Get-Function Listing - ViewSonic CDE3205 Guide De L'utilisateur

10.3.2. Get-Function Listing

The PC can interrogate the TV/DS for specific information. The Get-Function packet format consists of 9
bytes which is similar to the Set-Function packet structure. Note that the "Value" byte is always = 000
Get-Function description:
Length:
Total Byte of Message excluding "CR".
TV/DS ID Identification for each of TV/DS (01~98; default is 01).
Command Type Identify command type,
"g" (0x67h) : Get Command
"r" (0x72h) : Valid command Reply
"-" (0x2Dh) : Invalid command Reply
Command:
Function command code: One byte ASCII code.
Value[1~3]: Three bytes ASCII that defines the value.
CR
0x0D
Get-Function format
Send: (Command Type="g")
Name Length
Byte Count 1 Byte
Bytes order 1
NOTE: "Power STBY status" is the exception for VT2405LED-1 and VT3205LED.
Reply: (Command Type="r" or "-")
If the Command is valid, Command Type ="r"
Name Length
Byte Count 1 Byte
Bytes order 1
NOTE: The reply for "Power STBY status" command is the exception for VT2405LED-1 and V3205LED. It's
0x36 72 6C 30 30 30 0D ( 6rl000<CR>).
If the Command is Not valid, Command Type="-"
Name Length
Byte Count 1 Byte
Bytes order 1
Example1: Get Brightness from TV-05 and this comm and is valid. The Brightness value is 67.
Send (Hex Format)
Name Length
Hex 0x38
Command
ID Command
Type
2 Byte 1 Byte
2~3 4
Command
ID Command
Type
2 Byte 1 Byte
2~3 4
Command
ID
Type
2 Byte 1 Byte
2~3 4
Command
ID Command
Type
0x30
0x67
0x35
Value1
1 Byte 1 Byte
5 6
Value1
1 Byte 1 Byte
5 6
CR
1 Byte
5
Value1
0x62 0x30
29
Value2 Value3
1 Byte 1 Byte
7 8
Value2 Value3
1 Byte 1 Byte
7 8
Value2 Value3
0x30 0x30
CR
1 Byte
9
CR
1 Byte
9
CR
0x0D