CN104238383A - Control system and method for controlling control system - Google Patents
Control system and method for controlling control system Download PDFInfo
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- CN104238383A CN104238383A CN201310239324.6A CN201310239324A CN104238383A CN 104238383 A CN104238383 A CN 104238383A CN 201310239324 A CN201310239324 A CN 201310239324A CN 104238383 A CN104238383 A CN 104238383A
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Abstract
The invention relates to a control system which comprises a DMX control device and a controlled device. The controlled device comprises a first port and receives continuous first control signals from the control device through the first port so as to conduct a series of motions. Each first control signal comprises multiple control time slots. The control system is characterized in that the controlled device receives second control signals from another control device or the DMX control device, and the variable physical quantity which is independent of the first control signals or influences the first control signals and set by a user are defined by the second control signals. The invention further relates to a control method.
Description
Technical field
The present invention relates to a kind of control system and a kind of method controlling this control system.
Background technology
In order to the occasion at the large-scale lighting device of various needs, such as stage, usually a kind of controller controlling multiple lighting device is employed, this controller normally submits to the control device of DMX or RDM agreement, like this can at one time and be the equipment such as the long-range multiple lighting device of control or multiple motors.These equipment need the input signal receiving continuous print such as DMX512, thus realize various operation change.Time connection between DMX control device and controlled device is lost, due to controlled device can retain before data, if so time manipulator needs closing device, can only hand off power supply, bad impact can be brought like this.In existing improvement project, normally manipulator can only set, and once this setting can not be changed after setting, thus make controlled device powered-down in the regular time after losing acknowledge(ment) signal.
In addition, in the device using DMX or RDM agreement, in order to realize the device controlling to comprise multiple load such as light fixture, multiple time slot signal is provided with in DMX input signal, and each time slot signal correspond to a light fixture in illuminator or motor respectively, thus realize the action that cooperatively interact of multiple different load within the time period of correspondence.But, because usually only control an equipment respectively in each time period, so when the DMX control signal inputted be subject to external interference get muddled time, may cause different time slot signals cannot corresponding correct controlled plant, cannot cooperation operation normally so to cause between multiple equipment.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of control system and controlling the method for this system.This control system achieves the improvement to the existing function based on DMX technology, not only realize after the input signal of the control a series of actions of losing self-control device, next step action is carried out in the instruction that DMX controlled device still can produce according to other control signals outside input signal, but also the error/fault of DMX control system to the control of upstream device can be improved, provide the variable control flexibly that can be set by user.
First object of the present invention is realized by so a kind of control system, namely comprise: DMX control device and controlled device, described controlled device comprises the first port, described controlled device utilizes described first port accepts from continuous print first control signal of described control device to carry out a series of actions, each first control signal comprises multiple control slot, described controlled device receives from other control device or the second control signal from described DMX control device, described second control signal definition is independent of the first control signal or the variable physical amount be set by the user on the first control signal impact.Therefore, there is provided DMX controlled device, extra control by the second control signal, provide the possibility automatically controlled further to this controlled device, thus supplement the controllability for controlled device of user, the control that the first control signal that perfect DMX control device sends produces.
In a preferred design proposal according to the present invention, described second control signal is the described variable physical amount of the variable duration of having no progeny in sign first control signal, and after described duration, described controlled device cuts out or carries out predetermined action.Like this, if the first control signal is interrupted, so unnecessary by forced interruption or the closedown realizing controlled device after waiting for a changeless time.Therefore DMX equipment input signal lose after, user can determine some predetermined action of closing controlled device how long afterwards or carrying out other according to demand.
Preferably replacing in design proposal according to of the present invention another, described controlled device comprises multiple controlled subdivision, each first control signal comprises multiple control slot group, each time slot group produces the control command of a corresponding controlled subdivision respectively, wherein each control slot group comprises multiple identical time slot, and described second control signal is the described variable physical amount that time slot that how many in each the control slot group in sign first control signal are identical defines the control command for controlled subdivision jointly.According to such design, each controlled subdivision is jointly defined by multiple identical time slot, thus avoid the fault caused when a time slot of the prior art limits.User can limit how many identical time slots according to demand neatly and limit order for controlled subdivision.Thus improve the situation of original possible single time slot definition control command, achieve the possibility improved the control of controlled subdivision.
Preferably, described controlled device comprises the second port, and described other control device utilizes the second port to send described second control signal to described controlled device.By the second port and other control device, on the basis of original configuration, hardware can be installed additional to improve the control of controlled device.
