10.4
Clearing Errors Using User Programs
10-9
10.4 Clearing Errors Using User Programs
10.4.1 Clearing Errors Using User Programs
Each error can be cleared by user programs.
Refer to error codes, correct error factors, and clears the errors.
Clearing unit by UCLR instruction
Executing the dedicated instruction UCLR clears errors occurred in a unit.
Example) Program to clear errors of a unit installed in the slot No.1
UCLR
U1
Slot No.
R100
Unit clear
request
(
)
DF
Resetting communication ports by I/O signals
Communication ports can be reset by turning on the reset request signals (Y10 to Y13) with
user programs when a communication error occurs.
The signals (X0 to X13) turns on when the reset is completed. Then, turn off the reset
request signals (Y10 to Y13).
Reset CH1
of COM port
R100
Request to
reset an error
Request to
reset CH1
X10
CH1 error
reset done
Y10
(
)
DF
Y10
Request to
reset CH1
Allocation of I/O signals
Signal name
COM.0
COM.1
COM.2
COM.3
COM.4
Request to reset CH
Y12 Y10 Y11 Y12 Y13
Reset done
X12 X10 X11 X12 X13
(Note 1): The above I/O numbers are those for the slot number 0 (CPU with built-in SCU) and the COM. 1 port. The
I/O numbers actually used vary according to the slot number where the unit is installed and the starting word
number.
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Страница 10: ...Table of Contents viii Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 21: ...2 Names and Functions of Parts Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 24: ...Names and Functions of Parts 2 4 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 25: ...3 Wiring the COM Port Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 45: ...3 I O Allocation Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 52: ...I O Allocation 4 8 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 57: ...6 PLC Link Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 97: ...9 General Purpose Communication Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 114: ...General Purpose Communication 9 18 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 115: ...4 Troubleshooting Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 124: ...Troubleshooting 10 10 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 125: ...11 Specifications Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...