6-10

DSP Control Register (DCTR) Bit Definitions

6-23

6-11

DSP PCI Control Register (DPCR) Bit Definitions

6-27

6-12

DSP PCI Master Control Register (DMPC) Bit Definitions

6-31

6-13

DSP PCI Address Register (DPAR) Bit Definitions

6-33

6-14

DSP Status Register (DSR) Bit Definitions

6-35

6-15

DSP PCI Status Register (DPSR) Bit Definitions

6-38

6-16

DATH and DIRH Functionality

6-43

6-17

HI32 Programming Model, Host-Side Registers

6-44

6-18

PCI Bus Commands

6-46

6-19

Host-Side Registers (PCI Memory Address Space1)

6-47

6-20

Host-Side Registers (PCI Configuration Address Space1)

6-47

6-21

Host-Side Registers (Universal Bus Mode Address Space1)

6-47

6-22

Host Interface Control Register (HCTR) Bit Definitions

6-49

6-23

Host Interface Status Register (HSTR) Bit Definitions

6-57

6-24

Host Command Vector Register (HCVR) Bit Definitions

6-60

6-25

Device ID/Vendor ID Configuration Register (CDID/CVID) Bit Definitions

6-64

6-26

Status/Command Configuration Register (CSTR/CCMR) Bit Definitions

6-65

6-27

Class Code/Revision ID Configuration Register (CCCR/CRID) Bit Definitions ...

6-67

6-28

Header Type/Latency Timer Configuration Register (CHTY/CLAT/CCLS)

 

 

Bit Definitions

6-68

6-29

Memory Space Base Address Configuration Register (CBMA) Bit Definitions ....

6-70

6-30

Interrupt Line-Interrupt Pin Configuration Register(CILP) Bit Definitions

6-73

7-1

ESSI Clock Sources

7-3

7-2

Mode and Signal Definitions

7-5

7-3

ESSI Control Register A (CRA) Bit Definitions

7-15

7-4

ESSI Control Register B (CRB) Bit Definitions

7-19

7-5

ESSI Status Register (SSISR) Bit Definitions

7-28

7-6

ESSI Port Signal Configurations

7-37

8-1

SCI Registers After Reset

8-5

8-2

SCI Control Register (SCR) Bit Definitions

8-12

8-3

SCI Status Register

8-17

8-4

SCI Status Register (SSR) Bit Definitions

8-17

8-5

SCI Clock Control Register (SCCR) Bit Definitions

8-19

9-1

Timer Prescaler Load Register (TPLR) Bit Definitions

9-27

9-2

Timer Prescaler Count Register (TPCR) Bit Definitions

9-28

9-3

Timer Control/Status Register (TCSR) Bit Definitions

9-28

9-4

Inverter (INV) Bit Operation

9-32

B-1

Guide to Programming Sheets

B-2

B-2

Internal I/O Memory Map (X Data Memory)

B-3

B-3

Interrupt Sources

B-9

B-4

Interrupt Source Priorities Within an IPL

B-11

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DSP56301 User’s Manual

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Motorola DSP56301 user manual Essi Clock Sources
Page 15 Page 17

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.
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