Preferably, described other control device is pot or MCU.The possibility that extra is provided to controlled plant can be realized simply by such equipment.
Preferably, described controlled device is RDM controlled device, and described first port is DMX/RDM port, and described controlled device utilizes the first port accepts from the RDM order of described DMX control device.Like this, without the need to installing extra hardware additional, but by upgrading the function of RDM agreement, expand the function that existing DMX control device can produce.
Preferably, described controlled device comprises load and information process unit, and described information process unit receives described second control signal and described second control signal is treated to the quantity of the discernible duration of load or identical time slot.Like this, between control device and the load finally carrying out action, achieve the conversion of unlike signal type, achieve effective control of load.
Preferably, described information process unit comprises detecting unit, control module, described detecting unit changes its initial setting numerical value according to described second control signal, and the initial set value after described change produces the quantity of described duration or identical time slot after control module process.By the renewal of the initial setting numerical value for detecting unit, make finally to create the quantity of the time slot in duration in a preferred embodiment and another one preferred embodiment.
Preferably, described load is lamp, motor.According to such design, by DMX or RDM technology, the control to upstream devices such as multiple lamp or motors can be improved.
Preferably, described detecting unit is sensor.According to design of the present invention, only need utilize the equipment of existing obedience such as DMX technology, just can improve and realize new function, thus without the need to additionally adding hardware device, the effect of saving hardware resource can be reached.
Preferably, described variable duration may be selected to be and is more than or equal to zero.According to the concrete condition of operation, the value of duration can be changed, to control next step action of upstream device.
Preferably, the maximal value of described variable duration is limited by the bit characterizing this duration.According to the optimum configurations situation of the equipment that reality uses, the span of the variable duration of adjustable.
In addition, a kind of another object of the present invention comprises the control system of DMX control device and controlled device method by control realizes, and namely comprises: described controlled device utilizes the first port accepts from continuous print first control signal of described control device to carry out a series of actions; And described controlled device receives from other control device or the second control signal from described DMX control device, wherein, described second control signal definition is independent of the first control signal or the variable physical amount be set by the user on the first control signal impact.According to method of the present invention, provide the further control to controlled device, and guarantee its degree of accuracy operated.
Preferably, in the process, described second control signal is the described variable physical amount of the variable duration of having no progeny in sign first control signal, and after described duration, described controlled device cuts out or carries out predetermined action.Like this, by presetting duration, can realize allowing controlled device according to emergency case, automatically carrying out the object of control method.
Preferably, in the process, described controlled device comprises multiple controlled subdivision, each first control signal comprises multiple control slot group, each time slot group produces the control command of a corresponding controlled subdivision respectively, wherein each control slot group comprises multiple identical time slot, and described second control signal is the described variable physical amount that time slot that how many in each the control slot group in sign first control signal are identical defines the control command for controlled subdivision jointly.By arranging multiple time slot, reach the object and possibility that improve the control accuracy of upstream device.
Accompanying drawing explanation
Accompanying drawing forms the part of this instructions, understands the present invention further for helping.These accompanying drawings illustrate embodiments of the invention, and are used for principle of the present invention is described together with instructions.The identical label of parts identical in the accompanying drawings represents.Shown in figure:
Fig. 1 is according to of the present invention first and the 3rd functional block diagram of control system of embodiment;
Fig. 2 is according to of the present invention second and the 4th functional block diagram of control system of embodiment;
Fig. 3 is the sequential chart of input signal according to the first and second aspects of the present invention;
Fig. 4 is the sequential chart of the input signal according to the third and fourth embodiment of the present invention;
Fig. 5 is according to of the present invention second and the 4th parameter declaration table of sensor of control system of embodiment.
Embodiment
The framework of control system 100 according to an embodiment of the invention, by Extended Capabilities Port or the control protocol of adding peripherals or improvement, to reach when input signal lost by controlled device 2, control this equipment further, and reach the control accuracy improving this controlled plant.
As shown in Figure 1, Fig. 1 is according to of the present invention first and the 3rd functional block diagram of control system 100 of embodiment, this control system 100 comprises control device 1 and controlled device 2, wherein said controlled device 2 also comprises information process unit 21 and load 22, described device all can be set to obey DMX or RDM agreement, to reach the object of the automatic control to the such as equipment such as light fixture or motor.DMX and RDM agreement, as the agreement of existing control stage lighting system, achieves the illumination condition that controls multiple lighting device or the equipment such as motor for the illumination direction that controls lighting device.Communication between control device 1 and controlled device 2 are undertaken by the port of DMX or RDM, thus complete control device 1 to controlled device 2 transferring command, control device 1 and feedback and its parameter status can be obtained from controlled device 2.
