CN202634457U - Display terminal with local area network control function - Google Patents
Display terminal with local area network control function Download PDFInfo
- Publication number
- CN202634457U CN202634457U CN2012201701749U CN201220170174U CN202634457U CN 202634457 U CN202634457 U CN 202634457U CN 2012201701749 U CN2012201701749 U CN 2012201701749U CN 201220170174 U CN201220170174 U CN 201220170174U CN 202634457 U CN202634457 U CN 202634457U
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- China
- Prior art keywords
- display terminal
- local area
- control
- area network
- lan
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
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Abstract
The utility model relates to a display terminal with a local area network control function. The display terminal comprises a control PC, and an MCU of the display terminal. The display terminal is characterized in that the MCU is connected with a storage module, an Ethernet PHY module and an execution switch control bus; the execution switch control bus is connected with an RS232 interface circuit; the Ethernet PHY module is connected with an RJ-45 network interface circuit through a network data transmission module; the control PC is connected with the RJ-45 network interface circuit through a HUB multi-port repeater; the control PC sends an instruction with a display terminal IP and the instruction is distributed to the display terminal via the repeater, so that local area network control is realized. The display terminal with a local area network control function changes a current situation that a conventional display terminal asks for separate maintenance, and thus the provided display terminal has a relatively high practical value.
Description
Technical field
The utility model relates to display terminal local area network (LAN) control field, particularly a kind of display terminal with local area network (LAN) control function.
Background technology
Current large scale Monitor/TV (hereinafter to be referred as machine) is widely used in public places such as airport, campus, large enterprise, owing to can't carry out Long-distance Control, therefore operation easier is very big in the follow-up maintenance test process.Those machines in use; Generally need personnel can carry out actions such as switching on and shutting down, luminance contrast adjustment, colour temperature switching to the scene; And machine uses back exception information (the machine intimate temperature is too high/fan can't start etc.) in time to be known by the service engineer for a long time; Even in maintenance process, can carry out operation (general large scale Monitor all hangs the higher position) after need pulling down.
Summary of the invention
The purpose of the utility model provides a kind of display terminal with local area network (LAN) control function, can realize through the control of local area network (LAN) to display terminal.
The utility model adopts following scheme to realize: a kind of display terminal with local area network (LAN) control function; Comprise the MCU of a control PC and this display terminal, it is characterized in that: described MCU is connected with memory module, Ethernet PHY module and carries out the switch control bus; Described execution switch control bus is connected with a RS232 interface circuit; Described Ethernet PHY module is connected with RJ-45 type network interface circuit through a network data transmission module; Described control PC is connected with described RJ-45 type network interface circuit through a HUB multiport transponder, and described control PC sends the instruction that has said display terminal IP and provides and delivers to display terminal through transponder, realizes local area network (LAN) control.
In the utility model one embodiment, said Ethernet PHY module adopts KSZ8041TL IC.
In the utility model one embodiment, said network data transmission module adopts S1S60020 IC.
In the utility model one embodiment, described display terminal is display or television set.
The beneficial effect of the utility model is: this display terminal can carry out local area network (LAN) control through the local area network (LAN) that HUB is connected to PC control, and this control comprises actions such as carrying out remote on-off, luminance contrast adjustment, colour temperature switching; Unusual when this display terminal generation, this exception information can be notified the service engineer through the LAN very first time.
Description of drawings
Fig. 1 is the utility model display terminal improvement part electrical block diagram.
Fig. 2 has separately, and the system of the display terminal of IP connects sketch map.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
As shown in Figure 1, present embodiment provides a kind of display terminal with local area network (LAN) control function, comprises the MCU of a control PC and this display terminal, it is characterized in that: described MCU is connected with memory module, Ethernet PHY module and carries out the switch control bus; Described execution switch control bus is connected with a RS232 interface circuit; Described Ethernet PHY module is connected with RJ-45 type network interface circuit through a network data transmission module; Described control PC is connected with described RJ-45 type network interface circuit through a HUB multiport transponder, and described control PC sends the instruction that has said display terminal IP and provides and delivers to display terminal through transponder, realizes local area network (LAN) control.In the present embodiment, this network data transmission module can adopt S1S60020 IC design.
