292
Memory Tables
Section 7-3
[Common Attributes]
Character string memory tables have the following properties.
Possible Settings
Property
Meaning
Value
Alphanumerics and symbols, Marks
Character string in the initial status after the contents of the character
string memory table have been initialized.
Initial
Check mark (initialize)/No check mark (do not initialize)
This setting determines whether or not the allocated words at the host are
initialized when the power to the NT31/NT31C is turned ON, when the
NT31/NT31C is reset, and on transition from the System Menu to the RUN
mode.
“Initialization” here means initialization of the allocated words at the host:
when a check mark is set, the previous character string memory table
contents are written to the host words. When no check mark is set, the
data at the host is read and set in the character string memory tables.
PC
Any word address at the host
Address
Host word(s) to which the character string memory table is allocated
Designate the first (lower) word.
For details, refer to “Allocated words (page 292).
Words
1 to 20
The number of words used at the host when a character string memory
table is allocated to the host.
For details, refer to “Allocated words” (page 292).
I/O
Up to 16 characters of text
Comment
Comment that describes the contents of a character string memory table
S
Allocated words
Character string memory tables can be allocated to 1 to 20 words at the host.
Character string memory tables can be allocated to the following host (PC)
areas.
Symbol
C Series PCs
Allocation
CVM1/CV Series PCs
Allocation
CS1 Series PCs
Allocation
DM
Data memory
3
Data memory
3
Data memory
3
CH
I/O relay
3
I/O relay
3
I/O relay
3
TIM
Timer present value
Timer present value
Timer present value
CNT
Counter present value
Counter present value
Counter present value
HR
Holding relay
3
–
–
Holding relay
AR
Auxiliary relay
3
Special auxiliary relay
Special auxiliary relay
LR
Link relay
3
–
–
–
–
EM
EM Current Bank
*1 *2
3
EM Current Bank
*2
n
EM Current Bank
*2
3
3
: OK
: NG
n
: Host link not available
*1 : EM (Extended data memory) of C series is available only with C200HX/HG/HE (–Z).
*2 : Only current bank can be allocated for EM (Extended data memory).
Summary of Contents for NT31 Series
Page 1: ...Cat No V043 E1 2 Programmable Terminal NT31 31C OPERATION MANUAL...
Page 2: ...iii NT31 31C Programmable Terminal Operation Manual Produced March 1999...
Page 41: ...30 Before Operating Section 1 5...
Page 75: ...64 Using a Memory Unit NT31 NT31C without V1 Section 3 6...
Page 160: ...149...
Page 174: ...163...
Page 193: ...182...
Page 211: ...200...
Page 235: ...224 c Return to the screen on which screens are specified...
Page 262: ...251...
Page 360: ...349 It is not possible to control a gloval window by touch switch operation...
Page 468: ...457 254 255 0 2 7 1 4 5 3 3 0 0 0 5 9 8 0 3...
Page 476: ...465 Special Functions Section 7 16...
Page 495: ...484 OFF...
Page 610: ...599 Commands Responses Section 9 3...
Page 630: ...619 Examples of Actual Applications of Memory Link Section 10 2...