FDC37C93X データシートの表示（PDF） - SMSC -> Microchip

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FDC37C93X

Plug and Play Compatible Ultra I/O™ Controller

SMSC -> Microchip 

DATAIN*

DATAOUT*

CLK*, ENABLE*

nIDE_ACK

nIOR

nIOW

AEN

SA[0:12]

SA[13-15]

SD[O:7]

DRQ[0:3]

nDACK[0:3]

TC

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

RESET_DRV

IOCHRDY

5V

Vcc (5)

Vss (7)

SERIAL

EEPROM

POWER

MANAGEMENT

nGPA

nGPCS* nGPWR*

DECODER

DATA BUS

ADDRESS BUS

CONFIGURATION

REGISTERS

CONTROL BUS

BIOS

BUFFER

nROMDIR

nROMCS

RD[0:7]

MULTI-MODE

PARALLEL

PORT/FDC

MUX

GENERAL

PURPOSE

I/O

PD0-7

BUSY, SLCT, PE,

nERROR, nACK

nSTROBE, nSLCTIN,

nINIT, nAUTOFD

GP1[0:7]*

GP2[0:5]*

16C550

COMPATIBLE

SERIAL

PORT 1

TXD1, nCTS1, nRTS1

RXD1

nDSR1, nDCD1, nRI1, nDTR1

HOST

CPU

INTERFACE

WDATA

WCLOCK

SMSC

PROPRIETARY

82077 COMPATIBLE

VERTICAL

FLOPPYDISK

CONTROLLER

CORE

DIGITAL

DATA

SEPARATOR

WITH WRITE

PRECOM-

PENSATION

RCLOCK

RDATA

CLOCK

GEN

nINDEX DENSEL nDS0,1

nTRK0 nDIR nMTR0,1

CLK 1

(14.318)

nDSKCHG nSTEP DRVDEN0

nWRPRT nHDSEL DRVDEN1

nWGATE

MID0

24CLK

16CLK

CLK0[1:3]

(14.318)

MID1

nWDATA nRDATA

*Multi-Function I/O Pin - Optional

16C550

COMPATIBLE

SERIAL

PORT 2 WITH

INFRARED

IDE2

OPTIONAL

IDE

INTERFACE

8042

RTC

IRRX*, IRTX*

TXD2(IRTX), nCTS2, nRTS2

RXD2(IRRX)

nDSR2, nDCD2, nRI2, nDTR2

nHDCS2,3

IDE2_IRQ

IDE1_IRQ

nIDE_DMA_ACK

nIDE1_OE

nIOWOP

nIOROP

nHDCS0, nHDCS1

A[2:0]

KBCLK

KBDATA

MSCLK

MSDATA

P21*

XTAL1,2

VBAT

FIGURE 1 - FDC37C93x BLOCK DIAGRAM

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