CN1566457A - Washing machine with liquid crystal display device and driving method thereof - Google Patents
Washing machine with liquid crystal display device and driving method thereof Download PDFInfo
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- CN1566457A CN1566457A CN 03130331 CN03130331A CN1566457A CN 1566457 A CN1566457 A CN 1566457A CN 03130331 CN03130331 CN 03130331 CN 03130331 A CN03130331 A CN 03130331A CN 1566457 A CN1566457 A CN 1566457A
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Abstract
Disclosed is a washing machine having LCD and its driving method. The washing machine comprises a testing mode part, a LCD and a controller. The testing mode part can setting the initial position resistance of the touch panel, the LCD can display the operating condition and function of the washing machine, and the controller can store the setting resistance in the testing mode part in advance, then recognize and modify the input signal from the touch panel, so it can control the washing machine executing the washing process correctly according to the user's need.
Description
Technical field
The present invention relates to possess the washing machine and the driving method thereof of liquid crystal indicator.
Background technology
In general, washing machine be can wash according to the decimal coded that has configured (algorism), rinsing and dehydration stroke, thereby realize the machine of function that washings is washed.Developed the washing machine that has drying function concurrently recently again.
In addition, liquid crystal indicator is housed also on the nearest washing machine, this liquid crystal indicator is used for showing the various function menus that wash time, operating state (ongoing each stroke now) and user can select.In order more effectively to use washing machine, other input unit is not installed on the washing machine, be used on the display surface of liquid crystal indicator the directly touch panel (Touchpanel, Touch screen) of input signal but installed.
Such touch panel can be divided into analog electrical resistance type (analogresistive type), digital resistor-type (digital resistive type), capacitor type (capacitivetype) and EM (Electro-Magnetic) type etc. according to the method for perception touch action.
The basic structure of above-mentioned resistor-type or capacitive touch panel is: have upper electrode upper transparent substrate that forms and the bottom transparency carrier that has lower electrode to form to be formed by stacking at certain intervals.If with the certain input medium contact of pen or finger etc. the upper substrate that has upper electrode to form certain a bit on, will switch on mutually at upper electrode that forms on the aforesaid substrate and the lower electrode that on lower basal plate, forms so, and control device can find the coordinate of this position according to the variation of potential difference after the voltage value that the resistance value or the capacitance that have read according to this position change.
Display unit to aforesaid existing washing machine is illustrated with reference to the accompanying drawings.
As shown in Figure 1, the existing drive circuit that possesses the washing machine of liquid crystal indicator comprises press key input section (1), control part (2), display panels (Liquid crystal display panel) (3), LCD drive division (4), back light portion (5), back light drive division (6), touch panel (7), press key input section (1), it is used for importing basal keystroke (key) signals such as power switch and time-out; Display panels (Liquid crystal display panel) (3), it is apart combined by two glass substrates certain intervals, and formed liquid crystal between above-mentioned two glass substrates, thereby can display image LCD drive division (4), it can receive data and the control signal that is transmitted by the outside, thereby drives display panels (3); Back light portion (5), it can provide (Back light) backlight to display panels (3); Back light drive division (6), it is used for driving back light; Touch panel (7), it is installed on the surface of display panels (3), be used for the recognizing site coordinate,, also can allow the user can select to be presented at the function and the wash conditions of the washing machine on the display panels (3) by it even without other input unit; Control part (2), it can receive signals such as the electric power on/off (on/off) imported by press key input section (1) and time-out, thereby can control the elemental motion of washing machine, and it can provide view data and control LCD drive division (4) and back light drive division (6) to LCD drive division (4), thereby image is presented on the display panels (3), it can also discern (sensing) touch location according to the voltage that touch panel (7) are exported in addition, thereby selecteed function is achieved.
Below the existing course of action that possesses the washing machine of liquid crystal indicator with said structure is illustrated.
(on) power supply if the user connects by press key input section (1), control part (2) will be controlled LCD drive division (4) so, thereby washing stroke and function are presented on the display panels (3), so that the user can select wash conditions.In addition, if the user has touched the touch plate (7) above the display panels (3) that has picture to show in order to select to be presented at function on the display panels (3) and wash conditions, touch panel (7) will be exported to control part (2) to the signal of the position that relevant user touched so.
