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                                  SLC CONTROL SYSTEM
                                  BASIC USERS GUIDE
                                    April 17, 1995
                                    Joanne Bogart
                                  Marty Breidenbach
                                Jean Francois Gournay
                                    R. Keith Jobe
                                     Nan Phinney
                                     Dave Sherden
                                    Kathy Thompson
                                      Dan Yaffe




                                           CONTENTS

        CHAPTER 1       THE SLC CONTROL SYSTEM
                1.1     BASIC ARCHITECTURE . . . . . . . . . . . . . . . . 1-1
                1.2     MAJOR FACILITIES . . . . . . . . . . . . . . . . . 1-5
                1.3     DATA STRUCTURES  . . . . . . . . . . . . . . . . . 1-9
                1.4     COMMUNICATIONS STRUCTURES  . . . . . . . . . . .  1-14
                1.5     HOST ARCHITECTURE  . . . . . . . . . . . . . . .  1-18
                1.6     MICROCLUSTER ARCHITECTURE  . . . . . . . . . . .  1-21

        CHAPTER 2       APPLICATIONS STRUCTURES
                2.1     BASIC ARCHITECTURE . . . . . . . . . . . . . . . . 2-1
                2.2     HARDWARE CONFIGURATIONS  . . . . . . . . . . . . . 2-3
                2.3     TERMINAL USAGE . . . . . . . . . . . . . . . . . . 2-5
                2.4     LOGICAL NAME ROUTINES  . . . . . . . . . . . . .  2-21

        CHAPTER 3       KNOB SUPPORT
                3.1     ABSTRACT:  . . . . . . . . . . . . . . . . . . . . 3-1
                3.2     PHYSICAL KNOBS -- A HISTORICAL OVERVIEW. . . . . . 3-1
                3.3     PICTORIAL DESCRIPTION OF A KNOB: . . . . . . . . . 3-4
                3.4     FIRST PASS KNOB GRAPHICS . . . . . . . . . . . . . 3-4
                3.5     PRIMARY ATTRIBUTES OF A KNOB:  . . . . . . . . . . 3-6
                3.6     INFORMATION REQUIRED TO CREATE A KNOB: . . . . . . 3-8
                3.7     KNOBS INTERNALS  . . . . . . . . . . . . . . . .  3-14
                3.8     DISPLAYS . . . . . . . . . . . . . . . . . . . .  3-22
                3.9     COMMUNICATION FROM THE SCP TO A PANEL  . . . . .  3-31
                3.10    CURSOR ADDRESSED LIMITED FACILITY (CALF) . . . .  3-34

        CHAPTER 4       SLC TOUCH PANEL CONTROL
                4.1     PANEL DESCRIPTION CODE . . . . . . . . . . . . . . 4-1
                4.2     ALTERNATE TOUCH PANEL SELECTION  . . . . . . . .  4-15

        CHAPTER 5       STRUCTURE OF MICROS UNDER IRMX
                5.1     INTRODUCTION . . . . . . . . . . . . . . . . . . . 5-1
                5.2     INDIVIDUAL JOBS  . . . . . . . . . . . . . . . . . 5-2

        CHAPTER 6       DATABASE
                6.1     DATABASE ORGANIZATION  . . . . . . . . . . . . . . 6-2
                6.2     DATA FORMATS . . . . . . . . . . . . . . . . . . . 6-3
                6.3     ACCESS ROUTINES  . . . . . . . . . . . . . . . . . 6-4

        CHAPTER 7       MESSAGE COMMUNICATIONS IN SLC
                7.1     INTRODUCTION . . . . . . . . . . . . . . . . . . . 7-1
                7.2     MESSAGE CLASSES  . . . . . . . . . . . . . . . . . 7-1
                7.3     VMS SOFTWARE FOR ASYNCHRONOUS MESSAGES . . . . . . 7-5
                7.4     IRMX SOFTWARE FOR ASYNCHRONOUS MESSAGES  . . . .  7-12
                7.5     USE OF ASYNCHRONOUS MESSAGES . . . . . . . . . .  7-17
                7.6     USE OF SYNCHRONOUS MESSAGES  . . . . . . . . . .  7-22

        CHAPTER 8       ERROR MESSAGES
                8.1     INTRODUCTION . . . . . . . . . . . . . . . . . . . 8-1
                8.2     ORIGINATING ROUTINE  . . . . . . . . . . . . . . . 8-3
                8.3     RECEIVING ROUTINE  . . . . . . . . . . . . . . . . 8-7
                8.4     SEVERITY . . . . . . . . . . . . . . . . . . . . . 8-7
                8.5     FACILITIES . . . . . . . . . . . . . . . . . . . . 8-8

        CHAPTER 9       8086 CAMAC SYSTEM
                9.1     DATA STRUCTURES  . . . . . . . . . . . . . . . . . 9-1
                9.2     SOFTWARE . . . . . . . . . . . . . . . . . . . . . 9-9

        CHAPTER 10      GENERAL UTILITIES
                10.1    ANALOG STATUS UTILITIES  . . . . . . . . . . . .  10-1
                10.2    BPM UTILITIES  . . . . . . . . . . . . . . . . .  10-6
                10.3    KLYSTRON UTILITIES . . . . . . . . . . . . . . . 10-18
                10.4    KLYSTRON DATA ACCESS UTILITIES . . . . . . . . . 10-21
                10.5    MAGNET UTILITIES . . . . . . . . . . . . . . . . 10-28
                10.6    TIMING UTILITIES . . . . . . . . . . . . . . . . 10-31