CN103019439B - Touch Screen and the integration system of touch controlled key - Google Patents
Touch Screen and the integration system of touch controlled key Download PDFInfo
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- CN103019439B CN103019439B CN201210462536.6A CN201210462536A CN103019439B CN 103019439 B CN103019439 B CN 103019439B CN 201210462536 A CN201210462536 A CN 201210462536A CN 103019439 B CN103019439 B CN 103019439B
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- controlled key
- control sensing
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Abstract
The invention discloses a kind of Touch Screen has a Touch Screen unit, a touch controlled key unit, a microcontroller and a system unit with the integration system of touch controlled key.Touch Screen unit produces one first touch-control sensing signal according to one first touch event.Touch controlled key unit produces one second touch-control sensing signal according to one second touch event.First touch-control sensing signal is converted to one first data packet by microcontroller, and the second touch-control sensing signal is converted to one second data packet.First data packet is sent to the interface arrangement of system unit by microcontroller through the first transmission line, and through the second transmission line, the second data packet is sent to system unit.
Description
Technical field
The invention relates to a kind of integration system, in particular to the integration system of a kind of Touch Screen and touch controlled key
System.
Background technology
On present portable system or intelligent system, nearly all it is equipped with resistance-type or capacitance type touch control screen
Curtain, but in addition to the operation being applied to Touch Screen, generally below Touch Screen, an extra physical button still can be set
To there is provided user, the function that such as operation returns last layer or back to homepage etc..In traditional design, because physical button is usual
Only simple pressure and two kinds of voltage status of release, that is, a low-voltage level and a high voltage level, therefore only need to
Input general pin (GPIO) through output to be connected with system, you can to realize keypress function.But contact panel needs to pass through
After one integrated circuit is to carry out the sensing of position of touch and to calculate, it is resent to system end, therefore both hardware can separately set
Meter.
But in present Intelligent hand-hold system, the usage frequency of physical button is at a relatively high, long
Under use, physical button will be easy to produce situation that is insensitive or even damaging, and the trend of therefore today is to utilize touch controlled key
To replace the function of physical button.Sensing and the meter of touch-control however, using touch controlled key, need to be carried out through an integrated circuit
Calculate, therefore, and body button equally simple transmission GPIO cannot can be connected with system and realize keypress function strictly according to the facts.Change speech
It, this kind of framework need to carry out sensing process using arrange in pairs or groups Touch Screen and touch controlled key of two integrated circuits, so designs
The power consumption of system will be increased, cost and waste system uses space.
Content of the invention
In view of above-mentioned shortcoming, the present invention provides one kind only to need a microcontroller, assembly cost and institute can be greatly decreased
The Touch Screen of the system space that need to take and the integration system of touch controlled key.
According to the integration system of one of the present invention, a kind of Touch Screen and the integration system of touch controlled key, include 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 turned
It is changed 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 passes through one first transmission line and seals this first data
Wrap and be sent to one of this system unit interface arrangement, and through one second transmission line, this second data packet is sent to this and be
System unit.In the present invention, this first transmission line is a bus, and this interface arrangement is an inter-integrated circuit (Inter-
Integrated Circuit, I2C) interface, serial peripheral interface（Serial Peripheral Interface, SPI）Or
One USB (universal serial bus) (Universal Serial Bus, USB) interface.
In the present invention, this first data packet at least includes：When this first touch event touches this Touch Screen unit it
Coordinate data.
In the present invention, this second data packet at least includes：When this second touch event touches this touch controlled key unit it
One first voltage signal and a second voltage signal.
In the present invention, wherein this system unit further includes an output and inputs general pin, in order to receive this first voltage news
Number and this second voltage signal.
Another kind of structure of integration system of the present invention is, a kind of Touch Screen and the integration system of touch controlled key, at least wraps
Contain：
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 envelope
Bag；And
One system unit connects this microcontroller and this touch controlled key unit, and wherein this microcontroller passes through one first biography
This first data packet is sent to one of this system unit interface arrangement by defeated line, and this second is touched by this touch controlled key unit
Control sensing signal is sent to this system unit.
