Host Interface/Port B Detail Signal Diagram

DSP56301

Host Interface

(HI32)

Port B Signals

PCI Bus

Universal Bus

Port B GPIO

Host Port (HP)

Reference

HAD0

HA3

PB0

HP0

HAD1

HA4

PB1

HP1

HAD2

HA5

PB2

HP2

HAD3

HA6

PB3

HP3

HAD4

HA7

PB4

HP4

HAD5

HA8

PB5

HP5

HAD6

HA9

PB6

HP6

HAD7

HA10

PB7

HP7

HAD8

HD0

PB8

HP8

HAD9

HD1

PB9

HP9

HAD10

HD2

PB10

HP10

HAD11

HD3

PB11

HP11

HAD12

HD4

PB12

HP12

HAD13

HD5

PB13

HP13

HAD14

HD6

PB14

HP14

HAD15

HD7

PB15

HP15

HA0

PB16

HP16

HC0/HBE0

HA1

PB17

HP17

HC1/HBE1

HA2

PB18

HP18

HC2/HBE2

Tie to pull-up or VCC

PB19

HC3/HBE3

HP19

HTRDY

HDBEN

PB20

HP20

HIRDY

HDBDR

PB21

HP21

HDEVSEL

HSAK

PB22

HP22

HLOCK

HBS

PB23

HP23

HPAR

HDAK

Internal disconnect

HP24

HPERR

HDRQ

Internal disconnect

HP25

HGNT

HAEN

Internal disconnect

HP26

HREQ

HTA

Internal disconnect

HP27

HSERR

HIRQ

Internal disconnect

HP28

HSTOP

HWR/HRW

Internal disconnect

HP29

HIDSEL

HRD/HDS

Internal disconnect

HP30

HFRAME

Tie to pull-up or VCC

HP31

HCLK

Tie to pull-up or VCC

Internal disconnect

HP32

HAD16

HD8

HP33

HAD17

HD9

Internal disconnect

HP34

HAD18

HD10

Internal disconnect

HP35

HAD19

HD11

Internal disconnect

HP36

HAD20

HD12

Internal disconnect

HP37

HAD21

HD13

Internal disconnect

HP38

HAD22

HD14

Internal disconnect

HP39

HAD23

HD15

Internal disconnect

HP40

HAD24

HD16

Internal disconnect

HP41

HAD25

HD17

Internal disconnect

HP42

HAD26

HD18

Internal disconnect

HP43

HAD27

HD19

Internal disconnect

HP44

HAD28

HD20

Internal disconnect

HP45

HAD29

HD21

Internal disconnect

HP46

HAD30

HD22

Internal disconnect

HP47

HAD31

HD23

Internal disconnect

HP48

HRST

Internal disconnect

HP49

HINTA

Internal disconnect

HP50

PVCL

Leave unconnected

PVCL

Note: HPxx is a reference only and is not a signal name. GPIO references formerly designated as HIOxx have been renamed PBxx for consistency with other Motorola DSPs.

Figure 2-2.Host Interface/Port B Detail Signal Diagram

Signals/Connections

2-3

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.

Motorola DSP56301 user manual Host Interface/Port B Detail Signal Diagram

Models: DSP56301

Figure 2-2.Host Interface/Port B Detail Signal Diagram

DSP56301 specifications