CN104156084A - Ergonomic input device with backlight capable of being customized and control method and system - Google Patents
Ergonomic input device with backlight capable of being customized and control method and system Download PDFInfo
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- CN104156084A CN104156084A CN201410402104.5A CN201410402104A CN104156084A CN 104156084 A CN104156084 A CN 104156084A CN 201410402104 A CN201410402104 A CN 201410402104A CN 104156084 A CN104156084 A CN 104156084A
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- circuit
- input equipment
- chip microcomputer
- anthroposomatology
- backlight
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Abstract
The invention provides an ergonomic input device with backlight capable of being customized and a control method and system. The ergonomic input device with backlight capable of being customized comprises a single-chip microcomputer, an IO expansion circuit, a key circuit, an independent backlight module, a power circuit and a drive circuit. The power circuit is connected with the single-chip microcomputer and the drive circuit. The drive circuit is connected with the independent backlight module. The IO expansion circuit conducts expansion on IO ports of the single-chip microcomputer in a serial-in parallel-out mode. One expanded part of IOs is connected with the independent backlight module to be used as the control IO port of the independent backlight module. The other part of the IOs are used as column IOs of the key circuit. The IOs directly provided by the single-chip microcomputer are used as line IOs of the key circuit. The ergonomic input device with backlight capable of being customized and the control method and system have the advantages that the backlight of each key can be independently controlled, and the maximization of control over the backlight of the keys of the input device is achieved; in addition, the luminance of the backlight of any key can be adjusted independently, or the backlight of the key can be turned off, and therefore energy is saved.
Description
Technical field
The present invention relates to anthroposomatology input equipment, relate in particular to anthroposomatology input equipment, control method and the system can customize backlight.
Background technology
Anthroposomatology input equipment is that make to measure according to the dissect physiology function of human body completely a kind of Design and manufacture aspect, more be of value to the able-bodied man-machine switching equipment of human body, equipment converts the serial orderly operation to equipment of human body order to and is transferred to machine with the form of electric signal, machine receives electric signal according to the mode fill order of human body anticipation, is widely used in various kinds of equipment.In computer application field, anthroposomatology input equipment incarnation is the common key mouse equipment of people.Human body manipulates computing machine by a series of operation, to reach or to obtain object and the result of expection.
In existing technical scheme, use be diaphragm type switch, be integrated in by all keyswitches of input equipment on the film of three layers of upper, middle and lowers.Two contacts (top layer contact and bottom contact) on corresponding this film of each button on equipment, middle layer is barrier layer.Top layer contact and bottom contact contact short circuit in the time that button is pressed, when button unclamps, separately open circuit in contact, and the master control IC in input equipment judges by detecting the phenomenon of this short interruption whether button is pressed.There is fixing coding master control IC inside to each button, in the time detecting that some buttons are pressed, master control IC just converts corresponding this button coding to packet according to certain rule and is transferred to computer terminal with the form of electric signal, has so just completed the input of a subcommand or character.What all adopt at the anthroposomatology input equipment master control IC of current many buttons is under the prerequisite of matrix form switch form, the use of this kind of diaphragm type switch produces collision problem simultaneously will cause the multikey of input equipment to press time, in the time that three keys are pressed simultaneously, equipment only can be to the wherein order of two buttons of computing machine transmission.Make like this it under some need to press the environment of multiple buttons simultaneously, cannot be competent at or increase and use difficulty.
In existing technical scheme, use diaphragm type switch cooperated with LED entirety light guide plate or mechanical switch to coordinate free-standing LED then to produce the instruction of realization backlight button character icon to anthroposomatology input equipment under dark surrounds.Convenient operation person is at dark environment lower-pilot equipment.But such scheme can only carry out entirety to all LED of input equipment button to be controlled, and can only carry out open and close, brightness regulation control to all key-press backlights of equipment simultaneously, and cannot carry out independent control to independent key-press backlight.Just cause energy dissipation and reduced operator's operating experience not needing some button to produce time backlight like this.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of anthroposomatology input equipment can customize backlight.
