Sima VS-560 用户手册

Page 18

RS232 Command Structure

RS232 commands sent to the VS-560 consist of four bytes: a start character, an address character, a
command mode character, and a command data byte. There is no need to send a carriage return or line feed
at the end of the message. If these characters are sent, they will be ignored. The received message structure
is summarized in the following table:

Command

Operand

Remarks

Set Channel Number (1-9)

1=channel 1

2=channel 2

3=channel 3

4=channel 4

Set number of present channel

5=channel 5

Data sent back is "$00"

6=channel 6

7=channel 7

Example: @SC3=channel 3

8=channel 8

@SC

9=channel 9

1 / O

Set auto detection of input

@SA

1=Auto Scan On

1=on; 0=off

0=Auto Scan Off

Data sent back is "$00"

Example: @SA1=Auto Scan On

1/0

Set Volume Gain

@SD

1=pass through

1=pass through; 0=adjutable

0=adjustable

Data sent back is "$00"

Example: @SD0= Volume Adjust Activation

-6~00~6

-6= -6db;

-5= -5db;

-4= -4db;

-3= -3db;

-2= -2db;

Set value of Volume Gain

-1= -1db;

range : -6 ~00~6 dB

00=0db (pass through)

Data sent back is "$00"

01= 1db;

02= 2db;

Example

：

@SV-5=-5db

03= 3db;

Example: @SV04=4db

04= 4db;

Example: @SV00=0db

05= 5db;

@SV

06= 6db;

Channel # and name

Set the name (characters) of channel

Channel # : 1-9

Note: Max 6 characters for channel name ( including space)

Characters : 0-9,A-Z,blank,

"/","\","+","-","_"

Example

：

@SI1AB6Y/Z=CH1 Name: AB6Y/Z

Example

：

@SI38B C+9=CH3 Name: 8B C+9

Example

：

@SI7BL_RAY=CH7 Name: BL_RAY

@SI

1 / 0

(1) when on channel 1/2/5/6 :

Set YUV converted from

1= CVBS TO YUV

0=YC(S-VIDEO) TO YUV

Example: @SO0=YC(S-VIDEO) TO YUV

1=CVBS TO YUV

(2) when on channel 3/4 :

0=YC (S-VIDEO) TO YUV

1=YUV TO YUV

0=CABS TO YUV

Example: @SO0=CABS TO YUV

@SO

Data sent back is "$00"