CN103582208A - Indicating lamp control method and device in embedded type equipment - Google Patents
Indicating lamp control method and device in embedded type equipment Download PDFInfo
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Abstract
The invention discloses an indicating lamp control method and a device in embedded type equipment. A corresponding relation between an equipment operation state and an indicating lamp state is stipulated via establishing an indicating lamp state information mapping table. When equipment is at the operation state of requiring an indicating lamp for indicating, the corresponding indicating lamp display state of the operation state is inquired in the indicating lamp state information mapping table so that an objective of forming or switching the indicating lamp state is conveniently realized. Besides, the operation state and the corresponding relation covered by the mapping table can be self-defined by a user so that the indicating lamp display state is additionally arranged. Problems that existing indicating lamps are dispersed in control, and the indicating lamp state is difficult to expand or reflect individualization through control are solved by the indicating lamp control method and the device.
Description
Technical field
The present invention relates to embedded device technology field, particularly relate to and in a kind of embedded device, indicate lamp control method and device.
Background technology
In embedded device field, comprise the electrical equipment that contains embedded system, equipment of the service boards such as transmission network, telecommunications network and some other fields etc., often need indicator light to show current device running status or result.
At embedded system device running, according to different indicator lights and the different conditions of these indicator lights, user can judge the current ruuning situation of system, in order to accomplish this point, common way is when needs show the current software operation state of user, direct control chip register is lighted or is extinguished indicator light, but the operation of lighting a lamp is full of in each corner of systems soft ware, the code disperseing and logical process are not easy to expand and safeguard, and the number of different equipment indicating lamps and state various.Control in such a manner indicator light, can only be decentralized control, and cannot realize centralized control, and because the set indicating status of system is single, when user has individual requirement to the state of indicator light, be difficult to the indicating status of indicator light change or expand.
Summary of the invention
The technical problem to be solved in the present invention is to provide in a kind of embedded device and indicates lamp control method and device, in order to solve indicator light in prior art, controls the problem of disperseing.
For solving the problems of the technologies described above, on the one hand, the invention provides in a kind of embedded device and indicate lamp control method, comprising: when described embedded device is when needing the running status of indicator light indication, generate indicator light control command; Wherein, described indicator light control command is carried the current running state information of described embedded device; According to described indicator light control command, the inquiry running status consistent with described current running state information in LED status information mapping table; Wherein, the running status that described LED status information mapping table comprises described embedded device and the corresponding relation between the indicating lamp display mode of needs; According to the indicating lamp display mode of the running status inquiring correspondence in described LED status information mapping table, control indicator light and show.
Further, described LED status information mapping table comprises general indicator light state information mapping table and special LED status information mapping table; Wherein, general indicator light state information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of initial setting up, and described special LED status information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of the newly-increased or modification of user.
Further, for described general indicator light state information mapping table and special LED status information mapping table, the order of described inquiry for first inquiring about in described special LED status information mapping table, in described general indicator light state information mapping table, inquire about again, and the running status inquiring described in the article one inquiring running status consistent with described current running state information is defined as.
Further, when described embedded device initialization, register described general indicator light state information mapping table and special LED status information mapping table.
Further, after described embedded device initialization, according to user, set, described special LED status information mapping table is set.
On the other hand, the present invention also provides controlling apparatus for indicator lamp in a kind of embedded device, comprising: control command generation unit 101, for when described embedded device is when needing the running status of indicator light indication, generates indicator light control command; Wherein, described indicator light control command is carried the current running state information of described embedded device; The running status consistent with described current running state information for according to described indicator light control command, inquired about in status poll unit 102 in LED status information mapping table; Wherein, the running status that described LED status information mapping table comprises described embedded device and the corresponding relation between the indicating lamp display mode of needs; Indicator light control unit 103, for the indicating lamp display mode in described LED status information mapping table correspondence according to the running status inquiring, controls indicator light and shows.
