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1
OVERVIEW
2
CREATED PROGRAM
AND SYSTEM
CONFIGURATION
3
CREATING PROGRAM IN
STRUCTURED LADDER/
FBD LANGUAGE
4
CREATING
PROGRAM IN ST
LANGUAGE
5
CREATING TWO OR
MORE PROGRAM
BLOCKS
4 CREATING PROGRAM IN
ST LANGUAGE
This chapter explains how to create a program in the ST language with a Structured Project using a simple ST
program.
Refer to the following manuals for the details on structured programs including programming languages,
labels, data types and functions (instructions):
MELSEC-Q/L/F Structured Programming Manual (Fundamentals)
Structured Programming Manual of the programmable controller CPU
4.1 Created Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.2 Creating a Project . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4.3 Writing a Project to the programmable controller . . . . . . . . . . 4-7
4.4 Monitoring Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
4.5 Diagnosing the programmable controller. . . . . . . . . . . . . . . . 4-11
4.6 Reading a Project from programmable controller . . . . . . . . . 4-11
4.7 Printing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4.8 Saving a Project . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4.9 Exiting GX Works2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11