CN102088807B - Indicator light control circuit and method - Google Patents
Indicator light control circuit and method Download PDFInfo
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- CN102088807B CN102088807B CN201010255463.4A CN201010255463A CN102088807B CN 102088807 B CN102088807 B CN 102088807B CN 201010255463 A CN201010255463 A CN 201010255463A CN 102088807 B CN102088807 B CN 102088807B
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- indicator light
- circuit
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- indicating lamp
- gravity
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
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, be also suitable for and organize indicator light with equipment component more and switch and control, conveniently check system mode, be convenient to system diagnostics, can configure and close indicator light by software simultaneously, reduction system power dissipation, accomplishes to save energy and reduce the cost.
Whether indicator light is used to indicate device power power supply in communication equipment normal, various states, equipment fault etc. in indicating equipment start-up and operation, and the quick diagnosis of being convenient to equipment fault is located, therefore extremely important.
In communication apparatus, use a large amount of indicator lights, the such as status indicator lamp of power supply indicator, run indicator, malfunction indicator lamp, various interface etc., total quantity may reach up to a hundred.The drive current of a common indicator light is 5-10mA, power consumption is negligible, but due to One's name is legion, its total power consumption can not be ignored, generally, the power consumption of indicator light interlock circuit is approximately 15-30mW, and for example, in 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 part communication apparatus, there are different installation forms in indicator light, except keeping flat and being arranged in rack, also can adopt wall hanging to install.In the situation that wall hanging is installed, after may occurring that equipment is installed, front panel indicator light is inconvenient to observe.For addressing the above problem, existing equipment, except one group of indicator light of front panel, also provides one group of top panel indicator light, i.e. two indicator lights.Increase top panel indicator light, in the time that wall hanging is installed, the convenient single board state of observing, has still brought extra power consumption.In addition, although existing communication apparatus provides two cover indicator lights, only provide and simply copy lighting function, independent control function is not provided, can not single-endedly close or open corresponding indicator light, be unfavorable for saving energy and reduce the cost.
Summary of the invention
The invention provides a kind of indicating lamp control circuit, can control respectively enabling of at least two group indicator lights.
For solving above technical problem, the present invention has adopted following technical scheme:
On the one hand, the invention discloses a kind of indicating lamp control circuit, comprise control mode selection circuit and indicating lamp control circuit, wherein, described control mode selects circuit according to default indicator light control mode, output controls signal to described indicating lamp control circuit accordingly, and described indicating lamp control circuit, according to described control signal, is controlled respectively enabling of at least two group indicator lights.
In an embodiment of above-mentioned indicating lamp control circuit, described control mode comprises GRAVITY CONTROL mode;
Described control mode selects circuit to comprise that gravity enables electronic circuit, and under GRAVITY CONTROL mode, described gravity enables electronic circuit output gravity and enables control signal.
In an embodiment of above-mentioned indicating lamp control circuit, described control mode also comprises software control mode;
Described control mode selects circuit also to comprise that software enables electronic circuit, and under software control mode, described software enables electronic circuit output software and enables control signal.
In an embodiment of above-mentioned indicating lamp control circuit, described indicating lamp control circuit comprises gravity sensitive electronic circuit, described gravity sensitive electronic circuit enables after control signal receiving gravity, according to the mounting means of the equipment of configuration indicator light, exports corresponding gravity sensing signal.
In an embodiment of above-mentioned indicating lamp control circuit, the mounting means of the equipment of described configuration indicator light comprises at right angle setting or level installation.
