CN203133815U - Input panel control circuit - Google Patents
Input panel control circuit Download PDFInfo
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- CN203133815U CN203133815U CN 201320011922 CN201320011922U CN203133815U CN 203133815 U CN203133815 U CN 203133815U CN 201320011922 CN201320011922 CN 201320011922 CN 201320011922 U CN201320011922 U CN 201320011922U CN 203133815 U CN203133815 U CN 203133815U
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Abstract
The utility model provides an input panel control circuit which comprises a touch key, a touch control chip, a reset module and a main control chip. The touch control chip is connected with the touch key and is provided with a reset port. The reset module is connected with the reset port of the touch control chip. The main control chip is provided with a control port and is connected with the touch control chip, and the main control chip is further connected with the reset module through the control port. When the main control chip detects that the touch control chip is abnormal, the control port outputs a reset signal so as to control the reset port of the touch control chip through the reset module and reset the touch control chip. When the touch control chip is abnormal or halts, the input panel control circuit can automatically reset the touch control chip at once, so that the touch control chip returns to normal rapidly, labor power is saved, real-time performance is strong, and an application range is wide. The utility model further provides the input panel control circuit.
Description
Technical field
The utility model relates to electrical equipment manufacturing technology field, particularly a kind of input panel control circuit.
Background technology
Because it is more and more wider that use in the market of touch sensible technology, more and more higher to the reliability requirement of touch sensible, but the invalid phenomenon of touch sensible appears in touch product in the market sometimes.The controller that is connected with the touch chip in the touch product can only receive the data that touch chip and handle, occur deadlock or communication failure because being interfered and produce and touch out the invalid phenomenon of induction for touching chip, existing touch product can only detect failure message, can not in time carry out reset operation to touching chip, and have some to reset, also be by manually the product complete machine being carried out reset operation, could remove the deadlock phenomenon that touches chip, make to touch chip recovery operate as normal.Inconvenient operation is wasted time and energy in the hand-reset operation.
The utility model content
The utility model is intended to one of solve the problems of the technologies described above at least.
For this reason; a purpose of the present utility model is to propose a kind ofly to take place unusual or carry out automatically reset input panel control circuit to touching control chip immediately when crashing touching control chip; make the fast quick-recovery of touch control chip normal, save manpower and real-time.
Another purpose of the present utility model is to propose a kind of input panel control circuit.
To achieve these goals, first aspect of the present utility model discloses a kind of input panel control circuit, comprising: touch key-press; The touch control chip that links to each other with described touch key-press, described touch control chip has reseting port; Reseting module, described reseting module links to each other with the reseting port of described touch control chip; And main control chip, described main control chip has control port, described main control chip links to each other with described touch control chip and links to each other with described reseting module by described control port, described main control chip is detecting described touch control chip when unusual, and described control port output reset signal resets to described touch control chip with the reseting port of controlling described touch control chip by described reseting module.
According to input panel control circuit of the present utility model; when touching the control chip generation unusually or crashing; main control chip detects the touch control chip and is sent to the communication signal mistake of main control chip or does not have communication signal; judge and touch the unusual or deadlock of control chip; main control chip is just immediately to touching control chip automatically reset (restarting); make the fast quick-recovery of touch control chip normal; save manpower and real-time; and the circuit elements device of this input panel control circuit is few; cost is low; be applicable to multiple electrical equipment, as electric cooker; electric pressure cooking saucepan; electromagnetic oven etc.
In addition, can also have following additional technical characterictic according to the above-mentioned input panel control circuit of the utility model:
Further, described reseting module comprises: first resistance, and an end of described first resistance links to each other with the control port of described main control chip; First switching tube, the base stage of described first switching tube links to each other with the other end of described first resistance, and the collector of described first switching tube links to each other with the reseting port of described touch control chip and the grounded emitter of described first switching tube; Second resistance, an end of described second resistance link to each other with the base stage of described first switching tube and the other end links to each other with the emitter of described first switching tube.
Further, also comprise: communication module, the communication interface of described main control chip links to each other by the communication interface of described communication module with described touch control chip.
Further, the communication interface of described main control chip comprises first and second communication interfaces, and the communication interface of described touch control chip comprises third and fourth communication interface.
