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8
RS-232 Communication Protocol
The following is the COM port setting:
Baud Rate: 9600bps
Parity: None
Data Bits: 8bits
Stop Bits: 1bit
Set CTS Mode: Off
Set XON/XOFF: Off

Symbol
Character Symbols Definitions
Meaning
Space
[CR]
Carriage Return, ASCII code 0x0D
[LF] or >
Line Feed, ASCII code 0x0A
Set and Get Command
Set Command:
Type in: YControl_TypeFunctionParam[CR]
Reply: ZControl_TypeFunctionParam[CR][LF]
Get Command:
Type in: YControl_TypeFunction[CR]
Reply: ZControl_TypeFunctionParam[CR][LF]
When sending a command, a blank character may precede [CR] if desired
Example:
Example 1: set brightness value as 32
Send: Y11632[CR]
Reply: Z11632[CR][LF]
Example 2: get current output resolution. (2 = SVGA)
Send: Y421[CR]
Reply: Z4212[CR][LF]
VP-437N - RS-232 Communication Protocol
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