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Kramer Protocol
33
Note: Before sending any of the codes in Table 13, the command 2A 86 80 81
must be sent.
Table 13: Hex Codes that Set the Audio Input Gain
IN 1 IN 2 IN 3 IN 4 IN 5 IN 6 IN 7 IN 8
Level
[Rel]
16 81 80* 81 16 82 80* 81 16 83 80* 81 16 84 80* 81 16 85 80* 81 16 86 80* 81 16 87 80* 81 16 88 80* 81
-63dB
Mute
…
…
…
…
…
…
…
…
16 81 8D
*
81 16 82 8D
*
81 16 83 8D
*
81 16 84 8D
*
81 16 85 8D
*
81 16 86 8D
*
81 16 87 8D
*
81 16 88 8D
*
81
-50dB
…
…
…
…
…
…
…
…
16 81 BF
*
81 16 82 BF
*
81 16 83 BF
*
81 16 84 BF
*
81 16 85 BF
*
81 16 86 BF
*
81 16 87 BF
*
81 16 88 BF
*
81
0dB
…
…
…
…
…
…
…
…
16 81 C6
*
81 16 82 C6
*
81 16 83 C6
*
81 16 84 C6
*
81 16 85 C6
*
81 16 86 C6
*
81 16 87 C6
*
81 16 88 C6
*
81
+7dB
(Max)
* BYTE 3 = 0x80 + Gain Value (0x00-0x46)
UTable 14U lists the Hex codes that increase or decrease the audio output gain.
Table 14: VP-8x8AK Hex Codes for Increasing/Decreasing the Output Gain
OUT 1
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
OUT 7
OUT 8
Increase 18 81 80 81 18 82 80 81 18 83 80 81 18 84 80 81 18 85 80 81 18 86 80 81 18 87 80 81 18 88 80 81
Decrease 18 81 81 81 18 82 81 81 18 83 81 81 18 84 81 81 18 85 81 81 18 86 81 81 18 87 81 81 18 88 81 81
UTable 15U lists the Hex codes that set the audio output gain.
Before sending the any of the codes in
UTable 15U, the command 2A 87 80 81 must
be sent.
Table 15: Hex Codes for Setting the Audio Output Gain
OUT 1
Level
[Rel]
16 81 80* 81
-30dB
…
16 81 9E
*
81
0dB
…
16 81 B2
*
81
+20dB
*BYTE 3 = 0x80 + Gain Value (0x00-0x32)
17 Kramer Protocol
USection 17.1U describes how to switch between Protocol 3000 and Protocol29F
1
2000.
By default, the VP-81KSi is set to protocol 3000 (see
USection 17.2U) but is also
compatible with Kramer’s Protocol 2000 (see
USection 17.3U).
1 You can download our user-friendly “Software for Calculating Hex Codes for Protocol 2000” from the technical support section at
http://www.kramerelectronics.com