Please continue with reference to Fig. 2; Be connected to a HUB and connect to form a local area network (LAN) with a control PC again through being provided with separately the display terminal of IP many; Below we combine principle that said control PC sends instruction that the circuit structure of the utility model is further specified; What but the utility model required protection only is the circuit structure characteristic, is only used for explanation for follow-up instruction principle, and lets those skilled in the art better understand present embodiment.This control PC sending controling instruction is given corresponding display terminal, and this control command comprises brightness adjustment and memory command, switching on and shutting down order, colour temperature switching command and built-in temperature reading order, and its form is:
Command header+information content+check digit+stop bits
Order like the brightness adjustment:
In order to let those skilled in the art better understand the command format that the utility model adopts, below our team's command format do simple declaration, be noted that those orders and do not require protection, only make in to understand the usefulness of explanation:
Header (command header): byte-reserved place (' 0')-Mu De Di – information source-transmission information type-message length
SOH (01h) a: byte
Reserve extension bits: ' 0'
Destination: the Termination ID 1=41h 2=42h that needs control ... ALL=2Ah
Information source: ' 0' representative information sender or recipient be PC
Send information type:
ASCII ' A' (41h): order
ASCII ' B' (42h): order passback.
ASCII ' C' (43h): the current specifying information of reading terminals.
ASCII ' D' (44h): read and accomplish passback.
ASCII ' E' (45h): be provided with.
ASCII ' F' (46h): be provided with and accomplish passback
Message length: send the message length information
Message (information content): start bit-information content-stop bits
Start bit: 02h stop bits: 03h
Check code (check digit): carry out XOR and calculate (except that the byte) from reserving extension bits to stop bits
Delimiter (stop bits): 0Dh.
The course of work and example (being adjusted into example) with brightness:
1) control terminal (PC) requires display terminal (display or TV) to reply current monochrome information and can change brightness range
Header (command header):
SOH (01h) byte
' 0' (30h): the expansion reserved place
Monitor ID:A representative control ID is 1 display terminal
' 0' (30h): information transmitter position PC control terminal
' C' (43h): read the current specifying information of current display terminal.
' 0'-'6' (30h, 36h): message length is 6Bytes;
Message (information content):
STX (02h): start bit
' 0'-'0'-'1'-'0' (30h, 30h, 31h, 30h): the information content that requires to read is a brightness number
ETX (03h): stop bits
Check code (check digit): calculate the check code position
Delimiter (0Dh): stop bits;
2) current display terminal is replied the current numerical value of brightness and scope can be set
Header
SOH (01h): the same
' 0' (30h): the same
' 0' (30h): the same.
Monitor ID: the same
' D' (44h): current display terminal is replied brightness number
' (31h, 32h): message length is 18 bytes to 1'-'2'
Message
STX (02h): the same
' 0'-'0' (30h, 30h): judge position (inerrancy)
' 0'-'0'-'1'-'0' (30h, 30h, 31h, 30h): the information content of answer is a brightness number
' 0'-'0' (30h, 30h): operational motion " parameter setting " (brightness).
' 0'-'0'-'6'-'4' (30h, 30h, 36h, 34h): the brightness maximum can be established scope 100 (0064h).
' 0'-'0'-'3'-'2' (30h, 30h, 33h, 32h): current display terminal brightness value 50 (0032h).
ETX (03h): the same
Check code (check digit): the same
Delimiter (0Dh): the same;
3) control terminal (PC) requires display terminal to change brightness settings
Header
SOH (01h): the same
' 0' (30h): the same
Monitor ID: the same
' 0' (30h): the same r.
