Command IY

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Command IY is used to query and set the current of the 4 channels of the XLC4 control unit.

Structure

Command

Notes

CommandID

IY

IY is only available in “Command mode” and “Bulb mode”

Parameter

None

Channel

Current

Currentlist

Save state

Read option

Parameter

Value

Description

None

Up to firmware release 4.24:

The stored values for all channels are queried.

From firmware release 4.25:

The current values for all channels are queried.

Channel

“A”

Channel 1 of the XLC4 control unit

“B”

Channel 2 of the XLC4 control unit

“C”

Channel 3 of the XLC4 control unit

“D”

Channel 4 of the XLC4 control unit

“E”

Corona II  module connected to channel 1

“F”

Corona II  module connected to channel 2

“G”

Corona II  module connected to channel 3

“H”

Corona II  module connected to channel 4

Current

Integer value

Defines the output current rating in mA.

The value range is from 200 to 1800.

The maximum current value may be limited due to a the LED color of a connected Corona II module:

  • 1500 mA for red, blue, green

  • 1800 mA for white, IR

  • 1400 mA for UV

Currentlist

Save state

“W”

The current values are stored as new default values.

Read option

“S”

From firmware release 4.25:

The stored values are queried.

Response

iy , space , current , current , current , current

General notes

If the value for the current is higher than the maximum value an error is indicated.

If no channel is specified the command is applied to all channels.

Example

Without parameter

Query

Response

IY

iy 1000 , 1000 , 1000 , 1000

Returns the stored/current values.

With Read option

Query

Response

IY S

iy 1000 , 1000 , 1000 , 1000

Returns the stored/current values.

With Channel

Query

Action

IY A 1000

Channel A is set to 1000 mA

IY E 450

Current is set to 450 mA for Corona II module connected to channel 1

IY G 500

Current is set to 500 mA for Corona II module connected to channel 3

With Current

Query

Action

IY 1000,1000,1000,500

Channel A, B and C are set to 1000 mA.

Channel D is set to 500 mA.

IY 1000,1000,1000,500 W

Channel A, B and C are set to 1000 mA.

Channel D is set to 500 mA.

All values are set as default.

IY 300

All channels are set to 300 mA.

Store values as default with save state

When the character “W” is set at the end of the command IY the values are stored as default values.

Query

Response

IY , space , [channel] , space , current , space , “W”

iy , space , channel , space , current , space , “W”

iy , space , current , current , current , current , current , space , “W”

Default values are set:

  • after switching on the XLC4 control unit

  • after setting the control unit to Bulb mode and switching on again the control unit.