NEC E657Q External Control Codes
NEC E657Q Manual
 |
View all NEC E657Q manuals
Add to My Manuals
Save this manual to your list of manuals |
NEC E657Q manual content summary:
- NEC E657Q | External Control Codes - Page 1
External Control NEC LCD Monitor For Exx7 Series Rev.1.0 INDEX I. Application...3 II. Preparation ...4 2. Connectors and wiring ...4 2.1 RS-232C Remote control...4 2.2 LAN control ...4 III. Communication specification ...5 3. Communication Parameter ...5 3.1 RS-232C - NEC E657Q | External Control Codes - Page 2
11.1 Serial No. Read ...32 11.2 Model Name Read ...34 12. Firmware Version ...36 12.1 Firmware Version Read...36 13. LAN MAC Address ...38 13.1 LAN MAC Address Read ...38 14. Direct TV Channel Read & Write ...40 14.1 Direct TV Channel - NEC E657Q | External Control Codes - Page 3
I. Application This document defines the communications method for control of the NEC LCD monitor, Exx7 series when using an external controller. (3/47) - NEC E657Q | External Control Codes - Page 4
2.1 RS-232C Remote control Connector: 9-pin D-Sub Cable: Cross (reversed) cable or null modem cable (Please refer "Controlling the LCD TV via RS-232C Remote control" on User's manual.) 2.2 LAN control Connector: RJ-45 10/100 BASE-T Cable: Category 5 or higher LAN cable (Please refer "Controlling the - NEC E657Q | External Control Codes - Page 5
Transport layer (TCP) * Using the payload of TCP segment. (Default) Automatic setup * If you need to change, Please refer "Network settings" on User's manual. 7142 (Fixed) (Note) The monitor will disconnect the connection if no packet data is received for 15 minutes. And the controller (PC) has to - NEC E657Q | External Control Codes - Page 6
4. Communication Format Header Message Check Code Delimiter The command packet consists of four parts, Header, Message, Check code and Delimiter. Note: Don't add extra data (Example: padding data) after Delimiter. Recommended sequence of a typical procedure to control a monitor is as follows, [A - NEC E657Q | External Control Codes - Page 7
60h 61h 62h 63h 64h 65h 66h 67h 68h 69h 6Ah 6Bh 6Ch 6Dh 6Eh 6Fh 70h 71h 72h Monito r ID 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 Destinatio n Address 73h 74h 75h - NEC E657Q | External Control Codes - Page 8
4thbyte) Source: Source equipment ID. (Sender) Specify a sender address. The controller must be '0' (30h). On the reply, the monitor sets the own MONITOR ID in here. 5thbyte) Message Type: (Case sensitive.) Refer to section 4.2 "Message block format" for more details. ASCII 'A' (41h): Command. ASCII - NEC E657Q | External Control Codes - Page 9
4.2 Message block format Header Message Check code Delimiter "Message block format" is allied to the "Message Type" in the "Header". Refer to the section 4.1 "Header block format" for more detail. 1) Get current parameter The controller sends this message when you want to get the status of the - NEC E657Q | External Control Codes - Page 10
more details. 6) Command reply The monitor replies to a query from the controller. "Command reply message" format depends on each command. Refer to section 5.5 "Commands message" for more details. (10/47) - NEC E657Q | External Control Codes - Page 11
4.3 Check code Header Message Check code Delimiter Check code is the Block Check Code (BCC) between the Header and the End of Message except SOH. SOH Reserved Destination Source Type Length(H) Length(L) STX Data | | ETX Check code 27 26 25 24 23 22 21 20 D0 D1 D2 D3 D4 D5 D6 D7 - NEC E657Q | External Control Codes - Page 12
4.4 Delimiter Header Message Check code Packet delimiter code; ASCII CR(0Dh). Delimiter (12/47) - NEC E657Q | External Control Codes - Page 13
5. Message type 5.1 Get current Parameter from a monitor. STX OP code OP code ETX page Hi Lo Hi Lo 1st 2nd-3rd 4th-5th 6th 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. - NEC E657Q | External Control Codes - Page 14
5.2 "Get parameter" reply STX Result OP code OP code Type Max value Current Value ETX page Hi Lo Hi Lo Hi Lo Hi Lo MSB LSB MSB LSB 1st 2nd-3rd 4th-5th 6th -7th 8th -9th 10th -13th 14th -17th 18th The monitor replies with a current value and the status of the requested item ( - NEC E657Q | External Control Codes - Page 15
18thbyte) ETX: End of Message ASCII ETX (03h) (15/47) - NEC E657Q | External Control Codes - Page 16
