Analog Devices ADSP-21364 Manual do Utilizador descarregar pdf (Página 38)

System Architecture

2-4 ADSP-21364 EZ-KIT Lite Evaluation System Manual

All of the PP signals are available externally via the expansion interface

connectors (

J1–3). The pinout of the connectors can be found in

“ADSP-21364 EZ-KIT Lite Schematic” on page B-1.

Figure 2-2. Parallel Port Connections Block Diagram

DSP

AD15-0

Expansion

Inte rface

ALE

373

8-bit

Latch

373

8-bit Latch

(2)

512KB

SRAM

D7-0

A8-18

A0-7

8 LED s

Opening the switch

pu ts latc h alw ays in

Transparent M ode

1MB

FLASH

D7-0

A8-19

A0-7

FLASH_CS

SR AM _CS

FLASH_CS

SRAM_CS

LED_CS

138

3->8

DEC

D0- 7

A23

A22

A21

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 76 77

ADSP-21364 EZ-KIT Lite 1
Evaluation System Manual 1
Copyright Information 2
Limited Warranty 2
Disclaimer 2
Regulatory Compliance 3
CONTENTS 5
USING ADSP-21364 EZ-KIT LITE 6
Purpose of This Manual 12
Intended Audience 12
Manual Contents 13
What’s New in This Manual 14
Technical or Customer Support 14
Supported Processors 15
Product Information 15
Processor Product Information 16
Related Documents 16
Printed Manuals 19
Notation Conventions 20
1 USING ADSP-21364 EZ-KIT 23
Package Contents 24
Default Configuration 25
J7 on the EZ-KIT Lite board 26
LED10) is on. Also verify 26
ZJ1 on the ADSP-21364 26
ZLED3, located near the 27
External Memory 29
Analog Audio 30
LEDs and Push Buttons 32
Example Programs 34
Background Telemetry Channel 34
2 ADSP-21364 EZ-KIT LITE 35
HARDWARE REFERENCE 35
System Architecture 36
Parallel Port 37
DAI Interface 39
SPI Interface 40
FLAG Pins 40
Expansion Interface 41
JTAG Emulation Port 42
Switch Settings 43
Codec Setup Switch (SW7) 44
SPI Disable Switch (SW8) 45
General Purpose LEDs (LED8–1) 48
Reset LED (LED9) 48
Power LED (LED10) 48
USB Monitor LED (ZLED3) 48
Push Buttons (SW1–4) 49
Board Reset Push Button (SW5) 49
Connectors 50
Audio In RCA Connector (J4) 51
Audio Out RCA Connector (J5) 51
Headphone Out Jack (J6) 51
Power Jack (J7) 52
SPI Header (P2) 53
DAI Header (P3) 53
USB Connector (ZJ1) 53
JTAG Header (ZP4) 54
OF MATERIALS 55
Schematic 63
A0190-2004 64
ANALOG AUDIO 66
AUDIO OUT 1 67
AUDIO OUT 2 68
AUDIO OUT 3 69
SPDIF CONNECTORS 70
RESET/PB/LED 71

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