CN206819716U - Wireless LED display board - Google Patents
Wireless LED display board Download PDFInfo
- Publication number
- CN206819716U CN206819716U CN201720410591.9U CN201720410591U CN206819716U CN 206819716 U CN206819716 U CN 206819716U CN 201720410591 U CN201720410591 U CN 201720410591U CN 206819716 U CN206819716 U CN 206819716U
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- Prior art keywords
- led
- control unit
- display board
- wireless
- led display
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Abstract
A kind of wireless LED display board, it includes the LED being arranged in array, it is characterized in that, it includes the drive circuit for driving LED to carry out luminescence display, for carrying out the wireless communication module of radio communication with intelligent terminal, for the control unit for controlling wireless LED display board to work, the LED, drive circuit and wireless communication module electrically connect with described control unit respectively, described control unit is used to be converted into the control information sended over by intelligent terminal to control the LED to be shown by designated mode available for controlling LED to carry out luminous control signal by designated mode.Wireless LED display board of the present utility model can be by the display content and display pattern of intelligent terminal wirelessly controlled LED display board, and its is easy to use, and is limited without use range, can be widely applied to any field of employment.In addition, control module of the present utility model is controlled by receiving dot matrix character data, thus its structure is simpler, function is more practical, is less susceptible to failure.
Description
【Technical field】
LED display boards are the utility model is related to, more particularly to a kind of wireless LED display board.
【Background technology】
LED display boards be applied to life in various places, for example, advertising signboard, chest card, menu, etc..It is most common on the market
LED display boards, be immobilized substance display board, its content is not easy to edit, and can only be shown according to intrinsic pattern.It is aobvious
So, shown according to immobilized substance, various use demands can not be met, be the new use demand of aspect, and with technology
Development, now engender the editable display board of some contents.This display board is typically by being connected through a wired connection, inside it
Provided with control card, control card is connected by Serial Port Line with computer, then by carrying out parameter setting on computers, can be realized aobvious
Show the change of content.The display board of this wired connection, its wiring control is cumbersome, and use is limited by cable, thus suitable
It has been shown that, and can not be used in any place for replacing content infrequently.
【Utility model content】
The utility model aims to solve the problem that above mentioned problem, and display content can arbitrarily be changed by providing one kind, and easy to use
Wireless LED display board.
To achieve the above object, the utility model provides a kind of wireless LED display board, and it includes what is be arranged in array
LED, it is characterised in that it includes driving LED and carries out drive circuit of luminescence display, for being carried out wirelessly with intelligent terminal
The wireless communication module of communication, the control unit for controlling wireless LED display board to work, the drive circuit and radio communication
Module electrically connects with described control unit respectively, and described control unit is used to turn the control information sended over by intelligent terminal
Change into and luminous control signal is carried out by designated mode available for control LED, and send the control signal to the driving
Circuit, the LED is driven to be shown by designated mode by the drive circuit.
The wireless communication module is bluetooth module.
The control information sended over by the intelligent terminal that described control unit receives is dot matrix character data.
The control information sended over by the intelligent terminal that described control unit receives can be used for controlling the LED
Display brightness, display content, speed of having good luck, walk word pattern.
It is described walk word pattern include walk word pattern from left to right, word pattern of being turned left away from the right side, walk from top to bottom word pattern, from
Under up walk word pattern, static display pattern, flickering display pattern, the one or more being shown centered in pattern.
It also includes the memory module for data storage, and the memory module is connected with described control unit.
Its also include power management module, rechargeable battery, the power management module respectively with the drive circuit, control
Unit, wireless communication module and memory module processed are connected, and the rechargeable battery is connected with described control unit, and it can be used for connecting
External power source is connect to be charged.
Described control unit is integrated on same main control chip with the wireless communication module.
Described control unit is connected with the row control port of the LED, and it is used to control certain row LED in the LED
Lamp being lighted or closing, and the input of the drive circuit is connected with described control unit, the output end of the drive circuit with
The row control port connection of the LED, the drive circuit are used to control in the LED under the control of described control unit
Certain row LED being lighted or closing；Pass through logical combination, it is possible to achieve control some LED lamp bead in the LED to light
Or close., can be so that human eye using the afterglow effect of human eye by quickly lighting and closing a series of LED lamp bead
Experience the word or pattern effect shown in the LED.
