CN102665050A - Display terminal with local area network control function - Google Patents
Display terminal with local area network control function Download PDFInfo
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- CN102665050A CN102665050A CN2012101176562A CN201210117656A CN102665050A CN 102665050 A CN102665050 A CN 102665050A CN 2012101176562 A CN2012101176562 A CN 2012101176562A CN 201210117656 A CN201210117656 A CN 201210117656A CN 102665050 A CN102665050 A CN 102665050A
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- Prior art keywords
- display terminal
- local area
- area network
- control
- lan
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Abstract
The invention relates to a display terminal with a local area network control function. The display terminal with the local area network control function comprises a control PC (Personal Computer), and an MCU (Micro Controller Unit) of the display terminal, and is characterized in that: the MCU is connected with a storage module, an Ethernet PHY (Physical Layer) model and an execution switch control bus; the execution switch control bus is connected with an RS232 interface circuit; the Ethernet PHY model 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 a command with a display terminal IP (Internet protocol) and the repeater transmits the command to the display terminal so as to realize local area network control. The display terminal with the local area network control function changes a current situation that the display terminal is required to be maintained independently and has a relatively high practical value.
Description
Technical field
The present invention 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 this invention is to provide a kind of display terminal, can realize through the control of local area network (LAN) to display terminal with local area network (LAN) control function.
The present invention adopts following scheme to realize: a kind of display terminal with local area network (LAN) control function, comprise that one controls the MCU of PC and this display terminal, and 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 an embodiment of the present invention; Said Ethernet PHY module adopts KSZ8041TL IC, and it is responsible for that the network packet that said network data transmission module receives is carried out treatment conversion and becomes the standard serial signal TXD/RXD of said display terminal identification and convert the standard serial signal TXD/RXD that display terminal sends to network packet to send to said network data transmission module.
In an embodiment of the present invention, described command format is: command header+information content+check digit+stop bits.
In an embodiment of the present invention, described instruction comprises brightness adjustment and memory command, switching on and shutting down order, colour temperature switching command and built-in temperature reading order.
In an embodiment of the present invention, described display terminal is display or television set.
The invention has the beneficial effects as follows: 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 a display terminal improvement part electrical block diagram of the present invention.
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 present invention 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; This control PC can give corresponding display terminal by sending controling instruction; 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 present invention, below we carry out simple declaration to command format:
Header (command header): a byte (SOH)-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
' 1'-'2' (31h, 32h): message length is 18 bytes;
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 display terminal of the present invention can be display or television set.The present invention has been because display or the intrinsic circuit of television set have been public technologies, so the present invention only describes the improvement of realizing local area network (LAN) control and protects.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 preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (5)
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, and it is responsible for that the network packet that said network data transmission module receives is carried out treatment conversion and becomes the standard serial signal TXD/RXD of said display terminal identification and convert the standard serial signal TXD/RXD that display terminal sends to network packet to send to said network data transmission module.
3. the display terminal of band local area network (LAN) control function according to claim 1, it is characterized in that: described command format is: command header+information content+check digit+stop bits.
4. the display terminal of band local area network (LAN) control function according to claim 3, it is characterized in that: described instruction comprises brightness adjustment and memory command, switching on and shutting down order, colour temperature switching command and built-in temperature reading order.
5. according to the display terminal of each described band local area network (LAN) control function of claim 1 to 4, it is characterized in that: described display terminal is display or television set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101176562A CN102665050A (en) | 2012-04-20 | 2012-04-20 | Display terminal with local area network control function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101176562A CN102665050A (en) | 2012-04-20 | 2012-04-20 | Display terminal with local area network control function |
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| Publication Number | Publication Date |
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| CN102665050A true CN102665050A (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101176562A Pending CN102665050A (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 |
|---|---|---|---|---|
| CN109905484A (en) * | 2019-03-12 | 2019-06-18 | 杭州联驱科技有限公司 | Display system and display control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655244U (en) * | 2009-12-25 | 2010-11-24 | 青岛朗讯科技通讯设备有限公司 | Display control system based on network |
| CN201742433U (en) * | 2010-08-17 | 2011-02-09 | 北京农业信息技术研究中心 | Electronic displaying system |
| CN102147975A (en) * | 2010-02-05 | 2011-08-10 | 福建富顺电子有限公司 | Urban intelligent traffic guide display |
| CN102355390A (en) * | 2011-08-16 | 2012-02-15 | 中国科学院电工研究所 | Intelligent home system |
| CN202634457U (en) * | 2012-04-20 | 2012-12-26 | 福建捷联电子有限公司 | Display terminal with local area network control function |
-
2012
- 2012-04-20 CN CN2012101176562A patent/CN102665050A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655244U (en) * | 2009-12-25 | 2010-11-24 | 青岛朗讯科技通讯设备有限公司 | Display control system based on network |
| CN102147975A (en) * | 2010-02-05 | 2011-08-10 | 福建富顺电子有限公司 | Urban intelligent traffic guide display |
| CN201742433U (en) * | 2010-08-17 | 2011-02-09 | 北京农业信息技术研究中心 | Electronic displaying system |
| CN102355390A (en) * | 2011-08-16 | 2012-02-15 | 中国科学院电工研究所 | Intelligent home system |
| CN202634457U (en) * | 2012-04-20 | 2012-12-26 | 福建捷联电子有限公司 | Display terminal with local area network control function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905484A (en) * | 2019-03-12 | 2019-06-18 | 杭州联驱科技有限公司 | Display system and display control method |
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Application publication date: 20120912 |