CN102088807A - Indicator light control circuit and method - Google Patents
Indicator light control circuit and method Download PDFInfo
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- CN102088807A CN102088807A CN2010102554634A CN201010255463A CN102088807A CN 102088807 A CN102088807 A CN 102088807A CN 2010102554634 A CN2010102554634 A CN 2010102554634A CN 201010255463 A CN201010255463 A CN 201010255463A CN 102088807 A CN102088807 A CN 102088807A
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Abstract
The invention discloses a double indicator light control circuit comprising a control mode selection circuit and an indicator light control circuit, wherein the control mode selection circuit is used for outputting corresponding control signals to the indicator light control circuit according to a preset indicator light control mode, and the indicator light control circuit is used for respectively controlling the enability of at least two groups of indicator lights according to the control signals. The control circuit can be used for respectively controlling the enability of the at least two groups of indicator lights according to different control modes, and is convenient to use and beneficial to the reduction of power consumption.
Description
Technical field
The present invention relates to communication field, particularly a kind of control circuit of indicator light and control method.
Background technology
Close, the control circuit of brightness regulation, also be suitable for and organize indicator light with equipment component more and switch and control, conveniently check system mode, be convenient to system diagnostics, can close indicator light by software arrangements simultaneously, reduce system power dissipation, accomplish to save energy and reduce the cost.
Whether indicator light is used to indicate the device power power supply normal in communication equipment, and indicating equipment starts and operating various state, equipment fault etc., is convenient to the quick diagnosis location of equipment fault, therefore extremely important.
Used a large amount of indicator lights in the communication apparatus, the status indicator lamp of power supply indicator, run indicator, malfunction indicator lamp, various interface etc. for example, total quantity may reach up to a hundred.The drive current of a common indicator light is 5-10mA, power consumption can be ignored, but because One's name is legion, its total power consumption can not be ignored, generally speaking, the power consumption of indicator light interlock circuit is approximately 15-30mW, and for example in the E1/T1 access device, the reiving/transmitting state indicator light power consumption of 64 E1/T1 may reach 1.5W-3W.Therefore, a large amount of indicator lights can increase no small power consumption to communication apparatus.
At the part communication apparatus, there are different installation forms in indicator light, except keep flat be installed in the rack, also can adopt wall hanging to install.Under the situation that wall hanging is installed, after equipment may occurring and installing, the front panel indicator light is inconvenient to observe.For addressing the above problem, existing equipment also provides one group of top panel indicator light except that one group of indicator light of front panel, promptly two indicator lights.Increase the top panel indicator light, the convenient single board state of observing has still brought extra power consumption when wall hanging is installed.In addition,, only provide and simply duplicate lighting function, independent controlled function is not provided, promptly can not single-endedly close or open corresponding indicator light, be unfavorable for saving energy and reduce the cost though existing communication apparatus provides two cover indicator lights.
Summary of the invention
The invention provides a kind of indicator light control circuit, can control enabling of at least two group indicator lights respectively.
For solving above technical problem, the present invention has adopted following technical scheme:
On the one hand, the invention discloses a kind of indicator light control circuit, comprise control mode selection circuit and indicator light control circuit, wherein, described control mode selects circuit according to default indicator light control mode, the output control signal corresponding is to described indicator light control circuit, and described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
Among the embodiment of above-mentioned indicator light control circuit, described control mode comprises the GRAVITY CONTROL mode;
Described control mode selects circuit to comprise that gravity enables electronic circuit, and under the GRAVITY CONTROL mode, described gravity enables electronic circuit output gravity and enables control signal.
Among the embodiment of above-mentioned indicator light control circuit, described control mode also comprises the software control mode;
Described control mode selects circuit to comprise that also software enables electronic circuit, and under the software control mode, described software enables the electronic circuit output software and enables control signal.
Among the embodiment of above-mentioned indicator light control circuit, described indicator light control circuit comprises gravity sensing electronic circuit, described gravity sensing electronic circuit is receiving after gravity enables control signal, according to the mounting means of the equipment of configuration indicator light, exports corresponding gravity sensing signal.
Among the embodiment of above-mentioned indicator light control circuit, the mounting means of the equipment of described configuration indicator light comprises vertical installation or level installation.