Favorable attributes of the present utility model are that it efficiently solves above mentioned problem.The utility model is wireless by setting
Communication module, control module and drive circuit so that it can be communicated by bluetooth with intelligent terminal, so as to pass through intelligence
Terminal wireless controls the display content and display pattern of LED display boards, thus use is more convenient, can facilitate user whenever and wherever possible
The change of carry out content set, and limited without use range, and can be widely applied to any field of employment.In addition, this practicality
New control module is controlled by receiving dot matrix character data, thus its structure is simpler, function is more practical, is less susceptible to
Failure.The utility model has the characteristics that simple in construction, easy to use, cost is low, easily widelys popularize.
【Brief description of the drawings】
Fig. 1 is structured flowchart of the present utility model；
Fig. 2 is LED array U5 circuit structure diagram；
Fig. 3 is LED array U6 circuit structure diagram；
Fig. 4 is the circuit theory diagrams of power management module 6；
Fig. 5 is the circuit theory diagrams of drive circuit 2；
Fig. 6 is the circuit theory diagrams of control unit 4；
Fig. 7 is the circuit theory diagrams of memory module 5.
Wherein, LED 1, drive circuit 2, wireless communication module 3, control unit 4, memory module 5, power management module
6th, intelligent terminal 7.
【Embodiment】
The following example is explained further and supplemented to of the present utility model, does not form any limit to the utility model
System.
Wireless LED display board of the present utility model, its broad outlines are that it can receive controlled in wireless, and control it
Display content and display content walk word pattern, and it is by the control information from intelligent terminal 7 of wireless communication receiver
Dot matrix character data form, thus the structure of wireless LED display board of the present utility model is simpler, with better function.
As shown in Fig. 1~Fig. 7, wireless LED display board of the present utility model includes LED 1, drive circuit 2, radio communication
Module 3, control unit 4.Further, it may also include memory module 5, power management module 6 and rechargeable battery.
The LED 1 is arranged in array, according to the size and shape of wireless LED display board, the arrangement shape of the LED 1
Formula can be set as desired.The wireless LED display board both can be larger-size wireless LED display board, can also
It is the less wireless LED display board of size.For example, when being used for dining room signboard, it can be arranged to larger-size wireless LED and show
Show board form；When and for example, for chest card, it can be arranged to the less wireless LED display board form of size.In the present embodiment,
The wireless LED display board is preferably provided to chest card form and used.
Specifically, as shown in Figure 2 to 3, in the present embodiment, the LED can be set to the array of 11 row * 44 row, its
Include two 11*22 LED array：LED array U5 and LED array U6.The row control port of LED array U5, U6 respectively with institute
State drive circuit 2 to connect, the row control port of LED array U5, U6 is connected with described control unit 4 respectively, so as to pass through
The row signal that drive circuit 2 controls LED array U5, U6 is stated, the column signal of LED array U5, U6 is controlled by control unit 4, from
And any one LED can be lighted or close, and then a two field picture or word can completely be shown by progressive scan.
The drive circuit 2 is used to drive the LED 1 to be lighted, itself and described control unit 4, LED 1 and electricity
Source control module 6 connects, and it can be received controls the LED 1 by specified from the control signal that control unit 4 transmits
Pattern is lighted.The drive circuit 2 refers to known technology, and it can be by those skilled in the art according to of the present utility model
Purpose is configured, or drive circuit 2 known to use is realized.
In the present embodiment, as shown in figure 5, the drive circuit 2 by the use of control unit 4 GPIO as input, pass through 3
Line driving chip U4, U7, U8 and phase inverter Q12 export 22 row control signals, to control the row signal of LED array U5, U6.Specifically
, line driving chip U4 output end Y0, Y1, Y2 ... Y7 L1, L2, L3 ... L8 row controls with the LED array U5 respectively
Port processed connection, line driving chip U7 output end Y0, Y1, Y2 ... Y7 L9, L10, L11 with the LED array U5 respectively
And LED array U6 L1, L2, L3, L4, L5 row control port connection, line driving chip U8 output port Y0, Y1, Y2 ...
Y5 is connected with L6, L7, L8 ... L11 row control ports of the LED array U6 respectively.
The wireless communication module 3 is used to carry out radio communication with the intelligent terminal 7 of control.The wireless communication module
3 electrically connect with described control unit 4, and it is used to receive the control information from intelligent terminal 7, and the control information is transferred to
Described control unit 4.The wireless communication module 3 is bluetooth module.
