Introduction; Manual Organization; Signal/Connection Descriptions - Motorola DSP56309 User Manual

1.1

INTRODUCTION

This manual describes the DSP56309 24-bit digital signal processor (DSP), its memory,
operating modes, and peripheral modules. The DSP56309 is an implementation of the
DSP56300 core with a unique configuration of on-chip memory, cache, and peripherals.
This manual is intended to be used with the
which describes the central processing unit (CPU), core programming models, and
instruction set details.
specifications, timing, pinout, and packaging descriptions of the DSP56309.
You can obtain these documents, as well as MotorolaÕs DSP development tools, through
a local Motorola Semiconductor Sales Office or authorized distributor.
To receive the latest information about this DSP, access the Motorola DSP home page at
the address on the back cover of this document.
1.2

MANUAL ORGANIZATION

This manual contains the following sections and appendices:
Section 1ÑDSP56309 Overview
Ð Features list and block diagram
Ð Related documentation needed to use this chip
Ð The organization of this manual
Section 2ÑSignal/Connection Descriptions
Ð Signals on the DSP56309 pins and their functional groupings
Section 3ÑMemory Configuration
Ð DSP56309 memory spaces, RAM configuration, memory configuration bit
settings, memory configurations, and memory maps
Section 4ÑCore Configuration
Ð Registers for configuring the DSP56300 core to program the DSP56309, in
particular the interrupt vector locations and the operation of the interrupt
priority registers
Ð Operating modes and how they affect the processorÕs program and data
memories
MOTOROLA
DSP56309 Technical Data (DSP56309/D)
DSP56309UM/D
DSP56300 Family Manual (DSP56300FM/AD),
provides electrical
DSP56309 Overview

Introduction

1-3