Further, described communication module comprises: third and fourth resistance, described the 3rd resistance string are associated between described first communication interface and described the 3rd communication interface, and described the 4th resistance string is associated between described second communication interface and the described four-way communication interface; The the 5th and the 6th resistance, one end of described the 5th resistance links to each other with node between described the 3rd resistance and described the 3rd communication interface, one end of described the 6th resistance links to each other with node between described the 4th resistance and the described four-way communication interface, and the described the 5th all links to each other with power supply with the other end of the 6th resistance; And first and second electric capacity, one end of described first electric capacity links to each other with node between described the 3rd resistance and described first communication interface, one end of described second electric capacity links to each other the equal ground connection of the other end of described first and second electric capacity with node between described the 4th resistance and described second communication interface.
Second aspect of the present utility model discloses a kind of input panel control circuit, comprising: touch key-press; The touch control chip that links to each other with described touch key-press, described touch control chip has reseting port and power port; The power supply control module, described power supply control module links to each other with described reseting port with the power port of described touch control chip respectively; And main control chip, described main control chip has control port, described main control chip links to each other with described touch control chip and links to each other with described power supply control module by described control port, described main control chip is detecting described touch control chip when unusual, described control port output reset signal is so that described power supply control module stops described touch control chip power supply, and described touch control chip resets.
According to input panel control circuit of the present utility model; when touching the control chip generation unusually or crashing; main control chip detects the touch control chip and is sent to the communication signal mistake of main control chip or does not have communication signal; judge and touch the unusual or deadlock of control chip; main control chip just control immediately touches the control chip outage; powering on then; power on again and finish the back and quick-recovery is normal soon touching control chip; save manpower and real-time; and the circuit elements device of this input panel control circuit is few; cost is low, is applicable to multiple electrical equipment, as electric cooker; electric pressure cooking saucepan; electromagnetic oven etc.
In addition, can also have following additional technical characterictic according to the above-mentioned input panel control circuit of the utility model:
Further, described power supply control module comprises: the 7th resistance, and an end of described the 7th resistance links to each other with the control port of described main control chip; The second switch pipe, the base stage of described second switch pipe links to each other with the other end of described the 7th resistance, and the emitter of described second switch pipe links to each other with power supply and the collector of described second switch pipe links to each other with described reseting port with the power port of described touch control chip respectively; The 8th resistance, an end of described the 8th resistance link to each other with the base stage of described second switch pipe and the other end links to each other with the emitter of described second switch pipe.
Further, also comprise: filtration module, described filtration module are connected between described power supply control module and the described touch control chip.
Further, described filtration module comprises: the 9th resistance, an end of described the 9th resistance link to each other with the collector of described second switch pipe and the other end links to each other with described reseting port with the power port of described touch control chip; Electrochemical capacitor, the positive pole of described electrochemical capacitor links to each other the minus earth of described electrochemical capacitor with described the 9th resistance other end; Three electric capacity in parallel with described electrochemical capacitor.
Further, also comprise: communication module, the communication interface of described main control chip links to each other by the communication interface of described communication module with described touch control chip.
Further, the communication interface of described main control chip comprises first and second communication interfaces, and the communication interface of described touch control chip comprises third and fourth communication interface.
Further, described communication module comprises: third and fourth resistance, described the 3rd resistance string are associated between described first communication interface and described the 3rd communication interface, and described the 4th resistance string is associated between described second communication interface and the described four-way communication interface; The the 5th and the 6th resistance, one end of described the 5th resistance links to each other with node between described the 3rd resistance and described the 3rd communication interface, one end of described the 6th resistance links to each other with node between described the 4th resistance and the described four-way communication interface, and the described the 5th all links to each other with power supply with the other end of the 6th resistance; And first and second electric capacity, one end of described first electric capacity links to each other with node between described the 3rd resistance and described first communication interface, one end of described second electric capacity links to each other the equal ground connection of the other end of described first and second electric capacity with node between described the 4th resistance and described second communication interface.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural drawing according to the input panel control circuit of an embodiment of the utility model;
Fig. 2 is the circuit diagram according to the input panel control circuit of an embodiment of the utility model;
Fig. 3 is the structural drawing according to the input panel control circuit of another embodiment of the utility model; And
Fig. 4 is the circuit diagram according to the input panel control circuit of another embodiment of the utility model.