Beneficial effect of the present invention is as follows:
Indicator light processing method of the present invention is set up a kind of corresponding relation by the indicator light set under the running status of equipment and this state, when equipment runs to certain state, indicator light set is accordingly set to certain state, make it to present such as Chang Liang, often go out or according to certain frequency scintillation, to the control of indicator light be processed according to a kind of mode of state machine, only need to corresponding indicator light Set Status be set according to equipment running status, solve indicator light in the past and controlled the problem of disperseing; In service at equipment, user also can increase the LED status needing according to actual conditions, and control program is expanded, and meets the individual demand of user to indicator light state of a control.
Accompanying drawing explanation
Fig. 1 is the initialization flowchart in the embodiment of the present invention.
Fig. 2 is the indicator light control flow chart in the embodiment of the present invention.
Fig. 3 is the LED status information mapping table schematic diagram in the embodiment of the present invention.
Fig. 4 is the controlling apparatus for indicator lamp schematic diagram in the embodiment of the present invention.
Embodiment
In order to solve indicator light in prior art, control scattering problem, the invention provides a kind of embedded device indicator light control method and device, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, does not limit the present invention.
embodiment 1
The present embodiment provides a kind of embedded device indicator light control method, and the method is implemented to control to LED status by following steps.
Wherein, the running status of embedded device refers to the init state of equipment, self check state, conventional operation state etc.; The state of indicator light refers to the combination that the indicator light that the indicator light set that formed by one or one group of indicator light shows is bright, go out, glimmer.That is to say, the corresponding relation comprising in LED status information mapping table will carry out with a kind of LED status a kind of running status of embedded device in characterization system in fact exactly, various LED status and corresponding equipment running status thereof are implemented to the mode that centralized management is controlled, to facilitate the control of user to indicator light, supervisory control system running situation.
After system initialization finishes, according to indicator light control flow block diagram as shown in Figure 2, embedded device and corresponding indicator light wherein to be implemented to control, concrete steps are as follows:
Step 104, sets up timer for indicator light and the LED status of needs, and the cycle of timer is set to the cycle that this LED status needs, associated timer and indicator light.
Step 105, this LED status information is sent to indicator light driver element, to implement that the state of indicator light is controlled to operations such as () lighting a lamp, glimmer and/or turn off the light, when end of operation that this LED status is controlled, nullify timer, the indicator light default conditions information setting in advance is sent to indicator light driver element, indicator light returns to default conditions, this control procedure finishes, and waits for next indicator light control command.
Step 106, releasing indicator light is associated with timer, nullifies this timer, and the indicator light default conditions information setting in advance is sent to indicator light driver element, and indicator light transfers default conditions to, and this control procedure finishes, and waits for next indicator light control command.
embodiment 2
The present embodiment provides a kind of embedded device indicator light control method, is the further distortion to embodiment 1, and concrete steps are:
Step 201, for the system of described embedded device, during initialization, first creates indicator light control assembly and indicator light and controls thread, then to this indicator light control assembly registration a plurality of " LED status information mapping tables ".Wherein, described a plurality of LED status information mapping table comprises a general indicator light state information mapping table and one or more special LED status information mapping table.The common running status that general indicator light state information mapping table comprises described embedded device and the corresponding relation of LED status, the special running status that special LED status information mapping table comprises described embedded device and the corresponding relation of LED status.Wherein, described common running status is set, comprises the init state of equipment, self check state, normal operating condition etc., described special running status refers to non-common running status and some user-defined running statuses of equipment, for example, user can carry out personalized modification to the corresponding indicating lamp display mode of set common state, to meet user's personalized user demand, and, except set common state, monitoring state when if user wishes device processes special object, also can increase the information of this special state newly, define its corresponding LED status simultaneously, in equipment running process, the information of this special state is increased newly in special LED status information mapping table together with its corresponding LED status information, follow-up while there is this special state, just can be observed corresponding indicating lamp display mode.Here, user can try one's best all sidedly the various equipment states of indication that need are all recorded in LED status information mapping table, makes the information summation of the mapping table needed whole states of encompasses users of trying one's best.
Step 202, when certain embedded device is when certain needs the running status of indicator light indication, this equipment is controlled thread by indicator light control interface to indicator light and is sent one " indicator light control command ", and indicator light control command has been carried the current running status message of this embedded device.
