4 terminal commands, 4-1 clearing the screen, 4-2 displaying a character-string – Omron NT-series Programmable Terminal V022-E3-1 User Manual

Page 236: Clear screen, Character specify size

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Reference

Reference



   

Section 6-4

7-4

Terminal Commands

Terminal commands allow the display of information from the Host as text and
graphics, independently of the screen stored in the NT600S.

All data values must be sent in ASCII code.

Example:

m

1

m

2

d

1

d

2

d

1

35

41

31

32

33

2-bit hexadecimal

5A

H

3-bit BCD

123

7-4-1

Clearing the Screen

The screen displayed on the NT600S can be cleared by the following command.

Clear Screen

Format

1B

[ESC]

26

&

Description

Clears all text and graphics on the NT600S screen.

After the display of number, text, lamps or touch switches is upgraded, only the
upgraded parts are re-displayed.

7-4-2

Displaying a Character-String

Specifying the Character Size

The size (normal or 1/2 size) of characters to be displayed can be specified by the
following command.

Character Specify Size

Format

1B

[ESC]

m

1

 

29

)

m

1

:

Character size
0 (30

H

): Normal size, 16 x 8 dots (H x W)

1 (31

H

): 1/2 size, 8 x 8 dots (H x W)

Description

Specifies if 1-byte alphanumeric characters sent subsequently are displayed as
normal characters or 1/2-size characters.

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