Rockwell-automation Logix5000 Controllers Messages Programming Manual Manuale Utente Scaricare il pdf (Pagina 21)

Manage multiple messages Chapter 2

Send the second group of MSGs

If Msg_Group.1 changes from 0 -> 1 then

send Msg_2.

send Msg_3.

Enable the next group of MSGs

If the MSGs in group 1 are currently enabled (Msg_Group.1 = 1)

and Msg_2 is in the state of done or error

and Msg_3 is in the state of done or error

then:

Msg_Group.1 = 0. This disables the current group of MSGs.

Msg_Group.2 = 1. This enables the next group of MSGs.

Send the next group of MSGs

If Msg_Group.1 changes from 0 -> 1 then

send Msg_2.

send Msg_3.

Rockwell Automation Publication 1756-PM012F-EN-P - October 2014 21

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Rockwell-automation Logix5000 Controllers Messages Programming Manual Manuale Utente Pagina 21