Step 203, indicator light is controlled thread and is received this indicator light control command, the running status message of carrying based on it, in described a plurality of LED status information mapping tables, inquire about indicator light corresponding to this running status and LED status, search order for first inquiring about in special LED status information mapping table, in general indicator light state information mapping table, inquire about again, once inquire the running status identical with the current running status of this embedded device, its corresponding indicator light and LED status are exactly indicator light and the LED status of current needs.As need, open this indicator light and make it show this LED status, enter step 204; As need, close this LED status of this indicator light, enter step 206.
Step 204, indicator light and LED status for current needs, an associated timer, the cycle that the cycle of this timer needs for this LED status, if the existing timer of other indicator light is identical with the cycle of the timer of this action need in system, multiplexing existing timer, to save system resource; If there is not the timer needing in system, create voluntarily.
Step 205, this LED status information is sent to indicator light driver element, to carry out, the state of indicator light is controlled, when end of operation that this LED status is controlled, releasing indicator light is associated with timer, if and this timer is current not associated with other indicator light, after disassociation, nullify this timer, the indicator light default conditions information setting in advance is sent to indicator light driver element, indicator light returns to default conditions, this control procedure finishes, and waits for next indicator light control command.
Step 206, releasing is associated with timer, if and this timer is not associated with other indicator lights, after disassociation, nullify this timer, the indicator light default conditions information setting in advance is sent to indicator light driver element, indicator light transfers default conditions to, and this control procedure finishes, and waits for next indicator light control command.
embodiment 3
The present embodiment is mainly further elaborated the embodiment of the step 205 of the step 105 of embodiment 1 and embodiment 2, and all the other steps are identical with enforcement 1 or embodiment 2.Particularly, in the step 105 of embodiment 1 or the step 205 of embodiment 2, when if the operation that this LED status is controlled is not complete, indicator light control command arrives next time, show that this indicator light need indicate the new running status of equipment, at this moment indicator light need carry out state switching, is switched to corresponding new LED status.During switching, by the indicator light full recovery relating to, be default conditions, releasing is associated with current timer; New LED status information is sent to indicator light driver element, and establishment or multiplexing new timer are associated with indicator light, and indicator light is carried out new state, and user can observe the LED status after above-mentioned switching in time.
embodiment 4
The present embodiment carries out indicator light control for following situation: certain embedded board is with the running status of three indicator lights (green light, amber light and the red light) showing veneer on panel, and the running status of veneer mainly contains power-up state, chip self check state, waits for key configuration state and normal operating condition etc.
Specifically, three indicator lights of veneer are static resources, create indicator light and control thread and indicator light control assembly, and the LED status that may need is registered during veneer initialization.Registration is completed and (can be adopted initial time registration or grand static registration by registration interface, the present embodiment adopts grand static registration), the effect of registration interface is mainly to indicator light control assembly registration LED status information mapping table, the correspondence relationship information of the different running statuses that this mapping table comprises veneer and the state of three indicator lights, for example: running state of single plate ID-indicator light ID-indicator light initial state-indicator light reversal interval and reversion number of times, the i.e. corresponding one group of indicator light ID of running state of single plate ID and LED status relevant information.Above-mentioned indicator light initial state is the current state of indicator light, indicator light reversal interval and reversion number of times can characterize the flicker of indicator light, reversion represents that indicator light is switched to from bright go out (or from going out, being switched to bright), reversion number of times represents that indicator light will carry out the number of times of light on and off switching, reversal interval is the time interval of reversion, the frequency that representative is switched.
For LED status information mapping table, Fig. 3 shows a kind of example that contains two mapping tables, wherein top is general indicator light state information mapping table, below is special LED status information mapping table, user is except registering LED status information data when the initialization, can also add LED status information data in system continuation in service, for example can by change or newly-increased information data add special LED status information mapping table.In addition, dotted line trend in Fig. 3 schematically shows the roughly process that LED status is controlled of carrying out, according to the current running status of equipment, to indicator light, control thread and send indicator light control command, first in special LED status information mapping table, inquire about corresponding equipment running status ID, thereby determine indicator light ID and LED status, if the equipment running status ID not conforming in special LED status information mapping table, enter in general indicator light state information mapping table and continue to inquire about, finally the indicator light ID obtaining and LED status are set to indicator light driver element, realization is controlled the state of indicator light.
