Rockwell Automation Publication 1756-RM003N-EN-P - October 2011 155
Chapter
4
Input/Output Instructions
(MSG, GSV, SSV, IOT)
The input/output instructions read or write data to, or from, a controller or
module.
Topic Page
Message (MSG) 156
MSG Error Codes 165
Specify the Configuration Details 172
MSG Configuration Examples 183
Specify the Communication Details 184
Get System Value (GSV) and Set System Value
(SSV)
194
GSV/SSV Objects 198
GSV/SSV Programming Example 213
Immediate Output (IOT) 216
If you want to Use this instruction Available in these languages Page
Send data to or from another module MSG Relay ladder
Structured text
156
Get controller status information GSV Relay ladder
Structured text
194
Set controller status information SSV Relay ladder
Structured text
194
Send output values to an I/O module or consuming
controller at a specific point in your logic.
Trigger an event task in another controller.
IOT Relay ladder
Structured text
216
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