CN104298382A - One-key operating multimedia all-in-one machine and on-off method thereof - Google Patents
One-key operating multimedia all-in-one machine and on-off method thereof Download PDFInfo
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- CN104298382A CN104298382A CN201310300844.3A CN201310300844A CN104298382A CN 104298382 A CN104298382 A CN 104298382A CN 201310300844 A CN201310300844 A CN 201310300844A CN 104298382 A CN104298382 A CN 104298382A
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Abstract
The invention relates to the technical field of a multimedia all-in-one machine, in particular to a one-key operating multimedia all-in-one machine and an on-off method thereof. The one-key operating multimedia all-in-one machine comprises a multimedia all-in-one machine signal decoding control system and a main power supply source module controlled by the signal decoding control system, wherein the signal decoding control system is also connected with built-in equipment, and the signal decoding control system is also provided with a one-key operating receiving device used for controlling the multimedia all-in-one machine and the built-in equipment. The multimedia all-in-one machine and a built-in computer can be simultaneously turned on and off, and various startup modes are provided so as to satisfy high requirements of consumers on electronic products. In addition, the one-key operating multimedia all-in-one machine is simple to operate and exhibits simple control mode and good logicality of the on-off method of the one-key operating multimedia all-in-one machine.
Description
Technical field
The present invention relates to a kind of multimedia all-in-one machine technical field, particularly relate to a kind of multimedia all-in-one machine and method of switching thereof of a bond switching.
Background technology
Along with the upgrading of product technology, product integrated level is more and more higher; Multimedia all-in-one machine particularly in teaching product.Be made up of LCD TV, touch frame and built-in computer etc., each module needs to control separately, cause complex operation, and control mode is single, inadequate hommization.The switching on and shutting down of such as multimedia all-in-one machine and the switching on and shutting down of built-in computer can not be carried out simultaneously, and the start-up mode of multimedia all-in-one machine is single, and built-in OPS computer must be started shooting by external circuits.
Summary of the invention
The technical problem to be solved in the present invention is that multimedia all-in-one machine and built-in device can not synchronous start and stop, and power on-off modes is less, and control mode is single, not enough for prior art, the invention provides a kind of multimedia all-in-one machine and method of switching thereof of a bond switching.
The technical solution adopted for the present invention to solve the technical problems is: a kind of multimedia all-in-one machine of a bond switching, the main power supply module comprise multimedia all-in-one machine signal decoding control system, being controlled by signal decoding control system, described signal decoding control system is also connected with built-in device, and in signal decoding control system, be also provided with the bond switching receiving trap controlling multimedia all-in-one machine and built-in device switch.
Further: in the multimedia all-in-one machine of an above-mentioned bond switching, described built-in device is connected with signal decoding control system by OPS interface.Described multimedia all-in-one machine is the dull and stereotyped all-in-one of interactive touch, and described built-in device is built-in OPS computer.Described main power supply model calling has built-in OPS power module, and built-in OPS power module is connected with built-in OPS computer.Signal decoding control system is also provided with multimedia all-in-one machine inner function module, and multimedia all-in-one machine signal decoding control system is also connected with display.OPS is open pluggable specification, can facilitate the multiple small-sized all-in-one of clamping.One bond switching receiving trap refers to the one in keyswitch receiving trap, teleswitch receiving trap, serial ports switch receiving trap.
Further again: at the multimedia all-in-one machine of an above-mentioned bond switching, described keyswitch receiving trap is corresponding with the POWER key on multimedia all-in-one machine panel.
Or: in the multimedia all-in-one machine of an above-mentioned bond switching, described teleswitch receiving trap refers to the infrared IR circuit of remote control reception and decoding.The infrared IR circuit of described remote control reception and decoding comprises remote control reception head U8, power supply is connected by the pin 3 of diode D1 and U8, multimedia all-in-one machine signal decoding control system is connected with U8 pin one infrared absorption step, on U8 pin one, 3, overlap joint carries the resistance R38 of pull-up voltage, and U8 pin one, 2 overlaps filter capacitor C36.Also be connected with filter capacitor C37 and energy storage capacitor C35 between described U8 power input pin 3 and ground, filter capacitor C37 and energy storage capacitor C35 is also connected in series with pin 3 after connecing again.
