FDC37C93X datasheet(10/203 Pages) SMSC

No de pièce	FDC37C93X

Description	Plug and Play Compatible Ultra I/O Controller

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Fabricant	SMSC [SMSC Corporation]

Site Internet	http://www.smsc.com

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FIGURE 1 - FDC37C93x BLOCK DIAGRAM

nDSR1, nDCD1, nRI1, nDTR1

TXD1, nCTS1, nRTS1

nINIT, nAUTOFD

HOST

CPU

MULTI-MODE

PARALLEL

PORT/FDC

MUX

16C550

COMPATIBLE

SERIAL

PORT 1

16C550

COMPATIBLE

SERIAL

PORT 2 WITH

INFRARED

IDE

CONFIGURATION

REGISTERS

POWER

MANAGEMENT

INTERFACE

CONTROL BUS

ADDRESS BUS

DATA BUS

nIOR

nIOW

AEN

SA[0:12]

SD[O:7]

DRQ[0:3]

nDACK[0:3]

IRQ[1,3-12,14,15]

RESET_DRV

CLOCK

GEN

CLK 1

(14.318)

nINDEX

nTRK0

nDSKCHG

nWRPRT

nWGATE

DENSEL

nDIR

nSTEP

nHDSEL

nDS0,1

nMTR0,1

RDATA

RCLOCK

WDATA

WCLOCK

nWDATA

nRDATA

nIDE1_OE

nHDCS0, nHDCS1

A[2:0]

TXD2(IRTX), nCTS2, nRTS2

RXD2(IRRX)

nDSR2, nDCD2, nRI2, nDTR2

RXD1

PD0-7

BUSY, SLCT, PE,

nERROR, nACK

nSTROBE, nSLCTIN,

5 V

Vcc (5)

Vss (7)

TC

SMSC

PROPRIETARY

82077 COMPATIBLE

VERTICAL

FLOPPYDISK

CONTROLLER

CORE

DIGITAL

DATA

SEPARATOR

WITH WRITE

PRECOM-

PENSATION

IOCHRDY

DECODER

nGPA

nGPCS* nGPWR*

BIOS

BUFFER

nROMDIR

nROMCS

RD[0:7]

GENERAL

PURPOSE

I/O

GP1[0:7]*

GP2[0:5]*

IRRX*, IRTX*

IDE1_IRQ

nIDE_DMA_ACK

8042

RTC

KBCLK

KBDATA

MSCLK

MSDATA

P21*

XTAL1,2

VBAT

DRVDEN0

nIDE_ACK

DRVDEN1

SERIAL

EEPROM

DATAIN*

DATAOUT*

CLK*, ENABLE*

IDE2

OPTIONAL

nHDCS2,3

IDE2_IRQ

nIOROP

nIOWOP

MID0

MID1

CLK0[1:3]

(14.318)

24CLK

16CLK

*Multi-Function I/O Pin - Optional

SA[13-15]

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