Siemens SPC3 Specifikace stáhnout pdf (Strana 10)

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DPC31 HW

Page 8 Version V 1.0

DPC31 HW Description

2 Overview

2.1 General Data

Package: 100 Pin PQFP

Baudrate: Asynchronous: 9.6, 19.2, 45.45, 93.75, 187.5, 500 kBd, 1.5, 3, 6 & 12 MBd

Synchronous: 31.25 kBd

Bus Interface: 8-Bit asynchronous/synchronous Intel and Motorola interface

C31 Ports: Standard Port Interface (4 Ports) for external memory expansion and emulator

interface

SSC Interface: Synchronous serial interface (SPI) for connecting serial E

PROMs, A/D converters,

etc.

Memory Area 6 kByte (approx. 5.5 kByte utilizable) can be directly addressed and can be broken

down into data and code memory

Environmental Cond.: 3.3V ±10%; -40 to +85 °C

2.2 Differences Between the DPC31 and the SPC3/SPC4

Characteristics DPC31 SPC3 SPC4

General:

Package 100 Pin PQFP 44 Pin PQFP 44 Pin PQFP

External

P Interface

parallel, 8 bits parallel, 8 bits parallel, 8 bits

Family Siemens, Intel, Motorola Siemens, Intel, Motorola Siemens, Intel, Motorola

Preprocessing yes, via int. C31 no no

External Memory

Expansion (C31)

yes, Flash, RAM etc. no no

SSC Interface (SPI) yes, for example E

PROM

up to 64 kByte,

A/D conv. (AD7714)

no no

I/O Interface yes, up to 40 bits no no

Internal PLL yes, input 12 MHz no no

Communication RAM max. 5.5 kByte 1.4 kByte 1.14 kByte

(1.64 for SPC41)

PB Communication:

Baudrate

async. RS485 9.6 kBd to 12 MBd 9.6 kBd to 12 MBd 9.6 kBd to 12 MBd

sync. Manchester 31.25kBd no 31.25 kBd

DP Slave fully integrated fully integrated partially integrated

Receive Resources exchange buffer exchange buffer polling list

Integrated User

Functions:

PROM Read/Write yes no no

DPV1 Protocol Available in FW no no

Table 2.2-1:

Differences with respect to SPC3 and SPC4

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 93 94

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