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DATERD(P)
7.15 Clock instructions
7.15.1 Reading clock data (DATERD(P))
DATERD(P)
Function
(1) Reads "year, month, day, hour, minute, second, and day of week" from the clock element of
the CPU module and stores it as BIN value to the device designated by or later device.
(2) The "year" at is stored as 4-digit year indication.
(3) The "day of week" at +6 is stored as 0 to 6 to represent the days Sunday to Saturday.
(4) Compensation is made automatically for leap years.
Operation Error
(1) In the following case, an operation error occurs, the error flag (SM0) turns ON, and an error
code is stored into SD0.
• The device specified by exceeds the range of the corresponding device.
(For the Universal model QCPU only.) (Error code: 4101)
: Head number of the devices where the read clock data will be stored (BIN 16 bits)
Setting
Data
Internal Devices
R, ZR
J\
U\G
Zn Constants Other
Bit Word Bit Word
–– ––
Day of week Sun Mon Tue Wed Thu Fri Sat
Stored data0123456
Basic
Process
High
performance
Redundant
Universal
DATERD
DATERDP
Command
Command
DATERD
DATERDP
D
D
D
D
D
Year
Month
Day
+1
+2
(1980 to 2079)
(1 to 12)
(1 to 31)
+3
(0 to 23)
+4
(0 to 59)
+5
(0 to 59)
+6 (0 to 6)
Hour (24-hour clock)
Minute
Second
Day of week
Clock element
D
D
D
D
D
D
D
D
D
D