CN104363684B - A kind of control method being applicable to the different LED lamp of pixel - Google Patents
A kind of control method being applicable to the different LED lamp of pixel Download PDFInfo
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- CN104363684B CN104363684B CN201410700866.3A CN201410700866A CN104363684B CN 104363684 B CN104363684 B CN 104363684B CN 201410700866 A CN201410700866 A CN 201410700866A CN 104363684 B CN104363684 B CN 104363684B
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Abstract
The present invention relates to field of lighting devices, be specifically related to a kind of control method being applicable to the different LED lamp of pixel.The technical scheme is that: a kind of control method being applicable to the different LED lamp of pixel, including Connection Step, setting steps, transmission address frame step, check whether fully loaded step, transmission inquiry frame step and feedback step.It is an object of the invention to provide a kind of control method being applicable to the different LED lamp of pixel, the problem that not only can solve to be only capable of same channels number light fixture realizes address distribution, control end when communication failure or address are repeated and may know that fault light fixture number, it is simple to malfunction elimination.
Description
Technical field
The present invention relates to field of lighting devices, be specifically related to a kind of controlling party being applicable to the different LED lamp of pixel
Method.
Background technology
The luminaire that LED is little as energy consumption, luminous efficiency is high, volume is little, is used widely in recent years, frequent application
In all kinds of city lighting engineerings.In use, a luminaire usually contains multiple separate LED, needs that
This coordinates the illuminating effect that could form personalization, and this is accomplished by a control end and effectively controls these multiple LED
System.
Notification number is that the patent document of CN 102448219 A discloses a kind of control system for LED, comprises control
Multiple main websites LED that platform processed is connected with control station and the slave station LED being connected with main website LED, reduce in such a way
Controlling cost, such mode is also by the most widely used, but such control mode has two defects: 1, the most multiple
During LED hybrid junction, it is not necessarily the light fixture of same pixel, is frequently present of the hybrid junction of different pixels point LED lamp, and present
Writing location mode for multiple LED is one address of a LED, so has a certain of multiple pixel control one
The when of individual LED, need from substantial amounts of LED, find this lamp, and it is individually operated, extremely inconvenience；2、
Prior art controls end and LED is all one-way communication, and each control end is controlled the size for LED and also existed
Limit, workman can often have error connecting lamp when, there is situation about connecting more, beyond the transformation of control end, and
When some LED breaks down when, it is impossible on control end, the very first time observes.
Summary of the invention
It is an object of the invention to provide a kind of control method being applicable to the different LED lamp of pixel, not only can solve
It is only capable of same channels number light fixture is realized the problem of address distribution, controls end when communication failure or address are repeated and may know that fault
Light fixture number, it is simple to malfunction elimination.
It is different that the above-mentioned technical purpose of the present invention has the technical scheme that one is applicable to pixel
The control method of LED lamp, comprise the following steps:
1), Connection Step: multiple control ends and a master control end being connected, each controls end and passes through data/address bus
Connecting and have multiple LED, each described LED is all only connected with a described data/address bus, now each described LED
Pixel be set to a node, between described LED and described control end use two-way communication.
2), setting steps: include broadcast address setting steps and descendant node address frame setting steps；Broadcast address sets
Putting step is to arrange first described address of node needing communication, and ensures that node described in each only one is connected to institute
State on data/address bus；Descendant node address frame setting steps is the address frame arranging a descendant node on each node.
3), address frame step is sent: described control end sends address frame and enters to first described node, first described node
Row signal feedback.
4), fully loaded step is checked whether: calculate after the signal feedback that described control end receives described node, be
The no quantity having reached described control end control node is reached the standard grade, if reaching, sends fully loaded termination signal, if not up to,
Carry out next step.
5) inquiry frame step, is sent: described control end sends inquiry frame step to node this described.
6), feedback step: this described node back channel information and set first address information give described control end, described
Back channel information, for having issued the verification of data, described has set first address information then for parameter feedback, described control end receipts
Next described address of node information can be calculated after replying to this parameter.
7) step is repeated: after described control end obtains next the described address of node information calculated, to this address
Node repeats the above step 2 operation to step 6.
Step 1 is preparation process to step 2, by described control end, controls the hard of bus, multiple LED and master control end
Part connects, and sets address frame on described control end, consists of for first pixel step 3 to step 6
Described node operate, send address frame and inquiry frame, according to the information feedback of described node carry out solve frame, if reaching
Maximum node number then terminates, if feedback data solution frame the most then calculates the address of next node, enters next node
Row step 3, to the repetitive operation of step 6, so on the one hand uses two-way communication between described LED and described control end,
Using the mode of two-way communication, described control end can receive the data back coming from described pixel, hence for communication event
When the quantity of barrier or described pixel is arranged beyond the transformation that described control end is controlled, user can observe, just
In malfunction elimination, on the other hand, be not that a LED is set to a node, but using a single pixel as
One single addressed nodes, thus the LED lamp mixed connection operation for different pixels point provides possibility, and can unify
Operation, it is not necessary to extra data call and data are found.
