CN203366017U - Building talk-back intelligent terminal and crash restart system for same - Google Patents
Building talk-back intelligent terminal and crash restart system for same Download PDFInfo
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- CN203366017U CN203366017U CN 201320289558 CN201320289558U CN203366017U CN 203366017 U CN203366017 U CN 203366017U CN 201320289558 CN201320289558 CN 201320289558 CN 201320289558 U CN201320289558 U CN 201320289558U CN 203366017 U CN203366017 U CN 203366017U
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Abstract
The utility model relates to a building talk-back intelligent terminal and a crash restart system for the same. The crash restart system comprises an intelligent terminal processor, a power supply management chip and a micro-control unit, wherein the micro-control unit is communicated with the intelligent terminal processor, and used for obtaining the state of the intelligent terminal processor and outputting a control signal to the enable end of the power supply management chip. According to the building talk-back intelligent terminal and the crash restart system for the same disclosed by the utility model, the working state of the intelligent terminal processor is automatically detected in real time by the micro-control unit; and when the intelligent terminal processor is detected to be unable to normally work, the micro-control unit sends a control signal to the enable end of the power supply management chip, so as to enable the intelligent terminal processor to be automatically powered off and then powered on again. Therefore, as long as the state of the intelligent terminal is abnormal, the micro-control unit can control the intelligent terminal processor to perform one-time power-off restart process, in this way, the problem of crash of the intelligent terminal can be solved in real time, and then the normal work of the intelligent terminal and the normal use of a user can be ensured.
Description
Technical field
The utility model belongs to the building conversational system technical field, specifically, relates to the intelligent terminal that a kind of deadlock of building talkback intelligent terminal is restarted system and adopted described system.
Background technology
Along with the development of building talkback technology, building conversational system turns to digital Age from the simulation intercommunication epoch, and more and more higher to system functional requirement.The intelligent terminal of present digital building conversational system generally all requires to adopt colored digital TFT display screen, can carry out the abundant in content and easy operating of network tcp/ip communication, human-computer interaction interface etc.In order to meet above-mentioned requirements, intelligent terminal generally need to adopt the above processor of 32 ARM9, and dominant frequency is generally more than 1GHZ.But the stability of this multithreading embedded system at a high speed is relatively poor, often there will be the phenomenon of deadlock.
At present, the mode that solves the intelligent terminal deadlock of building conversational system generally has two kinds: the one, increase a reset key in the outside of building talkback intelligent terminal, and when intelligent terminal crashes, press reset key, processor restarts; The 2nd, after finding that intelligent terminal crashes, manually to intelligent terminal, then direct outage re-powers, and processor restarts.But all there is following shortcoming in above-mentioned two kinds of modes: if in the situation that the user is not using intelligent terminal, intelligent terminal crashes, and user ignorant fails to process in time.If now there is the guest visiting, intelligent terminal can not be realized the functions such as calling, delays the normal use of product, causes unnecessary trouble.
The utility model content
The purpose of this utility model is to provide a kind of deadlock of building talkback intelligent terminal to restart system, has solved after product crashes the technical matters that can not restart in time.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
System is restarted in a kind of deadlock of building talkback intelligent terminal, comprise the intelligent terminal processor, be the power management chip of intelligent terminal processor power supply and the micro-control unit be connected with the intelligent terminal processor, wherein, micro-control unit and intelligent terminal processor communication, to obtain the state of intelligent terminal processor; Micro-control unit controls signal to the Enable Pin EN of power management chip according to the State-output of intelligent terminal processor, control the Voltage-output of power management chip, thereby controls the power supply state of power management chip to the intelligent terminal processor.
System is restarted in the deadlock of building talkback intelligent terminal as above, and micro-control unit comprises the MCU chip, and the I/O mouth of MCU chip and the Enable Pin EN of power management chip join.The I/O mouth output low and high level of MCU chip, to the Enable Pin EN of power management chip, is controlled the power supply state of power management chip to the intelligent terminal processor.
System is restarted in the deadlock of building talkback intelligent terminal as above, and the communication serial port of MCU chip joins by data line and intelligent terminal processor, to realize the monitoring of MCU chip to the intelligent terminal processor state.
System is restarted in the deadlock of building talkback intelligent terminal as above, and the Enable Pin EN of power management chip is by filter capacitor C1 ground connection, with filtering noise.
System is restarted in the deadlock of building talkback intelligent terminal as above, and the voltage input end VIN of power management chip is by filter capacitor C2 ground connection, with filtering noise.
System is restarted in the deadlock of building talkback intelligent terminal as above, and the voltage output end VOUT of power management chip is by filter capacitor C3 ground connection, with filtering noise.
