Dynamic group call

Operation

Press a dedicated "Group Configuration" DAK key. The red led in key starts flashing, and the Dynamic Group is emptied.
Select stations or local groups to be included by pressing the associated DAK keys. A steady green led in the keys indicates that the stations/groups are included
Press the "Group Configuration" button again, and the group call is activated (the ding-dong chime is played). Pressing the `M`-key opens the microphone.
The green leds continue to be lit during the group call
Cancel the group call by pressing the `C`-key. The green LEDs are turned off.

One can only include, not remove, stations/groups into the dynamic group. If a worng selection is make, press the C-key, and start the selection over again.

For best performance it is recommended to use CRM V station or ECPIR-3P panel, as these devices have buttons with LEDs showing status.

Software requirements

ICX: Any version
AlphaCom: 13.0.3.0 or later

Configuration

Assign directory number 9535 to DAK 1 of the operator station. This is the Group Configuration button. Directory number 9535 is included in a default database.

"Group Configuration" button

Each operator station is assigned its own Dynamic Group Call by entering the directory number of the Dynamic Group Call in the User Defined Parameter (%1.EXP) field of the operator.
Include operator stations in UDP group 1. Name the UDP group e.g. "Operators".

Include the operator station in UDP Group 1, and enter the directory number of the Dynamic Group used by this operator (Here: 899)

Event Handler configuration

In AlphaPro, go to Exchange and System -> Events, press Insert and create the following events (Simply copy/paste the action strings below into AlphaPro):

Event 1: Start/stop Group Configuration

When the "Group Configuration" button is pressed, empty the Dynamic Group and turn on red LED in button.
When leaving the Group Configuration mode, start a 1 sec timer. If the Dynamic Group is not activated within this time, the LEDs will be cleared.

Start/stop Group Configuration

IF %chg(1,0)
$GRM LV L%1.exp U3
IND %1.phy %1.dak(I%2.dir) 1 3 ON
stop
ENDIF
$ST L%1.dir W10 L%1.exp

Event 2: Include members

When DAK keys are pressed, turn on the green LED, and include the station or local group to the dynamic group
If the DAK key pressed is the "Group Configuration" button (9535), disconnect the station from configuration mode, turn off the red LED, and dispatch the dynamic group call

Include members

IND %1.phy %1.dak(I%2.dir) 2 1 ON 
$GRM L%2.dir L%1.exp U1
IF %op(%2.dir,=,9535)
$DISCON_ST L%1.dir 0
IND %1.phy %1.dak(I%2.dir) 1 3 OFF
PAUSE
PAUSE
PAUSE
$DD L%1.dir L%1.exp

Event 3: Reset LEDs when Dynamic Group Call ends

If the operator calls the dynamic group, stop the timer that resets all LEDs
When the call to the dynamic group call ends, reset all LEDs

Reset LEDs

IF %op(%2.dir,=,%1.exp)
IF %chg(1,0)
$ST L%1.dir W0 L%1.exp
stop
ENDIF
IND %1.phy 0 0 0 OFF
ENDIF

Event 4: Reset LEDs on timeout

If the operator exit the "Group Configuration" mode without starting the dynamic group call within set time, resets all LEDs