CN102881275B - Intelligent display device and internal communication method thereof - Google Patents
Intelligent display device and internal communication method thereof Download PDFInfo
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- CN102881275B CN102881275B CN201210351851.1A CN201210351851A CN102881275B CN 102881275 B CN102881275 B CN 102881275B CN 201210351851 A CN201210351851 A CN 201210351851A CN 102881275 B CN102881275 B CN 102881275B
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Abstract
The invention relates to an intelligent display device and an internal communication method of the intelligent display device. The intelligent display device comprises a display module and the main CPU module; the main CPU module is used for sending a control command to the display module through a first communication path and sending the working state information to the display module through a second communication path so that the display module controls the power supplying mode of the main CPU module according to the working state information; and the display module is used for sending the received remote control code sent by the user to the main CPU module for processing through a third communication path according to needs. The effective interworking of the display module and the main CPU module of the intelligent display device is realized through three communication paths.
Description
Technical field
The present invention relates to display technique, more particularly, relate to a kind of intelligent display device and corresponding internal communication method thereof.
Background technology
Along with the appearance of the intelligent demand of the display terminal such as display, televisor product, intelligent display arises at the historic moment.The intelligentized a kind of common way of display is integrated intelligent module in existing regular display, and how effectively so interworking between display module and intelligent object in display, just become problem demanding prompt solution.
Summary of the invention
The technical problem to be solved in the present invention is, for integrated intelligent module in existing regular display to realize the intelligentized way of display, provides a kind of intelligent display device and the interior means of communication thereof.
The technical solution adopted for the present invention to solve the technical problems is: propose a kind of intelligent display device, comprises display module and host CPU module, wherein:
Host CPU module passes through the first communication path sending controling instruction to display module;
Host CPU module sends work state information to display module to be controlled the power supply mode of host CPU module based on this work state information by display module by the second communication path;
The remote control mode that the user received sends by display module as required sends to host CPU module to process by the 3rd communication path.
In an embodiment, described display module also when host CPU module is in sleep state by the second communication path by host CPU data bits.
In an embodiment, described first communication path is iic bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
In an embodiment, described second communication path comprises an I/O line, the 2nd I/O line and the 3rd I/O line, host CPU module represents sleep state by an I/O line and the equal high level of the 2nd I/O line, one I/O line and the equal low level of the 2nd I/O line represent off-mode, one I/O line high level and the 2nd I/O line low level represent open state, and display module wakes host CPU module up by the high level pulse that the 3rd I/O line continues for some time.
In an embodiment, described first communication path is RS232 bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
The present invention solves the corresponding internal communication method that its technical matters also proposes a kind of intelligent display device, and described intelligent display device comprises display module and host CPU module, and described method comprises:
Host CPU module passes through the first communication path sending controling instruction to display module;
Host CPU module sends work state information to display module to be controlled the power supply mode of host CPU module based on this work state information by display module by the second communication path;
The remote control mode that the user received sends by display module as required sends to host CPU module to process by the 3rd communication path.
In an embodiment, described method also comprises: display module when host CPU module is in sleep state by the second communication path by host CPU data bits.
In an embodiment, described first communication path is iic bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
In an embodiment, described second communication path comprises an I/O line, the 2nd I/O line and the 3rd I/O line, host CPU module represents sleep state by an I/O line and the equal high level of the 2nd I/O line, one I/O line and the equal low level of the 2nd I/O line represent off-mode, one I/O line high level and the 2nd I/O line low level represent open state, and display module wakes host CPU module up by the high level pulse that the 3rd I/O line continues for some time.
In an embodiment, described first communication path is RS232 bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
Intelligent display device of the present invention is by providing the first communication path for the control of host CPU module to display module, the host CPU module that second communication path sends work state information for host CPU module to display module and wakes up for display module under sleep state is provided, there is provided the 3rd communication path to send to host CPU module to process the remote control mode that the user received sends when needed for display module, thus realize the effective interworking between display module and host CPU module.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the logical organization schematic diagram of the intelligent display device of one embodiment of the invention;
Fig. 2 is the process flow diagram of the corresponding internal communication method of the intelligent display device of one embodiment of the invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 shows the logical organization schematic diagram of intelligent display device according to an embodiment of the invention.As shown in Figure 1, intelligent display device 100 comprises host CPU module 10 and display module 20, possess display and computer function simultaneously, the basic function of display is realized by display module 20, the intellectuality of display controls display module 20 by host CPU module 10 and realizes, when host CPU module 10 needs the function using display module 20, send instruction to display module 20.In specific embodiment, intelligent display device 100 can be the display terminal products such as display, televisor, cloud terminal.