Control part (2) is judged function and wash conditions that the user wants to discerning from the signal of touch panel (7) input, and carries out the corresponding washing stroke according to selecteed wash conditions control washing machine.
But, because being achieved in that A/D (Analog/Digital) end (port) by control part (2), the identification of the point that touches reads X coordinate and Y coordinate respectively on touch panel (7), be which point on the panel thereby judge what touch.
For example, as shown in Figure 2, touch panel (7) is (Xo, Yo) resistance value of position and (Xmax, Ymax) resistance value of position converts voltage to, and it is divided into the umber of the numerical value that is equivalent to the position that need obtain, and is shown as picture then.But, (Xo in other each product, Yo) resistance value of position and (Xmax, Ymax) resistance value of position and the (Xo on the touch panel, Yo) resistance value of position and (Xmax, Ymax) resistance value of position is not to occur equably, therefore can have certain deviation between specific product.Thus, control part (2) just mistake might occur to the identification from the signal of touch panel (7) input, is not the washing stroke that the user wants thereby make washing machine.
Summary of the invention
In order to overcome the above-mentioned shortcoming that prior art exists, the invention provides a kind of washing machine and driving method thereof that possesses liquid crystal indicator, it can be pre-set the initial resistivity value of touch panel, thereby washing machine can be carried out smoothly according to the washing stroke that the user wanted.
The technical scheme that the present invention possesses the washing machine employing of liquid crystal indicator is:
A kind of washing machine that possesses liquid crystal indicator is characterized in that it comprises test pattern portion, liquid crystal indicator, control part; Test pattern portion, it can set the resistance value of the initial position of touch panel; Liquid crystal indicator, it can show the operating state and the function of washing machine; Control part, it can be stored the resistance value of setting in advance in described test pattern portion after, to discerning from the signal of described touch panel input, thereby the washing stroke that the control washing machine is wanted the user can carry out.
The described washing machine that possesses liquid crystal indicator, wherein the locational resistance value of showing of touch panel refers to (Xo, Yo) position and (Xmax, Ymax) locational resistance value.
The described washing machine that possesses liquid crystal indicator wherein comprises flash memory that the resistance value that is used for setting in described test pattern portion stores or read-write memory in the control part.
The described washing machine that possesses liquid crystal indicator, wherein liquid crystal indicator comprises display panels, LCD drive division, back light portion, touch panel; Display panels, its structure are to have formed liquid crystal between two glass substrates, thereby can display image; The LCD drive division, it can receive data and the control signal that is transmitted by described control part, thereby drives described display panels; Back light portion, it can provide (Back light) backlight to described display panels; Touch panel, it is installed on the described display panels, is used for the recognizing site coordinate, even without other input unit, also can allow the user can select the function and the wash conditions of washing machine by it, as the washing machine that possesses liquid crystal indicator of feature.
The present invention possesses the technical scheme that the driving method of the washing machine of liquid crystal indicator adopts: a kind of driving method that possesses the washing machine of liquid crystal indicator is characterized in that it comprised as the next stage: the stage that enters test pattern; Under described test pattern with stage that stores of the resistance value of touch panel Xo, Yo position; Under described test pattern with stage that stores of the resistance value of described touch panel Xmax, Ymax position; Read in the described Xo that stores in the described test pattern, the resistance value and the described Xmax of Yo position during actual the washing, the resistance value of Ymax position, thereby the stage of the resistance value of the resistance value of the Xo of the touch panel when revising described actual washing the, Yo position and Xmax, Ymax position.
The described driving method that possesses the washing machine of liquid crystal indicator, the resistance value that it is characterized in that the resistance value of Xo, Yo position of the described touch panel when the described correction stage is meant actual washing the and Xmax, Ymax position are modified to the stage of the resistance value of the resistance value of described Xo in the described test pattern, Yo position and Xmax, Ymax position.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the existing composition frame chart that possesses the washing machine of liquid crystal indicator
Fig. 2 is for being used for illustrating existing in prior technology problem schematic diagram
Fig. 3 is the composition frame chart that possesses the washing machine of liquid crystal indicator of the present invention
Fig. 4 is the flow chart that is used for illustrating the driving method of the washing machine that possesses liquid crystal indicator of the present invention
The number in the figure explanation:
11: press key input section 13: liquid crystal indicator
14:LCD drive division 15: back light (back light)
16: back light drive division 17: touch panel (touch panel)
18: test pattern (test mode) portion 20: control part
22: memory (memory)
The specific embodiment
With reference to the accompanying drawings a desirable example of the present invention is described in detail.
At first, the washing machine that possesses liquid crystal indicator of the present invention as shown in Figure 3, it comprises press key input section (11), test pattern portion (18), display panels (13), LCD drive division (14), back light portion (15), touch panel (17), control part (20), back light drive division (16); Press key input section (11), it is used for importing basal keystroke (key) signals such as power switch and time-out; Test pattern portion (18), it is used for setting the resistance value on the initial position of touch panel; Display panels (Liquid crystaldisplay panel) (13), it is apart combined by two glass substrates certain intervals, and formed liquid crystal between above-mentioned two glass substrates, thereby the operating state and the function of washing machine can have been shown; LCD drive division (14), it can receive data and the control signal that is transmitted by the outside, thereby drives above-mentioned display panels (13); Back light portion (15), it can provide (Back light) backlight to above-mentioned display panels (13); Back light drive division (16), it is used for driving above-mentioned back light portion; Touch panel (17), it is installed on the above-mentioned display panels (13), is used for the recognizing site coordinate, even without other input unit, also can allow the user can select the function and the wash conditions of washing machine by it; Control part (20), it can be stored the resistance value of setting in advance in above-mentioned test pattern portion (18) after, when actual the washing, the signal of importing from above-mentioned touch panel (17) is discerned, thereby the washing stroke that the control washing machine is wanted the user can carry out.Unaccounted symbol 22 is memory (memory), and it is preferably by with flash memory or readable and writable memory, as Flashmemory or EEPROM.
The present invention therefore can preestablish the initial resistivity value of touch panel, thereby the washing stroke that the user is wanted can carry out smoothly owing to possessed above-mentioned test pattern portion (18).
Below with reference to Fig. 3 and Fig. 4 the driving method of the washing machine that adopted aforesaid test pattern portion (18) is illustrated.
Effect is played by above-mentioned test pattern portion (18) on the production line of washing machine.
That is to say because multiple washing machine inside all possesses the test pattern portion (18) that is used for entering test pattern, therefore just can enter test pattern (1S) by driving test pattern portion (18).
Then as shown in Figure 2, touch Xo, Yo position (2S) of touch panel, and the locational resistance value of Xo, Yo that is contacted is stored into the memory (22) interior (3S) of control part (20).
Next, touch Xmax, Ymax position (4S) of touch panel, and the locational resistance value of Xmax, Ymax that is contacted is stored into the memory (22) interior (5S) of control part (20).
Then when the actual driving of user washing machine, the resistance value of the resistance value of the Xo in the test pattern, Yo position and Xmax, Ymax position is read out, and the resistance value of the Xo of the touch panel during to above-mentioned actual washing the, the resistance value of Yo position and Xmax, Ymax position is revised (10S).In other words, when after production comes out and by the user is actual, carrying out washing operation, initial position (the Xo that can read from test pattern portion (18) with control part (20), Yo, Xmax, Ymax) resistance value is a benchmark, Xo with touch panel, the resistance value of Yo position and Xmax, the resistance value of Ymax position is modified to the initial position (Xo in the predefined test pattern, Yo, Xmax, Ymax) resistance value so just can solve the Xo because of various different products of the prior art, Yo, Xmax, unequal and the problem brought of the resistance value of Ymax position.
Thus, above-mentioned control part (20) just can receive the signal by touch panel (17) input faithfully, and therefore the washing stroke that the user is wanted carries out smoothly.
Here, display panels (13), LCD drive division (14), back light (15), back light drive division (16) and touch panel (17) can be called liquid crystal indicator.
For the washing machine that possesses such liquid crystal indicator, when if the user connects power supply by press key input section (11), control part (20) can be that benchmark is controlled LCD drive division (14) with the initial resistivity value of having set, thereby washing stroke and function are presented on the display panels (13), so that the user can select wash conditions.
In addition, if the user is in order to select to be presented at function on the display panels (13) and wash conditions and touched the display panels (13) that has picture to show, touch panel (17) will be exported to control part (20) to the signal of the position that relevant user touched so.
