Cancel repeat read command – Rockwell Automation 2755 Enhanced Decoder Series B User Manual

Page 277

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16–12

PCCC Host Commands

Publication 2755-833

Cancel Repeat Read Command

To terminate the processing of a Repeat Read command, send the
Cancel Repeat Read command to the decoder.

5

1

3

2

4

0

STS= 00H

Cancel Repeat Read Command Address = 641H

TNS

High Byte

Low Byte

MSB

LSB

CMD= 08H

Cancel Repeat Read Command

Display Text Message on AUX Terminal / Enable AUX Terminal
Keyboard.A

To configure a message for display on the AUX terminal (and/or
LCD Display), use the command address 900H or 901H. The 900H
command address configures a message for display at the AUX
terminal but does not enable the keyboard. The 901H command
configures a message for display and enables the keyboard for one
entry.

0

5

STS= 00H

TNS

High Byte

Low Byte

MSB

LSB

1

3

2

6

CMD= 08H

Display Message on AUX Terminal (900H)
Display Message and Enable Keyboard Entry (901H)

Message Data to AUX Port

Command Address = 900H, 901H

4

7

Length of message string

If the message exceeds the size of the AUX terminal display, it will
be truncated.

If the LCD is enabled to display data and scrolling is disabled, data
that exceeds 40 characters is truncated. If scrolling is enabled for the
LCD, data that exceeds 20 characters is truncated.

If you do not enter message data, the Default Prompt Message
(defined during AUX terminal configuration) is used.

Below is the reply to both the 900H and 901H command:

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