CN102169452A - Method for solving touch screen deadlock problem of mobile terminal - Google Patents
Method for solving touch screen deadlock problem of mobile terminal Download PDFInfo
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- CN102169452A CN102169452A CN2011100980858A CN201110098085A CN102169452A CN 102169452 A CN102169452 A CN 102169452A CN 2011100980858 A CN2011100980858 A CN 2011100980858A CN 201110098085 A CN201110098085 A CN 201110098085A CN 102169452 A CN102169452 A CN 102169452A
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Abstract
The invention discloses a method for solving a touch screen deadlock problem of a mobile terminal, which comprises the following steps: A) starting a touch screen; B) normally running a touch screen processor; C) judging whether to monitor the running state of the touch screen processor by a microprocessor, if so, executing step D) and if not, executing the step B); D) communicating the microprocessor with the touch screen processor, reading the ID (identification) of the touch screen processor, judging whether the communication is delayed, if yes, executing step E) and if not, executing the step B); and E) restarting the touch screen processor by the microprocessor. According to the method for solving the touch screen deadlock problem of the mobile terminal, the microprocessor is communicated with the touch screen processor, the touch screen is confirmed as coming into the deadlock state when the communication is delayed, and then the touch screen processor is restarted, thereby solving the deadlock problem by cutting off the power of the touch screen processor without cutting off the power of the whole mobile terminal when the touch screen is at deadlock state. The detection time is short and the influence on user is small.
Description
Technical field
The present invention relates to touch-screen control technology field, particularly a kind of method that solves the touch-screen deadlock of portable terminal.
Background technology
Giant-screen touch-screen product more and more is subjected to consumers in general's favor at present, and the touch-screen product has occupied certain consumption market.Touching on the consumer electronics shielded the general capacitance touch screen capacitance plate that adopts multiple point touching at present.
And capacitance plate belongs to initiatively device more, and promptly MCU(Micro Controller Unit is contained in inside, microcontroller).It is the mode of interrupting that the communication of capacitance touch screen belongs to mostly, promptly by TP MCU(touch panel Micro Dontroller Unit, the touch panel control module) send look-at-me notice Host(main frame), and then inform coordinate and the message that HOST is relevant by the I2C communication of TP MCU.
Because touch-screen directly contacts with extraneous, in actual use, there is the deadlock situation of certain probability in capacitance plate, deadlock is most because its MCU has run into external interference, under situations such as static, humidity, its software has run and has flown, and can't accept touch signal and processing, do not have yet and interrupt mailing to the CPU processing, cause phenomenon similar and the touch deadlock.
Thereby prior art is still waiting to improve and improve.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the object of the present invention is to provide a kind of method that solves the touch-screen deadlock of portable terminal, can solve the problem of touch-screen deadlock.
In order to achieve the above object, the present invention has taked following technical scheme:
A kind of method that solves the touch-screen deadlock of portable terminal wherein, comprising:
A, unlatching touch-screen;
B, touch screen processor are normally moved;
Whether C, microprocessor judges need to monitor the running status of touch screen processor; If, execution in step D then, otherwise, execution in step B;
The ID of touch screen processor is read in D, microcontroller and touch screen processor communication, and judges whether communication delays time, if, execution in step E then; Otherwise, execution in step B;
E, microcontroller are restarted touch screen processor.
The method of the touch-screen deadlock of described solution portable terminal, wherein, before step e, described method also comprises: microcontroller first Preset Time of delaying time, once more with the touch screen processor communication, and judge whether communication delays time; If, execution in step B then, otherwise execution in step E.
The method of the touch-screen deadlock of described solution portable terminal, wherein, after step e, described method also comprises:
F, initialization touch screen processor, and judge whether the operation of touch screen processor is normal; If, execution in step B then; Otherwise, execution in step G;
G, the unusual information of output touch-screen.
The method of the touch-screen deadlock of described solution portable terminal, wherein, described step D specifically comprises:
D1, microcontroller delay time second Preset Time and touch screen processor communication;
D2, judge whether communication delays time, if, execution in step E then; Otherwise, return step B.
The method of the touch-screen deadlock of described solution portable terminal, wherein, described first Preset Time is 100-500ms.
The method of the touch-screen deadlock of solution portable terminal according to claim 4 is characterized in that, described second Preset Time is 0.05-0.1ms.
The method of the touch-screen deadlock of described solution portable terminal, wherein, touch-screen is a capacitance touch screen.
The method of the touch-screen deadlock of described solution portable terminal, wherein, portable terminal is mobile phone, GPS or PDA.
The method of the touch-screen deadlock of solution portable terminal provided by the invention, by microprocessor and touch screen processor communication, when delaying time, communication judges that touch-screen enters deadlock state, restart touch screen processor, thereby when the touch-screen deadlock, only need the touch screen processor solution deadlock that cuts off the power supply, and need not complete machine is cut off the power supply, its detecting time is short, and is little to user's influence.