The memory module 5 is used for data storage, and it is electrically connected with described control unit 4 and power management module 6.It is described
Memory module 5 can store data into specified address according to the instruction of control unit 4, and the information that specified address can be read is sent
To control unit 4.During use, it can be additionally used in the related data for the content that storage is shown by LED 1, so as to
The memory function of wireless LED display board is realized, wireless LED display board is opened and carries out in use, can directly display convenient next time
The content once shown, and shown according to the pattern of last time.Known memory module 5 can be selected in the memory module 5,
It can use SPI FLASH, also can store firmware and data using IIC EEPROM.In the present embodiment, as shown in fig. 7,
The memory module 5 is connected from SPIFLASH (U13), the P0_3 pins of its CE# pin and the main control chip U2 of main control unit 4
Connect, its SO pin is connected with main control chip U2 P0_5 pins, and the output end VOUT of its WP# pin and power management module 6 connects
Connecing, its VSS pin ground connection, its VDD pin and HOLD# pins simultaneously connect, and it is connected with the output end VOUT of power management module 6,
Its SCK pin is connected with main control chip U2 P0_0, and its SI pin is connected with main control chip U2 P0_6 pins.In addition, storage
Resistance R3, VDD pin is connected between module U13 CE# pins and VDD pins and HOLD# pins and draws foot meridian capacitor with HOLD#
C5 is grounded.
The voltage that the power management module 6 is used to be converted into the power supply of rechargeable battery needed for modules carries out defeated
Go out, and the power supply output of stable whole system.The power management module 6 can realize the Charge Management of rechargeable battery, overvoltage
The functions such as protection, under-voltage protection.The power management module 6 respectively with described control unit 4, memory module 5, drive circuit 2,
Wireless communication module 3 electrically connects.Known power management module 6 can be selected in the power management module 6, or by art technology
Personnel are configured according to known technology.
In the present embodiment, as shown in figure 4, the power management module has USB port, it can connect charger.Work as USB
After the upper charger of port connection, its VDD_IN pin has 5V inputs, and it is charged by charge controlling chip U3 to rechargeable battery,
And by its CHRG port output signal to control unit 4.Specifically, the power management module includes charge controlling chip
U3, the present embodiment, the charge controlling chip U3 select TP4054 chips.Charge controlling chip U3 GND pin ground connection, its
CHRG pins are connected through resistance R4 with control unit 4.Charge controlling chip U3 VSS pins and the VDD_IN of USB socket draw
Pin connects, and for inputting 5V voltages, and the VSS draws foot meridian capacitor C4 ground connection.The PROG pins of the electric control chip U3 are through electricity
Hinder R10 ground connection.The BAT pins of the charge controlling chip U3 are connected with battery contact 2, and the BAT draws foot meridian capacitor C9 ground connection.
The BAT pins are also connected through resistance R8 with control unit 4.Because cell voltage higher than system uses voltage, therefore, charge control
Chip U3 BAT pins are also connected with low pressure difference linear voltage regulator (LDO) U9, for being exported by low pressure difference linear voltage regulator U9
The operating voltage that system needs, such as 3V or 3.3V.The BAT pins of the charge controlling chip U3 and low pressure difference linear voltage regulator U9
Input VIN and Enable Pin EN connections.AMS3106AM1 cake cores can be selected in the low pressure difference linear voltage regulator U9.The low pressure
Difference linear constant voltage regulator U9 GND ends ground connection, VOUT ends output services voltage D3V3, for for control unit 4, memory module 5, drive
Dynamic circuit 2 provides operating voltage.Low pressure difference linear voltage regulator U9 BYP/PG/ADJ ports are grounded through electric capacity C1.
