Rockwell Automation 9323-S5500D A.I. SERIES MICROLOGIX 1000 AND PLC-500 SOFTW - Manual (Page 3)

Table of Contents
iii
Clearing All Program and Data Table Files .............................................................. 4-9
Monitoring Data Table Files.......................................................................................... 4-10
Monitoring Output and Input Files ......................................................................... 4-11
Monitoring the Processor Status File ...................................................................... 4-12
Monitoring the Global Status File........................................................................... 4-14
Monitoring Binary Files ......................................................................................... 4-16
Monitoring Timer, Counter, and Control Files........................................................ 4-18
Monitoring Integer Files......................................................................................... 4-19
Monitoring Floating Point Files.............................................................................. 4-21
Monitoring ASCII Files.......................................................................................... 4-21
Monitoring String Files .......................................................................................... 4-23
Multipoint Monitoring .................................................................................................. 4-25
Forcing................................................................................................................... 4-27
Selecting a SLC 500 Address or Operand ...................................................................... 4-29
Addressing Modes .................................................................................................. 4-29
Symbolic Addressing .............................................................................................. 4-32
Short Addressing.................................................................................................... 4-33
Auto Addressing ........................................................................................................... 4-34
Attach Symbol to Existing Data File....................................................................... 4-35
Attach Symbol to New Data File............................................................................. 4-36
Select Position ........................................................................................................ 4-36
5 Ladder Program Basics .....................................................................................5-1
Ladder Programming ...................................................................................................... 5-2
A One-Rung Ladder Program.......................................................................................... 5-3
Logical State of Rungs..................................................................................................... 5-5
Series Logic (AND).................................................................................................. 5-6
Parallel Logic (OR) .................................................................................................. 5-6
A Four-Rung Ladder Program ....................................................................................... 5-10
Operating Cycle (Simplified)......................................................................................... 5-13
6 Creating and Editing Ladder Logic ...................................................................6-1
Creating Ladder Program Files........................................................................................ 6-2
Selecting a Program File to Edit ...................................................................................... 6-5
Entering Instructions and Rungs ..................................................................................... 6-6
Moving the Cursor in the Ladder Logic .................................................................... 6-6
Select Mode (Append or Insert) ................................................................................ 6-7
Enter the Instructions ............................................................................................... 6-8
Accept the Rung ..................................................................................................... 6-10
Instruction Set Help................................................................................................ 6-10
Changing a Rung .......................................................................................................... 6-12
Replace Mode......................................................................................................... 6-12
Delete & Undelete Modes ....................................................................................... 6-13