Preferred as the present invention, also includes tolerance step after described feedback step, described tolerance step is for working as
State control end and receive the described channel information of a certain node feedback and the described first address information that set carries out solving frame, solve frame correct the most then
Carrying out next step, if it is incorrect to solve frame, described control end repeatedly sends described inquiry frame, solves frame after repeatedly sending
Correct then enter next step, if solving frame or mistake after repeatedly sending, send termination signal.
Preferred as the present invention, the number of times repeating to send inquiry frame after described control end solution frame mistake is 3 times.
In sum, there is advantages that
1, each pixel is operated as single node so that a described control end can control multiple
Comprise the LED of different pixels point, it is not necessary to additionally call different control programs.
2, data terminal and node use duplex channel to carry out data communication, and described control end can be according to the feedback letter of node
Breath measures full signal, and user can also detect fault light fixture number at communication failure or address when repeating, it is simple to investigation.
Accompanying drawing explanation
Fig. 1 is the data block diagram of embodiment 1；
Fig. 2 is the hardware connection diagram of embodiment 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
The present embodiment can be made after reading this specification by member as required does not has the amendment of creative contribution, but as long as at this
All protected by Patent Law in the right of invention.
Embodiment 1, as depicted in figs. 1 and 2: a kind of control method being applicable to the different LED lamp of pixel, including with
Lower step:
1), Connection Step: multiple control ends and a master control end being connected, each controls end and passes through data/address bus
Connecting and have multiple LED, each described LED is all only connected with a described data/address bus, now each described LED
Pixel be set to a node, use two-way communication between described LED and described control end, use two-way communication
Mode, described control end can receive the data back coming from described pixel, hence for communication failure or described pixel
When the quantity of point is arranged beyond the transformation that described control end is controlled, user can observe, it is simple to malfunction elimination, another
Aspect, is not that a LED is set to a node, but is saved as a single address by a single pixel
Point, thus the LED lamp mixed connection operation for different pixels point provides possibility, and can be with unified operation, it is not necessary to extra
Data call and data are found.
2), setting steps: include broadcast address setting steps and descendant node address frame setting steps；Broadcast address sets
Putting step is to arrange first described address of node needing communication, and ensures that node described in each only one is connected to institute
State on data/address bus；Descendant node address frame setting steps is the address frame arranging a descendant node on each node.
3), address frame step is sent: described control end sends address frame and enters to first described node, first described node
Row signal feedback.
4), fully loaded step is checked whether: calculate after the signal feedback that described control end receives described node, be
The no quantity having reached described control end control node is reached the standard grade, if reaching, sends fully loaded termination signal, if not up to,
Carry out next step.
5) inquiry frame step, is sent: described control end sends inquiry frame step to node this described.
6), feedback step: this described node back channel information and set first address information give described control end, described
Back channel information, for having issued the verification of data, described has set first address information then for parameter feedback, described control end receipts
Next described address of node information can be calculated after replying to this parameter.
7) step is repeated: after described control end obtains next the described address of node information calculated, to this address
Node repeats the above step 2 operation to step 6.
Step 1 is preparation process to step 2, by described control end, controls the hard of bus, multiple LED and master control end
Part connects, and sets address frame on described control end, consists of for first pixel step 3 to step 6
Described node operate, send address frame and inquiry frame, according to the information feedback of described node carry out solve frame, if reaching
Maximum node number then terminates, if feedback data solution frame the most then calculates the address of next node, enters next node
Row step 3, to the repetitive operation of step 6, so on the one hand uses two-way communication between described LED and described control end,
Using the mode of two-way communication, described control end can receive the data back coming from described pixel, hence for communication event
When the quantity of barrier or described pixel is arranged beyond the transformation that described control end is controlled, user can observe, just
In malfunction elimination, on the other hand, be not that a LED is set to a node, but using a single pixel as
One single addressed nodes, thus the LED lamp mixed connection operation for different pixels point provides possibility, and can unify
Operation, it is not necessary to extra data call and data are found.
Also including tolerance step after described feedback step, described tolerance step is for receiving a certain joint when described control end
Described channel information and the described first address information that set of some feedback carry out solving frame, solve frame and the most then carry out next step, if solving
Frame is incorrect, and described control end repeatedly sends described inquiry frame, solves frame and the most then enter next step after sending for 3 times,
If solving frame or mistake after sending for 3 times, send termination signal.