The invention provides a kind of anthroposomatology input equipment can customize backlight, comprise single-chip microcomputer, IO expanded circuit, key circuit, stand alone type backlight module, power circuit, driving circuit, described power circuit is connected with described driving circuit with described single-chip microcomputer respectively, be used for to described single-chip microcomputer and described drive circuitry, described driving circuit is connected with described free-standing backlight module, and enable to drive for providing to described free-standing backlight module, described IO expanded circuit input end is connected with described single-chip microcomputer, described IO expanded circuit output terminal is connected with described free-standing backlight module with described key circuit respectively, described IO expanded circuit is expanded the IO mouth of described single-chip microcomputer in the mode sealing in and go out, and an expansion IO part out connects the control IO mouth of free-standing backlight module as described free-standing backlight module, and another part becomes the row IO of key circuit, described single-chip microcomputer is connected with described key circuit, and the IO that described single-chip microcomputer directly provides is as the row IO of key circuit.
As a further improvement on the present invention, this anthroposomatology input equipment also comprises USB2.0 communication transmission module, and described single-chip microcomputer is connected with described USB2.0 communication transmission module.
As a further improvement on the present invention, described key circuit comprises the on-off circuit of matrix form, in the on-off circuit of described matrix form, is connected with diode.
As a further improvement on the present invention, this anthroposomatology input equipment also comprises filtering circuit, and described filtering circuit input end is connected with described power circuit, and described filtering circuit output terminal is connected with described driving circuit with described single-chip microcomputer respectively.
As a further improvement on the present invention, described driving circuit is LED drive circuit, and described free-standing backlight module is free-standing LED circuit.
As a further improvement on the present invention, this anthroposomatology input equipment also comprises reset circuit, and described reset circuit is connected with described single-chip microcomputer, for described single-chip microcomputer being carried out to electrification reset in the time powering on.
As a further improvement on the present invention, this anthroposomatology input equipment is keyboard.
The present invention also provides a kind of control method of the anthroposomatology input equipment can customize backlight, comprises identification step and job step,
In described identification step, anthroposomatology input equipment First Contact Connections is during to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described job step, anthroposomatology input equipment constantly scans key circuit by single-chip microcomputer, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
The present invention also provides a kind of control system of the anthroposomatology input equipment can customize backlight, comprises identification module and operational module,
In described identification module, while being used for anthroposomatology input equipment First Contact Connections to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described operational module, constantly key circuit is scanned by single-chip microcomputer for anthroposomatology input equipment, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
The invention has the beneficial effects as follows: the present invention adopts single-chip microcomputer to add and seals in and go out IO expanded circuit and connects free-standing backlight module, realize the independent of each key-press backlight controlled.The manipulation that realizes key-press backlight to input equipment maximizes, and can regulate separately the brightness of any key-press backlight or turn off that it is backlight, to save the energy.The backlight effect that built-in flowing water, fan-in, fan-out etc. are magnificent, has increased manipulator's manipulation experience and the aesthetic of equipment greatly.
Brief description of the drawings
Fig. 1 is theory diagram of the present invention.
Embodiment
As shown in Figure 1, the invention discloses a kind of anthroposomatology input equipment can customize backlight, comprise single-chip microcomputer 1, IO expanded circuit 2, key circuit 3, stand alone type backlight module 4, power circuit 5, driving circuit 6, described power circuit 5 is connected with described driving circuit 6 with described single-chip microcomputer 1 respectively, for powering to described single-chip microcomputer 1 and described driving circuit 6, described driving circuit 6 is connected with described free-standing backlight module 4, and enable to drive for providing to described free-standing backlight module 4, described IO expanded circuit 2 input ends are connected with described single-chip microcomputer 1, described IO expanded circuit 2 output terminals are connected with described free-standing backlight module 4 with described key circuit 3 respectively, described IO expanded circuit 2 is expanded the IO mouth of described single-chip microcomputer 1 in the mode sealing in and go out, and an expansion IO part out connects the control IO mouth of free-standing backlight module 4 as described free-standing backlight module 4, and another part becomes the row IO of key circuit 3, described single-chip microcomputer 1 is connected with described key circuit 3, and the IO that described single-chip microcomputer 1 directly provides is as the row IO of key circuit 3.
