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3 commands entering, 4 commands forms, 5 input string max length – Kramer Electronics SV-552ALC User Manual

Page 14: Commands entering, Commands forms, Input string max length

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KRAMER: SIMPLE CREATIVE TECHNOLOGY

Communication Protocol 3000

12

4.3 Commands Entering

If a terminal software is used to connect over serial \ ethernet \ USB port, it is possible to directly

enter all commands characters (

will be entered by Enter key, that key sends also

, but this

char will be ignored by commands parser).
Sending commands from 3

rd

party controllers requires the coding of some characters in a special

form (such as \X##). With most 3

rd

party units there is a way to enter all ASCII characters so it is

possible to send all the commands also from the controller.

4.4 Commands Forms

Some commands have a short name syntax beside the full name to allow faster typing, response is

always in long syntax.

4.5 Input String Max Length

64 characters.

General Commands

Command

Syntax

Response

Protocol Handshaking

#DEV_ID@

~ DEV_ID@ OK

Parameters:

DEV_ID – Each device has its own K-Net ID that matches to a specific device in K-Config configuration tree.

K-Net Auxiliary Device must react only to commands which are preceded by its own ID.

Example:
WebAccess: #03@

Device Application: ~03@ OK

Note:

Every device (or application that emulates a device) should reply to this request if preceded by its K-Net ID.

Room controllers commands

Emulate button action

#01@BTN BTN,[KEYPAD_ID,[ACTION ]]CR

~01@BTN BTN,KEYPAD_ID,ACTION

RESULTCRLF

Device needs to send this command to the master device when it wants to emulate button action

BTN – Button ID according to the configuration in K-Config
KEYPAD_ID – The KNET ID of the device that the emulated button belongs to according to the configuration in K-Config
ACTION - P=Button Pressing / H= Button Holding / R=Button Release.

Valid button operations sequence will be P->H(->H…)->R or P->R or only R.

Pressing and Holding will activate “Activate while pressed” trigger if defined in K-Config, Releasing will activate “Activate on Release” and “Toggle”

triggers.

RESULT – OK

User can supply 1, 2 or 3 arguments.

The default arguments are :

KEYPAD_ID - the first ID on the list (in the file portdef.ini)
ACTION – P=Button Pressing / R=Button Release.

Example (device application emulate releasing of button 1 in keypad 3):
Device Application:

#01@BTN 1,3,R

CR

Master response:

~01@BTN 1,3,R OK

CRLF


Note: Master response may be followed by other commands or replies according to the Action list for the button trigger from configuration in K-Config.

Config RGB button leds

#

DEV_ID@RGB BTN, RED, GREEN, BLUE, STATECR

~DEV_ID@RGB BTN, RED, GREEN, BLUE,

STATE RESULT CRLF

Device that implements lit buttons should react to this command and set its button.

Device can support full color buttons or just plain on/off lights.

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