Samsung 320MX-3 Car Video System User Manual


 
No. command type command Value range
1 Power control 0x11 0~1
2 Volume control 0x12 0~100
3 Input source control 0x14 -
4 Screen Mode control 0x18 -
5 Screen Size control 0x19 0~255
6 PIP on/off control 0x3C 0~1
7 Auto adjustment control 0x3D 0
8 Video wall Mode control 0x5C 0~1
9 Safety Lock 0x5D 0~1
- ID should show hexadecimal value of assigned ID, but ID 0 should be 0xFF.
- Every communication will be made in hexadecimals and Checksum is the sum of all
remainings. If it exceeds two digits,for example, it is 11+FF+01+01=112, discard the
number in the first digit like below.
example)PowerOn&ID=0
Header command
ID
DATA
Length
DATA 1
CheckSum
0xAA 0x11 1 Power
Header command
ID
DATA
Length
DATA 1
12
0xAA 0x11 1 1
If you want to control every mechanism connected with Serial Cable regardless of its ID,
set ID part to "0xFE" and send commands. At the time, each product will follow commands
but it will not respond with ACK.
Power Control
Function
Personal Computer turns TV / Monitor power ON/OFF.
Get Power ON/OFF Status
Header
command
ID
DATA Length
CheckSum
0xAA 0x11 0
Set Power ON/OFF
Header command
ID
DATA
Length
DATA
CheckSum
0xAA 0x11 1 Power
Power : Power code to be set on TV / Monitor
1 : Power ON
Introduction