Keyswitch receiving trap under above-mentioned two kinds of modes, the monitoring client of signal decoding control system is connected with the monitoring client communication of built-in device, and for monitoring the start and stop state of built-in device, this is the technology that this area is commonly used.
Again or: in the multimedia all-in-one machine of an above-mentioned bond switching, described serial ports switch receiving trap makes multimedia all-in-one machine signal decoding control system switch order after accepting serial ports switching information by single-chip microcomputer U11, and described multimedia all-in-one machine signal decoding control system is connected with single-chip microcomputer U11 by J11 connector.Described serial ports switching information refers to that the application software on external computing machine sends out POWER instruction (or perhaps " switch " instruction), and the information of POWER instruction is by being input to the pin two or 3 of U11 after the conversion instruction of RS232 level decoded.Described switch order by single-chip microcomputer U11 pin one 0, to amplify and Q7, Q8 triode of energy storage and connector J11 complete, after the pin one 0 receiving key instruction of U11, after being amplified by the two-stage of Q7 and Q8, make the order of the multimedia all-in-one machine signal decoding control system switch be connected with J11.
The pin one 1 of described single-chip microcomputer U11 is also provided with the supervisory circuit whether multimedia all-in-one machine signal decoding control system closes immediately.The collector that described supervisory circuit comprises reverse triode Q6, Q6 is connected with power supply by resistance R55, and the base stage of Q6 is connected with the multimedia all-in-one machine signal decoding control system of backstage BACK by resistance R64.Or the collector that described supervisory circuit comprises reverse triode Q6, Q6 is connected with direct supply by resistance R55, the base stage of Q6 is connected with direct supply by resistance R64, R132, and described direct supply is controlled by master control power module.
The embodiment of the present invention additionally provides the method for switching of an above-mentioned key switch, and step is:
After multimedia all-in-one machine signal decoding control system accepts " start " instruction of a bond switching receiving trap,
A, multimedia all-in-one machine signal decoding control system send power-on command to main power supply module, after master control power module is opened, the initialization of multimedia all-in-one machine signal decoding control system, display is opened, and main power supply module provides control signal also to built-in power module simultaneously;
B, after the initialization of multimedia all-in-one machine signal decoding control system completes, multimedia all-in-one machine inner function module starts, detect the detection pinout information on built-in OPS computer, if high level. illustrate that built-in OPS computer is opened. whole multimedia all-in-one machine is normally opened, if low level, illustrate that built-in OPS computer is opened unsuccessful, now multimedia all-in-one machine signal decoding control system sends low level by controlling pin, multimedia all-in-one machine signal decoding control system detection pin again after 1-2S, if or low level, repeat above action, until detecting pinout information is high level,
After multimedia all-in-one machine signal decoding control system receives " shutdown " instruction of a key switch,
First whether A, multimedia all-in-one machine signal decoding control system detect built-in OPS computer by detection pinout information and open, if high level, multimedia all-in-one machine signal decoding control system sends a low level by detecting pin;
B, after 2-4S, multimedia all-in-one machine signal decoding control system detection pinout information again, if low level, illustrates that built-in OPS computer is closed; If be also high level, the failure of built-in OPS shut down of computer is described, again sends a low level by detecting pin, repeating above action, until detecting pin is low level;
C, multimedia all-in-one machine signal decoding control system say the word, and closing internal function module records now various parameter simultaneously, use in order to opening next time; Turn off monitor power supply simultaneously, finally close multimedia all-in-one machine signal decoding control system.
In above-mentioned method of switching, " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch refers to the POWER key pressed with hand on multimedia all-in-one machine panel, to multimedia all-in-one machine signal decoding control system button mouth high/low level, multimedia all-in-one machine signal decoding control system detects information on mouth by SAR, after comparison, now multimedia all-in-one machine signal decoding control system does the action of POWERON/POWEROFF.