System is restarted in the deadlock of building talkback intelligent terminal as above, the voltage output end VOUT of power management chip joins by divider resistance R3 and feedback end POK, the output terminal VOUT of power management chip joins by divider resistance R2 and feedback end FB, by divider resistance R1 ground connection, between the voltage output end VOUT of power management chip and feedback end FB, be connected with filter capacitor C4 between divider resistance R2 and feedback end FB.Make the voltage output end VOUT of power management chip reach target voltage.
The design of system is restarted in deadlock based on above-mentioned building talkback intelligent terminal, the utility model has also proposed a kind of building talkback intelligent terminal, the deadlock of intelligent terminal is restarted system and is comprised the intelligent terminal processor, is the power management chip of intelligent terminal processor power supply and the micro-control unit be connected with the intelligent terminal processor, wherein, micro-control unit and intelligent terminal processor communication, to obtain the state of intelligent terminal processor; Micro-control unit controls signal to the Enable Pin EN of power management chip according to the State-output of intelligent terminal processor, control the Voltage-output of power management chip, thereby controls the power supply state of power management chip to the intelligent terminal processor.
Compared with prior art, advantage of the present utility model and good effect are: the utility model is by the duty of micro-control unit real time automatic detection intelligent terminal processor.When the intelligent terminal processor being detected and can not work, micro-control unit sends an Enable Pin that controls signal to power management chip, allows intelligent terminal processor auto-breaking re-power again.Thereby abnormal as long as the intelligent terminal state occurs, micro-control unit can be controlled the process that the intelligent terminal processor carries out a power-off restarting, can solve in real time the problem that intelligent terminal crashes, and guarantees the normal operation of intelligent terminal, guarantees user's normal use.
After reading by reference to the accompanying drawings the detailed description of the utility model embodiment, other characteristics of the present utility model and advantage will become clearer.
The accompanying drawing explanation
The theory diagram that Fig. 1 is the utility model specific embodiment.
The circuit diagram that Fig. 2 is the utility model specific embodiment power management chip part.
The Enable Pin EN that Fig. 3 is the utility model specific embodiment power management chip and the oscillogram of output terminal VOUT.
The process flow diagram that Fig. 4 is the utility model specific embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
System is restarted in the deadlock of the building talkback intelligent terminal that the utility model provides, by micro-control unit and intelligent terminal processor communication, micro-control unit obtains the state of intelligent terminal processor and controls signal to the Enable Pin EN of power management chip according to the State-output of intelligent terminal processor, control the Voltage-output of power management chip, thereby control the power supply state of power management chip to the intelligent terminal processor.When the intelligent terminal processor crashes, it is carried out to power-off restarting one time, but intelligent terminal processor immediate recovery normal operation does not affect the user and uses.Below by specific embodiment, specific implementation of the present utility model is specifically described:
As shown in Figure 1, the deadlock of building talkback intelligent terminal is restarted system and is comprised intelligent terminal processor, micro-control unit and power management chip.Micro-control unit and intelligent terminal processor communication, obtain the state of intelligent terminal processor; And control signal to the Enable Pin EN of power management chip according to the State-output of intelligent terminal processor, control the output voltage of power management chip, thereby control the power supply state of intelligent terminal processor.
Wherein, micro-control unit comprises MCU chip and peripheral circuit.The core that the intelligent terminal processor is intelligent terminal, generally adopt the arm processor more than 32, controls the realization of the various functions of intelligent terminal.Arm processor is by the voltage output end power supply of power management chip, and under normal circumstances, the voltage output end of power management chip is output rated voltage always, to guarantee the normal power supply of arm processor.
As shown in Figure 2, the I/O mouth of the Enable Pin EN of power management chip and MCU chip joins, and by filter capacitor C1 ground connection, with filter out noise.The voltage input end VIN of power management chip connects input voltage vin, and by filter capacitor C2 ground connection, with filter out noise.The voltage output end VOUT of power management chip joins by divider resistance R3 and feedback end POK, by divider resistance R2 and feedback end FB, join, by divider resistance R1 ground connection, between the voltage output end VOUT of power management chip and feedback end FB, be connected with filter capacitor C4 between divider resistance R2 and feedback end FB.The voltage output end VOUT of power management chip, by filter capacitor C3 ground connection, forms output voltage V out and powers to arm processor after filter out noise.
The communication serial port of MCU chip joins by data line and intelligent terminal processor, to realize the monitoring of MCU chip to the intelligent terminal processor state.The I/O mouth of MCU chip and the Enable Pin EN of power management chip join.The I/O mouth output low and high level of MCU chip, to the Enable Pin EN of power management chip, is controlled the power supply state of power management chip to the intelligent terminal processor.
