Publication 1766-RM001A-EN-P - October 2008
566
System Status File
Suspend Code
When the controller executes an Suspend (SUS) instruction, the SUS code
is written to this location, S:7. This pinpoints the conditions in the
application that caused the Suspend mode. The controller does not clear
this value.
Use the SUS instruction with startup troubleshooting, or as runtime
diagnostics for detection of system errors.
Suspend File
When the controller executes an Suspend (SUS) instruction, the SUS file is
written to this location, S:8. This pinpoints the conditions in the
application that caused the Suspend mode. The controller does not clear
this value.
Use the SUS instruction with startup troubleshooting, or as runtime
diagnostics for detection of system errors.
Active Nodes (Nodes 0 to 15)
This address is duplicated in the Communications Status File (CSx:0.27).
SeeActive Node Table Block on page 78 for more information.
Address
Data Format
Range
Type
User Program Access
S:7
word
-32,768…+32,767
status
read/write
Address
Data Format
Range
Type
User Program Access
S:8
word
0…255
status
read/write
Address
(1)
(1) This bit can only be accessed via ladder logic. It cannot be accessed via communications (such as a Message
instruction from another device).
Data Format
Range
Type
User Program Access
S:9
word
0…FFFF
status
read only
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