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Communication protocol and command codes – Comprehensive CSW-HD880 User Manual

Page 12

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HDMI Matrix Switcher

12

9. Communication Protocol and Command

Codes

With this command system, the RS232 software is able to control and operate the MHD Matrix with

remotely.

Communication protocol:

Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none

Command

Types

Command

Codes

Functions

S

yst
e

m

C

om
m

and

/*Type;

Inquire the models information.

/%Lock;

Lock the keyboard of the control panel on the Matrix.

/%Unlock;

Unlock the keyboard of the control panel on the Matrix.

/^Version;

Inquire the version of firmware

/:MessageOff;

Turn off the feedback command from the com port. It will only show

the “switcher OK”.

/:MessageOn;

Turn on the feedback command from the com port.

EDIDMAuto.

Refresh the EDID data with the most priority output port.

EDIDMInit.

Recover the factory default EDID data.

EDIDM[X]B[Y].

Manually EDID switching. Copy the EDID data of output[X] to the

input[Y].

Undo.

To cancel the previous operation.

Demo.

Switch to the “demo” mode, 1->1, 2->2, 3->3 … and so on.

[x1]All.

Transfer signals from the input channel [x1] to all output channels

All#.

Transfer all input signals to the corresponding output channels

respectively.

O

per

at

io

n C

om
m

an
d

P

T

N

2.

0 C

om
m

a

nd S

y

st

em

All$.

Switch off all the output channels.

[x1]#.

Transfer signals from the input channel [x1] to the output channel

[x1].

[x1]$.

Switch off the output channel [x1].

[x1] V[x2].

Transfer the video signals from the input channel [x1] to the output

channel [x2].

[x1]

V[x2],[x3],[x4].

Transfer the video signals from the input channel [x1] to the output

channels [x2], [x3] and [x4].

[x1] A[x2].

Transfer the audio signals from the input channel [x1] to the output

channel [x2].

[x1]

A[x2],[x3],[x4].

Transfer the audio signals from the input channel [x1] to the output

channels [x2], [x3] and [x4].

[x1] B[x2].

Transfer both the video and the audio signals from the input channel

[x1] to the output channel [x2].