CS7410 datasheet(21/39 Pages) CIRRUS

21 / 39 page

CS7410

DS553PP1

2. CS7410 SUMMARY

2.1

CS7410 Typical Application

Figure 16 shows an example of a complete audio player using the CS7410.

2.2

CS7410 Block Summaries

2.2.1

RISC-32

•

Powerful 32-bit RISC processor

•

Comprehensive development tool support

•

Big or little endian data formats supported

•

32x32 (64-bit result) MAC, 2 cycles / multiply

with C support

•

4 Kbyte instruction cache, 2 Kbyte data cache

•

Single cycle instructions, runs up to 90 MHz

2.2.2

DSP-16

•

Powerful 16-bit DSP processor

•

16-bit fixed point logic, with 36 bit accumula-

tor.

•

Single-cycle throughput, 2-cycle latency multi-

ply accumulate, 16-bit simple integer logic

•

512 byte instruction cache, 8 Kbyte program

visible local memory

•

Single cycle instructions, runs up to 90 MHz

•

DSP MAC is pipelined, 1 cycle / multiply

2.2.3

System Controls

•

Includes 32 hardware lockable semaphore reg-

isters

•

Two general-purpose registers for inter-proces-

Servo

DSP/Rd

Channel

Speakers/Headphones

(2 or 4 channel)

PCM

DACs

OP-AMPs

4 Chan.

Debug

Optical

Driver

2 Chan.

IEC-958

ROM/FLASH

(optional)

0-2 MB

For new code

DRAM

EDO/SDRAM

(optional)

0-8 MB

For shock protection

Serial

EEPROM

(optional)

Keypad

Matrix

LCD

Controller/

Display

receiver

GPIO

Memory

Interface

Serial

Interface

Digital Audio Out

DAC

Out

Interface

CS7410

Figure 16. CS7410 Application

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