In second integration system, this first transmission line is a bus, and this interface arrangement is an inter-integrated circuit
(Inter-Integrated Circuit, I2C) interface, serial peripheral interface（Serial Peripheral
Interface, SPI）Or USB (universal serial bus) (Universal Serial Bus, a USB) interface.
In second integration system, this first data packet at least includes：This first touch event touches this touch screen
Coordinate data during curtain unit.
In sum, the present invention to process Touch Screen unit and the sense of touch controlled key unit by a microcontroller simultaneously
Survey signal, or the sensing signal of touch controlled key unit is directly processed in system unit, therefore only need single microcontroller, can
Assembly cost and the system space of required occupancy are greatly decreased.
Brief description
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural representation with the integration system of touch controlled key for the Touch Screen of the embodiment of the present invention 1；
Fig. 2 is the structural representation with the integration system of touch controlled key for the Touch Screen of the embodiment of the present invention 2.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is described in further detail：
Embodiment 1
With reference to Fig. 1, the first Touch Screen of the present invention is comprised with the integration system 100 of touch controlled key：One Touch Screen list
First 101, one touch controlled key unit 102, a microcontroller 103 and a system unit 104.Touch controlled key unit 102 is arranged at
On one side, wherein Touch Screen unit 101 passes through transmission line 105 and is electrically connected with microcontroller 103 Touch Screen unit 101, and
Touch controlled key unit 102 passes through transmission line 106 and is electrically connected with microcontroller 103.And microcontroller 103 more passes through a transmission line
110 are connected with the interface arrangement 107 of system unit 104, and through another transmission line 108 and one of system unit 104 output
Input general pin 109 to connect, wherein transmission line 110 is, for example, a bus.System unit 104 also has a control unit,
In one embodiment, this control unit is, for example, a central processing unit.
Touch Screen unit 101 can according to an object on Touch Screen unit 101 difference of touch location and corresponding produce
A raw touch-control sensing signal, this touch-control sensing signal can pass through transmission line 105 and is transferred to microcontroller 103, and microcontroller 103 will
This touch-control sensing signal is converted to coordinate data, and is packaged together with certain data form, through transmission line 110, by this
Coordinate data package is sent to the interface arrangement 107 of system unit 104, wherein transmission line 110, for example, one bus, and interface
Device 107, for example, one 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 104 decodes this coordinate data package using one first driver, and is entered according to the coordinate data after decoding
The corresponding operation of row, and be shown on Touch Screen unit 101.
Additionally, touch controlled key unit 102 can according to an object on touch controlled key unit 102 difference of touch location and right
A touch-control sensing signal should be produced, this touch-control sensing signal can pass through transmission line 106 and is transferred to microcontroller 103, microcontroller
This touch-control sensing signal is converted to and presses data by 103, and is packaged together with certain data form, through transmission line 108,
This is pressed data packet and is sent to one of system unit 104 output general pin 109 of input.System unit 104 utilizes one the
Two drivers decode this and press data packet, and according to decoding after press data, i.e. a low-voltage level or a high voltage
Level, carries out corresponding operation, and is shown on Touch Screen unit 101.
In this embodiment, only to encapsulate coordinate data respectively and to press data using single microcontroller 103, because
This, can be greatly reduced in assembly cost benefit, and space system shared by more can be greatly decreased.Additionally, the seat of the present embodiment
Mark data packet and press data packet system and be interpreted using the driver of difference, therefore can use known driving journey
Sequence, does not need additionally to write driver.
Embodiment 2
With reference to Fig. 2, second Touch Screen of the present invention is comprised with the integration system 200 of touch controlled key：One Touch Screen list
First 201, one touch controlled key unit 202, a microcontroller 203 and a system unit 204.Touch controlled key unit 202 is arranged at
On one side, wherein Touch Screen unit 201 passes through transmission line 205 and is electrically connected with microcontroller 203 Touch Screen unit 201, and
Microcontroller 203 is more connected with the interface arrangement 207 of system unit 204 through a transmission line 210, wherein this transmission line 210
As for a bus.Touch controlled key unit 202 passes through another transmission line 206 and one of system unit 204 analog-digital converter
(Analog to Digital Converter, ADC) 209 connects.System unit 204 also has a control unit, real one
Apply in example, this control unit is, for example, a central processing unit.