In an embodiment of above-mentioned indicating lamp control circuit, described gravity sensitive electronic circuit comprises rectangular pyramid and is positioned at the conductor ball of rectangular pyramid inside, four base angles and the drift angle of described rectangular pyramid are provided with conductive electrode, and above-mentioned five conductive electrodes are connected with respectively different level, on a face of rectangular pyramid, be provided with induction level output end, described conductor ball is connected to described induction level output end by wire;
When described gravity sensitive electronic circuit is installed, the base angle of the equipment of configuration indicator light conductor ball contact rectangular pyramid in the time of at right angle setting, the drift angle of the equipment of configuration indicator light conductor ball contact rectangular pyramid in the time that level is installed;
In the time that the mounting means of the equipment of described configuration indicator light changes, conductor ball is rolled into the corresponding footing of rectangular pyramid or drift angle under Action of Gravity Field, conductive electrode on corresponding with this described induction level output end footing or drift angle is communicated with, export the corresponding level of this conductive electrode, described gravity sensitive electronic circuit, according to the level of output, is exported corresponding gravity sensing signal.
In an embodiment of above-mentioned indicating lamp control circuit, described indicating lamp control circuit also comprises software control electronic circuit, and described software control electronic circuit is receiving after software-enabled control signal, output software control signal.
In an embodiment of above-mentioned indicating lamp control circuit, described indicating lamp control circuit also comprises that indicator light enables electronic circuit, and described indicator light enables electronic circuit according to gravity sensing signal, controls respectively enabling of at least two group indicator lights;
Described indicator light enables electronic circuit also according to software control signal, controls respectively enabling of at least two group indicator lights.
In an embodiment of above-mentioned indicating lamp control circuit, also comprise pulse width control circuit, described pulse width control circuit is exported the high-speed pulse signal of at least one duty ratio;
The different brightness of the different corresponding described indicator lights of duty ratio.
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 output controls signal to indicating lamp control circuit accordingly;
Described indicating lamp control circuit, according to described control signal, is controlled respectively enabling of at least two group indicator lights.
Compared to the prior art, beneficial effect of the present invention is:
Indicating lamp control circuit of the present invention comprises control mode selection circuit and indicating lamp control circuit, can, according to different control modes, control respectively enabling of at least two group indicator lights.The present invention is easy to use, also helps reduction power consumption.
Brief description of the drawings
Fig. 1 has exemplarily described the structured flowchart of indicating lamp control circuit of the present invention;
Fig. 2 has exemplarily described the vertical view of an embodiment of gravity sensitive electronic circuit of the present invention;
Fig. 3 has exemplarily described the schematic perspective view of an embodiment of gravity sensitive electronic circuit of the present invention;
Fig. 4 has exemplarily described the circuit diagram of indicating lamp 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 below and in conjunction with embodiment, the present invention be further elaborated.
As shown in Figure 1, the invention discloses a kind of indicating lamp control circuit, comprise control mode selection circuit and indicating lamp control circuit, wherein, described control mode selects circuit according to default indicator light control mode, output controls signal to described indicating lamp control circuit accordingly, and described indicating lamp control circuit, according to described control signal, is controlled respectively enabling of at least two group indicator lights.
In the present invention, the enabling of certain group indicator light refers to the control that this group indicator light can response apparatus, and the indicator light in this group indicator light can be by lighting or extinguish running status, the alarm etc. of display device; Certain group indicator light do not enable refer to the not control of response apparatus of this group indicator light, in non operating state, do not consume the energy.
Embodiment mono-:
As shown in Figure 1, the indicating lamp control circuit of one embodiment of the invention, comprise control mode selection circuit and indicating lamp control circuit, wherein, described control mode selects circuit according to default indicator light control mode, output controls signal to described indicating lamp control circuit accordingly, and described indicating lamp control circuit, according to described control signal, is controlled respectively enabling of at least two group indicator lights.
In the present embodiment, control respectively enabling of at least two group indicator lights, specifically comprise following several situation:
Make every group of indicator light enable simultaneously;
That every group of indicator light do not enable simultaneously;
Making to organize arbitrarily indicator light and enable, for two groups of indicator lights, is that a certain group of indicator light enabled, and for indicator light more than two, can be that a certain group of indicator light enabled, and can be also many group indicator lights are arbitrarily enabled simultaneously.
In the present embodiment, control mode comprises GRAVITY CONTROL mode, also comprises software control mode.
