Qume DataTrak 8 Manual descargar pdf (Pagina 9)

TABLE OF CONTENTS DOUBLE D

9

TABLE OF CONTENTS

SECTION DESCRIPTION PAGE

1 INTRODUCTION 1

1.1 SCOPE 1

1.2 RELATED DOCUMENTATION 1

1.3 DESCRIPTION 1

2 HARDWARE DESCRIPTION 3

2.1 OVERVIEW 3

2.2 MEMORY ADDRESS DECODING 3

2.3 PORT ADDRESS DETECTION 4

2.4 BUS CONTROL SIGNALS 5

2.5 DISK PROCESSOR CONTROL PORT 5

2.6 DISK PROCESSOR STATUS PORT 6

2.7 CLOCK GENERATION 6

2.8 PROCESSOR 7

2.9 DISK CONTROLLER 7

2.10 DISK INTERFACE 8

2.11 INTERNAL I/O ADDRESSES 8

2.12 BOARD LEVEL STATUS PORT 9

2.13 BOARD LEVEL COMMAND PORT 10

2.14 ON-BOARD TIMER 11

2.15 STEP CONTROL 11

2.16 WAIT STATE GENERATOR 12

2.17 VECTOR INTERRUPT GENERATOR 12

2.18 EIA LEVEL INTERFACE 12

2.19 MEMORY CONTROL 13

2.20 WRITE PRECOMPENSATION 14

2.21 PHASE-LOCKED LOOP 14

3 BOARD ASSEMBLY 19

3.1 INTRODUCTION 19

3.2 ASSEMBLY 19

3.3 CONFIGURATION 25

APPENDICES

A COMPONENT LAYOUT

B PARTS LIST

C INTERNAL SIGNAL DEFINITIONS

D S-100 BUS CONNECTIONS

E SCHEMATICS

F FEEDBACK

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 46 47

Double D 1
. ERRATIC DISK OPERATION 4

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