Control part (20) is judged function and wash conditions that the user wants to discerning from the signal of touch panel (17) input, and carries out the corresponding washing stroke according to selecteed wash conditions control washing machine.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The effect of invention
Aforesaid washing machine and the control method thereof that possesses liquid crystal indicator of the present invention can reach Following effect.
Because the present invention can preestablish and store by test pattern section on the washing machine product line The resistance value of initial position, and after production comes out and by the actual washing operation that carries out of user The time, the resistance value of the resistance value of the Xo of touch panel, Yo position and Xmax, Ymax position can be repaiied Just becoming the resistance value of the initial position (Xo, Yo, Xmax, Ymax) in the predefined test pattern, Thereby can solve the Xo because of various different products of the prior art, Yo, Xmax, Ymax position Unequal and the problem brought of resistance value.
In addition, because control part can receive the signal by the touch panel input faithfully, thus can The washing stroke that the user is wanted carries out smoothly, so the present invention can improve the user for product Confidence level.
Claims (6)
1, a kind of washing machine that possesses liquid crystal indicator is characterized in that it comprises test pattern portion, liquid crystal indicator, control part; Test pattern portion, it can set the resistance value of the initial position of touch panel; Liquid crystal indicator, it can show the operating state and the function of washing machine; Control part, it to discerning from the signal of described touch panel input, carries out according to the washing stroke that the user wanted thereby can control washing machine after can storing the resistance value of setting in advance in described test pattern portion.
2, the washing machine that possesses liquid crystal indicator according to claim 1 is characterized in that showing of described touch panel locational resistance value refers to (Xo, Yo) position and (Xmax, Ymax) locational resistance value.
3, the washing machine that possesses liquid crystal indicator according to claim 2 is characterized in that comprising in the described control part flash memory that the resistance value that is used for setting in described test pattern portion stores or read-write memory.
4, the washing machine that possesses liquid crystal indicator according to claim 1 is characterized in that described liquid crystal indicator comprises display panels, LCD drive division, back light portion, touch panel; Display panels, its structure are to have formed liquid crystal between two glass substrates, thereby can display image; The LCD drive division, it can receive data and the control signal that is transmitted by described control part, thereby drives described display panels; Back light portion, it can provide (Backlight) backlight to described display panels; Touch panel, it is installed on the described display panels, is used for the recognizing site coordinate, even without other input unit, also can allow the user can select the function and the wash conditions of washing machine by it.
5, a kind of driving method that possesses the washing machine of liquid crystal indicator is characterized in that, it comprised as the next stage: the stage that enters test pattern; Under described test pattern with stage that stores of the resistance value of touch panel Xo, Yo position; Under described test pattern with stage that stores of the resistance value of described touch panel Xmax, Ymax position; Read in the described Xo that stores in the described test pattern, the resistance value and the described Xmax of Yo position during actual the washing, the resistance value of Ymax position, thus the resistance value of the Xo of the touch panel when revising described actual washing the, Yo position and, stage of the resistance value of Xmax, Ymax position.
6, the driving method that possesses the washing machine of liquid crystal indicator according to claim 5, the resistance value that it is characterized in that the resistance value of Xo, Yo position of the described touch panel when the described correction stage is meant actual washing the and Xmax, Ymax position are modified to the stage of the resistance value of the resistance value of described Xo in the described test pattern, Yo position and Xmax, Ymax position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03130331 CN1566457A (en) | 2003-06-30 | 2003-06-30 | Washing machine with liquid crystal display device and driving method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03130331 CN1566457A (en) | 2003-06-30 | 2003-06-30 | Washing machine with liquid crystal display device and driving method thereof |
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| Publication Number | Publication Date |
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| CN1566457A true CN1566457A (en) | 2005-01-19 |
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| CN 03130331 Pending CN1566457A (en) | 2003-06-30 | 2003-06-30 | Washing machine with liquid crystal display device and driving method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352348A (en) * | 2013-06-20 | 2013-10-16 | 江苏美琪威电子科技有限公司 | Washing machine provided with touch screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352348A (en) * | 2013-06-20 | 2013-10-16 | 江苏美琪威电子科技有限公司 | Washing machine provided with touch screen |
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