In a first embodiment, except being provided with DMX communication port Port1 on controlled device 2, the also port of easily extensible controlled device 2, such as also for obeying the port Port2 of DMX or RDM technical protocol, and on port Port2 basis, add peripherals, such as pot, microcontroller (MCU) or similar signal generation apparatus.Wherein, the peripherals used can be designed as the device of obeying DMX or RDM agreement, equally, also can be designed to the device that other can realize similar functions, to reach the object sending control signal to controlled device 2.Like this, the first port Port1 can be realized and receive the continuous print of self-control device 1 or discrete first control signal S1, but also the input signal of other control device 3 can be received at the second port Port2, such as the second control signal S2.And wherein, first control signal S1 contains multiple control slot Slot, and, this the second control signal S2 definable is independent of the first control signal S1 or the variable physical amount on the first control signal S1 impact, such as time or quantity, meanwhile, such control signal is arranged by operator.In other words, when do not have first control signal S1 input or the first control signal S1 when, second control signal S2 can not be limited to described first control signal S1, input to controlled device 2 independently, and make controlled device 2 change the setting of self, such as change the parameter set, thus reach the object controlling controlled device 2 further.
According to such design, the interpolation to original function can be obtained, realize the further control to controlled device 2, such as within a period of time, do not receive input signal, or because certain interference lost input signal, control the numerical value of described controlled device 2 according to artificial setting in advance, the such as time, close this device or carry out other operation, to meet energy-conservation or to realize the object of humanized management.
Fig. 2 shows according to of the present invention second and the 4th functional block diagram of control system 100 of embodiment.As shown in Figure 2, control system 100 comprises control device 1 and controlled device 2, and wherein controlled device 2 also comprises information process unit 21 and load 22, and control device 1 is communicated with controlled device 2 by the first control port Port1.According to the present embodiment, utilize the existing first port Port1 of possibility, the order that DMX/RDM protocol generation is new can be utilized at control device 1, the order of such as PLC technology, realize providing the second control signal S2 to controlled device 2, now the first port is designed to DMX/RDM compatible port, the information process unit 21 in controlled device 2 is made to change its inside according to this signal S2, such as be designed to the setting of the detecting unit 211 of sensor, make described stored in numerical value processed accordingly and changed, obtain the value that can be used for the such as duration controlling controlled device 2.In other words, containing the time data needing setting in the second inputted control signal S2, be transfused to the information process unit 21 in controlled device 2 in this time after, change preset or initialized numerical value in information process unit 21, and after processing through this unit 21 or change, become upstream device such as the time data that the LED of load can identify, thus control module 212 changes the corresponding set of time of load 22 according to these data.Wherein, see Fig. 5, described sensor can be designed to other existing, to obey DMX/RDM agreement devices equally, like this, utilize existing DMX/RDM device, such as, such as Present Value, the Device Hours in described sensor or the isoparametric assignment of Lamp Hours can be changed, and without the need to additionally adding peripherals, the effect prestoring input command parameter just can be reached.
According to such design, the bit that this duration can have according to parameters such as the Present Value of described such as sensor limits, such as, when this parameter designing of sensor be 8 bits or 16 bits even 32 bits etc. time, so according to the corresponding change that the scope of the duration obtained after processing unit processes also conversion also obtains, maximal value such as representated by them can be the corresponding numerical value of metric numeral corresponding to the maximal value of 8 bits, such as corresponding with 255 numerical value can be designed to duration, may also be the numerical value that the decimal system corresponding to 16 bits is corresponding.Like this, the setting of visual such as different sensor, the adjustable duration of controlled device 2 also has corresponding range of choices.Certainly, wherein said sensor can be the equipment that other obey DMX or RDM, and such control system can have good compatibility and extendability.