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center "; " vertically "; " laterally "; " on "; D score; " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", close the orientation of indications such as " outward " or position is based on orientation shown in the drawings or position relation, only be the utility model and simplification description for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance.
Below in conjunction with the input panel control circuit of accompanying drawing description according to the utility model embodiment.
Fig. 1 is the structural drawing according to the input panel control circuit of an embodiment of the utility model.As shown in Figure 1, according to the input panel control circuit 100 of an embodiment of the utility model, comprise touch key-press 110, touch control chip 120, reseting module 130 and main control chip 140.
Particularly, touch control chip 120 and link to each other with touch key-press 110, touch control chip 120 and have reseting port RES.Reseting module 130 links to each other with the reseting port RES that touches control chip 120.Main control chip 140 has control port P10, main control chip 140 links to each other and links to each other with reseting module 130 by control port P10 with touch control chip 120, main control chip 140 touches control chip 120 when unusual detecting, and control port P10 output reset signal resets to touching control chip 120 with the reseting port RES that touches control chips 120 by reseting module 130 controls.
Fig. 2 is the circuit diagram according to the input panel control circuit of an embodiment of the utility model.As shown in Figure 2, reseting module 130 comprises: first resistance R 21, the first switching tube Q1 and second resistance R 22.
One end of first resistance R, 21, the first resistance R 21 links to each other with the control port P10 of main control chip 140.The base stage of the first switching tube Q1 links to each other with the other end of first resistance R 21, and the collector of the first switching tube Q1 links to each other with the reseting port that touches control chip and the grounded emitter (GND) of the first switching tube Q1.One end of second resistance R 22 links to each other with the base stage of the first switching tube Q1 and the other end links to each other with the emitter of the first switching tube Q1.
As shown in Figure 2, the input panel control circuit 100 of the utility model embodiment also comprises: communication module 150, the communication interface of main control chip 140 links to each other with the communication interface that touches control chip 120 by communication module 150.In conjunction with Fig. 2, the communication interface of main control chip 140 comprises the first communication interface SDA1 and the second communication interface SCL1, and the communication interface that touches control chip comprises the 3rd communication interface SDA2 and four-way communication interface SCL2.
In conjunction with shown in Figure 2, communication module 150 comprises: the 3rd resistance R 31, the 4th resistance R 32, the 5th resistance R 33, the 6th resistance R 34, first capacitor C 31 and second capacitor C 32.
The 3rd resistance R 31 is connected between the first communication interface SD1 and the 3rd communication interface SDA2, and the 4th resistance R 32 is connected between the second communication interface SCL1 and the four-way communication interface SCL2.One end of the 5th resistance R 33 links to each other with node N1 between the 3rd resistance R 31 and the 3rd communication interface SDA2, and an end of the 6th resistance R 34 links to each other with node N2 between the 4th resistance R 32 and the four-way communication interface SCL2.The other end of the 5th resistance R 33 and the 6th resistance R 34 all links to each other with power supply.One end of first capacitor C 31 links to each other with node N3 between the 3rd resistance R 31 and the first communication interface SD1, one end of second capacitor C 32 links to each other the equal ground connection of the other end of first capacitor C 31 and second capacitor C 32 with node N4 between the 4th resistance R 32 and the second communication interface SCL1.
In conjunction with illustrated in figures 1 and 2, the principle of work of the input panel control circuit 100 of the utility model above-described embodiment is as follows:
When touching control chip 120 appearance unusually or crashing; main control chip 140 is after learning that touching control chip 120 occurs unusual or crash; main control chip 140 makes control port P10 output reset signal so that switching tube Q1 conducting; in this example; reset signal is high level signal; thus; the reseting port RES that touches control chip 120 puts low level resets touch control chip 120; after touch control chip 120 resets and finishes; main control chip 140 learn touch control chip 120 reset finish after; make control port P10 output low level so that switching tube Q1 ends (shutoff), thereby, make to touch control chip 120 operate as normal.
In embodiment of the present utility model, input panel for example is the touch-screen input panel or is the input panel of button form.
