Omron NT21 User Manual

2-2SectionAreas for Control/Notification
63
character string setting strobe flag is turned ON. (After turning ON, the flag will
automatically turn OFF.) (Refer to page 63.)
12345678
5
1
7
4
1
0
12345678
12345678 →
Numeral memory table entry 1
Allocated words (numeral memory table entry 1)
First
First + 1
Table entry number
Numeral setting
strobe flag
PT status notify area
Content update memory table
PT status
PCPT
8
5
2
.
9
6
3
6
2
7
3
8
4
Updated Memory Table Entry and PT Status of the PT Status Notify Area
m + 1
Updated memory
table entry
m
15
14
13 12 11 10 9 8 7 6 5 4 3 2 1 0
Word
Bit
000000–––– PT status
Memory table entry number (4-digit BCD or hexadecimal)
Numeral setting strobe flag
–
–––
String setting strobe flag
BCD Hexadecimal Numbers
0001 to 1999 0000 to 07CF Memory table entry numbers 0 to 1,999 max.
Reference: The updated memory table entry number is written only when the memory table
contents are changed by operation at the PT. The memory table entry number is
not written when the contents of the numeral memory table entry are changed
with the mathematical function.
PT Status Notify Bits
The PT status notify bits have the functions shown below.
1 (ON)
Run
Low
Printing
Off
Open
Open
Open
0 (OFF)
Stop
Normal
Stopped
Lit/Flashing
Close
Close
Close
Notified Information
PT operation status
Battery status
Screen switch strobe
Numeral setting strobe flag
Character string setting strobe flag
Printer operating status
Backlight status
Global window status
Local window1 status
Local window2 status
15
13
12
11
10
7
6
5
4
3
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit
0
0
0000
The printer operating status (bit 7) is not supported by the NT21.
PT Operation Status (Bit 15)
When the PT is in RUN mode, this bit is set to 1. In other modes, and when the
System Menu screen is displayed, it is set to 0 (OFF). When this bit is set to 0
(OFF), the allocated bits and words are neither read or written.
While the PT is in RUN mode, 1 (ON) is periodically written to this bit. In order to
check whether the PT is operating normally or not, write 0 (OFF) to this bit, then

Omron NT21 Specifications

General

Brand	Omron
Model	NT21
Category	Touch terminals
Language	English