Described control unit 4 is used for the overall control for realizing system, its respectively with the drive circuit 2, radio communication mold
Block 3, memory module 5, power management module 6 are attached.Described control unit 4 can be used for realizing following control：By wireless
Communication module 3 is communicated with intelligent terminal 7, receives the control information sended over by intelligent terminal 7；Control the driving electricity
Road 2 and control the LED 1 to be shown by designated mode.To make wireless LED display board of the present utility model more logical
With the control information sended over by intelligent terminal 7 that described control unit 4 receives is dot matrix character data, passes through the dot matrix
Word-base data, described control unit 4 can control the brightness of the LED 1, speed of having good luck, walk word pattern.It is described walk word pattern bag
Include but be not limited to walk word pattern from left to right, word pattern of being turned left away from the right side, walk word pattern from top to bottom, walk type matrix from the bottom up
In formula, static display pattern, flickering display pattern, it is shown centered on the one or more of pattern.Public affairs can be selected in described control unit 4
The control chip known, in the present embodiment, from DA14580 chips as main control chip, it has been internally integrated central processing unit
(ARM CORTEX MO) and wireless control module (Bluetooth Smart BASEBAND, RADIO TRANSCEIVER bluetooths
Base band and RF receiving and transmission module), i.e. in the present embodiment, the wireless communication module 3 is integrated in control unit 4.The master control core
Piece U2 can complete wireless communication function, communicated using bluetooth BLE agreements and intelligent terminal 7 and receive information and transmit letter
Breath, it can receive user instruction and control the LED 1 to show the content shown needed for user.
As shown in fig. 6, the main control chip U2 respectively with drive circuit 2, wireless communication module 3, memory module 5, power supply
Management module 6 connects, specifically, in the present embodiment, the main control chip U2 P0_0 pins, P0_3 pins, P0_5 pins, P0_6
The SCK pins with memory module 5, CE# pins, SO pins, SI pins are connected pin respectively, and it is used to carry out with memory module 5
Communication.Main control chip U2 P0_1 pins are connected with charge controlling chip U3 CHRG pins and BAT pins；The main control chip
U2 P2_0 pins, P2_7 pins, P0_4 pins, P3_0 pins, P3_1 pins, P0_7 pins, P3_2 pins, P1_0 pins,
P1_1 pins, P3_6 pins, P1_3 pins, P1_2 pins, P2_5 pins, P2_6 pins, P3_7 pins, P0_2 pins, P2_1
Pin, P2_9 pins, P2_8 pins, SWDIO pins, SW_CLK pins the row control port with LED array U5, U6 respectively
Connection, it is used for the column signal for controlling the LED 1, for control the LED in the LED 1 in a certain row light or
Close.Main control chip U2 P3_3 pins, P2_2 pins, P3_4 pins, P2_4 pins, P3_5 pins drives with the row respectively
Dynamic chip U4, U7, U8 input A1 pins, A2 pins, A0 pins, E1 pins, the connection of E2 pins, it is used to control the row
Driving chip U4, U7, U8 produce row control signal, to control lighting for the LED in LED array U5, U6 in certain a line
Or close.Main control chip U2 VPP draws foot meridian capacitor C3 ground connection；Main control chip U2 NC pins ground connection；The main control chip
U2 RFIOP pins and RFIOm pins is connected via L1, R6, C22, L4 antenna circuit formed with antenna, its be used for launch and
Receive radiofrequency signal；Main control chip U2 XTAL 16Mm pins and XTAL 16Mp pins is connected with crystal oscillator X1, and it is used to produce
Raw hour hands；Main control chip U2 VBAT1V pins ground connection；Main control chip U2 VDCDC_RF pins, SWITCH pins,
VDCDC pins are electrically connected to together via what inductance L2, electric capacity C5 were formed；Main control chip U2 power input VBAT3V
Pin, VBAT_RF pins and reseting port RST pins via inductance F1, electric capacity C7, resistance R11, electric capacity C3 compositions circuit and
Link together, it is used to provide operating voltage for main control chip U2 and realize to reset；Main control chip U2 XTAL32Km
Pin and XTAL32Kp pins are hanging.
Thereby, wireless LED display board of the present utility model is just formd, it passes through wireless communication module 3 and intelligent terminal 7
Bluetooth communication is carried out, then controls the display of LED 1：Display brightness, display content, speed of having good luck, walk word pattern etc..It is described
Intelligent terminal 7 includes but is not limited to smart mobile phone, tablet personal computer, wireless control terminal etc..In use, when of the present utility model
After wireless LED display board and the intelligent terminal of user 7 establish bluetooth connection, user is controlled by its intelligent terminal 7, now
Wireless LED display board can receive the control information from intelligent terminal 7, be then controlled by it unit 4 and control the driving electricity
Road 2 so that the LED 1 is shown according to specified pattern, so as to realize controlled in wireless display content and display pattern.