Input panel control circuit according to the utility model embodiment; when touching the control chip generation unusually or crashing; main control chip detects the touch control chip and is sent to the communication signal mistake of main control chip or does not have communication signal; judge and touch the unusual or deadlock of control chip; main control chip is just immediately to touching control chip automatically reset (restarting); make the fast quick-recovery of touch control chip normal; save manpower and real-time; and the circuit elements device of this input panel control circuit is few; cost is low; be applicable to multiple electrical equipment, as electric cooker; electric pressure cooking saucepan; electromagnetic oven etc.
As shown in Figure 3, further embodiment of the present utility model has proposed a kind of input panel control circuit 200, comprising: touch key-press 110, touch control chip 120, power supply control module 210 and main control chip 140.
Particularly, touch control chip 120 and link to each other with touch key-press 110, touch control chip 120 and have reseting port RES and power port VDD.Power supply control module 210 links to each other with reseting port RES with the power port VDD that touches control chip 120 respectively.Main control chip 140 has control port P10, main control chip 140 links to each other with touch control chip 120 and links to each other with power supply control module 210 by control port P10, main control chip 140 touches control chip 120 when unusual detecting, control port P10 output reset signal is so that power supply control module 210 stops touching control chip 120 power supplies, and touch control chip 120 resets.In this example, reset signal is high level signal.
Fig. 4 is the circuit diagram according to the input panel control circuit of an embodiment of the utility model.As shown in Figure 4: power supply control module 210 comprises: the 7th resistance R 41, second switch pipe Q2 and the 8th resistance R 42.
One end of the 7th resistance R 41 links to each other with the control port P10 of main control chip 140.The base stage of second switch pipe Q2 links to each other with the other end of the 7th resistance R 41, and the emitter of second switch pipe Q2 links to each other with power supply and the collector of second switch pipe Q2 links to each other with reseting port RES with the power port VDD that touches control chip 220 respectively.One end of the 8th resistance R 42 links to each other with the base stage of second switch pipe Q2 and the other end links to each other with the emitter of second switch pipe Q2.
In conjunction with shown in Figure 4, input panel control circuit 200 also comprises filtration module 220, and filtration module 220 is connected on power supply control module 210 and touches between the control chip 120.Further, filtration module 220 comprises: the 9th resistance R 43, electrochemical capacitor EC1 and the 3rd capacitor C 1.
Particularly, an end of the 9th resistance R 43 links to each other with the collector of second switch pipe Q2 and the other end links to each other with reseting port RES with the power port VDD that touches control chip 120.The positive pole of electrochemical capacitor EC1 links to each other the minus earth of electrochemical capacitor EC1 (GND) with the 9th resistance R 43 other ends.The 3rd capacitor C 1 is in parallel with electrochemical capacitor EC1.
As shown in Figure 4, input panel control circuit 200 also comprises: communication module 150, the communication interface of main control chip 140 links to each other with the communication interface that touches control chip 120 by communication module 150.In conjunction with Fig. 2, the communication interface of main control chip 140 comprises the first communication interface SDA1 and the second communication interface SCL1, and the communication interface that touches control chip comprises the 3rd communication interface SDA2 and four-way communication interface SCL2.
In conjunction with shown in Figure 4, communication module 150 comprises: the 3rd resistance R 31, the 4th resistance R 32, the 5th resistance R 33, the 6th resistance R 34, first capacitor C 31 and second capacitor C 32.
The 3rd resistance R 31 is connected between the first communication interface SD1 and the 3rd communication interface SDA2, and the 4th resistance R 32 is connected between the second communication interface SCL1 and the four-way communication interface SCL2.One end of the 5th resistance R 33 links to each other with node N1 between the 3rd resistance R 31 and the 3rd communication interface SDA2, and an end of the 6th resistance R 34 links to each other with node N2 between the 4th resistance R 32 and the four-way communication interface SCL2.The other end of the 5th resistance R 33 and the 6th resistance R 34 all links to each other with power supply.One end of first capacitor C 31 links to each other with node N3 between the 3rd resistance R 31 and the first communication interface SD1, one end of second capacitor C 32 links to each other the equal ground connection of the other end (GND) of first capacitor C 31 and second capacitor C 32 with node N4 between the 4th resistance R 32 and the second communication interface SCL1.