According to the third embodiment of the invention control system 100, see Fig. 1, by increasing port Port2 in controlled device 2 Extended Capabilities Port, realizes from the improvement of hardware aspect ground to the controlled device of former DMX/RDM.Like this, by adding peripherals, the signal generating apparatus such as such as pot or microcontroller (MCU), can realize inputting the second control signal S2 by the second described port Port2 to controlled device 2, this control signal can comprise the information of the number of the required time slot Slot arranged, to reach the effect of change change time slot Slot number as in the first embodiment.Thus controlled device 2 changes the number of time slot Slot in the clock signal for controlling multiple load 22, corresponding with each load 22 according to the second control signal 2, be about to only have one to make into multiple with each load 22 corresponding time slot Slot number from original, such as two, three etc.Like this, in the mode of hardware, reach the object of the multiple load of stability contorting, avoid the error occurring to control.
Control system 100 according to a fourth embodiment of the invention, see Fig. 2 and Fig. 5, adds the number of described time slot by the aspect improving former DMX/RDM agreement.Similar with the method for the control system 100 of the second embodiment, different is, second control signal S2 can comprise the information of the number of the time slot Slot of needs setting, based on the second control signal S2 of control device 1, controlled device 2 can after processing by information process unit 21 and change the data in this signal S2, convert thereof into signal or the data of the number of the time slot Slot that control module 211 or load 22 can identify, thus, without the need to adding peripherals.
In addition, particularly, the sequential chart of the input signal of control system 100 is according to the first and second aspects of the present invention shown see Fig. 3, Fig. 3.Ought have no progeny in first control signal S1, such as shown in Figure 3, interrupt the times of 1.62 seconds, namely now controlled device 2 does not receive continuous print DMX signal S1, or because the interference of other signals cause before continuous print DMX signal S1 lose at this moment, and within ensuing a period of time, all do not have signal to occur, at this moment, carry out following process.Namely, according to the control system 100 of the first embodiment, new control signal S2 is generated by other control device 3, by the second port Port2 arranged, the second control signal S2 is introduced at this port, and be arranged in the first control signal S1 and have no progeny, this second control signal S2 is made to characterize variable time span, time such as between 0 second to 25.5 seconds, and according to this second control signal S2, controlled device 2 carries out next step operation, such as, close this controlled device 2 or make this controlled device 2 carry out other operation.Similar, according to the control system 100 of the second embodiment, the second control signal S2 independent of the first control signal S1 is pre-entered by control device 1, after controlled device 2 receives this second control signal S2, by being arranged on the signal processing unit 21 in device 2, change the parameter of the detecting unit 211 being designed to such as sensor in unit 21, as shown in Figure 5, such as Present Value, by existing, obey the device of DMX/RDM agreement, without the need to adding extra peripheral unit, can realize changing this parameter according to the second control signal S2 and embodiment as the conversion of numerical value, like this, data after information process unit 21 processes, such as duration, pass to control module 212 and control the load 22 of the such as LED in downstream, control module 212 can according to this duration Change Example as the behavior of load after input signal is lost, such as close.
As shown in Figure 4, Fig. 4 shows the sequential chart of the input signal of the control system 100 according to the third and fourth embodiment of the present invention.According to the control system 100 of the first embodiment, when introducing the second control signal S2 by peripherals, or when inputting control signal S1 that new order changes control device 1 to provide the second control signal S2 to controlled device 2, the grouping that the multiple time slot Slot shown by original clock signal obtain propagation or obtain again, such basis has the time slot group SG of multiple identical time slot Slot, the load such as LED or motor that group SG can be made to define obtain the control of multiple time slot Slot corresponding time, such as three identical time slot Slot can be realized and define a LED, but not a time slot Slot defines a LED.Similar, according to the control system 100 of the second embodiment, when only having the first port Port1, the second control signal S2 is inputted to controlled device 2 by control device 1, this signal S2 is independent of the first control signal S1 such as inputted, the setting of the such as number of timeslots contained by this signal S2, information process unit 21 in controlled device 2 is by the setting of the parameter according to the such as existing sensor in this setting changing unit 21, the such as setting of Present Value, after this value being converted to upstream device such as control module 212 or the discernible data of load, the information of conversion is inputed to control module 212, thus control the illumination condition of upstream device such as LED.According to such design, such as can improve the departure brought time each time slot only defines an equipment such as LED respectively, to avoid being subject to external disturbance when time slot signal, each slot definition is caused to become the LED of corresponding mistake, the behavior of the mistake of the LED made the mistake, thus improve control system to upstream device, the accurate control of the devices such as such as light fixture.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Reference number
1 control device
2 controlled devices
3 other control device
21 information process units
22 loads
100 control system
211 detecting units
212 control modules
S1 first control signal
S2 second control signal
Slot time slot
SG time slot group
Port1 first port
Port2 second port
Claims (15)
1. a control system (100), comprise: DMX control device (1) and controlled device (2), described controlled device (2) comprises the first port (Port1), described controlled device (2) utilizes the reception of described first port (Port1) from continuous print first control signal (S1) of described control device (1) to carry out a series of actions, each first control signal (S1) comprises multiple control slot (Slot), it is characterized in that, described controlled device (2) receives from other control device (3) or the second control signal (S2) from described DMX control device (1), the definition of described second control signal (S2) is independent of the first control signal (S1) or the variable physical amount be set by the user that affects the first control signal (S1).
