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Rockwell Automation 1775-S4B,D17756.5.3 User Manual SCANNER/MSG HND User Manual

Page 45

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Getting Started in Report Generation

Chapter 5

5Ć7

As we have described in this chapter, you can:

Create and execute report generation procedures from the S4B> prompt

Call for procedures to execute from MSG instructions in your ladder

diagram program

The communication that occurs between the RS-232-C device on channel 5
of the 1775-S4B scanner can be in one of two control modes:

Command mode—The data terminal keyboard has direct control over

the operation of the 1775-S4B scanner. When you execute a procedure
at the S4B> prompt, you are in the command mode.

Ladder diagram mode—The ladder diagram program has direct

control over the operation of the 1775-S4B scanner. When a procedure
executes from the MSG instruction to an RS-232-C device connected to
channel 5 on the 1775-S4B scanner, you are in the ladder diagram
mode.

Figure 5.4 shows you the report generation control modes and how to
move from one to another.

5.6
Control Modes