NEC MultiSync C431 User Manual

Also see for MultiSync C431: User manual User manual Installation guide

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NEC MultiSync C431 User Manual Manual pdf 13 page image

(13/104)5. Message type5.1 Get current Parameter from a monitor.Send this message when you want to get the status of a monitor.For the status that you want to get, specify the “OP code page” the “OP code”, refer to“Appendix A. Operation code table”.1stbyte) STX: Start of MessageASCII STX (02h)2nd-3rdbytes) OP code page: Operation code page.Specify the “OP code page” for the control which you want to get the status.Refer to “Appendix A Operation code table” for each item.OP code page data must be encoded to ASCII characters.Ex.) The byte data 02h must be encoded to ASCII characters '0' and '2' (30h and 32h).OP code page 02h -> OP code page (Hi) = ASCII '0' (30h)OP code page (Lo) = ASCII '2' (32h)Refer to Operation code table. (Appendix A)4th–5thbytes) OP code: Operation codeRefer to “Appendix A Operation code table” for each item.OP code data must be encoded to ASCII characters.Ex.) The byte data 3Ah must be encoded to ASCII characters '3' and 'A' (33h and 41h).OP code 3Ah -> OP code (Hi) = ASCII '3' (33h)OP code (Lo) = ASCII 'A' (41h)Refer to Operation code table.6thbyte) ETX: End of MessageASCII ETX (03h)STX OP codepageOP code ETXHi Lo Hi Lo1st 2nd-3rd 4th–5th 6th