Date And Time Setting - Omron NT30C-ST141-E Operation Manual

Clock Function

5-6-3 Date and Time Setting

Reference
Sym-
bol
DM DM Area
CH IR Area
TIM Timer Area
CNT Counter Area
HR HR Area
AR AR Area
LR LR Area
Procedure 1. Allocate the two memory table entries that are to be the copy source for the
When the date and time are set from the PC, the contents of the numeral memory
table entries numbered 254 and 255 are rewritten. It is possible to use the meth-
od of copying between memory table entries to set the time, as shown below.
S t is also possible to set the date and time by using function key [F3] (Time) on
the Tool Settings screen of the NT-series Support Tool.
For details, see the NT-series Support Tool for Windows Operation Manual
(V061).
S It is also possible to set the date and time by rewriting the contents of numeral
memory table entries 254 and 255 using the numeral setting function.
Numeral memory table entries 254 and 255 are exclusively for time setting. They
can be allocated to an area of the PC for other uses. It is possible to rewrite the
contents of these memory table entries by first writing the new setting into table
entries other than 254 and 255 and then copying it into table entries 254 and 255
by using the memory table entry copy function.
NT30/30C
95 / 03 / 21
0
9 / 50 / 18
1
254
255
S Available allocation words
The memory table can be allocated words in the following PC areas. For time
setting, two words have to be allocated for each table entry.
Alloca-
C Series PC
tion
f
f
×
×
f
f
f
The Auxiliary Area of CV series PC is used exclusively for special applications in
the system, and cannot be used for other application.
The range of respective area varies with the type of PC. Refer to the appendix
PC Memory Maps (page 291).
setting to areas in the PC. Two words must be allocated for each table entry.
Date, hour,
DM0000
minute, second
Day of wheek,
DM0002
year, month
Date, hour,
--
minute, second
Day of wheek,
--
year, month
Alloca-
CVM1/CV Series PC
tion
DM Area
f
CIO Area
f
Timer
×
Counter Area
×
-- --
Auxiliary Area
×
-- --
Section
PC
DM0000
Minute, second
DM0001
Date, hour
DM0002
Year, month
DM0003
Day of week
Copy
: Possible
f
× : Impossible
Alloca-
CS1 Series PC
DM Area
CIO Area
Timer
Counter Area
HR Area
Auxiliary Area
--
5-6
tion
f
f
×
×
×
×
--
235