CN103019439A - Integration system of touch screen and touch keystroke - Google Patents
Integration system of touch screen and touch keystroke Download PDFInfo
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- CN103019439A CN103019439A CN2012104625366A CN201210462536A CN103019439A CN 103019439 A CN103019439 A CN 103019439A CN 2012104625366 A CN2012104625366 A CN 2012104625366A CN 201210462536 A CN201210462536 A CN 201210462536A CN 103019439 A CN103019439 A CN 103019439A
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Abstract
The invention discloses an integration system of a touch screen and a touch keystroke, which comprises a touch screen unit, a touch keystroke unit, a microcontroller and a system unit; the touch screen unit generates a first touch sensing signal according to a first touch event; the touch keystroke unit generates a second touch sensing signal according to a second touch event; the microcontroller converts the first touch sensing signal into a first data packet and converts the second touch sensing signal into a second data packet; and the microcontroller transmits the first data packet to an interface device of the system unit through a first transmission line and transmits the second data packet to the system unit through a second transmission line.
Description
Technical field
The invention relates to a kind of integration system, particularly relevant for the integration system of a kind of Touch Screen and touch controlled key.
Background technology
On present portable system or intelligent system, nearly all be to be equipped with resistance-type or capacitance touch control screen, yet except the operation that is applied to Touch Screen, usually below Touch Screen, one extra physical button still can be set the user is provided, such as the function that last layer is returned in operation or back to homepage etc.On traditional design, because physical button usually only has and simply depresses and discharge two kinds of voltage statuss, that is the accurate and high voltage level in a low-voltage position, therefore only need to see through the output general pin of input (GPIO) and be connected with system, namely can realize keypress function.Yet contact panel be resent to system end, so both hardware can design separately after need carrying out the induction and calculating of position of touch through an integrated circuit.
But in present Intelligent hand-hold system, the frequency of utilization of physical button is quite high, under using for a long time, physical button will be easy to produce situation insensitive even that damage, so the trend of today is to utilize touch controlled key to replace the function of physical button.Yet, use touch controlled key, need to see through an integrated circuit and carry out induction and the calculating of touch-control, therefore, and next the connection with system of GPIO that see through that the body button equally can be simple strictly according to the facts realize keypress function.In other words, this kind framework needs to respond to processing with two integrated circuit Touch Screen of arranging in pairs or groups with touch controlled key, and so design will increase the power consumption of system, cost and the system of waste usage space.
Summary of the invention
In view of above-mentioned shortcoming, the invention provides a kind of microcontroller that only needs, can significantly reduce the Touch Screen of assembly cost and the required system space that takies and the integration system of touch controlled key.
Integration system one of according to the present invention, the integration system of a kind of Touch Screen and touch controlled key comprises at least:
One Touch Screen unit produces one first touch-control sensing signal according to one first touch event;
One touch controlled key unit produces one second touch-control sensing signal according to one second touch event;
One microcontroller connects this Touch Screen unit and this touch controlled key unit, and this first touch-control sensing signal is converted to one first data packet, and this second touch-control sensing signal is converted to one second data packet; And
One system unit connects this microcontroller, and wherein this microcontroller sees through one first transmission line this first data packet is sent to one of this system unit interface arrangement, and through one second transmission line this second data packet is sent to this system unit.Among the present invention, this first transmission line is a bus, this interface arrangement is an inter-integrated circuit (Inter-Integrated Circuit, I2C) interface, serial peripheral interface (Serial Peripheral Interface, SPI) or a USB (universal serial bus) (Universal Serial Bus, USB) interface.
Among the present invention, this first data packet comprises at least: the coordinate data when this first touch event is touched this Touch Screen unit.
Among the present invention, this second data packet comprises at least: the first voltage signal and a second voltage signal one of when this second touch event is touched this touch controlled key unit.
Among the present invention, wherein this system unit more comprises the general pin of an output input, in order to receive this first voltage signal and this second voltage signal.
The another kind of structure of integration system of the present invention is that the integration system of a kind of Touch Screen and touch controlled key comprises at least:
One Touch Screen unit produces one first touch-control sensing signal according to one first touch event;
One touch controlled key unit produces one second touch-control sensing signal according to one second touch event;
One microcontroller connects this Touch Screen unit, and this first touch-control sensing signal is converted to one first data packet; And
One system unit connects this microcontroller and this touch controlled key unit, wherein this microcontroller sees through one first transmission line this first data packet is sent to one of this system unit interface arrangement, and this touch controlled key unit is sent to this system unit with this second touch-control sensing signal.
In the second integration system, this first transmission line is a bus, this interface arrangement is an inter-integrated circuit (Inter-Integrated Circuit, I2C) interface, serial peripheral interface (Serial Peripheral Interface, SPI) or a USB (universal serial bus) (Universal Serial Bus, USB) interface.