Or in above-mentioned method of switching, " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch presses POWER key on telepilot with hand, send out a NEC said shank information to multimedia all-in-one machine signal decoding control system, multimedia all-in-one machine signal decoding control system does the action of POWERON/POWEROFF after passing through the infrared IR circuit decodes detection identification of remote control reception and decoding.
Again or in above-mentioned method of switching, " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch sends out POWER instruction by the application software on external computing machine; The information of POWER instruction is by giving signal decoding control system after the conversion instruction of RS232 level decoded, and signal decoding control system does the action of POWERON/POWEROFF.
The power-on command of a bond switching receiving trap of the present invention sends under multimedia all-in-one machine holding state.
Implement technical scheme of the present invention, there is following Advantageous Effects:
The present invention can make multimedia all-in-one machine start and stop synchronous with built-in device, and start-up mode has three kinds, meets the high request of consumer to electronic product, and simple to operate, control mode is simple, and its method of switching logicality is good.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of embodiment of the present invention one;
Fig. 2 is the fundamental diagram of embodiment of the present invention two;
Fig. 3 is the remote control switching circuit schematic diagram of embodiment of the present invention two;
Fig. 4 is the fundamental diagram of embodiment of the present invention three;
Fig. 5 is the serial ports on-off circuit schematic diagram of embodiment of the present invention three;
Embodiment
For the ease of it will be appreciated by those skilled in the art that below in conjunction with present pre-ferred embodiments and coordinating accompanying drawing, structure of the present invention and specific works method are described in detail as after.
Embodiment one: with reference to Fig. 1, a kind of multimedia all-in-one machine of a bond switching, comprise interactive touch dull and stereotyped all-in-one signal decoding control system, the main power supply module controlled by signal decoding control system, described signal decoding control system is also connected with built-in OPS computer, and in signal decoding control system, be also provided with the bond switching receiving trap controlling the dull and stereotyped all-in-one of interactive touch and built-in OPS computer switch, built-in OPS computer is connected with signal decoding control system by OPS interface, described main power supply model calling has built-in OPS power module, built-in OPS power module is connected with built-in OPS computer.Signal decoding control system is also provided with the dull and stereotyped all-in-one inner function module of interactive touch, and interactive touch dull and stereotyped all-in-one signal decoding control system is also connected with LED liquid crystal display.One bond switching receiving trap is keyswitch receiving trap, and it is corresponding with the POWER key on interactive touch flat board all-in-one panel.
During work: " start " or " shutdown " instruction that interactive touch dull and stereotyped all-in-one signal decoding control system receives a key switch refers to the POWER key pressed with hand on interactive touch flat board all-in-one panel, to the dull and stereotyped all-in-one signal decoding control system button mouth of interactive touch high/low level, interactive touch dull and stereotyped all-in-one signal decoding control system detects information on mouth by SAR, after comparison, now interactive touch dull and stereotyped all-in-one signal decoding control system does the action of POWERON/POWEROFF.
Embodiment two: with reference to Fig. 2,3, a kind of multimedia all-in-one machine of a bond switching, the main power supply module comprise interactive touch dull and stereotyped all-in-one signal decoding control system, being controlled by signal decoding control system, described signal decoding control system is also connected with built-in OPS computer, and in signal decoding control system, be also provided with the bond switching receiving trap controlling the dull and stereotyped all-in-one of interactive touch and built-in OPS computer switch.Built-in OPS computer is connected with signal decoding control system by OPS interface.Described main power supply model calling has built-in OPS power module, and built-in OPS power module is connected with built-in OPS computer.Signal decoding control system is also provided with the dull and stereotyped all-in-one inner function module of interactive touch, and interactive touch dull and stereotyped all-in-one signal decoding control system is also connected with LED liquid crystal display.One bond switching receiving trap is teleswitch receiving trap, and described teleswitch receiving trap refers to the infrared IR circuit of remote control reception and decoding.The infrared IR circuit of described remote control reception and decoding comprises remote control reception head U8, power supply is connected by the pin 3 of diode D1 and U8, interactive touch dull and stereotyped all-in-one decoding control system is connected with U8 pin one infrared absorption step, on U8 pin one, 3, overlap joint carries the resistance R38 of pull-up voltage, and U8 pin one, 2 overlaps filter capacitor C36.Also be connected with filter capacitor C37 and energy storage capacitor C35 between described U8 power input pin 3 and ground, filter capacitor C37 and energy storage capacitor C35 is also connected in series with pin 3 after connecing again.
