Input video support mode, Operation, Rs232 control protocol – Avlink 3SC-02MW User Manual
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Input Video Support Mode
Analog Resolution Frequency(Hz)
525i(NTSC) 1440x480
59.94
625i(PAL) 1440x576
50
720p 1280x720 50/59.94/60
1080i 1920x1080 50/59.94/60
1080p 1920x1080
23.98/24/25/29.97/30
1080p 1920x1080 50/59.94/60
Operation
The 3SC-02MW will detect input video resolution automatically
and scale the video to the assigned video output resolution.
(NTSC/PAL)
The user can change the output resolution in the OSD
OSD operation
After the user press the “MENU” button, the 3SC-02MW will
pop-up the OSD screen.
“BRIGHT” setting:
The user can adjust the video brightness here.
“CONTRAST” setting:
The user can adjust the video contrast here.
“SATURATION” setting:
The user can adjust the video saturation here.
“VIDEO OUT” setting:
The user can change the video output resolution to NTSC or
PAL.
“AUDIO” setting:
The user can enable or disable both the analog and coaxial
audio output.
“Enter” button:
- To enter the “EDIT” mode of the parameter where the
selection bar located.
- After change the value by “up” or “down”, you can back
to select other setting by pressing “menu” button.
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“UP” or “DOWN” button:
- The user can select various functions by pressing “up” or
“down” button in the front panel to move the selection bar.
- In “EDIT” mode, pressing “up” or “down” button can
change the value of selected function.
“”MENU” button:
- Start the “OSD” in the screen by pressing the “menu”
button.
- Pressing the “menu” button again will close the OSD
and save all the video setting.
RS232 control protocol
BAUD rate: 4800bps, 8-bit data, 1 stop bit
After the Server sends the one command to 3SC-02MW,
3SC-02MW will response the result or the information required
from the server by the command.
Server => 3SC-02MW command Format
Command byte
Data byte
checksum byte
Byte#0 Byte#1
Byte#2
*Checksum byte: check sum from Byte#0~Byte#2
Server => 3SC-02MW command list
Command
byte
Data
byte
ACK type
(from
3SC-02MW)
Function
0xa0
0x00
B
Get model name
0x01
B
Get
possible
output resolution
number
0x02
B
Get
adjustable
video parameter
number.
0x03
B
Get does support
audio control.
0xa1 0x00~
0xff
A Brightness
Default: 0x80
0xa2 0x00~
0xff
A Contrast
Default: 0x80
0xa3 0x00~
0xff
A Saturation
Default: 0x80
0xb0 0x00
/0x01
A Output
resolution
0:NTSC
1:PAL
Default: 0x00
0xb1 0x00
/0x01
A Audio
enable
0:off / 1:on
Default: 0x01
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Example: set the brightness to be the value 0x02
Server sends: 0xa1, 0x02, 0x5d
3SC-02MW reply: 0xa5, 0x96
3SC-02MW => Server command
Type “A” format
Ack byte
checksum
byte
note
0xa5
0x5b
Means: “ACK”, 3SC-02MW
receives an available command
0x6a
0x96
Means: “NAK”, 3SC-02MW
receives unknown command or
data byte exceeds the range.
Type “A” ACK format
Ack byte
checksum
byte
note
0xa5
0x5b
Means: “ACK”, 3SC-02MW
receives an available command
0x6a
0x96
Means: “NAK”, 3SC-02MW
receives unknown command or
data byte exceeds the range.
Type “B” ACK format
ACK
byte
Length
byte
Data byte
checksum
byte
Order
Byte#0 Byte#1 Byte#2~Byte#N Byte#N+1
value
0x5a N+2 0x00~0xff
0x00~0xff
*Checksum byte: check sum from Byte#0~Byte#N+1
Example: get model name of 3SC-02MW
Server sends: 0xa0, 0x00, 0x60
3SC-02MW reply: 0x5a, 0x0a, ‘3’, ‘S’, ‘C’, ‘-’, ‘0’, ‘2’,
‘M’, ‘W’, 0xa0
© C&C TECHNIC TAIWAN CO., LTD. All rights reserved.
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referred to this manual are the trademarks or
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companies.
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