AVME941X/946X DIGITAL I/O BOARDS
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TABLE OF CONTENTS
CHAPTER Page
1.0 GENERAL INFORMATION...................................................................................................... 4
1.1 INTRODUCTION...................................................................................................................... 4
1.2 FEATURES OF THE AVME946X............................................................................................. 4
1.3 FEATURES OF THE AVME941X............................................................................................. 4
1.4 VMEbus INTERFACE FEATURES........................................................................................... 5
2.0 PREPARATION FOR USE....................................................................................................... 5
2.1 UNPACKING AND INSPECTION............................................................................................. 5
2.2 CARD CAGE CONSIDERATIONS........................................................................................... 5
2.3 BOARD CONFIGURATION...................................................................................................... 6
2.3.1 Default Jumper Configuration........................................................................................... 6
2.4 ADDRESS ASSIGNMENT........................................................................................................ 6
2.5 JUMPER AND OPTIONS.........................................................................................................8
2.6 I/O CONNECTIONS................................................................................................................. 8
2.7 BACKPLANE REQUIREMENTS.............................................................................................. 11
2.8 USE WITH SOLID STATE RELAYS........................................................................................ 12
2.8.1 Configuring the AVME94XX............................................................................................. 12
2.8.2 Configuring the PB16A..................................................................................................... 12
2.9 USE WITH OTHER DEVICES................................................................................................. 12
2.9.1 Relays and Other Inductive Loads....................................................................................12
2.9.2 Contact Closures and Switches........................................................................................ 13
3.0 PROGRAMMING INFORMATION........................................................................................... 13
3.1 MEMORY MAP......................................................................................................................... 13
3.1.1 Board Identification PROM............................................................................................... 14
3.1.2 Board Status Register....................................................................................................... 15
3.1.3 Digital I/O Port Registers................................................................................................... 16
3.1.4 Digital Output Register...................................................................................................... 16
4.0 THEORY OF OPERATION....................................................................................................... 16
4.1 VMEbus INTERFACE............................................................................................................... 16
4.2 BOARD CONTROLLER...........................................................................................................16
4.3 DIGITAL PORT SECTION........................................................................................................ 16
5.0 SERVICE AND REPAIR INFORMATION................................................................................ 17
5.1 SERVICE AND REPAIR ASSISTANCE................................................................................... 17
5.2 PRELIMINARY SERVICE PROCEDURE................................................................................ 17
5.3 PARTS LISTS........................................................................................................................... 17
6.0 SPECIFICATIONS.................................................................................................................... 19
