CL-PS7111-VC-A Просмотр технического описания (PDF) - Cirrus Logic

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CL-PS7111-VC-A

Low-Power System-on-a-Chip

Cirrus Logic 

CL-PS7111

Low-Power System-on-a-Chip

OSCILLATOR

PC CARD

SOCKETS

CL-PS6700

PC CARD

CONTROLLER

× 16

DRAM

× 16

DRAM

× 16

DRAM

× 16

DRAM

× 16

FLASH

× 16

FLASH

× 16

ROM

× 16

ROM

EXTERNAL MEMORY

MAPPED EXPANSION

BUFFERS

ADDITIONAL I/O

BUFFERS

AND

LATCHES

CL-PS7111

NCS[4]

PB0

EXPCLK

DD[3:0]

CL1

CL2

FRM

M

D[31:0]

A[27:0]

NMOE

WRITE

NRAS[1]

NRAS[0]

NCAS[0]

NCAS[1]

NCAS[2]

NCAS[3]

NCS[0]

NCS[1]

CS[n]

WORD

COL[7:0]

PA[7:0]

PB[7:0]

PD[7:0]

PE[2:0]

NPOR

NPWRFL

BATOK

NEXTPWR

NBATCHG

RUN

WAKEUP

DRIVE[1:0]

FB[1:0

PCMSYNC

PCMOUT

PCMCLK

PCMIN

LEDDRV

PHDIN

NCS[2]

NCS[3]

RxD1/2

TxD1/2

DSR

CTS

DCD

ADCCLK

NADCCS

ADCOUT

ADCIN

SMPCLK

LCD MODULE

KEYBOARD

POWER

SUPPLY UNIT

AND

COMPARATORS

DC

INPUT

BATTERY

DC-TO-DC

CONVERTERS

CODEC

IR LED AND

PHOTODIODE

2× RS-232

TRANSEIVER

ADC

DIGITIZER

Figure 3-1. System-Level Block Diagram

September 1997

PRELIMINARY DATA BOOK v2.0

17

FUNCTIONAL DESCRIPTION

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