NEC MultiSync LCD3210 LCD3210 LCD3210 Owner's Manual
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NEC MultiSync LCD3210 LCD3210 LCD3210 Owner's Manual

Nec monitor owners manual
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See also: User Manual
External Control
1. Application
This document defines the communications method for control of the LCD3210 when using an external
.
controller

2. Connectors and wiring

Connector: D-Sub 9-pin
Cable: Cross (reversed) cable or null modem cable

3. Communication Parameter

(1) Communication system
(2) Interface
(3) Baud rate
(4) Data length
(5) Parity
(6) Stop bit
(7) Communication code
3.1 Communication timing
The controller should wait for a packet interval before next command is sent.
The packet interval needs to be longer than 600msec for the LCD3210.
Asynchronous
RS-232C
9600bps
8bits
None
1 bit
ASCII
(1/38)
LCD3210

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Summary of Contents for NEC NEC MultiSync LCD3210 LCD3210 LCD3210

  • Page 1: Connectors And Wiring

    External Control 1. Application This document defines the communications method for control of the LCD3210 when using an external controller 2. Connectors and wiring Connector: D-Sub 9-pin Cable: Cross (reversed) cable or null modem cable 3. Communication Parameter (1) Communication system (2) Interface (3) Baud rate (4) Data length...

  • Page 2: Communication Format

    4. Communication Format Header The command packet consists of four parts, Header, Message, Check code and Delimiter. Sequence of a typical procedure to control a monitor is as follows, [A controller and a monitor, two-way communication composition figure] Controller Get Parameter Delimiter Check Code Get Parameter Reply...
  • Page 3 byte) Source: Source equipment ID. (Sender) Specify a sender address. The controller must be ‘0’(30h). byte) Message Type: (Case sensitive.) Refer to section 4.2 “Message block format” for more details. ASCII 'A' (41h): Command ASCII 'B' (42h): Command reply. ASCII 'C' (43h): Get current parameter from a monitor. ASCII 'D' (44h): "Get parameter"...
  • Page 4 3）Set parameter The controller sends this message to change a setting of the monitor. Message format of the “Set parameter” is as follows; OP code page Refer to section 5.3 “Set parameter” for more details. 4）Set Parameter reply The monitor replies with this message for a confirmation of the “Set parameter message”. Message format of the “Set parameter reply”...
  • Page 5 Following is an example of a Check code (BCC) calculation. Header Destination Source Message Reserved Address Address Check code (BCC) D 4.6 Delimiter Packet delimiter code; ASCII CR(0Dh). OP code Message length type page xor D xor D xor … xor D = 30h xor 41h xor 30h xor 45h xor 30h xor 41h xor 02h xor 30h xor 30h xor 31h xor 30h xor 30h xor 30h xor 36h xor 34h xor 03h...

  • Page 6: Message Type

    5. Message type 5.1 Get current Parameter from a monitor. OP code page 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.
  • Page 7 00h: No Error. 01h: Unsupported operation with this monitor or unsupported operation under current condition. This result code from the monitor is encoded to ASCII characters. Ex.) The byte data 01h is encoded to ASCII character '0' and '1' (30h and 31h). –5 bytes) OP code page: Operation code page.
  • Page 8 Ex) The byte data 02h must be encoded to ASCII '0' and '2' (30h and 32h). Refer to the Operation code table. bytes) OP code: Operation code This OP code data must be encoded to ASCII characters. OP code 1Ah -> OP code (Lo) = ASCII 'A' (41h) Refer to the Operation code table.
  • Page 9 ASCII '0''1' (30h, 31h): Momentary Like Auto Setup function, that automatically changes the parameter. bytes) Max. value: Maximum value that monitor can accept. (16bits) Reply data from the monitor is encoded to ASCII characters. Ex.) '0''1''2''3' means 0123h (291) bytes) Requested setting Value: Echoes back the parameter for confirmation. (16bits) Reply data from the monitor is encoded to ASCII characters.

