KRAMER: SIMPLE CREATIVE TECHNOLOGY
Kramer Protocol
24
Table 9: Instruction Codes for Protocol 2000
Note: All values in the table are decimal, unless otherwise stated.
INSTRUCTION
DEFINITION FOR SPECIFIC INSTRUCTION
#
DESCRIPTION
INPUT
OUTPUT
NOTE
0
RESET VIDEO
0
0
1
1
SWITCH VIDEO
Set equal to video input
which is to be switched
(0 = disconnect)
Set equal to video output which is
to be switched
(0 = to all the outputs)
2
2
SWITCH AUDIO
Set equal to audio input
which is to be switched
(0 = disconnect)
Set equal to audio output which
is to be switched
(0 = to all the outputs)
2
5
REQUEST STATUS OF A
VIDEO OUTPUT
Set as SETUP #
Equal to output number whose
status is reqd
4, 3
6
REQUEST STATUS OF AN
AUDIO OUTPUT
Set as SETUP #
Equal to output number whose
status is reqd
4, 3
16
ERROR / BUSY
For invalid / valid input
(i.e. OUTPUT byte = 4
or OUTPUT byte = 5),
this byte is set as the
input #
0 - error
1 - invalid instruction
2 - out of range
3 - machine busy
4 - invalid input
5 - valid input
6 - RX buffer overflow
9, 25
22
SET AUDIO PARAMETER
Equal to input / output
number whose parameter
is to be set
(0 = all)
Set as parameter value
2, 24
24
INCREASE / DECREASE AUDIO
PARAMETER
Equal to input / output
number whose parameter
is to be increased /
decreased
(0 = all)
0 - increase output
1 - decrease output
2 - increase left output
3 - decrease left output
4 - increase right output
5 - decrease right output
6 - increase input
7 - decrease input
8 - increase left input
9 - decrease left input
10 -increase right input
11 - decrease right input
2
25
REQUEST AUDIO PARAMETER Equal to input / output
number whose parameter
is requested
0
6, 24
30
LOCK FRONT PANEL
0 - Panel unlocked
1 - Panel locked
0
2
31
REQUEST WHETHER PANEL
IS LOCKED
0
0
16
42
AUDIO PARAMETER
SETTINGS FOR
INSTRUCTIONS 22, 24, 25
INPUT Bit:
I0 - 0=input; 1=output
I1 - Left
I2 - Right
0 - Gain
4 - Mix On
24
56
CHANGE TO ASCII
0
3 - Kramer protocol 3000
19
61
IDENTIFY MACHINE
1 - video machine name
2 - audio machine name
3 - video software version
4 - audio software version
0 - Request first 4 digits
1 - Request first suffix
2 - Request second suffix
3 - Request third suffix
10 - Request first prefix
11 - Request second prefix
12 - Request third prefix
13
62
DEFINE MACHINE
1 - number of inputs
2 - number of outputs
3 - number of setups
1 - for video
2 - for audio
14
NOTES on the above table:
NOTE 1 - When the master switcher is reset, (e.g. when it is turned on), the reset code is sent to the PC. If this code is sent to
the switchers, it will reset according to the present power-down settings.
