NEC RS-232C Get Timing Report and Timing reply,  Send 0730h, 37h as Get Timing Report command

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5.5.2 Get Timing Report and Timing reply.

The controller requests the monitor to report the displayed image timing.

	STX	Command code		ETX
		'0'	'7'

Send "07"(30h, 37h) as Get Timing Report command.

Complete "Get Timing Report" command packet as follows; ASCII: 01h-30h-41h-30h-41h-30h-34h-02h-30h-37h-03h-CHK-0Dh

SOH-'0'-'A'-'0'-'A'-'0'-'4'-STX-'0'-'7'-ETX-CHK- CR The monitor replies status as the following format;

STX

Command

SS

H Freq.

V Freq.

ETX

'4'

'E'

Hi

Lo

MSB

LSB

MSB

LSB

SS: Timing status byte

Bit 7 = 1: Sync Frequency is out of range.

Bit 6 = 1: Unstable count

Bit 5-2 Reserved (Don't care)

Bit 1 1:Positive Horizontal sync polarity. 0:Negative Horizontal sync polarity.

Bit 0 1:Positive Vertical sync polarity. 0:Negative Vertical sync polarity.

H Freq: Horizontal Frequency in unit 0.01kHz

V Freq: Vertical Frequency in unit 0.01Hz

Ex.) When H Freq is '1''2''A''9' (31h, 32h, 41h, 39h), it means 47.77kHz.

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Contents External Control 10.1 Application II. Preparation Connectors and wiring RS-232C Remote controlLAN control Communication timing AsciiCommunication Format Get Parameter Reply MonitorHeader block format fixed length ALLPage ETX Message block formatSTX MSB LSB10/72 Check code SOHDelimiter Message type Get current Parameter from a monitor00h No Error Get parameter reply Set parameter ETX MSB LSBSet parameter reply Current conditionCommands Save Current Settings Send 0730h, 37h as Get Timing Report command Get Timing Report and Timing replyNull Message IV. Control Commands Typical procedure example How to change the Backlight settingBCC Message Check code Delimiter Header Message Check code Delimiter SOH-0-Monitor ID-0-E-0-A STX-0-2-7-8-0-0-0-1-ETX SOH-0-Monitor ID-0-C-0-6 STX-0-2-7-9-ETX Readout value is 2s complement Operation Code OP code Table Dicom SIMPosition 00h 20h Left side OP code Parameter Remarks Cod Pag Input Resolution DAh Surround HdmiRGB/HV PIPOSD 02h 7Dh None Scart DVI-PCDVI-HD IP ON/PROGRESSIVE‘SURROUND’ Mute Unmute Screen MuteScreen Mute on Screen Mute OFF MTS PIP ON/OFFOP code Parameter Remarks Cod Pag PIP Input 02h 73h No mean Power control procedure Power status readCR 0Dh End of packet 37/72 Power control Controller requests the monitor to control monitor powerDelimiter CR 0Dh End of packet 39/72 Asset Data read and write Asset Data Read Request and replyDelimiter CR 0Dh End of packet 41/72 Asset Data write CR 0Dh End of packet 43/72 Date & Time read and write Date & Time ReadBCC DS-ETX MN Minutes 0-030h, 30h Date & Time Write Check code Delimiter Delimiter CR 0Dh End of packet 48/72 Schedule read and write Schedule ReadB33h, 42h C33h, 43h On timer isnt set Page BCC OFF HOUR-OFF MIN-INPUT-WD-FL-ETX B33h, 42h 59 =3Bh C33h, 43h Off timer isn’t set PG-ON HOURS-ON MIN-OFF HOURS-OFF MIN-INPUT-WD-FL-P Mode Schedule WritePage BCC OFF HOUR-OFF MIN-INPUT-WD-FL-P Mode 57/72 SOH-0-Monitor ID-0-A-0-A STX-C-2-1-5-PG-EN-ETX Delimiter CR 0Dh End of packet 59/72 STX-C-2-1-4-PG-ON HOUR-ON MIN SOH-0-0-Monitor ID-B-1-8 STX-C-3-1-4-ST-PG-ON HOUR-ON MIN 030h, 30h 731h, 37h 23 =17h 831h, 38h Off timer isnt set SOH-0-0-Monitor ID-B-0-C STX-C-3-1-5-ST-PG-EN-ETX Self diagnosis Self-diagnosis status readPage Serial No. & Model Name Read Serial No. ReadModel Name Read Security Lock Security Lock ControlSTX-C-3-1-D-ST-EN-ETX Direct TV Chanel Read & Write Direct TV Chanel Read & ReplyDirect TV Chanel Write & Reply All data are subject to change without notice

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