In the present embodiment, when veneer is during in power-up state, according to user's definition, the LED status needing is: by a red, yellow, and green lamp together bright second, then knock out together.Need with three lamps complete bright one second showing veneer power-up state.Table 1 has been listed Board Power up state and the corresponding relation of LED status in general indicator light state information mapping table.According to table 1, three lamp initial conditions are bright, and reversal interval is 1000ms, and reversion number of times is 1 time, and three lamps light that continuing reverses to become for 1 time after 1000ms simultaneously extinguishes simultaneously.
Table 1
After powering on, veneer enters for example running status of chip self check, and according to user's definition, the LED status needing is that three lamps glimmer together, flicker frequency is 3 times/second, according to the LED status of table 2, control, three lamp initial conditions are bright, and reversal interval is 334ms, reversion number of times is unlimited, three lamps light simultaneously, every 334ms, reverse 1 time simultaneously, show as three lamp same frequency flickers.
Table 2
In order to realize above-mentioned LED status, control, only need, through simple process, just can complete the demand of lighting a lamp:
Notice indicator light control assembly veneer enters power-up state, indicator light control assembly controls according to indicator light the indicator light control command inquiry LED status information mapping table that thread receives, and the LED status of the table 1 obtaining is set to indicator light driver element, green three lamps of reddish yellow are lighted simultaneously, and it is associated with three lamps to create 1000ms timer, 1000ms is timed to, three lamps that reverse extinguish it, limit value is counted in reversion time, completing this LED status controls, releasing is associated with timer, if after this running status of veneer does not change, to keep extinguishing state constant always for three lamps, until carrying out LED status next time while switching, the running status of veneer controls.
In said process, if before 1000ms is timed to, there is switching in running state of single plate, by power-up state, be switched to chip self check state, the lamp full recovery first power-up state being related to is default conditions, for example default conditions are that three lamps are with extinguishing, make three lamps reverse extinguishes for 1 time simultaneously, remove the associated of three lamps and 1000ms timer, according to table 2 chip self check state, control the reversion of three lamps, re-register 334ms timer, if existing 334ms timer is directly multiplexing, and set up associated with three lamps, and when 334ms is timed to, three lamps reverse 1 time simultaneously, when being timed to, next 334ms again reverses 1 time, and so forth until the running status of veneer is carried out LED status next time while switching controls.
In the present embodiment, green light is mainly used in identifying running state of single plate; At initial phase, amber light is used to indicate the initialization failure relevant with application program, FPGA, and red light is used to indicate the initialization failure as relevant in RAM, Flash with hardware; At normal operating phase, amber light and red light are mainly used in identifying board alarm and switch status.In addition, user can arrange combining form and the reversion attribute of LED status as required, sets up applicable LED status information mapping table.
The present invention is in to the whole control procedure of LED status, and indicator light driver element only need to, according to concrete indicator light and the ON/OFF state of notice, arrange the action that corresponding register completes a little/turns off the light.
In order to solve indicator light in prior art, control the problem of disperseing, the present invention also provides controlling apparatus for indicator lamp in a kind of embedded device, as shown in Figure 4, comprise: control command generation unit 101, for when described embedded device is when needing the running status of indicator light indication, generate indicator light control command; Wherein, described indicator light control command is carried the current running state information of described embedded device; The running status consistent with described current running state information for according to described indicator light control command, inquired about in status poll unit 102 in LED status information mapping table; Wherein, the running status that described LED status information mapping table comprises described embedded device and the corresponding relation between the indicating lamp display mode of needs; Indicator light control unit 103, for the indicating lamp display mode in described LED status information mapping table correspondence according to the running status inquiring, controls indicator light and shows.
