DSP56F826PB Просмотр технического описания (PDF) - Freescale Semiconductor

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производитель

DSP56F826PB

16-bit Digital Signal Controllers

Freescale Semiconductor 

Introduction

2.5V Power

3.3V Analog Power

3.3V Power

Ground

Analog Ground

Ground

PLL

and

Clock

External

Address Bus or

GPIO

External Data

Bus

External

Bus Control

VDD

3

VDDA

1

VDDIO

4

VSS

4*

VSSA

1

VSSIO

4

EXTAL

1

XTAL (CLOCKIN)

1

CLKO

1

56F826

A0-A7 (GPIOE)

8

A8-A15 (GPIOA)

8

D0–D15

16

PS

1

DS

1

RD

1

WR

1

8 GPIOB0–7

8 GPIOD0–7

1 SRD (GPIOC0)

1 SRFS (GPIOC1)

1 SRCK (GPIOC2)

1 STD (GPIOC3)

1 STFS (GPIOC4)

1 STCK (GPIOC5)

1 SCLK (GPIOF4)

1 MOSI (GPIOF5)

1 MISO (GPIOF6)

1 SS (GPIOF7)

1 TXD0 (SCLK0)

1 RXD0 (MOSI0)

1 TXD1 (MISO0)

1 RXD1 (SS0)

Quad Timer A

or GPIO

TA0 (GPIOF0)

1

TA1 (GPIOF1)

1

TA2 (GPIOF2)

1

TA3 (GPIOF3)

1

JTAG/OnCE™

Port

TCK

1

TMS

1

TDI

1

TDO

1

TRST

1

DE

1

1 IRQA

1

IRQB

1

RESET

EXTBOOT

1

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

Figure 2-1 56F826 Signals Identified by Functional Group1

Dedicated

GPIO

SSI Port

or GPIO

SPI1 Port

or GPIO

SCI0, SCI1

Port or

SPI0 Port

Interrupt/

Program

Control

1. Alternate pin functionality is shown in parentheses.

56F826 Technical Data, Rev. 14

Freescale Semiconductor

9

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