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componentes Descripción

Fabricante

56F803

16-bit Digital Signal Controllers

Freescale Semiconductor 

Introduction

Power Port

Ground Port

Power Port

Ground Port

Other

Supply

Ports

PLL

and

Clock

External

Address Bus or

GPIO

External

Data Bus

External

Bus Control

Quadrature

Decoder or

Quad Timer A

VDD

6

VSS

6*

VDDA

1

VSSA

1

VCAPC

2

6

PWMA0-5

3

ISA0-2

3

FAULTA0-2

EXTAL

XTAL

CLKO

A0-A5

A6-7 (GPIOE2-E3)

A8-15 (GPIOA0-A7)

D0–D15

PS

DS

RD

WR

PHASEA0 (TA0)

PHASEB0 (TA1)

INDEX0 (TA2)

HOME0 (TA3)

1

1

56F803

1

6

2

8

16

1

1

1

1

1

1

1

1

1

SCLK (GPIOE4)

1

MOSI (GPIOE5)

1

MISO (GPIOE6)

1

SS (GPIOE7)

1

TXD0 (GPIOE0)

1

RXD0 (GPIOE1)

8

ANA0-7

1

VREF

1

MSCAN_RX

1

MSCAN_TX

PWMA

Port

SPI Port

or GPIO

SCI0 Port

or GPIO

ADCA

Port

CAN

JTAG/OnCE™

Port

TCK

1

TMS

1

TDI

1

TDO

1

TRST

1

DE

1

2

TD1-2

1

IRQA

IRQB

1

RESET

1

EXTBOOT

1

*includes TCS pin which is reserved for factory use and is tied to VSS

Figure 2-1 56F803 Signals Identified by Functional Group1

1. Alternate pin functionality is shown in parenthesis.

Freescale Semiconductor

56F803 Technical Data, Rev. 16

Quad

Timer D

Interrupt/

Program

Control

9

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