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Outline of Host Link / NT Link Operation
Section 5-1
Controlling the NT11S Status by Using Allocated Bits and Words ..... PT Status Control Area (PC to PT)
The PT status control area (PC to PT) is provided to control the NT11S status from
the PC. When data is written to this area in the PC, the NT11S will read the data
and operates according to the data. The PT status control area is configured as
four consecutive words as shown below.
0
Copy type
The first word (word n) of the PT status control area must be set with the support
tool.
S
Screen switch settings (refer to page 101)
Specify the screen No. to switch the screen displayed on the NT11S.
S
Copy memory table settings (refer to page 114)
Specify the memory table No. to copy the contents of a memory table internally
in the NT11S.
Set the copy type to match the type of memory table to be copied:
0: Character-string memory table
1: Numeral memory table
S
PT status control bits (refer to page 122)
Set the bits ON or OFF according to the following table to control the backlight-
ing. For the bit configuration, refer to “5-4-1 Controllable NT11S Functions”
(page 122).
The PT status control area (PC to PT) can be allocated to the following PC
areas.
Symbol
Area Name
Allocated
DM
Data memory
f
CH
Internal/Special Relay
f
TIM
Timer
×
CNT
Counter
×
HR
Holding Relay
f
AR
Auxiliary Relay
f
LR
Link Relay
f
f
: OK
×
: NG
Word 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0 Bit
Screen No. (4-digit BCD)
Screen switch
setting
Copy memory
table setting
Copy destination memory table No. (3-digit BCD)
Copy source memory table No. (3-digit BCD)
PT status control bit
PT status control
n
n+1
n+2
n+3
Summary of Contents for NT11S
Page 1: ...Cat No V029 E1 2 NT11S Programmable Terminal OPERATION MANUAL ...
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Page 5: ...iii NT series Programmable Terminal Operation Manual Produced June 1997 ...
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