' E' (45h): the brightness setting
' 0'-'A' (30h, 41h): message length 10 bytes.
Message
STX (02h): the same
' 0'-'0'-'1'-'0' (30h, 30h, 31h, 30h): the same.
' 0'-'0'-'5'-'0' (30h, 30h, 35h, 30h): brightness settings is 80 (0050h).
ETX (03h): the same
Check code: the same
Delimiter: the same;
4) display terminal is replied confirmation:
Header
SOH (01h): the same
' 0' (30h): the same
' 0' (30h): the same
Monitor ID: the same
' F' (46h): the same
' 1'-'2' (31h, 32h): message length 18 bytes.;
Message
STX (02h): the same
' 0'-'0' (30h, 30h): judge position (inerrancy)
' 0'-'0'-'1'-'0' (30h, 30h, 31h, 30h): the same
' 0'-'0' (30h, 30h): operational motion " parameter setting " (brightness)
' 0'-'0'-'6'-'4' (30h, 30h, 36h, 34h): the brightness maximum can be established scope 100 (0064h).
' 0'-'0'-'5'-'0' (30h, 30h, 35h, 30h): receiving and needing set point is 80 (0050h).
ETX (03h): the same
Check code (check digit): the same
Delimiter (0Dh): the same;
5) require display terminal to preserve the brightness settings
Header
SOH (01h): the same
' 0' (30h): the same
Monitor ID: the same
' 0' (30h): the same
' A' (41h): hold-over command
' 0'-'4' (30h, 34h): message length is 4 bytes.;
Message
STX (02h): the same
' 0'-'C' (30h, 43h): hold-over command sign indicating number position OC (preserving current setting)
ETX (03h): the same
Check code: the same
Delimiter (0Dh): the same;
What deserves to be mentioned is that the described display terminal of the utility model can be display or television set.The utility model has been because display or the intrinsic circuit of television set have been public technologies, so the utility model is only described the improvement of realizing local area network (LAN) control and protected.But not as limit, this display can make large screen display, is used for the advertisement screen in roadside or the heavy construction.
The above is merely the preferred embodiment of the utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model.
Claims (4)
1. the display terminal with local area network (LAN) control function comprises that one controls the MCU of PC and this display terminal, it is characterized in that: described MCU is connected with memory module, Ethernet PHY module and carries out the switch control bus; Described execution switch control bus is connected with a RS232 interface circuit; Described Ethernet PHY module is connected with RJ-45 type network interface circuit through a network data transmission module; Described control PC is connected with described RJ-45 type network interface circuit through a HUB multiport transponder, and described control PC sends the instruction that has said display terminal IP and provides and delivers to display terminal through transponder, realizes local area network (LAN) control.
2. the display terminal of band local area network (LAN) control function according to claim 1, it is characterized in that: said Ethernet PHY module adopts KSZ8041TL IC.
3. the display terminal of band local area network (LAN) control function according to claim 1, it is characterized in that: said network data transmission module adopts S1S60020 IC.
4. according to the display terminal of each described band local area network (LAN) control function of claim 1 to 3, it is characterized in that: described display terminal is display or television set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201701749U CN202634457U (en) | 2012-04-20 | 2012-04-20 | Display terminal with local area network control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201701749U CN202634457U (en) | 2012-04-20 | 2012-04-20 | Display terminal with local area network control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634457U true CN202634457U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201701749U Expired - Fee Related CN202634457U (en) | 2012-04-20 | 2012-04-20 | Display terminal with local area network control function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665050A (en) * | 2012-04-20 | 2012-09-12 | 福建捷联电子有限公司 | Display terminal with local area network control function |
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2012
- 2012-04-20 CN CN2012201701749U patent/CN202634457U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665050A (en) * | 2012-04-20 | 2012-09-12 | 福建捷联电子有限公司 | Display terminal with local area network control function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20150420 |
|
| EXPY | Termination of patent right or utility model |