221
Commands and Responses for C200HX/HG/HE and CQM1H-series PLCs Section 6-6
FAL/FALS No. (response): The number of the highest priority FAL/FALS
error is returned as BCD between 00 and 99 (decimal) to the second byte.
The first byte is always 00 (Hex). If no error has occurred, 0000 (Hex) is
returned.
Error message (response): The error message of the present FAL/FALS
number is returned as 16 or fewer ASCII characters (16 or fewer bytes). If
there is no error, nothing will be returned.
6-6-12 CLOCK READ
Reads the clock.
With CQM1H-series PLCs, all zeros will be returned if the CPU Unit does not
contain a Memory Cassette with a clock.
Command Block
Response Block
Parameters Year, month, date, hour, minute, second, day (response): Each value is
expressed in BCD.
Year: The rightmost two digits of the year.
Hour: 00 to 23.
Day: As follows:
6-6-13 CLOCK WRITE
Sets the clock.
With CQM1H-series PLCs, the time will not be written unless the CPU Unit
contains a Memory Cassette with a clock.
Note Be sure to specify all data.
Command Block
Response Block
Command
code
0107
0107
Year Date Hour Minute
Response
code
Command
code
Month Second Day
Value 00010203040506
Day Sun Mon Tues Wed Thur Fri Sat
0207
Year Month Date Hour
Command
code
Minute Second Day
0207
Response
code
Command
code