Omron CQM1H-CLK21 - Manual (Page 245)

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Commands and Responses for C200HX/HG/HE and CQM1H-series PLCs Section 6-6
Parameters Year, month, date, hour, minute, second, day (command): Each specified
value is expressed in BCD.
The ranges for setting these items are shown in the following table.
Day: As follows:
6-6-14 ERROR CLEAR
Clears errors from the PLC. A normal response will be returned even if an
error has not occurred.
Note The cause of the error must be removed before executing the ERROR CLEAR
command or the same error will occur again after the ERROR CLEAR com-
mand is executed.
Command Block
Response Block
Parameters Error reset code (command): Set to FFFF (Hex).
6-6-15 FORCED SET/RESET
Forcibly sets (ON) or resets (OFF) bits/flags or releases forced set/reset sta-
tus. Bits/flags that are forced ON or OFF will remain ON or OFF and cannot
be written to until the forced status is released.
Note This command cannot be used to release the status of Completion Flags for
timers or counters. If forced status is released and the Completion Flag is
turned ON, it will be force-set; if forced status is released and the Completion
Flag is turned OFF, it will be force-reset.
Parameters Range
Year 00 to 99 (rightmost 2 digits)
Month 01 to 12
Date 00 to 31
Hour 00 to 23
Minute 00 to 59
Second 00 to 59
Value 00 01 02 03 04 05 06
Day Sun Mon Tues Wed Thur Fri Sat
Command
code
01 21
Error reset
code
FF FF
Command
code
01 21
Response
code