Among the embodiment of above-mentioned indicator light control circuit, described gravity sensing electronic circuit comprises rectangular pyramid body and the conductor ball that is positioned at rectangular pyramid body inside, four base angles and the drift angle of described rectangular pyramid body are equipped with conductive electrode, and above-mentioned five conductive electrodes are connected with different level respectively, a face of rectangular pyramid body is provided with the induction level output end, and described conductor ball is connected to described induction level output end by lead;
When described gravity sensing electronic circuit is installed, the base angle of the equipment of configuration indicator light conductor ball contact rectangular pyramid body when vertical installation the, the drift angle of the equipment of configuration indicator light conductor ball contact rectangular pyramid body when level is installed;
When the mounting means of the equipment of described configuration indicator light changes, conductor ball is rolled into corresponding footing of rectangular pyramid body or drift angle under action of gravity, conductive electrode on corresponding footing with this of described induction level output end or the drift angle is communicated with, export the corresponding level of this conductive electrode, described gravity sensing electronic circuit is exported corresponding gravity sensing signal according to the level of output.
Among the embodiment of above-mentioned indicator light control circuit, described indicator light control circuit also comprises the software control electronic circuit, and described software control electronic circuit is receiving after software enables control signal the output software control signal.
Among the embodiment of above-mentioned indicator light control circuit, described indicator light control circuit comprises that also indicator light enables electronic circuit, and described indicator light enables electronic circuit according to the gravity sensing signal, and control at least two group indicator lights enables respectively;
Described indicator light enables electronic circuit also according to the software control signal, and control at least two group indicator lights enables respectively.
Among the embodiment of above-mentioned indicator light control circuit, also comprise pulse width control circuit, described pulse width control circuit is exported the high-speed pulse signal of at least a duty ratio;
The different brightness of the corresponding described indicator light of different duty ratios.
On the other hand, the invention also discloses a kind of indicator light control method, comprise following steps:
Control mode selects circuit according to default indicator light control mode, and the output control signal corresponding is to the indicator light control circuit;
Described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
Compare with prior art, beneficial effect of the present invention is:
Indicator light control circuit of the present invention comprises control mode selection circuit and indicator light control circuit, can be according to different control mode, and control at least two group indicator lights enables respectively.The present invention is easy to use, also helps the reduction power consumption.
Description of drawings
Fig. 1 has exemplarily described the structured flowchart of indicator light control circuit of the present invention;
Fig. 2 has exemplarily described the vertical view of an embodiment of gravity sensing electronic circuit of the present invention;
Fig. 3 has exemplarily described the schematic perspective view of an embodiment of gravity sensing electronic circuit of the present invention;
Fig. 4 has exemplarily described the circuit diagram of indicator light control circuit of the present invention;
Fig. 5 has exemplarily described the flow chart of indicator light control method of the present invention.
Embodiment
Contrast accompanying drawing and the present invention is further elaborated below in conjunction with embodiment.
As shown in Figure 1, the invention discloses a kind of indicator light control circuit, comprise control mode selection circuit and indicator light control circuit, wherein, described control mode selects circuit according to default indicator light control mode, the output control signal corresponding is to described indicator light control circuit, and described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
Among the present invention, but the control that enables to refer to this group indicator light response apparatus of certain group indicator light, the i.e. running status that indicator light in this group indicator light can be by lighting or extinguished display device, alarm etc.; Certain the group indicator light do not enable refer to the not control of response apparatus of this group indicator light, be in non operating state, not consumes energy.
Embodiment one:
As shown in Figure 1, the indicator light control circuit of one embodiment of the invention, comprise control mode selection circuit and indicator light control circuit, wherein, described control mode selects circuit according to default indicator light control mode, the output control signal corresponding is to described indicator light control circuit, and described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
In the present embodiment, control enabling of at least two group indicator lights respectively, specifically comprise following several situation:
Every group of indicator light enabled;
Be that every group of indicator light do not enable simultaneously;
Any group of indicator light enabled, and for two groups of indicator lights, is that a certain group of indicator light enabled, and for the indicator light more than two groups, can be that a certain group of indicator light enabled, and also can be many arbitrarily group indicator lights are enabled simultaneously.
In the present embodiment, control mode comprises the GRAVITY CONTROL mode, also comprises the software control mode.
Control mode selects circuit to comprise that gravity enables electronic circuit, and under the GRAVITY CONTROL mode, gravity enables electronic circuit output gravity and enables control signal.
Control mode selects circuit to comprise that also software enables electronic circuit, and under the software control mode, software enables the electronic circuit output software and enables control signal.