Intelligent display device 100 provides a kind of new internal communication pattern.Specifically as shown in Figure 1, intelligent display device 100 provides the first communication path 31, second communication path 32, the 3rd communication path 33 between host CPU module 10 and display module 20.Host CPU module 10 controls display module 10 by the first communication path 31.Specifically, host CPU module 10 when needing the function using display module 20, by the first communication path 31 sending controling instruction to display module 20.Further, host CPU module 10 sends its work state information to display module 20 by the second communication path 32.Display module 20 is based on the different power supply modes of duty (such as sleep, start shooting, shut down) the control host CPU module 10 of the host CPU module 10 got by the second communication path 32.And when host CPU module 10 is in sleep state, display module 20 can wake host CPU module 10 up by the second communication path 32.When display module 20 receives the remote control or key information that user sends, will host CPU module 10 be sent in the mode of remote control mode to process by the 3rd communication path 33 as required.
In a specific embodiment, the first communication path 31 for the control of host CPU module 10 pairs of display modules 20 can be iic bus or RS232 bus.Host CPU module 10 is transmitted control signal and instruction to display module 20 by the first communication path 31, includes but not limited to that volume of power amplifier adjustment, backlight illumination adjustment, switch backlight module, display effect such as contrast, saturation degree, tone regulate.Such as, the communications protocol on the first communication path 31 is as shown in the table:
In a specific embodiment, the second communication path 32 mutual between display module 20 and host CPU module 10 can be I/O bus, be made up of three I/O lines, the work state information of host CPU module 10 can be supplied to display module 20 with the combination Quick of the amplitude of voltage or low and high level, as shown in the table:
| Function | IO1(10->20) | IO2(10->20) | IO3(20->10) |
| Wake up | X | X | 3 seconds high level pulses |
| Sleep | H | H | X |
| Shutdown | L | L | X |
| Start | H | L | X |
Host CPU module 10 represents sleep state by an I/O line and the equal high level of the 2nd I/O line, and an I/O line and the equal low level of the 2nd I/O line represent off-mode, and an I/O line high level and the 2nd I/O line low level represent open state.When host CPU module 10 is in sleep state, the first communication path 31 and the 3rd communication path 33 will lose efficacy, and display module 20 can wake host CPU module 10 up by the high level pulse the 3rd I/O line continuing for some time such as 3 seconds.
In a specific embodiment, the 3rd communication path 33 sending to host CPU module 10 to carry out processing the remote control mode that the user received sends for display module 20 can be IR bus (i.e. ground wire, data line two ray mode).The remote keying information that user sends is received by display module 20, and then, display module 20 can send this remote keying information to host CPU module 10 with the form of remote control mode by IR bus as required and process.In an example, display module 20 determines whether to send this remote control mode to host CPU module 10 the need of the function using host CPU module 10 according to the remote control mode received.In another example, display module 20 determines whether to send remote control mode to host CPU module 10 by IR bus according to the mode of operation of intelligent display device 100.Such as, when intelligent display device 100 is in display mode of operation, all remote control modes are all processed by display module 20, do not send host CPU module 10 to; When intelligent display device 100 is in PC operational module, the remote control mode of the instructions such as HOME, RETURN, EXIT sends host CPU module 10 to by display module 20 and processes, and the instructions such as volume, brightness, display effect adjustment are processed by display module 20.
Intelligent display device 100 is by providing the first communication path 31 for the control of host CPU module 10 pairs of display modules 20, the second communication path 32 is provided to send work state information for host CPU module 10 to display module 20 and wake the host CPU module 10 under sleep state for display module 20 up, there is provided the 3rd communication path 33 to send to host CPU module 10 to process the remote control mode that the user received sends when needed for display module 20, thus realize the effective interworking between display module 20 and host CPU module 10.
