Toshiba LC531 Series Instruction Manual page 61

Chapter 3
Software Functions
This chapter describes the software functions such as program
operations, variables, and standard inputs and outputs.
3.1
3.2
3.3
3.4
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Program Operation
3.1.1 Program types ····················································· 42
3.1.2 Program structure ················································· 42
3.1.3 Program management ··········································· 43
····································································· 45
Variables
3.2.1 Variable types ······················································ 45
3.2.2 Variable classification table ····································· 47
3.2.3 Variable initialization ·············································· 48
················································································ 49
I/O
3.3.1 Standard built-in I/O ·············································· 49
3.3.2 MODBUS connection I/O (to be implemented in the future) ···· 49
································································· 50
Standard I/O
3.4.1 Tags and standard I/O functions ······························· 50
3.4.2 Tag types ···························································· 50
3.4.3 Standard I/O process ············································· 51
3.4.4 Process alarm ······················································ 54
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