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TZM883V
Example: to switch video input No. 5 onto the preview output, the following hexadecimal
characters must be sent on line:
76 30 35 0D
The matrix replies:
ACK
(Hex 06)
NACK (Hex 15) if transmission errors have been detected
9.3 Mute on preview output command
The mute condition can be set on the preview output, if configured. The host
must send the sequence:
M
1 control character(Hex 6D)
X
1 character that indicates the type of mute for the preview output:
<CR>
1 end of string character(Hex 0D)
The matrix replies with:
<ACK>
if the command has been performed successfully
<NAK>
if transmission errors or invalid control parameters have been
detected
Example: To set mute on the preview output, the following hexadecimal characters must
be sent on line:
6D 32 0D
The matrix replies:
ACK
(Hex 06)
NACK (Hex 15) if transmission errors have been detected
9.4 Create preset command
Via a command from host, the matrix can create and perform up to 8 internal
presets. The presets are created by the current status of the matrix and are
maintained in the case of a blackout.
Remember that presets can be created and recalled also from the keypad of
the matrix. The presets are overwritten; therefore, the settings applied by the
host can cancel and replace those of the keypad and vice versa.
The host must send the following sequence:
ELPRO Video Labs s.r.l.
St.da della Pronda, 45/B 10142 Torino ITALY
Tel.+39 0117701583 – Fax +39 011703751
if the command has been performed successfully
"0" : mute off
"2" : mute video
if the command has been performed successfully
8x8 GRAPHIC MATRIX
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