5.3 Set parameter STX OP code OP code Set Value ETX page Hi Lo Hi Lo MSB LSB 1st 2nd-3rd 4th-5th 6th-9th 10th Send this message to change monitor's adjustment and so on. The controller requests a monitor to change value. 1stbyte) STX: Start of Message ASCII STX (02h) 2nd-3rdbytes) OP - NEC E657Q | External Control Codes - Page 17
5.4 "Set parameter" reply STX Result OP code page Hi Lo Hi Lo 1st 2nd-3rd 4th-5th OP code Hi Lo 6th-7th Type Hi Lo 8th-9th Max value MSB LSB 10th-13th Requested setting ETX Value MSB LSB 14th -17th 18th The Monitor echoes back the parameter and status of the requested operation - NEC E657Q | External Control Codes - Page 18
are shown with usage. Refer to section 7 to 25. 5.5.2 Get Timing Report and Timing reply. The controller requests the monitor to report the displayed image timing. Command code STX ETX '0' '7' Send "07"(30h, 37h) as Get Timing Report command. Complete "Get Timing Report" command packet as - NEC E657Q | External Control Codes - Page 19
5.5.3 NULL Message Command code STX ETX 'B' 'E' The NULL message returned from the monitor is used in the following cases; To tell the controller that the monitor does not have any answer to give to the host (not ready or not expected) A null message will be returned by the monitor if the - NEC E657Q | External Control Codes - Page 20
the "Backlight" setting. Step 1. The controller requests the Monitor to reply with the current brightness setting and capability to support this operation. (Get parameter) Header SOH-'0'-Monitor ID- '0'-'C'-'0'-'6' Message STX-'0'-'0'-'1'-'0'-ETX Check code BCC Delimiter CR Header SOH (01h - NEC E657Q | External Control Codes - Page 21
Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet Step 3. The controller request the monitor to change the Backlight setting Header SOH-'0'-Monitor ID'0'-'E'-'0'-'A' Message STX-'0'-'0'-'1'-'0''0'-'0'-'5'-'0'-ETX Check - NEC E657Q | External Control Codes - Page 22
Delimiter CR (0Dh): End of packet Repeat Step 1 and Step 2, if you need to check the Backlight setting. (Recommended) (22/47) - NEC E657Q | External Control Codes - Page 23
When setting to Native, should use this OP code In case TV tuner model, only English, French and Spanish can be selected. This operation requires supported TV tuner model. - NEC E657Q | External Control Codes - Page 24
Item MUTE TREBLE HUE BASS BRIGHTNESS BALANCE Key Lock MENU DISPLAY TIME PICTURE MODE NOISE REDUCTION MTS MONITOR ID IR Control Input Detect Size OP code OP code page 00h 8Dh 00h 8Fh 00h 90h 00h - NEC E657Q | External Control Codes - Page 25
Item Adaptive Contrast Gamma Custom Detect Priority 1 Custom Detect Priority 2 Custom Detect Priority 3 Closed Caption Digital Closed Caption Sound mode Audio Language Light Sensor BACKLIGHT DIMMING USB POWER Speaker Select OP code OP code page 02h 8DH 02h E8h 10h 2Eh 10h 2Fh 10h 30h - NEC E657Q | External Control Codes - Page 26
. Message STX (02h):Start of Message '0'-'2' (30h, 32h): Reserved data '0'-'0' (30h, 30h): Result code 00: No Error. 01: Unsupported. 'D'-'6'(44h, 36h): Display power mode code '0'-'0' (30h, 30h): Parameter type code is "Set parameter". '0'-'0'-'0'-'4' (30h, 30h, 30h, 34h): Power mode is 4 types - NEC E657Q | External Control Codes - Page 27
Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (27/47) - NEC E657Q | External Control Codes - Page 28
7.2 Power control 1) The controller requests the monitor to control monitor power. Header SOH-'0'-Monitor ID'0'-'A'-'0'-'C' Message STX-'C'-'2'-'0'-'3'-'D'-'6''0'-'0'-'0'-'1'-ETX Check code BCC Delimiter CR Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID - NEC E657Q | External Control Codes - Page 29
Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (29/47) - NEC E657Q | External Control Codes - Page 30
10. Get Timing Report 10.1 Get Timing Report and Timing reply. The controller requests the monitor to report the displayed image timing. 1) The controller requests the monitor to get timing report. Header SOH-'0'-Monitor ID'0'-'A'-'0'-'4' Message STX-'0'-'7'-ETX Check code BCC Delimiter CR - NEC E657Q | External Control Codes - Page 31
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. Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (31/47) - NEC E657Q | External Control Codes - Page 32
11. Serial No. & Model Name Read 11.1 Serial No. Read This command is used in order to read a serial number. 1) The controller requests the monitor to read a serial number. Header Message Check code SOH-'0'-Monitor ID- STX-'C'-'2'-'1'-'6'-ETX BCC '0'-'A'-'0'-'6' Delimiter CR Header SOH ( - NEC E657Q | External Control Codes - Page 33
ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (33/47) - NEC E657Q | External Control Codes - Page 34
11.2 Model Name Read This command is used in order to read the Model Name. 1) The controller requests the monitor to read Model Name. Header Message Check code SOH-'0'-Monitor ID- STX-'C'-'2'-'1'-'7'-ETX BCC '0'-'A'-'0'-'6' Delimiter CR Header SOH (01h): Start of Header '0' (30h): - NEC E657Q | External Control Codes - Page 35
Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (35/47) - NEC E657Q | External Control Codes - Page 36
Message type is "Command". '0'-'8'(30h, 38h): Message length (8bytes) Message STX (02h): Start of Message 'C'-'A'-'0'-'2' (43h, 41h, 30h, 32h): Firmware Version Command TY: Firmware Type Firmware: 00h (30h, 30h) LAN FW: 01h (30h, 31h) ETX (03h): End of Message Check code BCC: Block Check Code Refer - NEC E657Q | External Control Codes - Page 37
Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (37/47) - NEC E657Q | External Control Codes - Page 38
13. LAN MAC Address 13.1 LAN MAC Address Read This command is used in order to read the MAC Address. 1) The controller requests the monitor to read MAC Address Header Message SOH-'0'-Monitor ID- STX-'C'-'2'-'2'-'A'-'0'-'2'-ETX '0'-'A'-'0'-'8' Check code Delimiter BCC CR Header SOH (01h) : - NEC E657Q | External Control Codes - Page 39
Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (39/47) - NEC E657Q | External Control Codes - Page 40
14. Direct TV Channel Read & Write When DTV unit (Option unit) is installed, channel settings is read and write directly. 14.1 Direct TV Channel Read & Reply 1) The controller requests the monitor to read channel information. Header Message Check code SOH-'0'-Monitor ID- STX-'C'-'2'-'2'-'C'- - NEC E657Q | External Control Codes - Page 41
14.2 Direct TV Channel Write & Reply 1) The controller requests the monitor to write channel information. Header Message Check code Delimiter SOH-'0'-Monitor ID- STX-'C'-'2'-'2'-'D'- BCC CR '0'-'A'-'1'-'2' MajorCH-MinorCH-ETX Header SOH (01h): Start of Header '0' (30h): Reserved Monitor - NEC E657Q | External Control Codes - Page 42
15. Input Name 15.1 Input Name Read This command is used in order to read the setting of Input Name. 1) The controller requests the monitor to reply Input Name setting. Header Message Check code SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'4'-'0'-'0'-ETX BCC '0'-'A'-'0'-'8' Delimiter CR Header SOH ( - NEC E657Q | External Control Codes - Page 43
Example: 56h 47h 41h -> "VGA" Result: Input Name is "VGA". Note: No null termination character is sent. ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (43/47) - NEC E657Q | External Control Codes - Page 44
15.2 Input Name Write This command is used in order to write the setting of Input Name. 1) The controller requests the monitor to write Input Name. Header Message SOH-'0'-Monitor ID'0'-'A'- LN(H)-LN(L) STX-'C'-'A'-'0'-'4'-'0'-1'Data(0)-Data(1)-Data(2)- --- -Data(n)-ETX Check code BCC - NEC E657Q | External Control Codes - Page 45
ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.3 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet (45/47) - NEC E657Q | External Control Codes - Page 46
15.3 Input Name Reset This command is used in order to reset the Input Name. 1) The controller requests the monitor to reset Input Name. Header Message SOH-'0'-Monitor ID- STX-'C'-'A'-'0'-'4'-'0'-'2'-ETX '0'-'A'-'0'-'8' Check code Delimiter BCC CR Header SOH (01h): Start of Header '0' (30h - NEC E657Q | External Control Codes - Page 47
data are subject to change without notice. (October 15, 2018) Copyright 2004-2018 NEC Display Solutions, Ltd. All Right Reserved This document provides the technical information for users. NEC Display Solutions, Ltd. reserves the right to change or modify the information contained herein without
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
 |
 |
(1/47)
External Control
NEC LCD Monitor
For Exx7 Series
Rev.1.0
INDEX
I. Application
.............................................................................................................................................
3
II. Preparation
...........................................................................................................................................
4
2. Connectors and wiring
.........................................................................................................................