  • Page 10: Typical Procedure Example

    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. 5.5.3 NULL Message Command code The NULL message returned from the monitor is used in the following cases;...
  • Page 11 Delimiter CR (0Dh): End of packet Step 2. The monitor replies with current Brightness setting and capability to support this operation. Header SOH-'0'-'0'-'A'-'D'-'1'-'2' Header SOH (01h): Start Of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 12 Step 4. The monitor replies with a message for confirmation. Header SOH-'0'-'0'- 'A' -'F'-'1'-'2' Header SOH (01h): Start Of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h). 'F' (46h): Message Type is "Set parameter reply"...
  • Page 13 6.2. How to read the measurement value of the built-in temperature sensors. LCD3210 has two built-in temperature sensors. The controller can monitor inside temperatures by using those sensors through RS-232C. The following shows the procedure for reading the temperatures from the sensors. Step 1.
  • Page 14 Delimiter CR (0Dh): End of packet Step 3. The controller requests the monitor to send the temperature from the selected sensor. Header SOH-'0'-'A'-'0'-'C'-'0'-'6' Header SOH (01h): Start of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h). '0' (30h): Message sender is the controller 'C' (43h): Message Type is "Get parameter "...

  • Page 15: Power Control Procedure

    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 7. Power control procedure 7.1 Power status read 1) The controller requests the monitor to reply a current power status. Header SOH-'0'-'A'-'0'-'A'-'0'-'6' Header...
  • Page 16 Check code BCC: Block Check Code Refer to the section 4.5 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet 7.2 Power control 1) The controller requests the monitor to control monitor power. Header SOH-'0'-'A'-'0'-'A'-'0'-'C' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 17 Check code BCC: Block Check Code Refer to the section 4.5 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet. (17/38)

  • Page 18: Asset Data Read And Write

    8. Asset Data read and write 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 SOH-'0'-'A'-'0'-'A'-'0'-'A' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 19 8.2 Asset Data write This command is used in order to write Asset Data. 1) The controller requests the monitor to write Asset data. Header SOH-'0'-'A'-'0'-'A'-N-N Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h). '0' (30h): Message sender is the controller 'A' (41h): Message type is "Command"...
  • Page 20 9. Date & Time read and write 9.1 Date & Time Read This command is used in order to read the setting of Date & Time. 1) The controller requests the monitor to reply with the Date & Time. Header SOH-'0'-'A'-'0'-'A'-'0'-'6' Header SOH (01h): Start Of Header...
  • Page 21 WW: weekdays '0'-'0'(30h, 30h): Sunday '0'-'1'(30h, 31h): Monday '0'-'2'(30h, 32h): Tuesday '0'-'3'(30h, 33h): Wednesday '0'-'4'(30h, 34h): Thursday '0'-'5'(30h, 35h): Friday '0'-'6'(30h, 36h): Saturday HH: Hours '0'-'0'(30h, 30h): 0 '1'-'7'(31h, 37h): 23 (=17h) MN: Minutes '0'-'0'(30h, 30h): 0 '3'-'B' (33h, 42h): 59 (=3Bh) DS: Daylight saving (Summer time) '0'-'0'(30h, 30h): NO '0'-'1'(30hm 31h): YES...
  • Page 22 WW: weekdays '0'-'0'(30h, 30h): Sunday '0'-'1'(30h, 31h): Monday '0'-'2'(30h, 32h): Tuesday '0'-'3'(30h, 33h): Wednesday '0'-'4'(30h, 34h): Thursday '0'-'5'(30h, 35h): Friday '0'-'6'(30h, 36h): Saturday HH: Hours '0'-'0'(30h, 30h): 0 '1'-'7'(31h, 37h): 23 (=17h) MN: Minutes '0'-'0'(30h, 30h): 0 '3'-'B' (33h, 42h): 59 (=3Bh) DS: Daylight saving (Summer time) '0'-'0'(30h, 30h): NO '0'-'1'(30h, 30h): YES...
  • Page 23 WW: weekdays '0'-'0'(30h, 30h): Sunday '0'-'1'(30h, 31h): Monday '0'-'2'(30h, 32h): Tuesday '0'-'3'(30h, 33h): Wednesday '0'-'4'(30h, 34h): Thursday '0'-'5'(30h, 35h): Friday '0'-'6'(30h, 36h): Saturday HH: Hours '0'-'0'(30h, 30h): 0 '1'-'7'(31h, 37h): 23 (=17h) MN: Minutes '0'-'0'(30h, 30h): 0 '3'-'B' (33h, 42h): 59 (=3Bh) DS: Daylight saving (Summer time) '0'-'0'(30h, 30h): NO '0'-'1'(30h, 31h): YES...