Description of drawings
Fig. 1 solves the process flow diagram of method one Application Example of the touch-screen deadlock of portable terminal for the present invention.
Embodiment
The invention provides a kind of method that solves the touch-screen deadlock of portable terminal, clearer, clear and definite for making purpose of the present invention, technical scheme and effect, below with reference to accompanying drawing and give an actual example that the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1, provide a kind of method that solves the touch-screen deadlock of portable terminal to comprise:
S110, unlatching touch-screen;
S120, touch screen processor are normally moved;
Whether S130, microprocessor judges need to monitor the running status of touch screen processor; If, execution in step S140 then, otherwise, execution in step S120;
The ID(IDentity of touch screen processor, identify label number are read in S140, microcontroller and touch screen processor communication), and judge whether communication delays time, if, execution in step S150 then; Otherwise, execution in step S120;
S150, microcontroller are restarted touch screen processor.
The present invention in the specific implementation, before step S150, described method also comprises, microcontroller first Preset Time of delaying time once more with the touch screen processor communication, and judges whether communication delays time; If, execution in step S120 then, otherwise execution in step S150.
Wherein, step S140 specifically comprises:
A, microcontroller delay time second Preset Time and touch screen processor communication;
B, judge whether communication delays time, if, execution in step S150 then; Otherwise, return step S120.
Wherein, described first Preset Time is 100-500ms, and second Preset Time is 0.05-0.1ms, the present invention is by twice of microprocessor and touch screen processor communication, accurately judge whether touch-screen is in deadlock situation, after touch screen processor re-powers, solve the problem of touch-screen deadlock.
In a further embodiment, after step S150, described method also can comprise:
S160, initialization touch screen processor, and judge whether the operation of touch screen processor is normal; If, execution in step S120 then; Otherwise, execution in step S170;
S170, the unusual information of output touch-screen.
In the embodiment of the invention, after touch screen processor is re-powered initialization, judge again whether touch-screen deadlock problem solves, when the touch-screen deadlock situation can not get solving by re-powering, the unusual information of output touch-screen notifies the user to restart portable terminal.
Wherein, the portable terminal that the embodiment of the invention provides is preferably mobile phone, GPS(Global Positioning System, GPS) or the PDA(palm PC).This portable terminal has touch-screen, and this touch-screen can be capacitance touch screen.
Below the method for the solution touch-screen deadlock that to be Application Example with the touch-screen mobile phone provide the embodiment of the invention be described in detail:
Begin normal operation after the touch-screen mobile phone start, the user is not during input control information, touch-screen is in the lock state, when the user need dial phone, write information or need played songs, only need to open touch-screen by the release of mobile phone unlock key, touch-screen is opened its touch screen processor of back and is normally moved, regularly monitor the touch screen processor running status by microprocessor afterwards, this mode is passed through handset processes device time-delay 0.1ms and touch screen processor communication, and judges whether overtime (promptly having or not response) realizes in communication; When response is arranged; only need to keep the normal operation of touch screen processor to get final product; but when not having response; cell-phone microprocessor time-delay 500ms; once more with the touch screen processor communication; and judge whether communication has response; if communication is normal, think that touch-screen does not have deadlock, keep the normal operation of touch screen controller to get final product; if communication does not have response; then power on to touch screen controller again, after the touch screen controller configuration is finished, whether normal by the operation of microprocessor judges touch screen controller; if it is normal; represent that then the touch-screen deadlock situation solves, only need the normal operation of protection touch screen processor to get final product, if undesired; then the touch-screen deadlock situation is not resolved by the mode of restarting touch screen processor, notifies the user need restart touch-screen mobile phone.
In sum, the method of the touch-screen deadlock of solution portable terminal provided by the invention, by microprocessor and touch screen processor communication, judge that when communication is delayed time touch-screen enters deadlock state, restart touch screen processor, thereby when the touch-screen deadlock, only need the touch screen processor solution deadlock situation that cuts off the power supply, and need not the complete machine outage, its detecting time is short, and is little to user's influence.Under the prerequisite that does not change hardware, increased the terminal terminal function.
And, after touch screen processor is re-powered, judge whether the touch-screen deadlock situation solves, and is not resolved in the mode of restarting touch screen processor, the mode of notifying the user need restart mobile phone has further facilitated user's operation.
Be understandable that, for those of ordinary skills, can be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the present invention.
Claims (8)
1. a method that solves the touch-screen deadlock of portable terminal is characterized in that, comprising:
A, unlatching touch-screen;
B, touch screen processor are normally moved;
Whether C, microprocessor judges need to monitor the running status of touch screen processor; If, execution in step D then, otherwise, execution in step B;
The ID of touch screen processor is read in D, microcontroller and touch screen processor communication, and judges whether communication delays time, if, execution in step E then; Otherwise, execution in step B;
E, microcontroller are restarted touch screen processor.
