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15 1413 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit
--
0
0
--
0
--
0
Word
m+1
15 14 13 12 11 10 9
8 Bit
PT status
0
0
PT status
Numeral memory table No.: 000 to 127
m+2
m+2
Numeral setting strobe flag
Content upgrade memory table
PT status
0
Numerl memory table No. (BCD, 3 digits)
120
Numeral Setting
Section 5-3
[“Content upgrade memory table” in the PT status notify area and PT status]
Data is written to the content upgrade memory table as three digits of BCD (binary
coded decimal) data.
When the numeral setting strobe flag bit has been notified to the PC it returns to the
OFF (0) status.
For details on the method for storing a number in the word allocated for the numer-
al memory table, see “Allocation Words and Display of the Memory Tables” (page
108).
S
Restrictions on allocating words
The PT status notify area can be allocated to the PC memory areas listed in the
following table.
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
The range of each memory area differs according to the PC type. See “Appendix H
PC Memory Map” (page 160 of the APPENDICES) for more details.
Procedure 1.
Use the support tool to allocate the PT status notify area (PT
®
PC) to the PC
memory.
2.
Using the support tool, create a numeral setting screen and allocate the nu-
meral memory table to the PC memory.
3.
Create a PC program for reading the “content upgrade memory table” in the
PT status notify area when the numeral setting strobe flag in the PT status
notify area comes ON (1).
4.
Read the allocated word for the numeral memory table number read in step 3.
Summary of Contents for NT11S
Page 1: ...Cat No V029 E1 2 NT11S Programmable Terminal OPERATION MANUAL ...
Page 3: ...i ...
Page 4: ...ii ...
Page 5: ...iii NT series Programmable Terminal Operation Manual Produced June 1997 ...
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