Control mode selects circuit to comprise that gravity enables electronic circuit, and under GRAVITY CONTROL mode, gravity enables electronic circuit output gravity and enables control signal.
Control mode selects circuit also to comprise that software enables electronic circuit, and under software control mode, software enables electronic circuit output software and enables control signal.
The mounting means of the equipment of configuration indicator light comprises at right angle setting or level installation.
The indicator light configuring on equipment, in the time of the different installation of equipment, has different enabling.
The mounting means of the equipment of configuration indicator light also can be referred to as the mounting means of equipment.
At right angle setting is installed also referred to as wall hanging.
Indicating lamp control circuit comprises gravity sensitive electronic circuit, enables after control signal receiving gravity, and gravity sensitive electronic circuit, according to the mounting means of the equipment of configuration indicator light, is exported corresponding gravity sensing signal.
As shown in Figure 2 and Figure 3, gravity sensitive electronic circuit comprises rectangular pyramid and is positioned at the conductor ball of rectangular pyramid inside.
Four base angles (as being A, B, C, D in Fig. 2, Fig. 3) and the drift angle (as being E in Fig. 2, Fig. 3) of rectangular pyramid are provided with conductive electrode, and above-mentioned five conductive electrodes are connected with respectively different level (as being power supply 1, power supply 2, power supply 3, power supply 4 in Fig. 2, Fig. 3, ground), on some of rectangular pyramid, be provided with induction level output end (as being 0 in Fig. 2, Fig. 3), described conductor ball is connected to described induction level output end by wire.
When gravity sensitive electronic circuit is installed, the equipment of configuration indicator light is in the time of at right angle setting, and conductor ball contacts some base angles of four rib centrums, and the equipment of configuration indicator light is in the time that level is installed, and conductor ball contacts the drift angle of rectangular pyramid.
In the time configuring the mounting means change of equipment of indicator light, conductor ball is rolled into the corresponding footing of rectangular pyramid or drift angle under Action of Gravity Field, conductive electrode on induction level output end footing corresponding to this or drift angle is communicated with, export the corresponding level of this conductive electrode, gravity sensitive electronic circuit, according to the level of output, is exported corresponding gravity sensing signal.
The wire that connects conductor ball and output is wanted long enough, guarantee that conductor ball can roll in the optional position of rectangular pyramid inside.
In order to shorten the length of wire, cost-saving, generally respond to level output end and be arranged at the center of rectangular pyramid bottom surface.
Gravity sensitive electronic circuit also can be designed to other shape, but need to ensure, under different installation, can export different level.
Indicating lamp control circuit also comprises software control electronic circuit, and software control electronic circuit is receiving after software-enabled control signal, output software control signal.
Gravity sensitive electronic circuit and software control electronic circuit, not receiving while enabling control signal accordingly, in non operating state, are conducive to energy savings.
Indicating lamp control circuit also comprises that indicator light enables electronic circuit, and indicator light enables electronic circuit according to gravity sensing signal, controls respectively enabling of at least two group indicator lights.
In the present embodiment, first group of indicator light refers to front panel indicator light, and second group of indicator light refers to top panel indicator light.
In the present embodiment, indicating lamp control circuit enables indicator light, or while not enabling, employing be to provide or cut off indicator light for electrically driven (operated) mode.
Taking two groups of indicator lights as example, indicating lamp control circuit is according to gravity sensing signal, control enabling of first group of indicator light and second group of indicator light according to equipment mounting means, generally, if at right angle setting, do not enable to be difficult for the front panel indicator light of observation, enable the top panel indicator light of easily observing.
Indicator light control mode is that user sets in advance, and different modes is applicable to different application scenarioss.
Generally, if the mounting means of uncertain equipment can adopt GRAVITY CONTROL mode, enable according to mounting means control indicator light, without manual adjustment, provide convenience to user.If determine mounting means, can adopt software control mode, can improve control rate, energy savings.