  • Page 24: Schedule Read And Write

    10.Schedule read and write 10.1 Schedule Read This command is used in order to read the setting of the Schedule. 1) The controller requests the monitor to read Schedule Header SOH-'0'-'A'-'0'-'A'-'0'-'8' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 25 OFF_HOUR: Turn off time (hour) '0'-'0'(30h, 30h): 00 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn’t set. INPUT: Timer input '0'-'0'(30h, 30h): RGB1(DVI-D) '0'-'1'(30h, 31h): RGB2(D-SUB) '0'-'2'(30h, 32h): RGB3(BNC) '0'-'3'(30h, 33h): DVD/HD...
  • Page 26 10.2 Schedule Write This command is used in order to write the setting of the Schedule. 1) The controller requests the monitor to write Schedule Header SOH-'0'-'A'-'0'-'A'-'1'-'6' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 27 '0'-'1'(30h, 31h): Monday '0'-'4'(30h, 34h): Wednesday '0'-'F'(30h, 46h): Monday, Tuesday, Wednesday and Thursday '7'-'F'(37h, 46h): Monday to Sunday FL: Option bit 0: Everyday bit 1: Every week bit 2: Schedule Disable/Enable * When bit0 and bit1 are '1', it behaves as Everyday. FL setting '0'-'0'(30h, 30h) '0'-'1'(30h, 31h)
  • Page 28 ON_MIN: Turn on time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 '3'-'C'(33h, 43h): On timer isn’t set. OFF_HOUR: Turn off time (hour) '0'-'0'(30h, 30h): 00 '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn’t set.
  • Page 29 3) The controller requests the monitor to write Enable/Disable Schedule. Header SOH-'0'-'A'-'0'-'A'-'0'-'A' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h). '0' (30h): Message sender is the controller 'A' (41h): Message type is "Command" '0'-'A'(30h, 41h): Message length.

  • Page 30: Self-Diagnosis

    BCC: Block Check Code Refer to the section 4.5 “Check code” for a BCC calculation. Delimiter CR (0Dh): End of packet 11. Self diagnosis 11.1 Self-diagnosis status read This command is used in order to read the Self-diagnosis status. 1) The controller requests the monitor to read Self-diagnosis status. Header SOH-'0'-'A'-'0'-'A'-'0'-'4' Header...
  • Page 31 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 (31/38)
  • Page 32 12. Serial No. & Model Name Read 12.1 Serial No. Read This command is used in order to read a serial No. 1) The controller requests the monitor to read a serial No. Header SOH-'0'-'A'-'0'-'A'-'0'-'6' Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h).
  • Page 33 Header SOH (01h): Start Of Header '0' (30h): Reserved 'A' (41h): Monitor ID LCD3210 must be ASCII 'A' (41h). '0' (30h): Message sender is the controller 'A' (41h): Message type is "Command" '0'-'6'(30h, 36h): Message length. Message STX (02h): Start of Message 'C'-'2'-'1'-'7' (43h, 32h,31h,37h): Model Name command ETX (03h): End of Message Check code...
  • Page 34 Appendix A. Operation Code (OP code) Table Item Brightness Contrast Sharpness Tint Color Black Level Noise Reduction Color control Color Temperature Picture reset H Position V Position Clock Clock phase H Resolution V Resolution Zoom Mode Zoom H-Expansion Zoom V- Expansion Zoom H-Position OP code OP code...
  • Page 35 Item OP code page Zoom V-Position Screen reset Balance Treble Bass Audio reset PIP Size PIP Audio PIP Reset Auto Setup Auto Adjust Auto Brightness Power Save Language Screen Gamma Saver Brightness Cooling Motion Color System Side Border Color Factory Reset Configuration Reset OP code Parameter...
  • Page 36 Item OP code page LongCable VIDEO Manual SYNC Terminate OSM Turn Off Information OSM Off Timer Position Position Position Input Detect S Video Mode Input Resolution Black Level Expansion Gamma Selection Scan Mode 02ｈ Scan Conversion Film Mode IR Control Tile H monitor Matrix...
  • Page 37 Item OP code page Power On Delay Advanced Option Reset Input Picture Mode Size PIP ON/OFF Still ON/OFF PIP Input Still Capture Audio Input Mute Volume UP/Down PIP H Position PIP V Position Select Temperature sensor Readout a temperature OP code Parameter 0: OFF (0sec) │...
  • Page 38 This document provides the technical information for users. NEC Display Solutions reserves the right to change or modify the information contained herein without notice. NEC Display Solutions makes no warranty for the use of its products and bears no responsibility for any errors or omissions which may appear in this document.

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