Omron NT Operation Manual page 51

Rs-232c/rs422 interface unit
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7-1
Commands to Start and End Online Transfer
7-1-1 Online Transfer Start
Format
Description
Caution
7-1-2 Online Transfer End
Format
Description
7-2
Commands to Set Transfer from PT to Host Computer
7-2-1 Specify Transfer Screen Number (Host Computer to PT)
Format
Note All data values must be sent in ASCII code.
Example:
Notifies the PT that online transfer has started.
When the PT receives this command it interrupts Run operation and stands by to
receive commands from the host computer (Online Transfer mode).
An error occurs if the PT receives no further command within 5 seconds of re-
ceiving this command. An error message is displayed on the screen and the
buzzer sounds. Refer to the PT manual for details.
s
s
: Checksum (fixed as 87
1
2
Notifies the PT that online transfer has ended.
When the PT receives this command it exits the Online Transfer mode and re-
commences Run operation.
[ESC]
s
1B
73
m
m
(m
m
): Screen number to send from the PT
1
2
3
4
NT20M: 00
01 to FA
NT600M: 0000
0001 to 03E8
2-bit hexadecimal
5A

 
3-bit BCD
123
Check Sum
87
[ESC]
x
1B
78
[ESC]
y
s
s
1


37
1B
79
38
)
H
m
m
(m
m
1
2
3
 
 
 
 
All screens
H
(2-digit hexadecimal)
H
All screens
H
(4-digit hexadecimal)
H
Section 7-2
m
m
1
2
 35
41
H
d
d
1
2
31
32
s
s
1
2
 38
37
H
[CR]
2
OD
)
s
s
[CR]
4
1
2
 
 
OD
d
1
33

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Rs-232c - 10-1993Rs422 - 10-1993Nt series

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