569
Trial Operation and Debugging Section 10-2
4. Edit the instructions.
5. Select Program - Online Edit - Send Changes The instructions will be
check and, if there are no errors, they will be transferred to the CPU Unit.
The instructions in the CPU Unit will be overwritten and cycle time will be
increased at this time.
!Caution Proceed with Online Editing only after verifying that the extended cycle time
will not adversely affect operation. Input signals may not be read if the cycle
time is too long.
Temporarily Disabling Online Editing
It is possible to disable online editing for specific cycles to ensure response
characteristics for machine control in those cycles. Online editing from the
CX-Programmer will be disabled for those cycles and any requests for online
editing received during those cycles will be held online editing is enables.
Online editing is disabled by setting the Online Editing Disable Bit Validator
(A527.00 to A527.07) to 5A and then turning ON the Online Editing Disable
Bit (A527.09). When these settings have been made and a request for online
editing is received, online editing will be put on standby and the Online Editing
Wait Flag (A201.10) will be turned ON.
When the Online Editing Disable Bit (A527.09) is turned OFF, online editing
will be performed, the Online Editing Processing Flag (A201.11) will turn ON,
and the Online Editing Wait Flag (A201.10) will turn OFF. When online editing
has been completed, the Online Editing Processing Flag (A201.11) will turn
OFF.
Online editing can also be temporarily disabled by turning ON the Online Edit-
ing Disable Bit (A527.09) while online editing is being performed. Here too,
the Online Editing Wait Flag (A201.10) will turn ON.
If a second request for online editing is received while the first request is on
standby, the second request will not be recorded and an error will occur.
Online editing can also be disabled to prevent accidental online editing. As
described above, disable online editing by setting the Online Editing Disable
Bit Validator (A527.00 to A527.07) to 5A and turning ON the Online Editing
Disable Bit (A527.09).
Enabling Online Editing from the CX-Programmer
When online editing cannot be enabled from the program, it can be enabled
from the CX-Programmer. If operations continue with online editing in standby
status, CX-Programmer may go offline. If this occurs, reconnect the computer
to the CPU Unit and turn OFF the Online Edit Disable Bit (A527.09).
Related Auxiliary Bits/Words
Name Address Description
Online Edit Disable Bit Validator A527.00 to
A527.07
Enables using the Online Edit Disable Bit (A527.09).
Not 5A: Online Edit Disable Bit disabled.
5A: Online Edit Disable Bit enabled.
Online Edit Disable Bit A527.09 To disable online editing, set the Online Edit Disable Bit Validator
(A527.00 to A527.07) to 5A and turn ON this bit ON.
Online Editing Wait Flag A201.10 ON while an online editing process is on standby because online editing
is disabled.
Online Editing Processing Flag A201.11 ON while an online editing process is being executed.
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