Wireless LED display board of the present utility model is controlled by then passing through bluetooth, thus its is easy to use, can be widely applied to
A variety of occasions.Further, since wireless LED display board of the present utility model is controlled display by receiving dot matrix character data,
Therefore character or picture to be shown, can be inputted, and realize form by intelligent terminal 7 by user in intelligent terminal 7
Conversion, the arithmetic element without setting complexity on wireless LED display board can easily realize the conversion of form, thus its
The wireless LED display board structure of the present utility model that can make is simpler, it is easier to and realize, and reduce cost and manufacture difficulty, and
It is more easily extensible its function and control mode.
Although being disclosed by above example to the utility model, the scope of the utility model is not limited to
In this, under conditions of conceiving without departing from the utility model, it is similar that each component of the above can use art personnel to understand
Or equivalent element is replaced.
Claims (9)
1. a kind of wireless LED display board, it includes the LED (1) being arranged in array, it is characterised in that it includes driving LED
(1) carry out luminescence display drive circuit (2), for intelligent terminal (7) carry out radio communication wireless communication module (3),
For the control unit (4) for controlling wireless LED display board to work, the LED (1), drive circuit (2) and wireless communication module
(3) electrically connected respectively with described control unit (4), described control unit (4) is used for the control that will be sended over by intelligent terminal (7)
Information processed is converted into can be used for control LED (1) to carry out luminous control signal by designated mode and control the LED (1)
Shown by designated mode.
2. wireless LED display board as claimed in claim 1, it is characterised in that the wireless communication module (3) is bluetooth mould
Block.
3. wireless LED display board as claimed in claim 1, it is characterised in that described control unit (4) receive by the intelligence
The control information that energy terminal (7) sends over is dot matrix character data.
4. wireless LED display board as claimed in claim 3, it is characterised in that described control unit (4) receive by the intelligence
The control information that energy terminal (7) sends over can be used for controlling the display brightness of the LED (1), display content, speed of having good luck
Spend, walk word pattern.
5. wireless LED display board as claimed in claim 4, it is characterised in that it is described walk word pattern include have good luck from left to right
Pattern, word pattern of turning left away from the right side, word pattern is walked from top to bottom, walks word pattern, static display pattern, flickering display from the bottom up
Pattern, the one or more being shown centered in pattern.
6. wireless LED display board as claimed in claim 1, it is characterised in that it also includes the storage mould for data storage
Block (5), the memory module (5) are connected with described control unit (4).
7. wireless LED display board as claimed in claim 6, it is characterised in that it also includes power management module (6), can filled
Battery, the power management module (6) respectively with the drive circuit (2), control unit (4), wireless communication module (3) and
Memory module (5) is connected, and the rechargeable battery is connected with the power management module (6), and it can be used for connecting external power source
Charged.
8. wireless LED display board as claimed in claim 7, it is characterised in that described control unit (4) and the radio communication
Module (3) is integrated on same main control chip.
9. wireless LED display board as claimed in claim 8, it is characterised in that described control unit (4) and the LED (1)
The connection of row control port, it is used to control lighting or closing for certain row LED in the LED (1), the drive circuit
(2) input is connected with described control unit (4), the output end of the drive circuit (2) and the row control terminal of the LED
Mouth connection, the drive circuit (2) are used to control certain row LED in the LED (1) under the control of described control unit (4)
Light or close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410591.9U CN206819716U (en) | 2017-04-18 | 2017-04-18 | Wireless LED display board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410591.9U CN206819716U (en) | 2017-04-18 | 2017-04-18 | Wireless LED display board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206819716U true CN206819716U (en) | 2017-12-29 |
Family
ID=60751860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720410591.9U Expired - Fee Related CN206819716U (en) | 2017-04-18 | 2017-04-18 | Wireless LED display board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206819716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986736A (en) * | 2018-08-08 | 2018-12-11 | 深圳市智童乐慧科技有限公司 | A kind of full color LED dot matrix |
| CN109645973A (en) * | 2019-02-22 | 2019-04-19 | 太极石股份有限公司 | Tai Ji stone clothes microcirculation in human body and physiological parameter monitor and its monitoring method |
-
2017
- 2017-04-18 CN CN201720410591.9U patent/CN206819716U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986736A (en) * | 2018-08-08 | 2018-12-11 | 深圳市智童乐慧科技有限公司 | A kind of full color LED dot matrix |
| CN109645973A (en) * | 2019-02-22 | 2019-04-19 | 太极石股份有限公司 | Tai Ji stone clothes microcirculation in human body and physiological parameter monitor and its monitoring method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20190418 |
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| CF01 | Termination of patent right due to non-payment of annual fee |