Concrete, the I/O mouth output high level signal of MCU chip, to the Enable Pin EN of power management chip, is controlled power management chip to the arm processor output rated voltage, guarantees the normal power supply of arm processor.Communicate by letter and communicate by UART between MCU chip and arm processor, UART communication is the asynchronous serial full-duplex communication, comprises two data lines, and a data lines is for sending data, and an other data lines is for receiving data.Thereby, determine set agreement between MCU chip and arm processor, every 1 second the MCU chip send the instruction of one query duty to arm processor, if arm processor is working properly, the instruction that can send MCU is replied.If the MCU chip is not all received replying of arm processor in continuous 1 minute, MCU chip judgement arm processor crash or work undesired.Now, the I/O mouth of MCU chip will send the Enable Pin EN of a low level signal to power management chip, and the voltage output end output low level signal of power management chip, produce a power process to arm processor.Afterwards, the I/O mouth of MCU chip output high level, to the Enable Pin EN of power management chip, is controlled power management chip arm processor is powered, and arm processor restarts, normal operation.The waveform of the Enable Pin EN of power management chip and output terminal VOUT as shown in Figure 3.
The concrete steps of as shown in Figure 4, the deadlock of building talkback intelligent terminal being restarted to system are described below:
1., after the building talkback intelligent terminal is opened, MCU chip and arm processor carry out real-time Communication for Power.
2.MCU chip judges whether within continuous one minute, not receive replying of arm processor, so that its duty is judged.
3. if, judge the arm processor operation irregularity, enter step 4, if not, judge that arm processor is working properly, enter step 5.
4.MCU chip I/low level reset signal of O mouth output is to the Enable Pin of power management chip, a low level signal of the voltage output end of power management chip output, to arm processor, makes it produce the process of an outage.Afterwards, the I/O mouth of MCU chip output high level, to the Enable Pin EN of power management chip, is controlled power management chip arm processor is powered, and arm processor restarts, normal operation.
5.MCU the I/O mouth of chip is exported the Enable Pin of high level signal to power management chip always, the voltage output end of power management chip output high level signal is to arm processor, and arm processor is in the normal power supply state.
The design of system is restarted in deadlock based on above-mentioned building talkback intelligent terminal, the present embodiment has also proposed a kind of building talkback intelligent terminal, intelligent terminal comprises housing, outside is equipped with display screen, button, microphone, loudspeaker etc., and enclosure interior comprises the circuit board formed by arm processor, communication module, display module, signal processing circuit, supply module etc.
Wherein, also be provided with micro-control unit on circuit board, micro-control unit comprises the MCU chip, and MCU chip and intelligent terminal processor join and communicate, and obtain the state of intelligent terminal processor; The MCU chip controls signal to the Enable Pin EN of power management chip according to the State-output of intelligent terminal processor, control the output voltage of power management chip, thereby controls the power supply state of power management chip to the intelligent terminal processor.Under normal circumstances, the I/O mouth of MCU chip output high level signal is to power management chip, and the voltage output end of power management chip is output rated voltage always, to guarantee the normal power supply of arm processor.When MCU chip judgement arm processor crashes or works when undesired, the I/O mouth of MCU chip will send the Enable Pin EN of a low level signal to power management chip, the voltage output end output low level signal of power management chip, arm processor is produced to a power process, the high level of the I/O mouth of MCU chip output afterwards is to the Enable Pin EN of power management chip, control power management chip arm processor is powered, arm processor restarts, normal operation.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: its technical scheme that still can put down in writing aforementioned each embodiment is modified, or part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. system is restarted in the deadlock of a building talkback intelligent terminal, comprise the intelligent terminal processor and be the power management chip of intelligent terminal processor power supply, it is characterized in that: described system also comprises the micro-control unit be connected with the intelligent terminal processor, described micro-control unit and intelligent terminal processor communication, obtain the state of intelligent terminal processor; And output control signals to the Enable Pin EN of power management chip.
2. system is restarted in the deadlock of building talkback intelligent terminal according to claim 1, it is characterized in that: described micro-control unit comprises the MCU chip, and the I/O mouth of described MCU chip and the Enable Pin EN of power management chip join.
3. system is restarted in the deadlock of building talkback intelligent terminal according to claim 2, it is characterized in that: the communication serial port of described MCU chip joins by data line and intelligent terminal processor.
4. restart system according to the deadlock of the described building talkback intelligent terminal of claim 1-3 any one, it is characterized in that: the Enable Pin EN of described power management chip is by filter capacitor C1 ground connection.
5. system is restarted in the deadlock of building talkback intelligent terminal according to claim 4, it is characterized in that: the voltage input end VIN of described power management chip is by filter capacitor C2 ground connection.
6. system is restarted in the deadlock of building talkback intelligent terminal according to claim 4, it is characterized in that: the voltage output end VOUT of described power management chip is by filter capacitor C3 ground connection.