During work: " start " or " shutdown " instruction that interactive touch dull and stereotyped all-in-one signal decoding control system receives a key switch presses POWER key on telepilot with hand, send out a NEC said shank information to interactive touch dull and stereotyped all-in-one signal decoding control system, multimedia all-in-one machine signal decoding control system does the action of POWERON/POWEROFF after passing through the infrared IR circuit decodes detection recognition of remote control reception and decoding.
Embodiment three: with reference to Fig. 4,5, a kind of multimedia all-in-one machine of a bond switching, the main power supply module comprise interactive touch dull and stereotyped all-in-one signal decoding control system, being controlled by signal decoding control system, described signal decoding control system is also connected with built-in OPS computer, and in signal decoding control system, be also provided with the bond switching receiving trap controlling the dull and stereotyped all-in-one of interactive touch and built-in OPS computer switch.Built-in OPS computer is connected with signal decoding control system by OPS interface, and described main power supply model calling has built-in OPS power module, and built-in OPS power module is connected with built-in OPS computer.Signal decoding control system is also provided with the dull and stereotyped all-in-one inner function module of interactive touch, and interactive touch dull and stereotyped all-in-one signal decoding control system is also connected with LED liquid crystal display.One bond switching receiving trap refers to serial ports switch receiving trap.Interactive touch dull and stereotyped all-in-one signal decoding control system switch order made after accepting serial ports switching information by single-chip microcomputer U11 by described serial ports switch receiving trap, and described interactive touch dull and stereotyped all-in-one signal decoding control system is connected with single-chip microcomputer U11 by J11 connector.Described serial ports switching information refers to that the application software on external computing machine sends out POWER instruction, and the information of POWER instruction is by being input to the pin two or 3 of U11 after the conversion instruction of RS232 level decoded.Described switch order by single-chip microcomputer U11 pin one 0, to amplify and Q7, Q8 triode of energy storage and connector J11 complete, after the pin one 0 receiving key instruction of U11, after being amplified by the two-stage of Q7 and Q8, make the order of the interactive touch dull and stereotyped all-in-one signal decoding control system switch be connected with J11.The pin one 1 of described single-chip microcomputer U11 is also provided with the supervisory circuit whether interactive touch dull and stereotyped all-in-one signal decoding control system closes immediately.The collector that described supervisory circuit comprises reverse triode Q6, Q6 is connected with power supply by resistance R55, and the base stage of Q6 is connected with the interactive touch dull and stereotyped all-in-one signal decoding control system of backstage BACK by resistance R64.
Or another implementation of supervisory circuit is: described supervisory circuit comprises reverse triode Q6, the collector of Q6 is connected with direct supply by resistance R55, the base stage of Q6 is connected with direct supply by resistance R64, R132, and described direct supply is controlled by master control power module.
During work: " start " or " shutdown " instruction that interactive touch dull and stereotyped all-in-one signal decoding control system receives a key switch sends out POWER instruction by the application software on external computing machine; The information of POWER instruction is by giving signal decoding control system after the conversion instruction of RS232 level decoded, and signal decoding control system does the action of POWERON/POWEROFF.
