ViewSonic VS11857 Get-Function Listing, Get-Function description, Byte Count 00D Bytes order

4 Get-Function Listing

The PC can interrogate the LCD Monitor for specific information. The Get-Function packet format consists of 5 bytes which is similar to the Set-Function packet structure. Note that the “Value” byte is always = 00.

Get-Function description:

Length: Total bytes of message = 5 ASCII (35H), excluding “CR”

Command: Get-Function command code: One byte ASCII code

	Value[1~3]:	Always = 000
Get-Function format from PC to LCD (ASCII)
	Name	Length	Command	Value1	Value2	Value3	CR
	Byte Count	5	1 Byte	0	0	0	00D
	Bytes order	1	2	3	4	5	6

Monitor shall response to Get-Function with the following packet format:

LCD Monitor response packet format:

Name	Length	Value1	Value2	Value3	Value4	CR
Byte Count	5	1 Byte	1 Byte	1 Byte	1 Byte	00D
Bytes order	1	2	3	4	5	6

Response packet (to Get-Function):

Length: Total bytes of packet = 5 ASCII excluding “CR”

Exception: Total bytes for On-Hours = 6

Value[1-4]:Four ASCII codes: Value range is from 0000 ~ 9999

Exception: Value[1-5] for On-Hours

LCD Monitor will send “+” (02Bh), “CR” bytes to PC after receiving a valid command LCD Monitor will send “-” (02Dh), “CR” bytes to PC if the command is not valid

ViewSonic CD3200 vi