Omron NT21 User Manual

4-3SectionCommands/Responses
376
• A maximum of 100 words can be read at one time.
• In the response, maximum of 50 words can be returned at one time. If reading
of more than 50 words is specified, the response is split into two parts. In this
case the first part always contains 50 words of data. Note also that the first
word address read in the second part of the responses will be the word address
of the first word in the response data.
Example
Reading the PT Status in the PT Notify Area (Allocated Words: 0010 to 0011)
Assume that the following data is stored for PT notify area:
0123H
8000H
Wd 0010
Wd 0011
Command
1B 52
[ESC] 0R
3130 30 30
[CR]
0D4D
M
30
0001 0
30
2
32
No checksum (2 word read), first word read = 0010
Response
1B 52
[ESC]
8
R
3030 31
33 2C32 38
4D
M
30
001 0
123
, [CR]
30 0D
0
0
30
2
32
31 30
0
30
0
36
6
37
7
4-3-2 Numeral Memory Table Read Command (Sent from Host to PT)
Command
Format
1B 52
[ESC]
[CR]
R
0D
4E
N
mt1 t2 t4
(l1) (l2) (s1) (s2)
t3
* * * * * * * * * *
* * * * * * * *
m: Checksum present/absent (1 BCD digit)
0: Absent
1: Present
8: Absent (1 table entry read)
9: Present (1 table entry read)
t
1
to t
4
: First numeral memory table entry read (4 BCD digits)
0000 to 1999
l
1
, l
2
: Number of read table entries (2 BCD digits)
00: 100
01 to 99: 1 to 99
When m is 8 or 9, omit this setting.
s
1
, s
2
: Checksum (2 hexadecimal digits)
When m is 0 or 8, omit this setting.
Reference: The maximum number that can be specified for first numeral memory table
entry read depends on the setting for numbers of numeral table entries
(512/1000/2000) made at the Support Tool.

Omron NT21 Specifications

General

Brand	Omron
Model	NT21
Category	Touch terminals
Language	English