Claims (3)
1. the control method being applicable to the different LED lamp of pixel, it is characterised in that: it is different that this kind is applicable to pixel
The control method of LED lamp comprise the following steps:
1), Connection Step: multiple control ends and a master control end being connected, each is controlled end and is connected by data/address bus
Having multiple LED, each described LED is all only connected with a described data/address bus, the now picture of each described LED
Vegetarian refreshments is set to a node, uses two-way communication between described LED and described control end；
2), setting steps: include broadcast address setting steps and descendant node address frame setting steps；Broadcast address arranges step
Rapid for arrange first described address of node needing communication, and ensure that node described in each only one is connected to described number
According in bus；Descendant node address frame setting steps is the address frame arranging a descendant node on each node；
3), address frame step is sent: described control end sends address frame and carries out letter to first described node, first described node
Number feedback；
4), fully loaded step is checked whether: calculate after the signal feedback that described control end receives described node, if
Controlling the transformation of node through reaching described control end, if reaching, sending fully loaded termination signal, if not up to, carrying out
Next step；
5) inquiry frame step, is sent: described control end sends inquiry frame step to node this described；
6), feedback step: this described node back channel information and set first address information give described control end, described feedback
Channel information, for having issued the verification of data, described has set first address information then as parameter feedback, and described control end receives this
Parameter can calculate next described address of node information after replying；
7) step is repeated: after described control end obtains next the described address of node information calculated, the node to this address
Repeat the above step 2 operation to step 6.
A kind of control method being applicable to the different LED lamp of pixel the most according to claim 1, it is characterised in that:
Also including tolerance step after described feedback step, described tolerance step is when described control end receives a certain node feedback
Described channel information and the described first address information that set carry out solving frame, solve frame and the most then carry out next step, if it is incorrect to solve frame
The most described control end repeatedly sends described inquiry frame, solves frame and the most then enters next step, repeatedly send out after repeatedly sending
Solving frame or mistake afterwards if sending, sending termination signal.
A kind of control method being applicable to the different LED lamp of pixel the most according to claim 2, it is characterised in that:
The number of times repeating to send inquiry frame after described control end solution frame mistake is 3 times.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410700866.3A CN104363684B (en) | 2014-11-28 | 2014-11-28 | A kind of control method being applicable to the different LED lamp of pixel |
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| CN201410700866.3A CN104363684B (en) | 2014-11-28 | 2014-11-28 | A kind of control method being applicable to the different LED lamp of pixel |
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| CN104363684A CN104363684A (en) | 2015-02-18 |
| CN104363684B true CN104363684B (en) | 2016-08-24 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1802682A (en) * | 2003-07-31 | 2006-07-12 | 富士通先端科技株式会社 | Screen image display device |
| CN101561109A (en) * | 2009-05-13 | 2009-10-21 | 华南理工大学 | Method for displaying light effects based on primary function mode |
| CN102338342A (en) * | 2010-07-28 | 2012-02-01 | 广东德豪润达电气股份有限公司 | Internal control type LED (light-emitting diode) nixie tube system and control method thereof |
| CN102610187A (en) * | 2011-01-24 | 2012-07-25 | 利亚德光电股份有限公司 | Method and system for controlling LED (light-emitting diode) pixel points, and LED display |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE341068T1 (en) * | 1999-03-24 | 2006-10-15 | Avix Inc | FULL COLOR LED DIODE DISPLAY SYSTEM |
-
2014
- 2014-11-28 CN CN201410700866.3A patent/CN104363684B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1802682A (en) * | 2003-07-31 | 2006-07-12 | 富士通先端科技株式会社 | Screen image display device |
| CN101561109A (en) * | 2009-05-13 | 2009-10-21 | 华南理工大学 | Method for displaying light effects based on primary function mode |
| CN102338342A (en) * | 2010-07-28 | 2012-02-01 | 广东德豪润达电气股份有限公司 | Internal control type LED (light-emitting diode) nixie tube system and control method thereof |
| CN102610187A (en) * | 2011-01-24 | 2012-07-25 | 利亚德光电股份有限公司 | Method and system for controlling LED (light-emitting diode) pixel points, and LED display |
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| CN104363684A (en) | 2015-02-18 |
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Address after: 313000 Zhejiang Jingri Lighting Technology Co., Ltd. at the junction of Jingwu Road and Huzhi Avenue in Wuxing District, Huzhou City, Zhejiang Province Patentee after: Zhejiang Jingri Science and Technology Co., Ltd. Address before: 313000 Zhejiang Jingri Lighting Technology Co., Ltd. at the junction of Jingwu Road and Huzhi Avenue in Wuxing District, Huzhou City, Zhejiang Province Patentee before: Zhejiang Jingri Lighting Technology Co., Ltd. |
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Address after: 313000 Zhejiang city of Huzhou Province in Eastern New District Road No. 2008 Patentee after: Zhejiang Jingri Science and Technology Co.,Ltd. Address before: 313000 Wuxing City, Zhejiang Province, by the way of the road and the intersection of the Lake Avenue, Zhejiang, crystal sun lighting technology Co., Ltd., five Patentee before: Zhejiang Jingri Science and Technology Co.,Ltd. |