The mounting means of the equipment of configuration indicator light comprises vertical installation or level installation.
The indicator light that disposes on the equipment has different enabling when the different installation of equipment.
The mounting means of the equipment of configuration indicator light also can abbreviate the mounting means of equipment as.
The vertical installation is also referred to as the wall hanging installation.
The indicator light control circuit comprises gravity sensing electronic circuit, is receiving after gravity enables control signal, and gravity sensing electronic circuit is exported corresponding gravity sensing signal according to the mounting means of the equipment of configuration indicator light.
As Fig. 2, shown in Figure 3, gravity sensing electronic circuit comprises rectangular pyramid body and the conductor ball that is positioned at rectangular pyramid body inside.
Four base angles of rectangular pyramid body (as being A, B, C, D among Fig. 2, Fig. 3) and drift angle (as being E among Fig. 2, Fig. 3) are equipped with conductive electrode, and above-mentioned five conductive electrodes are connected with different level respectively (as being power supply 1, power supply 2, power supply 3, power supply 4 among Fig. 2, Fig. 3, ground), some faces of rectangular pyramid body are provided with induction level output end (as being 0 among Fig. 2, Fig. 3), and described conductor ball is connected to described induction level output end by lead.
During the installation of gravity sensing electronic circuit, the equipment of configuration indicator light is when vertical the installation, and conductor ball contacts some base angles of four rib centrums, and the equipment of configuration indicator light is when level is installed, and conductor ball contacts the drift angle of rectangular pyramid body.
When the mounting means of the equipment that disposes indicator light changes, conductor ball is rolled into corresponding footing of rectangular pyramid body or drift angle under action of gravity, conductive electrode on induction corresponding footing with this of level output end or the drift angle is communicated with, export the corresponding level of this conductive electrode, gravity sensing electronic circuit is exported corresponding gravity sensing signal according to the level of output.
The lead that connects conductor ball and output is wanted long enough, guarantee that conductor ball can roll in the optional position of rectangular pyramid body inside.
In order to shorten the length of lead, save cost, generally respond to the center that level output end is arranged at rectangular pyramid body bottom surface.
Gravity sensing electronic circuit also can be designed to other shape, but need guarantee can export different level under different installation.
The indicator light control circuit also comprises the software control electronic circuit, and the software control electronic circuit is receiving after software enables control signal the output software control signal.
Gravity sensing electronic circuit and software control electronic circuit are in non operating state not receiving when enabling control signal accordingly, help energy savings.
The indicator light control circuit comprises that also indicator light enables electronic circuit, and indicator light enables electronic circuit according to the gravity sensing signal, and control at least two group indicator lights enables respectively.
In the present embodiment, first group of indicator light refers to the front panel indicator light, and second group of indicator light refers to the top panel indicator light.
In the present embodiment, the indicator light control circuit enables indicator light, or when not enabling, employing provide or cut off the mode that the indicator light power supply drives.
With two groups of indicator lights is example, the indicator light control circuit is according to the gravity sensing signal, promptly control enabling of first group of indicator light and second group of indicator light according to the equipment mounting means, generally speaking, if vertical the installation, then do not enable to be difficult for the front panel indicator light of observation, enable the top panel indicator light of observing easily.
The indicator light control mode is that the user sets in advance, and different modes is fit to different application scenarioss.
Generally speaking,, enable, need not manual adjustment, provide convenience to the user according to mounting means control indicator light if the mounting means of uncertain equipment can adopt the GRAVITY CONTROL mode.If determine mounting means, can adopt the software control mode, can improve control rate, energy savings.
As shown in Figure 1, the indicator light control circuit of one embodiment of the present of invention also comprises pulse width control circuit, and pulse width control circuit is exported the high-speed pulse signal of at least a duty ratio; The different brightness of the corresponding described indicator light of different duty ratios.
Adopt the brightness of the duty ratio control indicator light of high-speed pulse, simple, easy row reduces the brightness of indicator light, helps reducing power consumption.
In the specific embodiment of pulse width control circuit, the general high frequency clock that adopts, frequency is more preferably greater than 1M, through a n digit counter (n is usually 11---get in 16, n is big more, the precision of counting is high more), its data output end connects the input (phase difference pulse) of XOR gate, generates the high-speed pulse signal of different duty under software control.
The indicator light control circuit of one embodiment of the invention also comprises buffer circuit, and buffer circuit is exported the isolation and the guard signal of described gravity sensing signal and software control signal.
