheet