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CP3CN23

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
美国国家半导体 - NSC		/
页数	文件大小	规格书
246页	3536K
描述
CP3CN23 Reprogrammable Connectivity Processor with Dual CAN Interfaces

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CP3CN23 数据手册

FINAL

JULY 2004

CP3CN23 Reprogrammable Connectivity Processor with

Dual CAN Interfaces

1.0 General Description

The CP3CN23 connectivity processor combines high per- trade-off between battery size and operating time for hand-

formance with the massive integration needed for embed- held and portable applications.

ded applications. A powerful RISC core with on-chip SRAM

In addition to providing the features needed for the next gen-

and Flash memory provides high computing bandwidth,

eration of embedded products, the CP3CN23 is backed up

hardware communications peripherals provide high-I/O

by the software resources designers need for rapid time-to-

bandwidth, and an external bus provides system expand-

market, including an operating system, peripheral drivers,

ability.

reference designs, and an integrated development environ-

On-chip communications peripherals include: dual CAN ment.

controllers, Microwire/Plus, SPI, ACCESS.bus, quad UART,

National Semiconductor offers a complete and industry-

12-bit A/D converter, and Advanced Audio Interface (AAI).

proven application development environment for CP3CN23

Additional on-chip peripherals include Random Number

applications, including the IAR Embedded Workbench,

Generator (RNG), DMA controller, CVSD/PCM conversion

iSYSTEM winIDEA and iC3000 Active Emulator, and Appli-

module, Timing and Watchdog Unit, Versatile Timer Unit,

cation Software.

Multi-Function Timer, and Multi-Input Wake-Up (MIWU)

unit.

Hand-held devices can be both smaller and lower in cost for

maximum consumer appeal. The low voltage and advanced

power-saving modes achieve new design points in the

Block Diagram

Clock Generator

12 MHz and 32 kHz

Oscillator

PLL and Clock

Generator

Power-on-Reset

256K Bytes

Flash

Program

Memory

Serial

Debug

Interface

8K Bytes

Flash

Data

32K Bytes

Static

RAM

Dual

CAN 2.0B

Controller

CR16C

CPU Core

CPU Core Bus

Random

Number

Generator

Timing and

Watchdog

Unit

Interrupt

Control

Unit

Power

Manage-

ment

Peripheral

Bus

Controller

Bus

Interface

Unit

DMA

Controller

CVSD/PCM

Converter

Peripheral Bus

ACCESS

.bus

Audio

Interface

Microwiire/

SPI

Versatile

Timer Unit

Muti-Func-

tion Timer

Multi-Input

Wake-Up

8-Channel

12-bit ADC

GPIO

Quad UART

DS310

TRI-STATE is a registered trademark of National Semiconductor Corporation.

www.national.com

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