Under above-mentioned three kinds of embodiments, operation steps after multimedia all-in-one machine signal decoding control system receives POWER ON action:
Step 1: interactive touch dull and stereotyped all-in-one signal decoding control system connects down and sends ON order (being equivalent to interactive touch dull and stereotyped all-in-one signal decoding control system interface high level) to main power supply module, main power supply module is allowed to open from standby state (now main power supply module only standby 5V in work), main power supply module is opened rear to mainboard internal module, the LED liquid crystal display is powered (12V now above main power source module, 5V, 24V all opens, place's normal operating conditions .); Main power supply module provides control signal also to built-in power module simultaneously.
Step 2: after a few second, the initialization of interactive touch dull and stereotyped all-in-one signal decoding control system completes, inner function module is all working properly, simultaneously LED liquid crystal display also lights. and next interactive touch dull and stereotyped all-in-one signal decoding control system is by information reading from the detection pin place on built-in OPS computer (under not opening built-in OPS computer situation, now this pin level is low) if low, interactive touch dull and stereotyped all-in-one signal decoding control system is by controlling pin, send a low level (this level is held time as about 500MS). after 1-2S, interactive touch dull and stereotyped all-in-one signal decoding control system detects pin, if high level, illustrate that built-in OPS computer is opened, the dull and stereotyped all-in-one of whole interactive touch is all normally opened, if low level, illustrate that built-in OPS computer is opened unsuccessful, now interactive touch dull and stereotyped all-in-one signal decoding control system continues secondary by control pin and goes out low level (now holding time as 500MS), repeat above action, until detect, till detection pin is high level.When detection pin is high level, illustrate that built-in OPS computer is opened, a whole key boot action completes.
Interactive touch dull and stereotyped all-in-one signal decoding control system receives the later operation steps of POWER OFF action:
Step 1: interactive touch dull and stereotyped all-in-one signal decoding control system first by detection pin detect built-in OPS computer whether open (opening, this pin is high level; Closed condition, this pin is low level) if high level, interactive touch dull and stereotyped all-in-one signal decoding control system sends a low level (this level is held time as about 500MS) by control pin, after about 3S, again detect by detecting pin, if low level, illustrate that built-in OPS computer is closed; If be also high level, the failure of built-in OPS shut down of computer is described. again send a high level ((this level is held time as about 500MS) by control pin; Repeat above action, until detect, till detection pin is low level. when detection pin is low level, illustrate that built-in OPS computer is closed.
Step 2: interactive touch dull and stereotyped all-in-one signal decoding control system says the word, interactive touch dull and stereotyped all-in-one signal decoding control system closing internal function module, recording now various parameter simultaneously, using in order to opening next time; Turn off LED liquid crystal display to power simultaneously; Finally close main power supply power panel, make the dull and stereotyped all-in-one signal decoding control system of interactive touch and main power supply power panel place holding state.Now show that a key shutdown action completes.
It should be noted that, these are only preferred embodiment of the present invention, do not departing under concept thereof of the present invention, any subtle change do the present invention and equivalent replacement, all belong to protection scope of the present invention.
Claims (20)
1. the multimedia all-in-one machine of a bond switching, the main power supply module comprise multimedia all-in-one machine signal decoding control system, being controlled by signal decoding control system, it is characterized in that: described signal decoding control system is also connected with built-in device, and in signal decoding control system, be also provided with the bond switching receiving trap controlling multimedia all-in-one machine and built-in device switch.
2. the multimedia all-in-one machine of a bond switching according to claim 1, is characterized in that: described built-in device is connected with signal decoding control system by OPS interface.
3. the multimedia all-in-one machine of a bond switching according to claim 2, is characterized in that: described multimedia all-in-one machine is the dull and stereotyped all-in-one of interactive touch, and described built-in device is built-in OPS computer.
4. the multimedia all-in-one machine of a bond switching according to claim 3, is characterized in that: described main power supply model calling has built-in OPS power module, and built-in OPS power module is connected with built-in OPS computer.
