The LED intelligence control system
Technical field
The utility model relates to the LED field of display devices, relates in particular to the LED intelligence control system of various LED display devices such as a kind of LED of being applicable to light fixture, LED screen, LED lamp bar.
Background technology
From LED display application development so far, the LED control appliance possesses following characteristics: 1, control device complexity, control mode are single, and be very difficult to aspects such as many color demonstration, the controls of many display modes; 2, during control many LED equipment to aspect hypofunctions such as the display synchronization between the equipment, Comprehensive Control; 3, only be fit to be subjected to when the control of LED display device is controlled simultaneously to the many LED of big system less on a small scale Power Limitation can't realize that extensive big system controls; 4, the nearly system wiring complexity of control signal transmission range, difficulty of construction is big, the stability shortcoming; 5, maintenance cost height, upgrading bother in the future.
Therefore, the control control mode that how to solve LED intelligence control system in the prior art is single, be not suitable for that many LED equipment is controlled simultaneously, the problem of cost height, construction maintenance inconvenience and autgmentability difference, become the technical problem that current urgent need solves.
The utility model content
The purpose of this utility model provides a kind of LED intelligence control system, is applicable to all kinds of LED display devices are controlled.
The utility model provides a kind of LED intelligence control system, it comprises computer, main control module, at the expansion module and the transmission sending module of different LED display device, the transmission sending module is connected to the USB mouth of computer, the embedded transmission receiver module of main control module, it keeps being connected with described transmission sending module, main control module is connected by cable with expansion module, and expansion module inserts LED power supply and LED equipment.
Compared with prior art, LED intelligence control system of the present utility model has following advantage: be characterized in 1, realizing that many colors show, as the RGB three-color LED light, can realize that the colourity of 65536 kinds of colors shows, to monochromatic LED lamp, can realize that 65536 grades of gray scales show; 2, can realize extensive LED Equipment Control, a master control can connect a plurality of expansion control modules or transmission expansion control module, realize the control of different mode according to the address code of expansion control module or transmission expansion control module, expand control module or transmit the expansion control module for one and can connect in a plurality of LED display devices, this module connects the control of LED display device common mode, expansion control module or transmission expansion control module can connect the LED display device and how much be subjected to that the power that connects limits on this module, a transmission sending module can connect some main control modules simultaneously, and each main control module can be realized Synchronization Control after being connected by wireless or 485 interfaces; 3, can realize the control of great power LED display device, single control module just can realize the following LED display device control of 1500W, the big system of multimode even many master controls just can realize that very many LED control appliances are by a software platform control, the automatic control that each display terminal also can be realized synchronously or go up At All Other Times.
Description of drawings
Fig. 1 is the system block diagram of LED intelligence control system of the present utility model.
Fig. 2 is the frame diagram of main control module of the present utility model.
Fig. 3 is the frame diagram of transmission sending module of the present utility model.
Fig. 4 is expansion control module of the present utility model or transmission expansion control module hardware frame figure.
Embodiment
See also Fig. 1, LED intelligence control system of the present utility model, it comprises computer, main control module, at the expansion module of different LED display device, and the transmission sending module that is used to transmit.The transmission sending module is connected to USB interface of computer, installation system Control Software in the computer.The embedded transmission receiver module of main control module, it is used for carrying out wireless connections with the transmission sending module.Main control module is connected by cable with expansion module, expansion module is used to insert LED power supply and LED equipment, expansion module comprises expansion control module or transmission expansion control module, and wherein, transmission expansion control module is connected with main control module by RS485 or RS232 interface.
Computer is connected with the transmission sending module by the USB connecting line, installation and control software on computers, computer reaches the transmission sending module by Control Software with control signal, and the transmission sending module is sent to main control module by the radio wave mode with control signal; Computer control software also can write the SD card with file mode with control signal, then the SD card is inserted main control module, and main control module reads control documents on the SD card.
Main control module is sent to according to different expansion modules address control signal the expansion control module or the transmission expansion control module of needs control with control signal, the control power supply outputed to LED equipment after expansion control module or transmission expansion control module received control signal, to realize the demonstration to LED equipment.
Described computer frequency is CPU, internal memory, hard disk and the video card of 1G at least of 16M at least of 166M at least.Described transmission sending module adopts 433M RF control module.
As shown in Figure 2, described main control module comprises RF module, memory module, CPU(central processing unit), SD card, LED RGB drive part, 485 Synchronization Control part and clock circuit.
As shown in Figure 3, described transmission sending module comprises USB interface, CPU and RF module.
As shown in Figure 4, described expansion control module or transmission expansion control module adopt identical module setting, comprise control signal input unit, input and output isolated location and LED RGB driver element.
In the described LED intelligence control system, described transmission sending module is connected by USB interface with computer, and main control module is connected by LED RGB drive part with expansion control module or transmission expansion control module.A main control module can connect a plurality of expansion control modules or transmission expansion control module simultaneously.Expansion control module or transmission expansion control module can connect a plurality of LED display devices simultaneously, and it is identical that expansion control module or transmission expansion control module connect all LED display device display modes.
In sum, LED intelligence control system of the present utility model has following advantage: 1, it realizes that many colors show, as the RGB three-color LED light, can realize that the colourity of 65536 kinds of colors shows, to monochromatic LED lamp, can realize that 65536 grades of gray scales show; 2, can realize extensive LED Equipment Control.A master control can connect a plurality of expansion control modules or transmission expansion control module, realize the control of different mode according to the address code of expansion control module or transmission expansion control module, expand control module or transmit the expansion control module can connect in a plurality of LED display devices for one, this module connects the control of LED display device common mode.Expansion control module or transmission expansion control module can connect the LED display device and how much be subjected to that the power that connects limits on this module.A transmission sending module can connect some main control modules simultaneously, and each main control module can be realized Synchronization Control after being connected by wireless or 485 interfaces; 3, can realize the control of great power LED display device, single control module just can realize the control of 1500W following (only relevant with the power supply function that is connected with module) LED display device, the big system of multimode even many master controls just can realize that very many LED control appliances are by a software platform control, the automatic control that each display terminal also can be realized synchronously or go up At All Other Times.