Runco RS232 Guide d'installation télécharger pdf (Page 17)

Examples of Operation Commands

RS232 Control 17

Asking (Get) and Telling (Set)

To ask about a value or condition, use a question mark [ ? ]. No character should

follow the question mark. To set a value or condition, use an equal sign [ = ]. A value

must follow the equal sign.

Get and Set Commands Compared

Command Example

The command line must always end with a carriage return character, noted in the exam-

ples above as [CR]. The Runco WindowWall will not act on the command unless the last

character is a carriage return character (ascii hex value: 0D).

Explanation

op A1 contrast ? [CR]

Asks what the contrast is set to on tile A1.

op A* contrast = 128 [CR]

Sets the contrast on all tiles connected to Quad Input

Manager Module

A to 128.

op A* contrast ? [CR]

Won’t work. All queries [ ? ] must be addressed to

individual tiles only; no asterisks [ * ] in the

command line.

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 63 64

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Runco RS232 Guide d'installation Page 17