ViewSonic VS11915, CD4620 warranty Command Type, Value1~3, Set-Function description Length

5.Protocol 1 : with ID

5.1Command Description

Length:	Total Byte of Message excluding “CR”
TV ID	Identification for each of TV
	Identify command type,
	“s” (0x73h) : Set Command
	“g” (0x67h) : Get Command
Command Type	“r” (0x72h) : Reply Command
	“p” (0x70h) : RCU Pass-through
	“+” (0x2Bh) : 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

5.2Set-Function Listing

The PC can control the LCD Monitor for specific actions. The Set-Function command allows you to control the LCD monitor behavior in a remote sit through the RS232 port. The Set-Function packet format consists of 11 bytes.

Set-Function description:

Length:	Total Byte of Message excluding “CR”
TV ID	Identification for each of TV
	If we want to set all TV settings, TV ID can use “99” to achieve, and it will not
	have Reply command on this function.
Command Type	Identify command type,
	“s” (0x73h) : Set Command
Command:	Function command code: One byte ASCII code
Value[1~3]:	Three bytes ASCII that defines the value
CR	0x0D

Set-Function format

Send: (Command Type=”s”)

Name

Byte

Count

Bytes order

Length	ID	Command Type	Command	Value1	Value2	Value3	CR
1 Byte	2 Byte	1 Byte	1 Byte	1 Byte	1 Byte	1 Byte	1 Byte
1	2~3	4	5	6	7	8	9

Reply: (Command Type=”+” or “-”)

Name

Byte

Count

Bytes order

Length	ID	Command Type	CR
1 Byte	2 Byte	1 Byte	1 Byte
1	2~3	4	5

Example1: Set Brightness as 76 for TV-02 and this command is valid Send (Hex Format)

Name	Length	ID	Command Type	Command	Value1	Value2	Value3	CR
Hex	0x38	0x30	0x73	0x24	0x30	0x37	0x36	0x0D
		0x32
Reply (Hex Format)
Name	Length	ID	Command Type	CR
Hex	0x34	0x30	0x2B	0x0D
		0x32

Example2: Set Brightness as 176 for TV-02 and this command is NOT valid Send (Hex Format)

Name

Length

ID

Command Type Command

Value1

Value2

Value3

CR

ViewSonic CD4620 46

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