As shown in Figure 1, the indicating lamp 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 one duty ratio; The different brightness of the different corresponding described indicator lights of duty ratio.
Adopt the brightness of the Duty ratio control indicator light of high-speed pulse, simple, Yi Hang, reduce the brightness of indicator light, is conducive to reduce power consumption.
In a 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 conventionally 11---get in 16, n is larger, the precision of counting is higher), 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 indicating lamp control circuit of one embodiment of the invention, also comprises buffer circuit, and buffer circuit is exported 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 indicating lamp control circuit internal components to be subject to the interference such as surge, pulse train, static and cause damaging, and can extend the useful life of indicating lamp control circuit, also can improve the fail safe of use.
Embodiment bis-:
As shown in Figure 4, the indicating lamp control circuit of one embodiment of the present of invention, wherein, control mode selects circuit according to default indicator light control mode, output controls signal to described indicating lamp control circuit accordingly, in the present embodiment, control signal is that software-enabled control signal and gravity enable control signal.
In the present embodiment, indicating lamp control circuit comprises tristate buffer 101, tristate buffer 102 and tristate buffer 104, tristate buffer 101 and tristate buffer 102 are enabled by software-enabled control signal, and tristate buffer 104 enables control signal by gravity and enables.
Tristate buffer 101 is connected with the software control signal of external world's input respectively with tristate buffer 102.Owing to there being two groups of indicator lights, therefore the software control signal of extraneous input has 2.
Tristate buffer 104 is connected with the gravity sensing signal of gravity sensitive electronic circuit output simultaneously.
At software-enabled control signal for enabling, gravity enables control signal for forbid in the situation that, tristate buffer 101 and 102 is opened, output software control signal, and tristate buffer 104 is exported high resistant, the enabling of two groups of indicator lights of software control signal controlling.
Enable control signal for forbidding at gravity, tristate buffer 101 and 102 is output as high resistant, and tristate buffer 104 is exported corresponding gravity sensing signal, controls 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, can control the different brightness of indicator light.
Embodiment tri-:
As shown in Figure 5, the indicator light control method of one embodiment of the invention, comprises following steps:
Step 101, according to application scenarios, default indicator light control mode.
Step 102, arranges the duty ratio of high-frequency impulse.
Step 103, if be set to GRAVITY CONTROL mode, the gravity in control mode selection circuit enables electronic circuit output gravity and enables control signal.
Step 104, gravity sensitive electronic circuit enables after control signal receiving gravity, according to the mounting means of equipment, exports corresponding gravity sensing signal.
Step 105, indicator light enables electronic circuit according to gravity sensing signal, controls respectively enabling of at least two group indicator lights.
Step 106, if be set in software control mode, control mode selects the software in circuit to enable electronic circuit, output software enables control signal.
Step 107, software control electronic circuit is receiving after software-enabled control signal, output software control signal.
Step 108, indicator light enables electronic circuit according to software control signal, controls respectively enabling of at least two group indicator lights.
Step 109, the indicator light enabling, brightness is subject to the Duty ratio control of high-frequency impulse.
Indicating lamp control circuit of the present invention comprises control mode selection circuit and indicating lamp control circuit, can, according to different control modes, control respectively enabling of at least two group indicator lights, easy to use, is conducive to reduce power consumption.In the present invention, if be set to GRAVITY CONTROL mode, can, according to the mounting means of the equipment of configuration indicator light, automatically enable different indicator lights.Meanwhile, the present invention also provides software control mode to control respectively enabling of indicator light, provides the service of hommization more to user.In addition; the present invention also adopts isolation and the guard signal of buffer circuit output gravity sensing signal and software control signal; can avoid indicating lamp control circuit internal components to be subject to the interference such as surge, pulse train, static and cause damaging; can extend the useful life of indicating lamp 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, is conducive to further reduce power consumption.