2. the method for the touch-screen deadlock of solution portable terminal according to claim 1, it is characterized in that before step e, described method also comprises: microcontroller first Preset Time of delaying time, once more with the touch screen processor communication, and judge whether communication delays time; If, execution in step B then, otherwise execution in step E.
3. the method for the touch-screen deadlock of solution portable terminal according to claim 1 and 2 is characterized in that, after step e, described method also comprises:
F, initialization touch screen processor, and judge whether the operation of touch screen processor is normal; If, execution in step B then; Otherwise, execution in step G;
G, the unusual information of output touch-screen.
4. the method for the touch-screen deadlock of solution portable terminal according to claim 1 is characterized in that, described step D specifically comprises:
D1, microcontroller delay time second Preset Time and touch screen processor communication;
D2, judge whether communication delays time, if, execution in step E then; Otherwise, return step B.
5. the method for the touch-screen deadlock of solution portable terminal according to claim 2 is characterized in that, described first Preset Time is 100-500ms.
6. the method for the touch-screen deadlock of solution portable terminal according to claim 4 is characterized in that, described second Preset Time is 0.05-0.1ms.
7. the method for the touch-screen deadlock of solution portable terminal according to claim 1 is characterized in that, touch-screen is a capacitance touch screen.
8. the method for the touch-screen deadlock of solution portable terminal according to claim 1 is characterized in that, portable terminal is mobile phone, GPS or PDA.
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| CN2011100980858A CN102169452A (en) | 2011-04-19 | 2011-04-19 | Method for solving touch screen deadlock problem of mobile terminal |
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| CN2011100980858A CN102169452A (en) | 2011-04-19 | 2011-04-19 | Method for solving touch screen deadlock problem of mobile terminal |
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| CN102541382A (en) * | 2012-01-18 | 2012-07-04 | 华为终端有限公司 | Method and terminal for calibrating capacitive touch screen |
| CN102681739A (en) * | 2012-05-07 | 2012-09-19 | 广东欧珀移动通信有限公司 | Static elimination method for touch screen |
| CN103346768A (en) * | 2013-05-28 | 2013-10-09 | 江苏惠通集团有限责任公司 | Self-calibration method and apparatus for equipment with touch switch |
| CN103777805A (en) * | 2012-10-17 | 2014-05-07 | 现代摩比斯株式会社 | Display apparatus and method thereof capable of stabilizing multimedia system of touch power supply |
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| CN104572328A (en) * | 2014-12-29 | 2015-04-29 | 广东欧珀移动通信有限公司 | Control method and device |
| CN104679630A (en) * | 2015-02-13 | 2015-06-03 | 广东欧珀移动通信有限公司 | Adjustment method and device for working mode of intelligent terminal |
| WO2016165389A1 (en) * | 2015-09-10 | 2016-10-20 | 中兴通讯股份有限公司 | Screen exception handling method, handling device, and terminal |
| CN107341069A (en) * | 2017-06-30 | 2017-11-10 | 联想(北京)有限公司 | Processing method, electronic equipment, electronic installation and computer-readable recording medium |
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| CN103346768A (en) * | 2013-05-28 | 2013-10-09 | 江苏惠通集团有限责任公司 | Self-calibration method and apparatus for equipment with touch switch |
| WO2014190569A1 (en) * | 2013-05-28 | 2014-12-04 | 江苏惠通集团有限责任公司 | Self-calibration method and apparatus for device with touch switch |
| CN104461180A (en) * | 2013-09-12 | 2015-03-25 | 广州市和唐电子科技有限公司 | Interference preventing device and method of capacitive touch screen |
| CN104461180B (en) * | 2013-09-12 | 2018-06-08 | 广州市和唐电子科技有限公司 | A kind of capacitive touch screen interference preventer and method |
| CN104572328A (en) * | 2014-12-29 | 2015-04-29 | 广东欧珀移动通信有限公司 | Control method and device |
| CN104679630A (en) * | 2015-02-13 | 2015-06-03 | 广东欧珀移动通信有限公司 | Adjustment method and device for working mode of intelligent terminal |
| WO2016165389A1 (en) * | 2015-09-10 | 2016-10-20 | 中兴通讯股份有限公司 | Screen exception handling method, handling device, and terminal |
| CN106534467A (en) * | 2015-09-10 | 2017-03-22 | 中兴通讯股份有限公司 | Screen abnormity processing method and processing device, and terminal |
| CN107341069A (en) * | 2017-06-30 | 2017-11-10 | 联想(北京)有限公司 | Processing method, electronic equipment, electronic installation and computer-readable recording medium |
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Application publication date: 20110831 |