In conjunction with Fig. 3 and shown in Figure 4, the principle of work of the input panel control circuit 200 of the utility model embodiment is as follows:
After input panel control circuit 200 energising, by the control port P10 output low level of main control chip 140, make second switch pipe Q2 conducting, thereby power supply control module 210 is to touching control chip 120 power supplies.When main control chip detect touch control chip 120 unusual or crash after; main control chip 140 makes control port P10 output reset signal; in an embodiment of the present utility model; this reset signal is high level signal; make second switch pipe Q2 by (shutoff); like this; power supply control module 210 stops to touching control chip 120 power supplies; then; the control port P10 of main control chip 140 is output low level again; make second switch pipe Q2 conducting; thereby power supply control module 210 is again to touching control chip 120 power supplies; finish reset (the restarting) that touch control chip 120, perhaps, make control port P10 output high level at main control chip 140; make second switch pipe Q2 after (shutoff); after the electric weight release of filtration module 220 storages is finished, after resetting, control chip 120 reenters operate as normal to touching control chip 120 power supplies, make to touch again.
In embodiment of the present utility model, input panel for example is the touch-screen input panel or is the input panel of button form.
Input panel control circuit according to the utility model embodiment; when touching the control chip generation unusually or crashing; main control chip detects the touch control chip and is sent to the communication signal mistake of main control chip or does not have communication signal; judge and touch the unusual or deadlock of control chip; main control chip just control immediately touches the control chip outage; powering on then; power on again and finish the back and quick-recovery is normal soon touching control chip; save manpower and real-time; and the circuit elements device of this input panel control circuit is few; cost is low, is applicable to multiple electrical equipment, as electric cooker; electric pressure cooking saucepan; electromagnetic oven etc.
In description of the present utility model, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete implication of above-mentioned term in the utility model.
In the description of this instructions, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present utility model or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present utility model and aim, scope of the present utility model is by claim and be equal to and limit.
Claims (12)
1. an input panel control circuit is characterized in that, comprising:
Touch key-press;
The touch control chip that links to each other with described touch key-press, described touch control chip has reseting port;
Reseting module, described reseting module links to each other with the reseting port of described touch control chip; And
Main control chip, described main control chip has control port, described main control chip links to each other with described touch control chip and links to each other with described reseting module by described control port, described main control chip is detecting described touch control chip when unusual, and described control port output reset signal resets to described touch control chip with the reseting port of controlling described touch control chip by described reseting module.
2. input panel control circuit according to claim 1 is characterized in that, described reseting module comprises:
First resistance, an end of described first resistance links to each other with the control port of described main control chip;
First switching tube, the base stage of described first switching tube links to each other with the other end of described first resistance, and the collector of described first switching tube links to each other with the reseting port of described touch control chip and the grounded emitter of described first switching tube;
Second resistance, an end of described second resistance link to each other with the base stage of described first switching tube and the other end links to each other with the emitter of described first switching tube.
3. input panel control circuit according to claim 1 is characterized in that, also comprises:
Communication module, the communication interface of described main control chip links to each other by the communication interface of described communication module with described touch control chip.
4. input panel control circuit according to claim 3 is characterized in that, the communication interface of described main control chip comprises first and second communication interfaces, and the communication interface of described touch control chip comprises third and fourth communication interface.
5. input panel control circuit according to claim 4 is characterized in that, described communication module comprises:
Third and fourth resistance, described the 3rd resistance string are associated between described first communication interface and described the 3rd communication interface, and described the 4th resistance string is associated between described second communication interface and the described four-way communication interface;
The the 5th and the 6th resistance, one end of described the 5th resistance links to each other with node between described the 3rd resistance and described the 3rd communication interface, one end of described the 6th resistance links to each other with node between described the 4th resistance and the described four-way communication interface, and the described the 5th all links to each other with power supply with the other end of the 6th resistance; And
First and second electric capacity, one end of described first electric capacity links to each other with node between described the 3rd resistance and described first communication interface, one end of described second electric capacity links to each other the equal ground connection of the other end of described first and second electric capacity with node between described the 4th resistance and described second communication interface.