Touch Screen unit 201 can according to an object on Touch Screen unit 201 difference of touch location and corresponding produce
A raw touch-control sensing signal, this touch-control sensing signal can pass through transmission line 205 and is transferred to microcontroller 203, and microcontroller 203 will
This touch-control sensing signal is converted to coordinate data, and is packaged together with certain data form, through transmission line 210, by this
Coordinate data package is sent to the interface arrangement 207 of system unit 204, wherein transmission line 110, for example, one bus, and interface
Device 207, for example, one 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 decodes this coordinate data package using one first driver, and is entered according to the coordinate data after decoding
The corresponding operation of row, and be shown on Touch Screen unit 201.
Additionally, touch controlled key unit 202 can according to an object on touch controlled key unit 202 difference of touch location and right
A touch-control sensing signal should be produced, this touch-control sensing signal can pass through the simulation numeral that transmission line 206 is transferred to system unit 204
Transducer 209, this touch-control sensing signal is converted to and presses data by analog-digital converter 209, i.e. a digital signal 1 or 0, and
Digital signal according to difference carries out corresponding operation, and is shown on Touch Screen unit 201.In this embodiment, only
Using single microcontroller 203, can be greatly reduced in assembly cost benefit, sky system shared by more can be greatly decreased
Between.
In sum, the present invention provides the integration system of a kind of Touch Screen and touch controlled key, comes by a microcontroller
Process the sensing signal of Touch Screen unit and touch controlled key unit simultaneously, or directly process touch controlled key list in system unit
The sensing signal of unit, therefore only needs single microcontroller, assembly cost and the system space of required occupancy can be greatly decreased.
Although the present invention is disclosed above with embodiment, so it is not limited to the present invention, any is familiar with this skill
Person, without departing from the spirit and scope of the invention, when making various changes and retouching, the therefore protection domain of the present invention is worked as
Depending on rear attached claim, defined person is defined.
Claims (9)
1. a kind of Touch Screen and the integration system of touch controlled key, include 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 passes through one first transmission line and passes this first data packet
Deliver to one of this system unit interface arrangement, and through one second transmission line, this second data packet is sent to this system list
Unit.
2. integration system according to claim 1, wherein this first transmission line are a bus, and this interface arrangement is inside one
Integrated circuit interface, serial peripheral interface or a USB.
3. integration system according to claim 1, wherein this first data packet at least include：This first touch event touches
Touch coordinate data during this Touch Screen unit.
4. integration system according to claim 1, wherein this second data packet at least include：This second touch event touches
One of touch during this touch controlled key unit first voltage signal and a second voltage signal.
5. integration system according to claim 4, wherein this system unit further include an output and input general pin, in order to
Receive this first voltage signal and this second voltage signal.
6. a kind of Touch Screen and the integration system of touch controlled key, include 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；With
And
One system unit connects this microcontroller and this touch controlled key unit, and wherein this microcontroller passes 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 by this second touch-control sense
Survey signal and be sent to this system unit, this system unit comprises an analog-digital converter, in order to receive this second touch-control sensing
This signal is simultaneously converted to digital signal by signal.
7. integration system according to claim 6, wherein this first transmission line are a bus, and this interface arrangement is inside one
Integrated circuit interface, serial peripheral interface or a USB.
8. integration system according to claim 6, wherein this first data packet at least include：This first touch event touches
Touch coordinate data during this Touch Screen unit.
9. integration system according to claim 6, wherein this analog-digital converter are according to this second touch-control sensing signal
Produce one first digital signal or one second digital 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 |
|---|---|
| CN103019439A CN103019439A (en) | 2013-04-03 |
| CN103019439B true CN103019439B (en) | 2017-03-01 |
Family
ID=47968108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 (2)
| 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 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8933907B2 (en) * | 2010-04-30 | 2015-01-13 | Microchip Technology Incorporated | Capacitive touch system using both self and mutual capacitance |
| KR101832954B1 (en) * | 2011-05-11 | 2018-04-13 | 엘지전자 주식회사 | Mobile terminal |
-
2012
- 2012-11-15 CN CN201210462536.6A patent/CN103019439B/en not_active Expired - Fee Related
Patent Citations (2)
| 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 |
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| Publication number | Publication date |
|---|---|
| CN103019439A (en) | 2013-04-03 |
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