Omron NT620C, Operation Manual

Page: 274 / 337

6-3 Section Commands/Responses
263
c
1
to c
4
: First word number of PT status notify area
(4 BCD digits)
0000 to 9997
I
1
, I
2
: Number of words in PT status notify area (2 BCD dig-
its)
Fixed as 03 (3 words).
d1
1
to d1
m
, ...., d3
1
to d3
m
:
Contents of the 3 words of the PT status notify area
(1 to 4 hexadecimal digits)
0 to FFFF
Since initial zeroes are omitted, there may be less
than 8 digits. Individual words of data are delimited by
commas.
s
1
, s
2
: Check sum (2 hexadecimal digits)
This is always added.
Response
Format
None
Function
S
Notifies to the host the fact that there has been a change in the status of the PT
and the contents of the PT status notify area have changed. However, in the
following cases a dedicated command is issued and therefore the PT status
notify command is not issued.
When numeral input has occurred
When character string input has occurred
S
Note also that the PT status notify command is not issued when the screen
switching strobe, the numeral setting strobe or the character string setting
strobe changes to ON or OFF.
Example
S
Command
30 30 30
30 1B 33
0 0 0
0 [ESC] 3
0 0 [CR] 9
30 30 0D 39
9
39
33 31
3 1
0
30
30 30
0 0
53 30 30 53
M 0 0 P
30 31
0 1
0
30
2
32
First word number of PT status notify area : No. 100
Number of words in PT status notify area (2 BCD digits) : 3 CH
Contents of the PT status notify area (hexadecimal) :
0031 (word 100, screen No. being displayed)
0000 (word 101, No. of memory table whose contents have
changed)
9000 (word 102, PT status)