AT76C112 Просмотр технического описания (PDF) - Atmel Corporation

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AT76C112

High-Performance Digital Camera Processor

Atmel Corporation 

Features

• Baseline JPEG Compression/Decompression

• Image Resize Engine

• 16-bit YC Digital Interface for CMOS Imager Input and Display Output

• Compatible with Various Types of Display Devices

• SDRAM Interface – Support from 16M Bits to 256M Bits

• Support for all Flash Card Interfaces (Atmel DataFlash®, MMC, SD, SSFDC,

CompactFlash, Memory Stick)

• USB and USART Interfaces for PC Camera Applications

• 4 Dedicated External Interrupts, Timer Clock Input and Wake-up Pin

• Serial Interface for Controlling Camera Components

• 32 Pins for General-purpose I/O

• Up to 2M Bytes Program Space

• Support for RTOS

• All Low-level Software, Application Samples are Provided

• 208-pin BGA Package

• 1.8-volt Core and 3.3-volt I/O Operation

Figure 1. Typical DSC Application Using AT76C112

SDRAM

• Digital Inputs

• Control

• Push Buttons

SDRAM I/F

GPIO

YC

From Imager/

I/F

To Display

CDS

A/D

RS232

Port

(PC)

USB (PC)

Serial

Camera

I/F

USART

MPix

AT76C112

USB

External

Memory I/F

Flash

Card

I/F

Flash

• Flash

• SRAM

• CompactFlash

• MMC/SPI/SD

• SSFDC

• DataFlash

• Memory Stick

High-

Performance

Digital Camera

Processor

AT76C112

Summary

Rev. 2372AS–DIGICAM–08/02

Note: This is a summary document. A complete document is

available under NDA. For more information, please contact your 1

local Atmel sales office.

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