Kontron VMOD-2D Manuale Utente Scaricare il pdf (Pagina 20)

VMOD-2/VMOD-2D

12/15/97

Product Overview

Page 1 - 10Man. ID 03139, Rev. Index 0200

1.8 Functional Block Diagram of the VMOD-2

Figure 1-3: Functional Block Diagram

Data Latch

Data

Driver

Piggyback Select

Ad dress

Decoding and

I/O Control

Logic

Externa l Rese t

Input Logic &

Disa ble Jumper

Local Reset

Interrupt Control

Logic and

IRQ* Driver

VMEbus

Local/PB

Control

Logic

Piggyback "A"

(Upper Location)

ID 0...15

PB I.D . data

IA 1...11

RESET

CLK

IA S

ID S0 / ID S1

UDTACK0

CS0

IN T 0

INTA0

Use r

I/O

According

Piggyback

Type

Fitte d

Optional Extra

Must be ordered

and fitted

Piggyback "B"

(Lower Location)

ID 0...15

PB I.D . data

IA 1...11

RESET

CLK

IA S

ID S0 / ID S1

UDTACK1

CS1

IN T 1

INTA1

Use r

I/O

According

Piggyback

Type

Fitte d

Optional Extra

Must be ordered

and fitted

Data

Add ress

Control

Including...

SYSCLK*

SYSRESET*

WRITE*

AS*

DS 0*

DS 1*

IRQ1*...7*

IACKIN*

IA CK OUT*

AM0...5

LWORD*

IACK*

96-way VMEbus Interface Connector

50-way External Interface(s)

Pins 27...50 for Upper Piggyback Pins 01...24 for Low er Piggyback

Pi n s

25 & 26

Data

Ad dress

Control

A24/A16:D16/D8

Slave VMEbus

Interface

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 81 82

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