FW82801E Intel, FW82801E Datasheet - Page 8

• Manufacturer Part Number: FW82801E
• Description: Communications I/O Controller Hub
• Manufacturer: Intel

Intel
8
Figure 2. Intel
®
82801E C-ICH
®
82801E C-ICH Simplified Block Diagram
PIRQ[G:H]/GPIO[5:4]
GPIO[13:11,8:4,1:0]
GPIO[28:27,25:24]
SIU_LAD[3:0]
SIU_RESET#
CPUPWRGD
GPIO[23:16]
EE0_SHCLK
SIU0_DCD#
SIU0_DSR#
SIU0_DTR#
SIU0_CTS#
SIU0_RTS#
PIRQ[A:F]#
APICD[1:0]
EE0_DOUT
RTCRST#
PDD[15:0]
SDD[15:0]
PDDACK#
SDDACK#
IRQ[15:14]
SIU_LCLK
SIU0_RXD
SIU0_TXD
CPUSLP#
STPCLK#
A20GATE
PDDREQ
SDDREQ
APICCLK
PDA[2:0]
SDA[2:0]
SIU0_RI#
PDIOW#
SDIOW#
OC[1:0]#
PDCS1#
SDCS1#
PDCS3#
SDCS3#
USBP1P
USBP1N
USBP0P
USBP0N
EE0_DIN
PIORDY
SIORDY
PDIOR#
SDIOR#
IGNNE#
SERIRQ
EE0_CS
TP[3:0]
A20M#
FERR#
RTCX1
RTCX2
RCIN#
CLK14
CLK48
CLK66
SPKR
INIT#
INTR
SMI#
NMI
Processor
EEPROM0
Interface
Interface
Interrupt
Purpose
General
Clocks
IDE
RTC
USB
I/O
Miscellaneous
Serial I/O
Signals
Unit
EEPROM1
Manage-
Interface
Interface
Interface
Signals
Firmware
Interface
SMBus
System
Power
ment
LAN0
LAN1
LPC
Hub
Hub
PCI
Advance Information Datasheet
UART_CLK
SIU1_RXD
SIU1_TXD
SIU1_CTS#
SIU1_DSR#
SIU1_DCD#
SIU1_RI#
SIU1_DTR#
SIU1_RTS#
SIU_LFRAME#
SIU_LDRQ#
SIU_SERIRQ
THRM#
RI#
SUSCLK
AD[31:0]
C/BE[3:0]#
DEVSEL#
FRAME#
IRDY#
TRDY#
STOP#
PAR
PERR#
REQ[3:0]#
REQ[5]#/REQ[B]#/GPIO[1]
REQ[A]#/GPIO[0]
GNT[3:0]#
GNT[5]#/GNT[B]#/GPIO[17]
GNT[A]#/GPIO[16]
PCICLK
PCIRST#
PLOCK#
SERR#
PWROK
RSMRST#
RSM_PWROK
VRMPWRGD
HL[11:0]
HL_STB
HL_STB#
HLCOMP
FWH[3:0]/LAD[3:0]
FWH[4]/LFRAME#
LAD[3:0]/FWH[3:0]
LFRAME#/FWH[4]
LDRQ[1:0]#
SMBDATA
SMBCLK
SMBALERT#/GPIO[11]
INTRUDER#
SMLINK[1:0]
LAN0_CLK
LAN0_RXD[2:0]
LAN0_TXD[2:0]
LAN0_RSTSYNC
LAN1_CLK
LAN1_RXD[2:0]
LAN1_TXD[2:0]
LAN1_RSTSYNC
EE1_SHCLK
EE1_DIN
EE1_DOUT
EE1_CS
Blk_CICH.vsd