Tables

1-1

High True/Low True Signal Conventions

1-2

1-2

DSP56301 Switch Memory Configuration

1-10

1-3

DSP56301 Documentation

1-14

2-1

DSP56301 Functional Signal Groupings

2-1

2-2

Power Inputs

2-4

2-3

Ground Signals

2-4

2-4

Clock Signals

2-5

2-5

Phase-Lock Loop Signals

2-5

2-6

External Address Bus Signals

2-6

2-7

External Data Bus Signals

2-6

2-8

External Bus Control Signals

2-6

2-9

Interrupt and Mode Control

2-9

2-10

Host Interface

2-10

2-11

Summary of HI32 Signals and Modes

2-14

2-12

Host Port Pins (HI32)

2-16

2-13

Enhanced Synchronous Serial Interface 0

2-23

2-14

Enhanced Serial Synchronous Interface 1

2-25

2-15

Serial Communication Interface

2-27

2-16

Triple Timer Signals

2-28

2-17

JTAG/OnCE Interface

2-29

3-1

DSP56301 RAM Configurations

3-6

3-2

DSP56301 RAM Address Ranges by Configuration

3-6

4-1

DSP56301 Operating Modes

4-2

4-2

Operating Mode Definitions

4-3

4-3

Status Register Bit Definitions

4-7

4-4

Operating Mode Register (OMR) Bit Definitions

4-12

4-5

Interrupt Priority Level Bits

4-17

4-6

Interrupt Sources

4-17

4-7

Interrupt Source Priorities Within an IPL

4-19

4-8

PLL Control Register (PCTL) Bit Definitions

4-21

4-9

Bus Control Register (BCR) Bit Definitions

4-22

4-10

DRAM Control Register (DCR) Bit Definitions

4-25

4-11

Address Attribute Registers (AAR[0–3]) Bit Definitions

4-27

4-12

DMA Control Register (DCR) Bit Definitions

4-29

6-1

HI32 Features, Core-Side and Host-Side

6-2

6-2

HI32 Features in PCI Mode and Universal Bus Mode

6-3

6-3

HI32 (PCI Master Data Transfer Formats

6-8

6-4

Transmit Data Transfer Format

6-9

6-5

Receive Transfer Data Formats

6-10

6-6

HI32 Reset

6-12

6-7

HI32 Modes

6-13

6-8

Host Port Pin Functionality

6-18

6-9

HI32 Programming Model, DSP Side

6-22

 

 

 

 

Tables

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Motorola DSP56301 user manual Tables

DSP56301 specifications

The Motorola DSP56301 is a highly efficient digital signal processor, specifically engineered for real-time audio and speech processing applications. This DSP is part of Motorola's renowned DSP56300 family, which is recognized for its innovative features and outstanding performance in the realm of digital signal processing.

One of the main features of the DSP56301 is its ability to handle complex computations at high speeds. With a maximum clock frequency of 66 MHz, it delivers fast performance, enabling it to process audio signals in real time. The chip is built on a 24-bit architecture, which allows for high-resolution audio processing. This is particularly beneficial in applications such as telecommunications, consumer audio devices, and professional audio equipment, where precision is paramount.

The DSP56301 boasts a comprehensive instruction set that includes efficient mathematical operations, which are essential for digital filters and audio effects processing. One of the key innovations of this device is its dual data path architecture, which permits simultaneous processing of multiple data streams. This feature significantly enhances the device's throughput and responsiveness, making it suitable for demanding applications such as voice recognition and synthesis.

In terms of memory regions, the DSP56301 includes several on-chip memory categories, such as program memory, data memory, and a specialized memory for coefficients. The architecture's support for external memory expansion further increases its versatility, allowing designers to tailor systems to their specific requirements.

The DSP56301 implements advanced features such as a powerful on-chip hardware multiplier and accumulator, simplifying complex mathematical tasks and accelerating the execution of algorithms. Its flexible interrupt system enhances its capability to respond to time-sensitive operations, while the integrated serial ports facilitate efficient data communication with external devices.

Power consumption is also a vital characteristic of the DSP56301. It is designed with energy efficiency in mind, allowing for extended operation in battery-powered devices. The chip’s low power requirements are particularly advantageous in portable audio devices and other applications where energy conservation is crucial.

In conclusion, the Motorola DSP56301 is an exceptional digital signal processor that combines high processing power, flexibility, and efficiency. Its main features, advanced technologies, and robust architecture make it a top choice for developers seeking to create sophisticated audio and signal processing systems. With its enduring legacy in the industry, the DSP56301 continues to be relevant in a variety of modern applications, ensuring it remains a valuable tool for engineers and designers.