Each group indicator light needs a buffer circuit, and each buffer circuit is identical.
The isolation of buffer circuit output and guard signal can be avoided indicator light control circuit internal components to be subjected to interferences such as surge, pulse train, static and cause damage, can prolong the useful life of indicator light control circuit, also can improve the fail safe of use.
Embodiment two:
As shown in Figure 4, the indicator light control circuit of one embodiment of the present of invention, wherein, control mode selects circuit according to default indicator light control mode, the output control signal corresponding is to described indicator light control circuit, in the present embodiment, control signal is that software enables control signal and gravity enables control signal.
In the present embodiment, the indicator light control circuit comprises tristate buffer 101, tristate buffer 102 and tristate buffer 104, tristate buffer 101 and tristate buffer 102 enable control signal by software and enable, and tristate buffer 104 enables control signal by gravity and enables.
Software enable control signal be enable, to enable control signal be under the situation of forbidding to gravity, tristate buffer 101 and 102 is opened, output software control signal, and tristate buffer 104 output high resistants, the enabling of two groups of indicator lights of software control signal controlling.
Enable control signal for forbidding that tristate buffer 101 and 102 is output as high resistant at gravity, the corresponding gravity sensing signal of tristate buffer 104 outputs is controlled enabling of two groups of indicator lights.
In the present embodiment, the input of pulse width control circuit comprises high frequency clock and Frequency Dividing Factor, the high-speed pulse signal of exportable different duty, high-speed pulse signal and control signal through with door 105 and with door 106 after, the different brightness of may command indicator light.
Embodiment three:
As shown in Figure 5, the indicator light control method of one embodiment of the invention comprises following steps:
Step 102 is provided with the duty ratio of high-frequency impulse.
Indicator light control circuit of the present invention comprises control mode selection circuit and indicator light control circuit, can be according to different control mode, and enabling of control at least two group indicator lights is easy to use respectively, helps reducing power consumption.Among the present invention,, then can enable different indicator lights automatically according to the mounting means of the equipment that disposes indicator light if be set to the GRAVITY CONTROL mode.Simultaneously, the present invention also provides the software control mode to control enabling of indicator light respectively, provides the service of hommization more to the user.In addition; the present invention also adopts the isolation and the guard signal of buffer circuit output gravity sensing signal and software control signal; can avoid indicator light control circuit internal components to be subjected to interference such as surge, pulse train, static and cause damaging; can prolong the useful life of indicator light control circuit, also can improve the fail safe of use.The present invention also adopts the method for the duty ratio that changes high-frequency impulse to control the brightness of indicator light, helps further reducing power consumption.
Above content be in conjunction with concrete execution mode to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the 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 (10)
1. indicator light control circuit, it is characterized in that, comprise control mode selection circuit and indicator light control circuit, wherein, described control mode selects circuit according to default indicator light control mode, the output control signal corresponding is to described indicator light control circuit, and described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
2. indicator light control circuit as claimed in claim 1 is characterized in that described control mode comprises the GRAVITY CONTROL mode;
Described control mode selects circuit to comprise that gravity enables electronic circuit, and under the GRAVITY CONTROL mode, described gravity enables electronic circuit output gravity and enables control signal.
3. indicator light control circuit as claimed in claim 1 is characterized in that described control mode also comprises the software control mode;
Described control mode selects circuit to comprise that also software enables electronic circuit, and under the software control mode, described software enables the electronic circuit output software and enables control signal.
4. as each described indicator light control circuit of claim 1-3, it is characterized in that, described indicator light control circuit comprises gravity sensing electronic circuit, described gravity sensing electronic circuit is receiving after gravity enables control signal, according to the mounting means of the equipment that disposes indicator light, export corresponding gravity sensing signal.
5. indicator light control circuit as claimed in claim 4 is characterized in that, the mounting means of the equipment of described configuration indicator light comprises vertical installation or level installation.
