NEC RS-232C user manual Asset Data read and write, Asset Data Read Request and reply

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'0'-'0' (30h, 30h): Result code. No error.

'C'-'2’,'0'-'3'-'D'-'6' (43h, 32h, 30h, 33h, 44h, 36h): power control reply command

The monitor replies same as power control command to the controller. '0'-'0'-'0'-'1' (30h, 30h, 30h, 31h): Power mode

0001: ON

0002, 0003: Do not set.

0004: OFF (same as the power off by IR)

ETX (03h): End of Message

Check code

BCC: Block Check Code

Refer to the section 4.5 “Check code” for a BCC calculation.

Delimiter

CR (0Dh): End of packet

8. Asset Data read and write

MultiSync X461UN /X461HB /X431BT /P401 /P461 /P521 /P701 /S401 /S461 /S521 and MULTEOS M401 /M461

/M521 have the area for to store user’s asset data of up to 64bytes.

8.1 Asset Data Read Request and reply

This command is used in order to read Asset Data.

1) The controller requests the monitor to reply with Asset data.

Header

Message

Check code

Delimiter

SOH-'0'-Monitor ID-'0'-'A'-'0'-'A'

STX-'C'-'0'-'0'-'B'-'0'-'0'-'2'-'0'-ETX

BCC

CR

Header

SOH (01h): Start Of Header

'0' (30h): Reserved

Monitor ID: Specify the Monitor ID from which you want to get data. Ex.) If Monitor ID is '1', specify 'A'.

'0' (30h): Message sender is the controller.

'A' (41h): Message type is "Command".

'0'-'A' (30h, 41h): Message length is 10 bytes.

Message

STX (02h): Start of Message

'C'-'0'-'0'-'B' (43h, 30h, 30h, 42h): Asset read request command.

'0'-'0' (30h, 30h): Offset data from top of the Asset data. At first set 00h: Read data from the top of Asset data area.

'2'-'0' (32h, 30h): Read out data length is 32bytes.

Secondly set 20h: Read data from the 32bytes offset point in the Asset data area.

Maximum readout length is 32bytes at a time. ETX (03h): End of Message

Check code

BCC: Block Check Code

Refer to the section 4.5 “Check code” for a BCC calculation.

Delimiter

CR (0Dh): End of packet

2) The monitor replies Asset data to the controller.

Header

Message

Check code

Delimiter

SOH-'0'-'0'-Monitor ID-'B'-N-N

STX-'C'-'1'-'0'-'B'-

BCC

CR

Data(0)-Data(1)---Data(N)-ETX

Header

SOH (01h): Start of Header

'0' (30h): Reserved

'0' (30h): Message receiver is the controller.

Monitor ID: Indicate a replying Monitor ID.

Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.

(18/50)

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Contents Connectors and wiring ApplicationCommunication Parameter Communication Format Header block format fixed lengthALL ETX Message block formatSTX STX ETX MSB LSBCheck code MSB LSBSOH Delimiter Following is an example of a Check code BCC calculationMessage type Get current Parameter from a monitorSet parameter Set parameter reply Current conditionGet Timing Report and Timing reply CommandsSave Current Settings MSB LSB ETXNull Message Typical procedure exampleHow to change the Brightness setting BCCHeader Message Check code Delimiter Message Check code Delimiter Code STX-0-0-0-2-7-9-0-0 Power control procedure Power status readPower control Controller requests the monitor to control monitor powerAsset Data read and write Asset Data Read Request and replyAsset Data write Date & Time read and write Date & Time ReadBCC DS-ETX Date & Time Write Check code Delimiter Schedule read and write Schedule ReadSTX-C-3-2-1-PG-ON HOUR-ON MIN Page BCC OFF HOUR-OFF MIN-INPUT-WD-FL-ETX B33h, 42h 59 =3Bh C33h, 43h Off timer isn’t set Schedule WritePG-ON HOURS-ON MIN-OFF HOURS-OFF MIN-INPUT-WD-FL-P Mode Page BCC OFF HOUR-OFF MIN-INPUT-WD-FL-P Mode Header 31/50 SOH-0-0-Monitor ID-B-0-C STX-C-3-1-5-ST-PG-EN-ETX STX-C-2-1-4-PG-ON HOUR-ON MIN 34/50 BCC Self diagnosis Self-diagnosis status readST Result of self-tests 0-030h, 30h00 Normal Serial No. & Model Name Read Serial No. ReadModel Name Read Security Lock Security Lock Control930h, 39h Page Dicom SIM ISFAdjust Surround HdmiPOP RGB/HVPIP OSD Option Ntsc SyncDVI-PC DVI-HD SecamPIP ON/OFF All data are subject to change without notice
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