4
2.1 RS-232C Remote control
....................................................................................................................
4
2.2 LAN control
.........................................................................................................................................
4
III. Communication specification
............................................................................................................
5
3. Communication Parameter
..................................................................................................................
5
3.1 RS-232C Remote control
....................................................................................................................
5
3.2 LAN control
.........................................................................................................................................
5
3.3 Communication timing
.......................................................................................................................
5
4. Communication Format
........................................................................................................................
6
4.1 Header block format (fixed length)
...................................................................................................
7
4.2 Message block format
........................................................................................................................
9
4.3 Check code
.......................................................................................................................................
11
4.4 Delimiter
...........................................................................................................................................
12
5. Message type
......................................................................................................................................
13
5.1 Get current Parameter from a monitor.
..........................................................................................
13
5.2 "Get parameter" reply
......................................................................................................................
14
5.3 Set parameter
...................................................................................................................................
16
5.4 "Set parameter" reply
......................................................................................................................
17
5.5 Commands
........................................................................................................................................
18
5.5.2 Get Timing Report and Timing reply.
...........................................................................................
18
5.5.3 NULL Message
...............................................................................................................................
19
IV. Control Commands
...........................................................................................................................
20
6. Typical procedure example
...............................................................................................................
20
6.1. How to change the
“
Backlight
”
setting.
........................................................................................
20
6.2. Operation Code (OP code) Table
....................................................................................................
23
7. Power control procedure
...................................................................................................................
26
7.1 Power status read
............................................................................................................................
26
7.2 Power control
...................................................................................................................................
28
10. Get Timing Report
............................................................................................................................
30
10.1 Get Timing Report and Timing reply.
............................................................................................
30
11. Serial No. & Model Name Read
.......................................................................................................
32