In the second integration system, this first data packet comprises at least: the coordinate data when this first touch event is touched this Touch Screen unit.
In sum, the present invention processes the sensing signal of Touch Screen unit and touch controlled key unit simultaneously by a microcontroller, or directly process the sensing signal of touch controlled key unit at system unit, therefore only need single microcontroller, can significantly reduce assembly cost and the required system space that takies.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments:
Fig. 1 is the structural representation of the integration system of the Touch Screen of the embodiment of the invention 1 and touch controlled key;
Fig. 2 is the structural representation of the integration system of the Touch Screen of the embodiment of the invention 2 and touch controlled key.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Embodiment 1
With reference to Fig. 1, the integration system 100 of the first Touch Screen of the present invention and touch controlled key comprises: a Touch Screen unit 101, a touch controlled key unit 102, a microcontroller 103 and a system unit 104.Touch controlled key unit 102 is arranged at Touch Screen unit 101 on one side, and wherein Touch Screen unit 101 sees through transmission line 105 and is electrically connected microcontroller 103, and touch controlled key unit 102 sees through transmission line 106 electric connection microcontrollers 103.And microcontroller 103 more sees through the interface arrangement 107 of a transmission line 110 and system unit 104 and joins, and sees through another transmission line 108 and join with the general pin 109 of one of system unit 104 output input, and wherein transmission line 110 for example is a bus.System unit 104 also has a control module, and in one embodiment, this control module for example is a central processing unit.
In addition, touch controlled key unit 102 can be according to the difference of object touch location on touch controlled key unit 102 and the corresponding touch-control sensing signal that produces, this touch-control sensing signal can see through transmission line 106 and be transferred to microcontroller 103, microcontroller 103 is converted to this touch-control sensing signal and presses data, and be packaged together with certain data layout, see through transmission line 108, this is pressed data packet be sent to the general pin 109 of one of system unit 104 output input.System unit 104 utilizes one second driver to decipher this and presses data packet, and according to the data that press after the decoding, namely accurate the or high voltage level in a low-voltage position is carried out corresponding operation, and is shown on the Touch Screen unit 101.
In this embodiment, only encapsulate respectively coordinate data and press data with single microcontroller 103, therefore, on the assembly cost benefit, can significantly reduce, more can significantly reduce the shared space of system.In addition, the coordinate data package of present embodiment is to use different drivers to carry out decipher with pressing data packet, therefore can use known driver, does not need additionally to write driver.
Embodiment 2
With reference to Fig. 2, the integration system 200 of the second Touch Screen of the present invention and touch controlled key comprises: a Touch Screen unit 201, a touch controlled key unit 202, a microcontroller 203 and a system unit 204.Touch controlled key unit 202 is arranged at Touch Screen unit 201 on one side, wherein Touch Screen unit 201 sees through transmission line 205 and is electrically connected microcontroller 203, and microcontroller 203 more joins through the interface arrangement 207 of a transmission line 210 with system unit 204, and wherein this transmission line 210 for example is a bus.Touch controlled key unit 202 sees through another transmission line 206 and joins with one of system unit 204 analog-digital converter (Analog to Digital Converter, ADC) 209.System unit 204 also has a control module, and in one embodiment, this control module for example is a central processing unit.
Touch Screen unit 201 can be according to the difference of object touch location on Touch Screen unit 201 and the corresponding touch-control sensing signal that produces, this touch-control sensing signal can see through transmission line 205 and be transferred to microcontroller 203, microcontroller 203 is converted to coordinate data with this touch-control sensing signal, and be packaged together with certain data layout, see through transmission line 210, this coordinate data package is sent to the interface arrangement 207 of system unit 204, wherein transmission line 110, it for example is a bus, and interface arrangement 207, for example be an inter-integrated circuit (Inter-Integrated Circuit, I2C) interface, serial peripheral interface (Serial Peripheral Interface, SPI) or a USB (universal serial bus) (Universal Serial Bus, USB) interface.System unit 204 utilizes one first driver to decipher this coordinate data package, and carries out corresponding operation according to the coordinate data after the decoding, and is shown on the Touch Screen unit 201.
In addition, touch controlled key unit 202 can be according to the difference of object touch location on touch controlled key unit 202 and the corresponding touch-control sensing signal that produces, this touch-control sensing signal can see through the analog-digital converter 209 that transmission line 206 is transferred to system unit 204, analog-digital converter 209 is converted to this touch-control sensing signal and presses data, an i.e. digital signal 1 or 0, and carry out corresponding operation according to the digital signal of difference, and be shown on the Touch Screen unit 201.In this embodiment, only use single microcontroller 203, on the assembly cost benefit, can significantly reduce, more can significantly reduce the shared space of system.