2. control system according to claim 1 (100), it is characterized in that, the described variable physical amount of variable duration of described second control signal (S2) for having no progeny in sign first control signal (S1), after described duration, described controlled device (2) cuts out or carries out predetermined action.
3. control system according to claim 1 (100), it is characterized in that, described controlled device (2) comprises multiple controlled subdivision, each first control signal (S1) comprises multiple control slot group (SG), each time slot group (SG) produces the control command of a corresponding controlled subdivision respectively, wherein each control slot group (SG) comprises multiple identical time slot (Slot), described second control signal (S2) defines the described variable physical amount of the control command for controlled subdivision jointly for time slot that how many in each the control slot group (SG) in sign first control signal (S1) are identical.
4. the control system (100) according to Claims 2 or 3, it is characterized in that, described controlled device (2) comprises the second port (Port2), and described other control device (3) utilizes the second port (Port2) to send described second control signal (S2) to described controlled device (2).
5. control system according to claim 4 (100), is characterized in that, described other control device (3) is pot or MCU.
6. the control system (100) according to Claims 2 or 3, it is characterized in that, described controlled device (2) is RDM controlled device (2), described first port (Port1) is DMX/RDM port, and described controlled device (2) utilizes the first port (Port1) reception from the RDM order of described DMX control device (1).
7. the control system (100) according to Claims 2 or 3, it is characterized in that, described controlled device (2) comprises load (22) and information process unit (21), and described information process unit (21) receives described second control signal (S2) and described second control signal (S2) is treated to the quantity of load (22) discernible duration or identical time slot (Slot).
8. control system according to claim 7 (100), it is characterized in that, described information process unit (21) comprises detecting unit (211), control module (212), described detecting unit (211) changes its initial setting numerical value according to described second control signal (S2), and the initial set value after described change produces the quantity of described duration or identical time slot (Slot) after control module (212) process.
9. control system according to claim 7 (100), is characterized in that, described load (22) is lamp, motor.
10. control system according to claim 7 (100), is characterized in that, described detecting unit (211) is sensor.
11. control system according to claim 2 (100), is characterized in that, described variable duration is chosen as and is more than or equal to zero.
12. control system according to claim 2 (100), is characterized in that, the maximal value of described variable duration is limited by the bit characterizing this duration.
13. 1 kinds of controls comprise the method for the control system (100) of DMX control device (1) and controlled device (2), comprising:
Described controlled device (2) utilizes the first port (Port1) reception from continuous print first control signal (S1) of described control device (1) to carry out a series of actions; And
Described controlled device (2) receives from other control device (3) or the second control signal (S2) from described DMX control device (1),
Wherein, described second control signal (S2) is defined as independent of the first control signal (S1) or the variable physical amount be set by the user that affects the first control signal (S1).
14. methods according to claim 13, it is characterized in that, the described variable physical amount of variable duration of described second control signal (S2) for having no progeny in sign first control signal (S1), after described duration, described controlled device (2) cuts out or carries out predetermined action.
15. methods according to claim 13, it is characterized in that, described controlled device (2) comprises multiple controlled subdivision, each first control signal (S1) comprises multiple control slot group (SG), each time slot group (SG) produces the control command of a corresponding controlled subdivision respectively, wherein each control slot group (SG) comprises multiple identical time slot (Slot), described second control signal (S2) defines the described variable physical amount of the control command for controlled subdivision jointly for time slot (Slot) that how many in each the control slot group (SG) in sign first control signal (S1) are identical.
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| CN105376916A (en) * | 2015-12-17 | 2016-03-02 | 广州市雅江光电设备有限公司 | Method for configuring RDM function of lamp device based on DMX512 |
| CN110058536A (en) * | 2019-05-07 | 2019-07-26 | 广东熠日照明科技有限公司 | A kind of motion control method shaking lamp |
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