Controller - Compaq Armada e500 Series Reference Manual

VCC1(3)
VCC2(4)
VSS(9)
SYSTEM
nRESET_OUT
RESET
nIOR
nIOW
nMEMRD
nMEMWD
nROMCS
AEN
SA[0:15]
SD[0:7]
DRQ[0:1]
DRQ[2:3]*
nDAC[0:1]
HOST
TC
CPU
INTERFACE
nDAC[2:3]*
nNOWS
IOCHRDY
INTERRUPTS
nlRBQ*
nSMI*
SER_IRQ
nCLKRUN
PCI_CLK
MODE
nEA CONTROL
IPUTS
VCC1_PWRGD
PWRGD
32khz_OUT
PLL CLOCK
24Mhz_OUT
GENERATOR
CLOCKI
(14.318MHz)
XOSEL
RTC
2 X 128 BYTE
XTAL2
BANKS OF
XTAL1
CMOS RAM
VCCO
BANK BANK
AGND
1 2
*_ --ALTERNATE FUNCTION
nWDATA
DIGITAL DATA
SEPARATOR
nRDATA
WITH WRITE
PRECOMPENSATION
SMSC
PROPRIETARY
#2077 COMPATIBLE
VERTICAL FLOPPY DISK
CONTROLLER CORE
POWER
CONFIGURATION
MANAGEMENT
REGISTERS
nEC_SCI
8051
REGISTERS
256B
Direct RAM
SUB-BLOCK
EXTERNAL
REGISTERS
Ring
Oscillator
w/ FAIL SAFE
EXTERNAL
ACPI
EMBEDDED

CONTROLLER

PM1
CLOCK
WDT
Vcc2 POWERED
Vcc1 POWERED
16C550
COMPATIBLE
SERIAL PORT 1
INFRARED
MULTI-MODE
PARALLEL
PORT / FDC
MUX
IN
GENERAL
OUT
PURPOSE I/O
INTERFACE
I/O
I/O
LED
MAILBOX
DRIVER
8051
16 X 8
KEYBOARD
CONTROL
INTERFACE
256B
PS/2
8051 RAM
PORTS
ACCESS
BUS
ACCESS
BUS2
PWM
FLASH
FDC37N97X
INTERFACE
(tikki)
TXD, nRTS,
nDTR
RXD, nCTS,
nDSR, nDCD
nRI
IRRX*
IRRX2
IRMODE /
IRRX3A,
IRMODE /
IRRX38
IRXT*
IRXT2
PD[0:7]
BUSY, SLCT,
PE, nERROR,
nACK
nSLCTIN, nINIT,
nALF,
nSTROBE
INO-7
OUTO-11
GPIO 16-21
GPIO 0-15
nBAT_LED,
nPWR_LED,
nFOD_LED
KSI[0:7]
KSO[0:13],
KSO[14:15]*
KCLK, EMCLK,
IMCLK,
PS2CLK
KDAT, EMDAT,
IMDAT,
PS2DAT
AB_DATA,
AB_CLK
AB2_DATA*,
AB2_CLK*
PWM0*, PWM1*
FAD[0:7]
FA[8:18],
nFRD, nFWR,
FALE
nFCS