Allocated Words And Display Of The Memory Tables - Omron NT30C-ST141-E Operation Manual

Memory Tables and Graphs
Setting the Words of the Numeral Memory Table
Sym-
bol
DM DM Area
CH IR Area
TIM Timer Area
CNT Counter Area
HR HR Area
AR AR Area
LR LR Area

5-2-1 Allocated Words and Display of the Memory Tables

When creating the screen data by using the NT-series Support Tool, make the
following settings for each numbered numeral:
S Initialization setting
Set whether or not the PC words are initialized with the numeral memory table
initial value registered to the screen data memory when the main power supply
is turned ON or reset.
S Number of registration words
Set the number of words within 2 words required for registering the numeral
data. One word can store up to 4 digits. Two words can store up to 8 digits.
S Setting the Words for the Numeral Memory Table Entries
The numeral memory table entries can be allocated to the following PC words.
Set the word type and the first word.
Alloca-
C Series PC
tion
f
f
1 word Timer
1 word Counter Area
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).
This section explains the relationship between the contents of the allocated
words of numeral/character string memory table entries and their display.
S Contents of Numeral Memory Table Entries
Stored as a Single Word
15 to 12 11
Digit 4
Example: 1234
15 to 12 11
1
Stored as a Double Words
Word 15 to12 11
Start Digit 4
Start+ 1 Digit 8
Alloca-
CVM1/CV Series PC
tion
DM Area
f
CIO Area
f
1 word
1 word
-- --
Auxiliary Area
×
-- --
to 8 7 to 4 3
Digit 3 Digit 2 Digit 1
to 8 7 to 4 3
2 3
to 8 7 to 4 3
Digit 3 Digit 2
Digit 7 Digit 6
Section
: Possible
f
× : Impossible
CS1 Series PC
DM Area
CIO Area
Timer
Counter Area
HR Area
Auxiliary Area
--
to 0 Bit
to 0 Bit
4
to 0 Bit
Digit 1
Digit 5
5-2
Alloca-
tion
f
f
1 word
1 word
×
×
--
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