DSP56F805 datasheet(8/56 Pages) FREESCALE

Part #	DSP56F805

Description	16-bit Digital Signal Controllers

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

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56F805 Technical Data, Rev. 16

8

Freescale Semiconductor

Part 2 Signal/Connection Descriptions

2.1 Introduction

The input and output signals of the 56F805 are organized into functional groups, as shown in Table 2-1

and as illustrated in Figure 2-1. In Table 2-2 through Table 2-18, each table row describes the signal or

signals present on a pin.

Table 2-1 Functional Group Pin Allocations

Functional Group

Number of

Pins

Detailed

Description

Power (VDD or VDDA)9

Table 2-2

Ground (VSS or VSSA)9

Table 2-3

Supply Capacitors and VPP

3

Table 2-4

PLL and Clock

3

Table 2-5

Address Bus1

16

Table 2-6

Data Bus

16

Table 2-7

Bus Control

4

Table 2-8

Interrupt and Program Control

5

Table 2-9

Dedicated General Purpose Input/Output

14

Table 2-10

Pulse Width Modulator (PWM) Port

26

Table 2-11

Serial Peripheral Interface (SPI) Port1

1.

Alternately, GPIO pins

4

Table 2-12

Quadrature Decoder Port2

2.

Alternately, Quad Timer pins

8

Table 2-13

Serial Communications Interface (SCI) Port1

4

Table 2-14

CAN Port

2

Table 2-15

Analog to Digital Converter (ADC) Port

9

Table 2-16

Quad Timer Module Ports

6

Table 2-17

JTAG/On-Chip Emulation (OnCE)

6

Table 2-18

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DSP56F805 Datasheet(PDF) 8 Page - Freescale Semiconductor, Inc

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