The present invention adopts single-chip microcomputer to add and seals in and go out IO expanded circuit 2 and connects free-standing backlight module 4, realizes the independent of each key-press backlight controlled.The manipulation that realizes key-press backlight to input equipment maximizes, and can regulate separately the brightness of any key-press backlight or turn off that it is backlight, to save the energy.The backlight effect that built-in flowing water, fan-in, fan-out etc. are magnificent, has increased manipulator's manipulation experience and the aesthetic of equipment greatly.
This stand alone type backlight module 4 is for generation of backlight.
This anthroposomatology input equipment also comprises USB2.0 communication transmission module, and described single-chip microcomputer 1 is connected with described USB2.0 communication transmission module.
Described key circuit 3 comprises the on-off circuit of matrix form, in the on-off circuit of described matrix form, is connected with diode, and this key circuit 3 is for feedback operation person's operation information.
The present invention utilizes the counterflow-preventing characteristic of diode, in the matrix form switch loop of each button, increase a diode, and single-chip microcomputer 1 adopts USB2.0 transmission technology, p.s., 1,000 data transfer of carrying out to computing machine, so just solved the intrinsic multikey collision problem of traditional USB diaphragm type input equipment.
As one embodiment of the present of invention, this anthroposomatology input equipment also comprises filtering circuit 7, and described filtering circuit 7 input ends are connected with described power circuit 5, and described filtering circuit 5 output terminals are connected with described driving circuit 6 with described single-chip microcomputer 1 respectively.
Power circuit 5, filtering circuit 7 are mainly to carrying out voltage stabilizing from the power supply of USB interface of computer output, and the operations such as filtering, make it possible to supply with single-chip microcomputer and driving circuit 6 is comparatively stablized clean power supply.
Described driving circuit 6 is LED drive circuit, and described free-standing backlight module 4 is free-standing LED circuit.
This anthroposomatology input equipment also comprises reset circuit 8, and described reset circuit 8 is connected with described single-chip microcomputer 1, in the time powering on, described single-chip microcomputer 1 being carried out to electrification reset, makes it be operated in original state.
This anthroposomatology input equipment is keyboard.
In the present invention, control and data processing centre (DPC) that single-chip microcomputer 1 is whole equipment, provide available IO to IO expanded circuit 2, key circuit 3, the variation of scanning key circuit 3 is carried out being transferred to computing machine or changing the control to free-standing backlight module 4 after data processing.
What key circuit 3 provided by single-chip microcomputer 1 that 8 row provide to IO and IO expanded circuit 2 18 ranks to IO and forms, and has formed altogether 18*8(144) individual keypress function.Every row is all made up of an independent microswitch and diode in the loop being linked to be to, row, has so just formed one and has had 18*8(144 without conflict formula) key circuit 3 of individual independent button.
The present invention waits electric current LED drive circuits to form by 8, and 16*8(128 is provided) individual LED backlight., multipotency carries out independently backlight control to 128 LED.
The control method that the invention also discloses a kind of anthroposomatology input equipment can customize backlight, comprises identification step and job step,
In described identification step, anthroposomatology input equipment First Contact Connections is during to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described job step, anthroposomatology input equipment constantly scans key circuit by single-chip microcomputer, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
The control system that the invention also discloses a kind of anthroposomatology input equipment can customize backlight, comprises identification module and operational module,
In described identification module, while being used for anthroposomatology input equipment First Contact Connections to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described operational module, constantly key circuit is scanned by single-chip microcomputer for anthroposomatology input equipment, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. the anthroposomatology input equipment can customize backlight, it is characterized in that: comprise single-chip microcomputer, IO expanded circuit, key circuit, stand alone type backlight module, power circuit, driving circuit, described power circuit is connected with described driving circuit with described single-chip microcomputer respectively, be used for to described single-chip microcomputer and described drive circuitry, described driving circuit is connected with described free-standing backlight module, and enable to drive for providing to described free-standing backlight module, described IO expanded circuit input end is connected with described single-chip microcomputer, described IO expanded circuit output terminal is connected with described free-standing backlight module with described key circuit respectively, described IO expanded circuit is expanded the IO mouth of described single-chip microcomputer in the mode sealing in and go out, and an expansion IO part out connects the control IO mouth of free-standing backlight module as described free-standing backlight module, and another part becomes the row IO of key circuit, described single-chip microcomputer is connected with described key circuit, and the IO that described single-chip microcomputer directly provides is as the row IO of key circuit.
