ISPSoft User Manual

Chapter 14 Test Tools and Debugging Tools
Additional remark
If the comment on a device which is monitored is changed, users have to close the device
monitoring table in which the device is added, and open the window again to get the new comment
on the device. If the properties of a symbol in a device monitoring table are changed, or a symbol in
a device monitoring table is removed from the symbol table, the symbol in the device monitoring
table will not be updated, and will not have any effect in the online mode. Please delete the symbol
from the device monitoring table, and add it again.
14.1.6 Online Editing Function and Online Update Function
When the system is in the online mode and the PLC is running, users can modify the program
monitored through the online editing function and the online update function. Please refer to the
following table for more information about the limits set on the editing of programs.
Programming
Description
language
Ladder
diagram
Function block
diagram
Instruction list
Structured text
Sequential
function chart
Common limit
One network is edited at a time. Users are allowed to add new networks. After a
new network is added, the network which can be edited will be the new network,
that is, the previous networks can not be edited.
One network is edited at a time. Users are allowed to add new networks. After a
new network is added, the network which can be edited will be the new network,
that is, the previous networks can not be edited.
There is no limit on the number of lines which can be edited.
There is no limit on the number of lines which can be edited.
A sequential function chart can not be modified online, but actions and transitions
can be modified. The limit set on the editing of an action or a transition depends
on the language used to create the action or the transition.
After the program is edited, users can only edit one POU.
In the online editing mode, users can not modify or add a symbol.
If users want to edit the program online, they must enable the program monitoring function, make
sure that the PLC runs, and click on the toolbar.
If the online editing function is enabled, On-line Edit will be displayed in the status bar in ISPSoft.
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