Fig. 2 shows the process flow diagram of the corresponding internal communication method of the intelligent display device of one embodiment of the invention, wherein, this intelligent display device comprises host CPU module and display module, possess display and computer function simultaneously, the basic function of display is realized by display module, the intellectuality of display controls display module by host CPU module and realizes, and when host CPU module needs the function using display module, sends instruction to display module.In specific embodiment, intelligent display device can be the display terminal products such as display, televisor, cloud terminal.Specifically as shown in Figure 2, the method 200 comprises the steps:
Step S201: host CPU module passes through the first communication path (such as iic bus or RS232 bus) sending controling instruction to display module;
Step S202: host CPU module sends work state information to display module to be controlled the power supply mode of host CPU module based on this work state information by display module by the second communication path (such as I/O bus);
Step S203: the remote control mode that the user received sends by display module as required sends to host CPU module to process by the 3rd communication path (such as IR bus).
In an embodiment, described method also comprises: display module also when host CPU module is in sleep state by the second communication path (such as I/O bus) by host CPU data bits.Carry out mutual specific implementation about between display module and host CPU module by above-mentioned three communication paths, see the description of composition graphs 1, can not repeat them here.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. an intelligent display device, comprises display module and host CPU module, it is characterized in that:
Host CPU module passes through the first communication path sending controling instruction to display module;
Host CPU module sends work state information to display module to be controlled the power supply mode of host CPU module based on this work state information by display module by the second communication path;
The remote control mode that the user received sends by display module as required sends to host CPU module to process by the 3rd communication path;
Wherein, described first communication path is iic bus or RS232 bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
2. intelligent display device according to claim 1, is characterized in that, described display module also when host CPU module is in sleep state by the second communication path by host CPU data bits.
3. intelligent display device according to claim 1, it is characterized in that, described second communication path comprises an I/O line, the 2nd I/O line and the 3rd I/O line, host CPU module represents sleep state by an I/O line and the equal high level of the 2nd I/O line, one I/O line and the equal low level of the 2nd I/O line represent off-mode, one I/O line high level and the 2nd I/O line low level represent open state, and display module wakes host CPU module up by the high level pulse that the 3rd I/O line continues for some time.
4. a corresponding internal communication method for intelligent display device, described intelligent display device comprises display module and host CPU module, it is characterized in that, described method comprises:
Host CPU module passes through the first communication path sending controling instruction to display module;
Host CPU module sends work state information to display module to be controlled the power supply mode of host CPU module based on this work state information by display module by the second communication path;
The remote control mode that the user received sends by display module as required sends to host CPU module to process by the 3rd communication path;
Wherein, described first communication path is iic bus or RS232 bus, and described second communication path is I/O bus, and described 3rd communication path is IR bus.
5. method according to claim 4, is characterized in that, also comprises: display module when host CPU module is in sleep state by the second communication path by host CPU data bits.
6. method according to claim 4, it is characterized in that, described second communication path comprises an I/O line, the 2nd I/O line and the 3rd I/O line, host CPU module represents sleep state by an I/O line and the equal high level of the 2nd I/O line, one I/O line and the equal low level of the 2nd I/O line represent off-mode, one I/O line high level and the 2nd I/O line low level represent open state, and display module wakes host CPU module up by the high level pulse that the 3rd I/O line continues for some time.
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| CN101252733B (en) * | 2008-03-29 | 2012-04-11 | 中兴通讯股份有限公司 | Communicating method and communicating circuit between mobile terminal and modules |
| CN102063399B (en) * | 2011-01-10 | 2014-02-19 | 深圳市润天智数字设备股份有限公司 | Multichannel data transmission method, system and equipment |
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| CN1717035A (en) * | 2003-12-05 | 2006-01-04 | 孙江平 | House type central television system and its control method |
| TWM271195U (en) * | 2005-02-04 | 2005-07-21 | Animation Technologies Inc | Television card |
| CN101212550A (en) * | 2007-01-25 | 2008-07-02 | 深圳创维－Rgb电子有限公司 | Method for implementing dynamic screen protection on TV set |
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Denomination of invention: Intelligent display device and its internal communication method Effective date of registration: 20221215 Granted publication date: 20150708 Pledgee: Bank of Communications Limited Shenzhen Branch Pledgor: SHENZHEN OSTAR DISPLAY ELECTRONICS CO.,LTD. Registration number: Y2022980027662 |
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