In sum, the invention provides the integration system of a kind of Touch Screen and touch controlled key, process simultaneously the sensing signal of Touch Screen unit and touch controlled key unit by a microcontroller, or directly process the sensing signal of touch controlled key unit in system unit, therefore only need single microcontroller, can significantly reduce assembly cost and the required system space that takies.
Although the present invention discloses as above with embodiment; right its be not to limit the present invention, anyly have the knack of this skill person, without departing from the spirit and scope of the invention; when can doing various changes and retouching, so the present invention's protection domain attached claim person of defining after looking is as the criterion.
Claims (10)
1. the integration system of a Touch Screen and touch controlled key comprises at least:
One Touch Screen unit produces one first touch-control sensing signal according to one first touch event;
One touch controlled key unit produces one second touch-control sensing signal according to one second touch event;
One microcontroller connects this Touch Screen unit and this touch controlled key unit, and this first touch-control sensing signal is converted to one first data packet, and this second touch-control sensing signal is converted to one second data packet; And
One system unit connects this microcontroller, and wherein this microcontroller sees through one first transmission line this first data packet is sent to one of this system unit interface arrangement, and through one second transmission line this second data packet is sent to this system unit.
2. described integration system according to claim 1, wherein this first transmission line is a bus, this interface arrangement is an inter-integrated circuit interface, serial peripheral interface or a USB (universal serial bus).
3. described integration system according to claim 1, wherein this first data packet comprises at least: the coordinate data when this first touch event is touched this Touch Screen unit.
4. described integration system according to claim 1, wherein this second data packet comprises at least: the first voltage signal and a second voltage signal one of when this second touch event is touched this touch controlled key unit.
5. described integration system according to claim 4, wherein this system unit more comprises the general pin of an output input, in order to receive this first voltage signal and this second voltage signal.
6. the integration system of a Touch Screen and touch controlled key comprises at least:
One Touch Screen unit produces one first touch-control sensing signal according to one first touch event;
One touch controlled key unit produces one second touch-control sensing signal according to one second touch event;
One microcontroller connects this Touch Screen unit, and this first touch-control sensing signal is converted to one first data packet; And
One system unit connects this microcontroller and this touch controlled key unit, wherein this microcontroller sees through one first transmission line this first data packet is sent to one of this system unit interface arrangement, and this touch controlled key unit is sent to this system unit with this second touch-control sensing signal.
7. described integration system according to claim 6, wherein this first transmission line is a bus, this interface arrangement is an inter-integrated circuit interface, serial peripheral interface or a USB (universal serial bus).
8. described integration system according to claim 6, wherein this first data packet comprises at least: the coordinate data when this first touch event is touched this Touch Screen unit.
9. described integration system according to claim 6, wherein this system unit more comprises an analog-digital converter, in order to receive this this second touch-control sensing signal.
10. described integration system according to claim 9, wherein this analog-digital converter produces one first digital signal or one second digital signal according to this second touch-control sensing signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210462536.6A CN103019439B (en) | 2012-11-15 | 2012-11-15 | Touch Screen and the integration system of touch controlled key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210462536.6A CN103019439B (en) | 2012-11-15 | 2012-11-15 | Touch Screen and the integration system of touch controlled key |
Publications (2)
| Publication Number | Publication Date |
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| CN103019439A true CN103019439A (en) | 2013-04-03 |
| CN103019439B CN103019439B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210462536.6A Expired - Fee Related CN103019439B (en) | 2012-11-15 | 2012-11-15 | Touch Screen and the integration system of touch controlled key |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2489392Y (en) * | 2001-05-21 | 2002-05-01 | 神达电脑股份有限公司 | Mobile electronic data processor |
| CN101470579A (en) * | 2007-12-27 | 2009-07-01 | 英业达股份有限公司 | Electronic device and its operation method |
| TW201203069A (en) * | 2010-04-30 | 2012-01-16 | Microchip Tech Inc | Capacitive touch system using both self and mutual capacitance |
| CN102778929A (en) * | 2011-05-11 | 2012-11-14 | Lg电子株式会社 | Mobile terminal |
-
2012
- 2012-11-15 CN CN201210462536.6A patent/CN103019439B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2489392Y (en) * | 2001-05-21 | 2002-05-01 | 神达电脑股份有限公司 | Mobile electronic data processor |
| CN101470579A (en) * | 2007-12-27 | 2009-07-01 | 英业达股份有限公司 | Electronic device and its operation method |
| TW201203069A (en) * | 2010-04-30 | 2012-01-16 | Microchip Tech Inc | Capacitive touch system using both self and mutual capacitance |
| CN102778929A (en) * | 2011-05-11 | 2012-11-14 | Lg电子株式会社 | Mobile terminal |
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| Publication number | Publication date |
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| CN103019439B (en) | 2017-03-01 |
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Granted publication date: 20170301 Termination date: 20191115 |