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82801BA датащи(PDF) 4 Page - Intel Corporation |
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82801BA датащи(HTML) 4 Page - Intel Corporation |
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4 / 498 page ![]() iv 82801BA ICH2 and 82801BAM ICH2-M Datasheet Intel® 82801BA (ICH2) and 82801BAM (ICH2-M) Simplified Block Diagram INTRUDER# SMLINK[1:0] HL11:0] HL_STB HL_STB# HLCOMP THRM# SLP_S3 SLP_S5# PWROK PWRBTN# RI# RSMRST# SUS_STAT# /LPCPD# SUSCLK RSM_PWROK (ICH2) or LAN_PWROK (ICH2-M) VRMPWRGD AD[31:0] C/BE[3:0]# DEVSEL# FRAME# IRDY# TRDY# STOP# PAR PERR# REQ[0:4]# REQ5#/REQB# /GPIO1 REQA#/ GPIO0 GNT[0:4]# GNT5#/GNTB# /GPIO17 GNTA#/ GPIO16 PCICLK PCIRST# PLOCK# SERR# PME# Interrupt blk_ich2-ich2m A20M# CPUSLP# FERR# IGNNE# INIT# INTR NMI SMI# STPCLK# RCIN# A20GATE CPUPWRGD Processor Interface PCI Interface USB SERIRQ PIRQ[A:D]# PIRQ[H:E]/ GPIO[5:2] IRQ[14:15] APICCLK APICD[1:0] USBP1P USBP1N USBP0P USBP0N OC[3:0]# RTCX1 RTCX2 CLK14 CLK48 CLK66 RTC Clocks Misc. Signals SPKR RTCRST# (ICH2) TP0 FS0 PDCS1# SDCS1# PDCS3# SDCS3# PDA[2:0] SDA[2:0] PDD[15:0] SDD[15:0] PDDREQ SDDREQ PDDACK# SDDACK# PDIOR# SDIOR# PDIOW# SDIOW# PIORDY SIORDY IDE Interface Hub Interface LPC Interface SMBus Interface Power Mgnt. AC_RST# AC_SYNC AC_BIT_CLK AC_SDOUT AC_SDIN0 AC_SDIN1 AC'97 Link Firmware Hub System Mgnt. General Purpose I/O FWH[3:0] /LAD[3:0] FWH[4] /LFRAME# LAD[3:0] /FWH[4] LFRAME# /FWH[4] LDRQ[0:1]# SMBDATA SMBCLK SMBALERT# /GPIO[11] LAN_CLK LAN_RXD[2:0] LAN_TXD[2:0] LAN_RSTSYNC System Mgnt. System Mgnt. EE_SHCLK EE_DIN EE_DOUT EE_CS (ICH2-M)CLKRUN# / VGATE (ICH2-M) SLP_S1# (ICH2-M) C3_STAT#/GPIO[21] (ICH2-M) AGPBUSY# (ICH2-M) STP_PCI# (ICH2-M) STP_CPU# (ICH2-M) BATLOW# (ICH2-M) CPUPERF# (ICH2-M) SSMUXSEL (ICH2-M) Note: 1. The GPIO signals listed above represent the GPIO signals for the 82801BA ICH2. Some of these signals are not implemented in the 82801BAM ICH2-M. See Signal Description Chapter for details. GPIO[13:11,8:6,4:3,1:0] GPIO[23:16] GPIO[28:24] |
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