Above content is in conjunction with concrete execution mode 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 (8)
1. an indicating lamp control circuit, it is characterized in that, comprise control mode selection circuit and indicating lamp control circuit, wherein, described control mode selects circuit according to default indicator light control mode, output controls signal to described indicating lamp control circuit accordingly, described indicating lamp control circuit is according to described control signal, control respectively enabling of at least two group indicator lights, described at least two group indicator lights are used to indicate the same running status of equipment, certain group indicator light enables to refer to the control that this group indicator light can response apparatus, certain group indicator light does not enable to refer to the not control of response apparatus of this group indicator light,
Described indicating lamp control circuit comprises that gravity sensitive electronic circuit and indicator light enable electronic circuit; Described gravity sensitive electronic circuit comprises rectangular pyramid and is positioned at the conductor ball of rectangular pyramid inside, four base angles and the drift angle of described rectangular pyramid are provided with conductive electrode, and above-mentioned five conductive electrodes are connected with respectively different level, on a face of rectangular pyramid, be provided with induction level output end, described conductor ball is connected to described induction level output end by wire;
When described gravity sensitive electronic circuit is installed, the equipment of configuration indicator light is in the time of at right angle setting, the base angle of conductor ball contact rectangular pyramid, the equipment of described configuration indicator light is in the time that level is installed, the drift angle of conductor ball contact rectangular pyramid, in the time that the mounting means of the equipment of described configuration indicator light changes, conductor ball is rolled into the corresponding footing of rectangular pyramid or drift angle under Action of Gravity Field, conductive electrode on corresponding with this described induction level output end footing or drift angle is communicated with, export the corresponding level of this conductive electrode, described gravity sensitive electronic circuit is according to the level of output, export corresponding gravity sensing signal, described indicator light enables electronic circuit according to described gravity sensing signal, controls respectively enabling of at least two group indicator lights.
2. indicating lamp control circuit as claimed in claim 1, is characterized in that, described control mode comprises GRAVITY CONTROL mode;
Described control mode selects circuit to comprise that gravity enables electronic circuit, and under GRAVITY CONTROL mode, described gravity enables electronic circuit output gravity and enables control signal.
3. indicating lamp control circuit as claimed in claim 1, is characterized in that, described control mode also comprises software control mode;
Described control mode selects circuit also to comprise that software enables electronic circuit, and under software control mode, described software enables electronic circuit output software and enables control signal.
4. the indicating lamp control circuit as described in claim 1-3 any one, is characterized in that, described gravity sensitive electronic circuit enables after control signal receiving gravity, according to the mounting means of the equipment of described configuration indicator light, exports corresponding gravity sensing signal.
5. indicating lamp control circuit as claimed in claim 4, is characterized in that, described indicating lamp control circuit also comprises software control electronic circuit, and described software control electronic circuit is receiving after software-enabled control signal, output software control signal.
6. indicating lamp control circuit as claimed in claim 5, is characterized in that, described indicator light enables electronic circuit also according to software control signal, controls respectively enabling of at least two group indicator lights.
7. indicating lamp control circuit as claimed in claim 6, 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 one duty ratio;
The different brightness of the different corresponding described indicator lights of duty ratio.
8. an indicator light control method, is characterized in that, for the indicating lamp control circuit as described in claim 1 to 7 any one, described indicator light control method comprises following steps:
Control mode selects circuit according to default indicator light control mode, and output controls signal to indicating lamp control circuit accordingly;
Described indicating lamp control circuit is according to described control signal, control respectively enabling of at least two group indicator lights, described at least two group indicator lights are used to indicate the same running status of equipment, certain group indicator light enables to refer to the control that this group indicator light can response apparatus, and certain group indicator light does not enable to refer to the not control of response apparatus of this group indicator light.
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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
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| CN102088807A CN102088807A (en) | 2011-06-08 |
| CN102088807B true CN102088807B (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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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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| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080150439A1 (en) * | 2005-04-29 | 2008-06-26 | O2Micro. Inc. | Serial powering of an light emitting diode string |
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- 2010-08-17 CN CN201010255463.4A patent/CN102088807B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
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