6. indicator light control circuit as claimed in claim 5, it is characterized in that, described gravity sensing electronic circuit comprises rectangular pyramid body and the conductor ball that is positioned at rectangular pyramid body inside, four base angles and the drift angle of described rectangular pyramid body are equipped with conductive electrode, and above-mentioned five conductive electrodes are connected with different level respectively, a face of rectangular pyramid body is provided with the induction level output end, and described conductor ball is connected to described induction level output end by lead;
When described gravity sensing electronic circuit was installed, the equipment that disposes indicator light was when vertical the installation, and conductor ball contacts the base angle of rectangular pyramid body, and the equipment of configuration indicator light is when level is installed, and conductor ball contacts the drift angle of rectangular pyramid body;
When the mounting means of the equipment of described configuration indicator light changes, conductor ball is rolled into corresponding footing of rectangular pyramid body or drift angle under action of gravity, conductive electrode on corresponding footing with this of described induction level output end or the drift angle is communicated with, export the corresponding level of this conductive electrode, described gravity sensing electronic circuit is exported corresponding gravity sensing signal according to the level of output.
7. indicator light control circuit as claimed in claim 6 is characterized in that, described indicator light control circuit also comprises the software control electronic circuit, and described software control electronic circuit is receiving after software enables control signal the output software control signal.
8. indicator light control circuit as claimed in claim 7 is characterized in that, described indicator light control circuit comprises that also indicator light enables electronic circuit, and described indicator light enables electronic circuit according to the gravity sensing signal, and control at least two group indicator lights enables respectively;
Described indicator light enables electronic circuit also according to the software control signal, and control at least two group indicator lights enables respectively.
9. indicator light control circuit as claimed in claim 8 is characterized in that, also comprises pulse width control circuit, and described pulse width control circuit is exported the high-speed pulse signal of at least a duty ratio;
The different brightness of the corresponding described indicator light of different duty ratios.
10. an indicator light control method is characterized in that, comprises following steps:
Control mode selects circuit according to default indicator light control mode, and the output control signal corresponding is to the indicator light control circuit;
Described indicator light control circuit is according to described control signal, and control at least two group indicator lights enables respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010255463.4A CN102088807B (en) | 2010-08-17 | 2010-08-17 | Indicator light control circuit and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010255463.4A CN102088807B (en) | 2010-08-17 | 2010-08-17 | Indicator light control circuit and method |
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| Publication Number | Publication Date |
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| CN102088807A true CN102088807A (en) | 2011-06-08 |
| CN102088807B CN102088807B (en) | 2014-11-05 |
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| CN201010255463.4A Expired - Fee Related CN102088807B (en) | 2010-08-17 | 2010-08-17 | Indicator light control circuit and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401356A (en) * | 2011-11-11 | 2012-04-04 | 华为技术有限公司 | Device with indication lamps |
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| CN2842978Y (en) * | 2005-09-30 | 2006-11-29 | 鸿富锦精密工业（深圳）有限公司 | Indication lamp control circuit |
| CN200990080Y (en) * | 2006-12-15 | 2007-12-12 | 鸿富锦精密工业（深圳）有限公司 | Electric source indicating lamp control circuit |
| CN201185085Y (en) * | 2008-03-24 | 2009-01-21 | 鸿富锦精密工业（深圳）有限公司 | Control circuit for hard disk indicating lamp |
| CN101480308A (en) * | 2008-01-08 | 2009-07-15 | 陈怡冰 | Method for automatically displaying image in positive direction after rotation of digital photo frame and device thereof |
| CN101553063A (en) * | 2008-03-03 | 2009-10-07 | 凹凸电子（武汉）有限公司 | Driving circuit and driving method thereof |
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2010
- 2010-08-17 CN CN201010255463.4A patent/CN102088807B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2842978Y (en) * | 2005-09-30 | 2006-11-29 | 鸿富锦精密工业（深圳）有限公司 | Indication lamp control circuit |
| CN200990080Y (en) * | 2006-12-15 | 2007-12-12 | 鸿富锦精密工业（深圳）有限公司 | Electric source indicating lamp control circuit |
| CN101480308A (en) * | 2008-01-08 | 2009-07-15 | 陈怡冰 | Method for automatically displaying image in positive direction after rotation of digital photo frame and device thereof |
| CN101553063A (en) * | 2008-03-03 | 2009-10-07 | 凹凸电子（武汉）有限公司 | Driving circuit and driving method thereof |
| CN201185085Y (en) * | 2008-03-24 | 2009-01-21 | 鸿富锦精密工业（深圳）有限公司 | Control circuit for hard disk indicating lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102401356A (en) * | 2011-11-11 | 2012-04-04 | 华为技术有限公司 | Device with indication lamps |
| WO2013067972A1 (en) * | 2011-11-11 | 2013-05-16 | 华为技术有限公司 | A device with indication lamps |
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| CN102088807B (en) | 2014-11-05 |
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