5. the multimedia all-in-one machine of a bond switching according to claim 1, is characterized in that: in signal decoding control system, be also provided with multimedia all-in-one machine inner function module, multimedia all-in-one machine signal decoding control system is also connected with display.
6. the multimedia all-in-one machine of a bond switching according to claim 1, is characterized in that: a bond switching receiving trap refers to the one in keyswitch receiving trap, teleswitch receiving trap, serial ports switch receiving trap.
7. the multimedia all-in-one machine of a bond switching according to claim 6, is characterized in that: described keyswitch receiving trap is corresponding with the POWER key on multimedia all-in-one machine panel.
8. the multimedia all-in-one machine of a bond switching according to claim 6, is characterized in that: described teleswitch receiving trap refers to the infrared IR circuit of remote control reception and decoding; The infrared IR circuit of described remote control reception and decoding comprises remote control reception head U8, power supply is connected by the pin 3 of diode D1 and U8, multimedia all-in-one machine signal decoding control system is connected with U8 pin one infrared absorption pin, on U8 pin one, 3, overlap joint carries the resistance R38 of pull-up voltage, and U8 pin one, 2 overlaps filter capacitor C36.
9. the multimedia all-in-one machine of a bond switching according to claim 6, it is characterized in that: described serial ports switch receiving trap makes signal decoding control system switch order after accepting serial ports switching information by single-chip microcomputer U11, described signal decoding control system is connected with single-chip microcomputer U11 by J11 connector.
10. the multimedia all-in-one machine of a bond switching according to claim 9, it is characterized in that: described serial ports switching information refers to that the application software on external computing machine sends out POWER instruction, the information of POWER instruction is by being input to the pin two or 3 of U11 after the conversion instruction of RS232 level decoded.
The multimedia all-in-one machine of 11. bond switchinges according to claim 10, it is characterized in that: described switch order by single-chip microcomputer U11 pin one 0, to amplify and Q7, Q8 triode of energy storage and connector J11 complete, after the pin one 0 receiving key instruction of U11, after being amplified by the two-stage of Q7 and Q8, make the order of the signal decoding control system switch be connected with J11.
12., according to the multimedia all-in-one machine of the bond switching in claim 9-11 described in any one, is characterized in that: the pin one 1 of described single-chip microcomputer U11 is also provided with the supervisory circuit whether multimedia all-in-one machine signal decoding control system closes in time.
The multimedia all-in-one machine of 13. bond switchinges according to claim 12, it is characterized in that: described supervisory circuit comprises reverse triode Q6, the collector of Q6 is connected with power supply by resistance R55, and the base stage of Q6 is connected with the multimedia all-in-one machine signal decoding control system of backstage BACK by resistance R64.
The multimedia all-in-one machine of 14. bond switchinges according to claim 12, it is characterized in that: described supervisory circuit comprises reverse triode Q6, the collector of Q6 is connected with direct supply by resistance R55, the base stage of Q6 is connected with direct supply by resistance R64, R132, and described direct supply is controlled by master control power module.
15. 1 kinds of method of switching according to the multimedia all-in-one machine of the bond switching in claim 1-14 described in any one, it is characterized in that: multimedia all-in-one machine receives the switch command of a key switch, decoding control system performs switching on and shutting down operation according to the detection pinout information of built-in device.
16. method of switching according to claim 15, is characterized in that: when the order that a described key switch receives is power-on command:
A, signal decoding control system send power-on command to main power supply module, after master control power module is opened, and the initialization of signal decoding control system, display is opened, and main power supply module provides control signal also to built-in power module simultaneously;
After B, the initialization of machine signal decoding control system complete, inner function module starts, detect the detection pinout information on built-in OPS computer, if high level. illustrate that built-in OPS computer is opened. whole multimedia all-in-one machine is normally opened, if low level, illustrate that built-in OPS computer is opened unsuccessful, now signal decoding control system sends low level by controlling pin, signal decoding control system detection pin again after 1-2S, if or low level, repeat above action, until detecting pinout information is high level.
