Omron NT21 Reference Manual page 46

Communications with the Host
30
Numeral Display or Graph (Numeral Memory Table) (page 140)
Allocated: Word
Numeral memory
1612
table entry 1
(TIM003)
A23C
Numeral memory table entry 150 (Wd 0005)
Allocate any desired words in the PC for numeral memory table entries. If the
contents of the allocated words are changed while the numeral memory table
data is being displayed on the screen as numeric values or lamps, the display on
the screen will also change automatically. This function allows the contents of
allocated words to be monitored easily.
Reading and writing are executed so that the contents of allocated words are
always the same as those of the numeral memory table entries.
Character String Display (Character String Memory Table)
(page 148)
Allocated: Word
PT
abcdef
Character string memory table entry 1
Number of allocated words: 3
First word: DM0100
Allocate any desired words in the PC to character string memory table entries. If
the contents of the allocated words are changed while the character string
memory table data is being displayed on the screen as text, the corresponding
display on the screen will also change automatically. This function allows any
desired message to be displayed easily.
Reading and writing are executed so that the contents of allocated words are
always the same as those of the character string memory table entries.
Numeric and Thumbwheel Inputs (Numeral Memory Table) (page 192, 200)
Allocated: Word
Numeric input
Numeral memory
table entry 52
(DM 1000)
Thumbwheel Switch
Numeral memory table entry 53 (IR 0012)
Allocate any desired words in the PC to the numeral memory table entries. When
a value is input or changed with the numeric input or thumbwheel switch, the new
value will be written to the numeral memory table entry and the contents of the
words allocated in the PC will be changed automatically. This function allows
word PVs to be changed easily from the PT.
PT
PC
Bit (interlock bits)
Section
PC
TIM003
1 6 1 2
Wd 0005 A 2 3 C
DM0100 ("a", "b")
6 1 6 2
DM0101 6 3 6 4 ("c", "d")
DM0102 ("e", "f")
6 5 6 6
DM 1000 9 5 1 1
IR 0012 C 0 1 8
1-4