6. an input panel control circuit is characterized in that, comprising:
Touch key-press;
The touch control chip that links to each other with described touch key-press, described touch control chip has reseting port and power port;
The power supply control module, described power supply control module links to each other with described reseting port with the power port of described touch control chip respectively; And
Main control chip, described main control chip has control port, described main control chip links to each other with described touch control chip and links to each other with described power supply control module by described control port, described main control chip is detecting described touch control chip when unusual, described control port output reset signal is so that described power supply control module stops described touch control chip power supply, and described touch control chip resets.
7. input panel control circuit according to claim 6 is characterized in that, described power supply control module comprises:
The 7th resistance, an end of described the 7th resistance links to each other with the control port of described main control chip;
The second switch pipe, the base stage of described second switch pipe links to each other with the other end of described the 7th resistance, and the emitter of described second switch pipe links to each other with power supply and the collector of described second switch pipe links to each other with described reseting port with the power port of described touch control chip respectively;
The 8th resistance, an end of described the 8th resistance link to each other with the base stage of described second switch pipe and the other end links to each other with the emitter of described second switch pipe.
8. input panel control circuit according to claim 7 is characterized in that, also comprises:
Filtration module, described filtration module are connected between described power supply control module and the described touch control chip.
9. input panel control circuit according to claim 8 is characterized in that, described filtration module comprises:
The 9th resistance, an end of described the 9th resistance link to each other with the collector of described second switch pipe and the other end links to each other with described reseting port with the power port of described touch control chip;
Electrochemical capacitor, the positive pole of described electrochemical capacitor links to each other the minus earth of described electrochemical capacitor with described the 9th resistance other end;
Three electric capacity in parallel with described electrochemical capacitor.
10. input panel control circuit according to claim 7 is characterized in that, also comprises:
Communication module, the communication interface of described main control chip links to each other by the communication interface of described communication module with described touch control chip.
11. input panel control circuit according to claim 10 is characterized in that the communication interface of described main control chip comprises first and second communication interfaces, the communication interface of described touch control chip comprises third and fourth communication interface.
12. input panel control circuit according to claim 11 is characterized in that, described communication module comprises:
Third and fourth resistance, described the 3rd resistance string are associated between described first communication interface and described the 3rd communication interface, and described the 4th resistance string is associated between described second communication interface and the described four-way communication interface;
The the 5th and the 6th resistance, one end of described the 5th resistance links to each other with node between described the 3rd resistance and described the 3rd communication interface, one end of described the 6th resistance links to each other with node between described the 4th resistance and the described four-way communication interface, and the described the 5th all links to each other with power supply with the other end of the 6th resistance; And
First and second electric capacity, one end of described first electric capacity links to each other with node between described the 3rd resistance and described first communication interface, one end of described second electric capacity links to each other the equal ground connection of the other end of described first and second electric capacity with node between described the 4th resistance and described second communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320011922 CN203133815U (en) | 2013-01-09 | 2013-01-09 | Input panel control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320011922 CN203133815U (en) | 2013-01-09 | 2013-01-09 | Input panel control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN203133815U true CN203133815U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320011922 Expired - Lifetime CN203133815U (en) | 2013-01-09 | 2013-01-09 | Input panel control circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090690A (en) * | 2014-07-18 | 2014-10-08 | 开平市玛格纳卫浴有限公司 | Touch-type water feeding control device |
| CN109004924A (en) * | 2018-08-31 | 2018-12-14 | 惠州市德赛西威汽车电子股份有限公司 | A kind of reset circuit touching chip |
| CN113428074A (en) * | 2021-06-23 | 2021-09-24 | 东风汽车集团股份有限公司 | Touch type danger alarm switch control system and method |
-
2013
- 2013-01-09 CN CN 201320011922 patent/CN203133815U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090690A (en) * | 2014-07-18 | 2014-10-08 | 开平市玛格纳卫浴有限公司 | Touch-type water feeding control device |
| CN109004924A (en) * | 2018-08-31 | 2018-12-14 | 惠州市德赛西威汽车电子股份有限公司 | A kind of reset circuit touching chip |
| CN113428074A (en) * | 2021-06-23 | 2021-09-24 | 东风汽车集团股份有限公司 | Touch type danger alarm switch control system and method |
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Granted publication date: 20130814 |