17. method of switching according to claim 15, is characterized in that: when the order that a described key switch receives is shutdown command:
First whether A, multimedia all-in-one machine signal decoding control system detect built-in OPS equipment by detection pinout information and open, if high level, signal decoding control system sends a low level by detecting pin;
B, after 2-4S, signal decoding control system is detection pinout information again, if low level, illustrates that built-in OPS equipment is closed; If be also high level, illustrate that built-in OPS equipment shuts down unsuccessfully, again sending a low level by detecting pin, repeating above action, until detecting pin is low level;
C, signal decoding control system say the word, closing internal function module, record now various parameter simultaneously, use in order to opening next time; Turn off monitor power supply simultaneously, finally close multimedia all-in-one machine signal decoding control system.
18. according to the method for switching in claim 15-17 described in any one, it is characterized in that: " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch refers to by the POWER key on multimedia one panel, to multimedia all-in-one machine signal decoding control system button mouth high/low level, multimedia all-in-one machine signal decoding control system detects information on mouth by SAR, after comparison, now multimedia all-in-one machine signal decoding control system does the action of POWERON/POWEROFF.
19. according to the method for switching in claim 15-17 described in any one, it is characterized in that: " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch is by POWER key on telepilot, send out a NEC said shank information to multimedia all-in-one machine signal decoding control system, multimedia all-in-one machine signal decoding control system does the action of POWERON/POWEROFF after passing through the infrared IR circuit decodes detection identification of remote control reception and decoding.
20., according to the method for switching in claim 15-17 described in any one, is characterized in that: " start " or " shutdown " instruction that multimedia all-in-one machine signal decoding control system receives a key switch sends out POWER instruction by the application software on external computing machine; POWER command information is by giving signal decoding control system after the conversion instruction of RS232 level decoded, and signal decoding control system does the action of POWERON/POWEROFF.
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| CN106249832A (en) * | 2016-07-27 | 2016-12-21 | 青岛海信电器股份有限公司 | Touch-control all-in-one machine and power control method thereof |
| CN108319328A (en) * | 2017-01-16 | 2018-07-24 | 深圳市鸿合创新信息技术有限责任公司 | Singly-bound control method and multimedia all-in-one machine system |
| CN109725679A (en) * | 2018-08-21 | 2019-05-07 | 珠海中电数码科技有限公司 | A kind of device and method of one key switch of liquid crystal module all-in-one machine |
| CN110096180A (en) * | 2019-05-13 | 2019-08-06 | 深圳市康冠商用科技有限公司 | The double Androids of touch one-piece machine touch |
| CN112181502A (en) * | 2020-09-22 | 2021-01-05 | 广州朗国电子科技有限公司 | OPS computer control method and device of all-in-one machine equipment and storage medium |
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| CN105788391A (en) * | 2016-05-27 | 2016-07-20 | 科盟（福州）电子科技有限公司 | Special intelligent whiteboard response system for education |
| CN106249832A (en) * | 2016-07-27 | 2016-12-21 | 青岛海信电器股份有限公司 | Touch-control all-in-one machine and power control method thereof |
| CN108319328A (en) * | 2017-01-16 | 2018-07-24 | 深圳市鸿合创新信息技术有限责任公司 | Singly-bound control method and multimedia all-in-one machine system |
| CN109725679A (en) * | 2018-08-21 | 2019-05-07 | 珠海中电数码科技有限公司 | A kind of device and method of one key switch of liquid crystal module all-in-one machine |
| CN110096180A (en) * | 2019-05-13 | 2019-08-06 | 深圳市康冠商用科技有限公司 | The double Androids of touch one-piece machine touch |
| CN112181502A (en) * | 2020-09-22 | 2021-01-05 | 广州朗国电子科技有限公司 | OPS computer control method and device of all-in-one machine equipment and storage medium |
| CN112181502B (en) * | 2020-09-22 | 2022-02-08 | 长沙朗源电子科技有限公司 | OPS computer control method and device of all-in-one machine equipment and storage medium |
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