ViewSonic EP4320 - Page 40

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Get-Function description:
Length: Total Byte of Message excluding “CR”.
TV/DS ID ,GHQWL¿FDWLRQIRUHDFKRI79'6aGHIDXOWLV
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]: 7KUHHE\WHV$6&,,WKDWGH¿QHVWKHYDOXH
CR 0x0D
Get-Function format
Send: (Command Type=”g”)
Name Length ID
Command
Type
Command Value1 Value2 Value3 CR
Byte Count 1 Byte 2 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte
Bytes order12~3456789
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 ID
Command
Type
Command Value1 Value2 Value3 CR
Byte Count 1 Byte 2 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte
Bytes order12~3456789
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 ID
Command
Type
CR
Byte Count 1 Byte 2 Byte 1 Byte 1 Byte
Bytes order 1 2~3 4 5
Example1: Get Brightness from TV-05 and this comm and is valid. The Brightness value is 67.
Send (Hex Format)
Name Length ID
Command
Type
Command Value1 Value2 Value3 CR
Hex
0x38
0x30
0x35
0x67 0x62 0x30 0x30 0x30 0x0D
Reply (Hex Format)
Name Length ID
Command
Type
Command Value1 Value2 Value3 CR
Hex
0x38
0x30
0x35
0x72 0x62 0x30 0x36 0x37 0x0D