Utilize technique scheme, set up the corresponding relation of LED status information mapping table specified devices running status and LED status, when equipment is when needing the running status of indicator light indication, only need in LED status information mapping table, inquire about its corresponding indicating lamp display mode, can realize easily the object that LED status forms or changes; And running status and corresponding relation that user can self-defining mapping table be contained, add indicating lamp display mode.The present invention has effectively solved existing indicator light control and has disperseed and control LED status to be difficult to expand and embody personalized problem.
Although be example object, the preferred embodiments of the present invention are disclosed, it is also possible those skilled in the art will recognize various improvement, increase and replacement, therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (10)
1. in embedded device, indicate a lamp control method, it is characterized in that, comprising:
When described embedded device is when needing the running status of indicator light indication, generate indicator light control command; Wherein, described indicator light control command is carried the current running state information of described embedded device;
According to described indicator light control command, the inquiry running status consistent with described current running state information in LED status information mapping table; Wherein, the corresponding relation between the various running statuses that described LED status information mapping table comprises described embedded device and different indicating lamp display modes;
According to the indicating lamp display mode of the running status inquiring correspondence in described LED status information mapping table, control indicator light and show.
2. in embedded device as claimed in claim 1, indicate lamp control method, it is characterized in that, described LED status information mapping table comprises general indicator light state information mapping table and special LED status information mapping table; Wherein, general indicator light state information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of initial setting up, and described special LED status information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of the newly-increased or modification of user.
3. in embedded device as claimed in claim 2, indicate lamp control method, it is characterized in that, for described general indicator light state information mapping table and special LED status information mapping table, the order of described inquiry for first inquiring about in described special LED status information mapping table, in described general indicator light state information mapping table, inquire about again, and the running status inquiring described in first running status consistent with described current running state information inquiring is defined as.
4. in embedded device as claimed in claim 2, indicate lamp control method, it is characterized in that, when described embedded device initialization, register described general indicator light state information mapping table and special LED status information mapping table.
5. in embedded device as claimed in claim 2, indicate lamp control method, it is characterized in that, after described embedded device initialization, according to user, set, described special LED status information mapping table is set.
6. in embedded device as claimed in claim 1, indicate lamp control method, it is characterized in that, when carrying out new indicator light control command, first the indicator light relating to is reverted to the default conditions that set in advance, then show the new indicating lamp display mode corresponding with new indicator light control command.
7. in embedded device as claimed in claim 1, indicate lamp control method, it is characterized in that, described indicating lamp display mode comprises: indicator light ID, indicator light initial state, indicator light reversal interval and indicator light reversion number of times; Wherein, described indicator light initial state is the current state of indicator light, to be indicator light go out or from going out, become brightly from bright becoming in described reversion, and described indicator light reversion number of times is the number of times that indicator light reverses, and described indicator light reversal interval is the time interval between twice reversion.
8. in embedded device as claimed in claim 7, indicating lamp control method, it is characterized in that, is the associated timer of described indicator light, and the cycle of described timer is described indicator light reversal interval.
9. a controlling apparatus for indicator lamp in embedded device, is characterized in that, comprising:
Control command generation unit, for when described embedded device is when needing the running status of indicator light indication, generates indicator light control command; Wherein, described indicator light control command is carried the current running state information of described embedded device;
The running status consistent with described current running state information for according to described indicator light control command, inquired about in status poll unit in LED status information mapping table; Wherein, the running status that described LED status information mapping table comprises described embedded device and the corresponding relation between the indicating lamp display mode of needs;
Indicator light control unit, for the indicating lamp display mode in described LED status information mapping table correspondence according to the running status inquiring, controls indicator light and shows.
10. controlling apparatus for indicator lamp in embedded device as claimed in claim 9, is characterized in that, for described status poll unit, described LED status information mapping table comprises general indicator light state information mapping table and special LED status information mapping table; Wherein, general indicator light state information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of initial setting up, and described special LED status information mapping table comprises the corresponding relation between various running statuses and the different indicating lamp display modes of described embedded device of the newly-increased or modification of user.
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Application publication date: 20140212 |