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Kramer Electronics VS-88DVI User Manual

Page 26

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VS-88DVI - Protocol 2000

23

NOTE 8 – The reply is as in NOTE 4 above, except that the OUTPUT is assigned with the value 0 if the setup is not
defined / no valid input is detected; or 1 if it is defined / valid input is detected.

NOTE 13
– This is a request to identify the switcher/s in the system. If the OUTPUT is set as 0, and the INPUT is set as
1, 2, 5 or 7, the machine sends its name. The reply is the decimal value of the INPUT and OUTPUT.
For example, for a 2216, the reply to the request to send the audio machine name is HEX code:
7D

96

90

81 (i.e. 128

dec

+ 22

dec

for 2

nd

byte, and 128

dec

+ 16

dec

for 3

rd

byte).


If the request for identification is sent with the INPUT set as 3 or 4, the appropriate machine sends its software version
number. Again, the reply would be the decimal value of the INPUT and OUTPUT - the INPUT representing the number
in front of the decimal point, and the OUTPUT representing the number after it.
For example, for version 3.5, the reply to the request to send the version number would be HEX code:
7D

83

85

81 (i.e. 128

dec

+ 3

dec

for 2

nd

byte, 128

dec

+ 5

dec

for 3

rd

byte).


If the OUTPUT is set as 1, then the ASCII coding of the lettering following the machine’s name is sent.
For example, for the VS-7588YC, the reply to the request to send the first suffix would be HEX code:
7D

D9

C3

81 (i.e. 128

dec

+ ASCII for “Y”; 128

dec

+ ASCII for “C”).


NOTE 14 – The number of inputs and outputs refers to the specific machine being addressed, not to the system.
For example, if six 16x16 matrices are configured to make a 48x32 system (48 inputs, 32 outputs), the reply to the HEX
code:
3E

82

81

82 (i.e. request the number of outputs)

would be HEX code:
7E

82

90

82 (i.e. 16 outputs).


NOTE 15 – When the OVR bit (4

th

byte) is set, then the video commands have universal meaning.

For example, instruction 1 (SWITCH VIDEO) causes all units (including audio, data, etc.) to switch. Similarly, if a
machine is in FOLLOW mode, it performs any video instruction.

NOTE 16 – The reply to the REQUEST WHETHER PANEL IS LOCKED is the same as in NOTE 4 above, except that
OUTPUT is assigned with the value 0 if the panel is unlocked, or 1 if it is locked.