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51(Video)52(Audio) - Refresh the source number for the destination channel
With this command the switcher can be asked the current source number on the
destination channel. The request array is the following:
<AAh> <55h> <5L> <00> <destination>
The switcher will answer:
<AAh> <55h> <5L> <source> <destination>
If the switcher answers giving as source number 1fh it means that the destination is
blank.
80- Sending the 32 cross points (16 video + 16 audio) with only one refresh
instruction.
This instruction allows to transfer with just one instruction the video and audio cross
points simultaneously.
The package (composed by 35 bytes) is the following:
<AAh> <55h> <80h>
<svd0> <svd1> <svd2> <svd3> <svd4> <svd5> <svd6> <svd7>
<sad0> <sad1> <sad2> <sad3> <sad4> <sad5> <sad6> <sad7>
Where svd and sad are the source number on the video destination and the source
number on the audio destination.
The switcher answer with the ack command:
<AAh> <55h> <FFh>
90- Sending the 32 cross points (16 video + 16 audio) with only one instruction
without refresh.
This instruction allows to transfer with just one instruction the video and audio cross
points simultaneously.
The package (composed by 35 bytes) is the following:
<AAh> <55h> <90h>
<svd0> <svd1> <svd2> <svd3> <svd4> <svd5> <svd6> <svd7>
<sad0> <sad1> <sad2> <sad3> <sad4> <sad5> <sad6> <sad7>
Where svd and sad are the source number on the video destination and the source
number on the audio destination.
The switcher answer with the ack command:
<AAh> <55h> <FFh>
Fx - Preset recall (memory)
With this command one of the 16 permanent memories on the switcher keyboard can
be recalled.
The package is the following:
<AAh> <55h> <Fxh>
Fxh can be a value from FOh to FFh
The switcher answer with the ack command:
<AAh> <55h> <FFh>
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