2. anthroposomatology input equipment according to claim 1, is characterized in that: this anthroposomatology input equipment also comprises USB2.0 communication transmission module, and described single-chip microcomputer is connected with described USB2.0 communication transmission module.
3. anthroposomatology input equipment according to claim 2, is characterized in that: described key circuit comprises the on-off circuit of matrix form, in the on-off circuit of described matrix form, is connected with diode.
4. anthroposomatology input equipment according to claim 1, it is characterized in that: this anthroposomatology input equipment also comprises filtering circuit, described filtering circuit input end is connected with described power circuit, and described filtering circuit output terminal is connected with described driving circuit with described single-chip microcomputer respectively.
5. anthroposomatology input equipment according to claim 1, is characterized in that: described driving circuit is LED drive circuit, and described free-standing backlight module is free-standing LED circuit.
6. anthroposomatology input equipment according to claim 1, is characterized in that: this anthroposomatology input equipment also comprises reset circuit, and described reset circuit is connected with described single-chip microcomputer, for described single-chip microcomputer being carried out to electrification reset in the time powering on.
7. according to the anthroposomatology input equipment described in claim 1 to 6 any one, it is characterized in that: this anthroposomatology input equipment is keyboard.
8. a control method for the anthroposomatology input equipment can customize backlight, is characterized in that, comprises identification step and job step,
In described identification step, anthroposomatology input equipment First Contact Connections is during to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described job step, anthroposomatology input equipment constantly scans key circuit by single-chip microcomputer, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
9. a control system for the anthroposomatology input equipment can customize backlight, is characterized in that, comprises identification module and operational module,
In described identification module, while being used for anthroposomatology input equipment First Contact Connections to USB interface of computer, the cognitive phase of anthroposomatology input equipment in computing machine, anthroposomatology input equipment is enumerated, fed back relevant information the configuration information of receiving computer to anthroposomatology input equipment of current anthroposomatology input equipment to computing machine;
In described operational module, constantly key circuit is scanned by single-chip microcomputer for anthroposomatology input equipment, judge whether key change, if any key change, the button changing is judged for computer control order or LED-backlit control command, as for computer control order is by USB2.0 communication transmission module return command data when the computing machine poll, as controlled free-standing backlight module by single-chip microcomputer change with respect to the state of IO for LED control command, to realize the control to LED-backlit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410402104.5A CN104156084A (en) | 2014-08-15 | 2014-08-15 | Ergonomic input device with backlight capable of being customized and control method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410402104.5A CN104156084A (en) | 2014-08-15 | 2014-08-15 | Ergonomic input device with backlight capable of being customized and control method and system |
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| CN104156084A true CN104156084A (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410402104.5A Pending CN104156084A (en) | 2014-08-15 | 2014-08-15 | Ergonomic input device with backlight capable of being customized and control method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217695A (en) * | 2021-11-05 | 2022-03-22 | 河北汉光重工有限责任公司 | Standard keyboard adjusts luminance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101611366A (en) * | 2007-02-07 | 2009-12-23 | 烺旭科技有限公司 | Can adjust key color finger-impu system and use this finger-impu system to adjust the method for the color of key |
| CN102736735A (en) * | 2011-03-30 | 2012-10-17 | 旭丽电子(广州)有限公司 | Luminous keyboard capable of switching color |
-
2014
- 2014-08-15 CN CN201410402104.5A patent/CN104156084A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101611366A (en) * | 2007-02-07 | 2009-12-23 | 烺旭科技有限公司 | Can adjust key color finger-impu system and use this finger-impu system to adjust the method for the color of key |
| CN102736735A (en) * | 2011-03-30 | 2012-10-17 | 旭丽电子(广州)有限公司 | Luminous keyboard capable of switching color |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217695A (en) * | 2021-11-05 | 2022-03-22 | 河北汉光重工有限责任公司 | Standard keyboard adjusts luminance |
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Application publication date: 20141119 |