7. system is restarted in the deadlock of building talkback intelligent terminal according to claim 6, it is characterized in that: the voltage output end VOUT of described power management chip joins by divider resistance R3 and feedback end POK, by divider resistance R2 and feedback end FB, join, by divider resistance R1 ground connection, between the voltage output end VOUT of described power management chip and feedback end FB, be connected with filter capacitor C4 between described divider resistance R2 and feedback end FB.
8. a building talkback intelligent terminal is characterized in that: described intelligent terminal comprises that the described deadlock of claim 1-7 restarts system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320289558 CN203366017U (en) | 2013-05-24 | 2013-05-24 | Building talk-back intelligent terminal and crash restart system for same |
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| CN 201320289558 CN203366017U (en) | 2013-05-24 | 2013-05-24 | Building talk-back intelligent terminal and crash restart system for same |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106406491A (en) * | 2016-09-22 | 2017-02-15 | 杭州龙境科技有限公司 | A processor unit restart controlling method and device for a server and a server |
| CN108539575A (en) * | 2018-05-30 | 2018-09-14 | Oppo广东移动通信有限公司 | The control system and mobile terminal of laser projecting apparatus |
| CN108767654A (en) * | 2018-05-30 | 2018-11-06 | Oppo广东移动通信有限公司 | The control system and control method of laser projecting apparatus, laser projection component and terminal |
| CN108767653A (en) * | 2018-05-30 | 2018-11-06 | Oppo广东移动通信有限公司 | The control system of laser projecting apparatus, the control method of terminal and laser projecting apparatus |
| CN109066288A (en) * | 2018-05-30 | 2018-12-21 | Oppo广东移动通信有限公司 | Control system, the control method of terminal and laser projecting apparatus of laser projecting apparatus |
| CN111966195A (en) * | 2020-07-28 | 2020-11-20 | 武汉光迅科技股份有限公司 | Start control circuit and method |
| CN112783690A (en) * | 2019-11-08 | 2021-05-11 | 上海博泰悦臻电子设备制造有限公司 | Crash processing method and device |
| US11183811B2 (en) | 2018-05-30 | 2021-11-23 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Control system and method for laser projector, and terminal |
| CN113918383A (en) * | 2021-10-12 | 2022-01-11 | 北京百度网讯科技有限公司 | Core board resetting method, device, equipment, storage medium and program product |
| US11300865B2 (en) | 2018-05-30 | 2022-04-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Systems for controlling laser projector and mobile terminals |
| US11522338B2 (en) | 2018-04-28 | 2022-12-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | System and method for controlling laser projector, laser projector assembly and terminal |
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2013
- 2013-05-24 CN CN 201320289558 patent/CN203366017U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106406491A (en) * | 2016-09-22 | 2017-02-15 | 杭州龙境科技有限公司 | A processor unit restart controlling method and device for a server and a server |
| US11522338B2 (en) | 2018-04-28 | 2022-12-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | System and method for controlling laser projector, laser projector assembly and terminal |
| CN108539575A (en) * | 2018-05-30 | 2018-09-14 | Oppo广东移动通信有限公司 | The control system and mobile terminal of laser projecting apparatus |
| CN108767654A (en) * | 2018-05-30 | 2018-11-06 | Oppo广东移动通信有限公司 | The control system and control method of laser projecting apparatus, laser projection component and terminal |
| CN108767653A (en) * | 2018-05-30 | 2018-11-06 | Oppo广东移动通信有限公司 | The control system of laser projecting apparatus, the control method of terminal and laser projecting apparatus |
| CN109066288A (en) * | 2018-05-30 | 2018-12-21 | Oppo广东移动通信有限公司 | Control system, the control method of terminal and laser projecting apparatus of laser projecting apparatus |
| US11183811B2 (en) | 2018-05-30 | 2021-11-23 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Control system and method for laser projector, and terminal |
| US11300865B2 (en) | 2018-05-30 | 2022-04-12 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Systems for controlling laser projector and mobile terminals |
| CN112783690A (en) * | 2019-11-08 | 2021-05-11 | 上海博泰悦臻电子设备制造有限公司 | Crash processing method and device |
| CN111966195A (en) * | 2020-07-28 | 2020-11-20 | 武汉光迅科技股份有限公司 | Start control circuit and method |
| CN113918383A (en) * | 2021-10-12 | 2022-01-11 | 北京百度网讯科技有限公司 | Core board resetting method, device, equipment, storage medium and program product |
| WO2023061327A1 (en) * | 2021-10-12 | 2023-04-20 | 北京百度网讯科技有限公司 | Core board reset method and apparatus, device, storage medium and program product |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20170524 |