MOTOROLA

MC68322 PRODUCT INFORMATION

3

FEATURES

• Static EC000 Core Processor

– Complete Code Compatibility with M68000 Family

– Glueless Interface to Peripherals

– 256 Mbyte Address Range

• Graphics Execution Unit (GEU)

– Memory Reduction Techniques

- Run Length Encoded Scan Line Tables

– RISC Graphics Processor (RGP)

- Processes Multi-Operation Graphics Orders from Display List

- Produces Compressed Bit Map Image using Hardware Banding

- Dedicated Graphics Bus Allows up to 8 PPM Performance at 600 DPI Resolution

– Print Engine Video Controller (PVC)

- Converts Bit Map Image to Serial Data Stream and Feeds Print Engine

- Generic, Programmable, Non-Impact Printer Communications Interface

- Toner Conservation Technique

– Dedicated High-Performance DMA Controller for GEU Operations

• Bus Interface Unit (BIU)

– Dual Bus Architecture Allows Separate Buses to Function Independently

– Distributed Processing Optimizes System Performance

• System Integration Module (SIM)

– 8 Programmable Chip Selects

– 256 Kbytes to 512 Mbytes of PROM Address Space

– Independently Programmable Timing Parameters for each ROM Bank

– Integrated System Timer

• DRAM System Integration Module (DSIM)

– Supports 512 Kbyte, 2 Mbyte, and 8 Mbyte DRAM Bank Sizes

– Directly Controls up to 6 Banks of DRAM; Supports up to 48 Mbytes of DRAM

– Programmable Transparent Refresh of DRAM Banks

– Bursting DRAM Interface

• General-Purpose DMA Controller Module

– Provides High Speed Downloads Without Impact to Core Processor Performance

• IEEE 1284 Parallel Port Controller Module

– DMA Controller Supports 2 Mbyte/sec Bidirectional Communication Transfers

• 16MHz or 20MHz Operation

• 160 Pin Plastic Quad Flat Pack (QFP)

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com