CN209199509U - Remote control type electronics several drawing board - Google Patents
Remote control type electronics several drawing board Download PDFInfo
- Publication number
- CN209199509U CN209199509U CN201821877714.0U CN201821877714U CN209199509U CN 209199509 U CN209199509 U CN 209199509U CN 201821877714 U CN201821877714 U CN 201821877714U CN 209199509 U CN209199509 U CN 209199509U
- Authority
- CN
- China
- Prior art keywords
- shift register
- pins
- pin
- minimum system
- chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Selective Calling Equipment (AREA)
- Optical Communication System (AREA)
Abstract
The utility model discloses a kind of remote control type electronics several drawing boards, including power supply terminal, IR remote controller, integrated infrared receiving terminal, single-chip minimum system, shift register, LED dot matrix, LED dot matrix is fixed on the wall by plank, power supply terminal, integrated infrared receiving terminal, single-chip minimum system, shift register are welded on one piece of circuit board top, circuit board is fixed on the lower section of plank on wall, and power supply terminal provides electric energy.The utility model structure is simple, easy to use, is convenient to the teaching to child, increases the learning interest of child, reliable performance, cheap.
Description
Technical field
The utility model belongs to teaching aid field, is related to a kind of remote control type electronics several drawing board.
Background technique
IR remote controller is to pass to key information using an infrared light-emitting diode as carrier using infrared light and connect
The equipment of receiving end.Infrared light is sightless for human eye, therefore will not influence the vision of people using IR remote controller.It is infrared distant
Control device generally uses 38KHz frequency.IR remote controller is by infrared receiver and transmit circuit, signal conditioning circuit, controller
And data storage, keyboard and condition indication circuit composition.
Infrared receiver it is more commonly used be 1838 integrated infrared receiving terminals, infrared receiving circuit is integrated in one by producer
In element, internal circuit includes infrared monitoring diode, amplifier, limiter, bandpass filter, integrating circuit, comparator etc..
After infrared monitoring diode monitor to infrared signal, signal is sent to amplifier and limiter, limiter controls impulse amplitude
In certain level, regardless of the distance of infrared transmitter and receiver distance.AC signal enters bandpass filter, band logical filter
Wave device can enter comparator, comparator output by demodulator circuit and integrating circuit by the negative carrier of 30KHz to 60KHz
Low and high level restores the signal waveform of transmitting terminal.1838 integrated infrared receiving terminals have 3 pins, including power supply foot, ground connection
With signal output pin.
74HC595 is the shift register of a 8 Bits Serials input, parallel output, and parallel output is ternary output.Output
Register can be removed directly, the transposition frequency with 100MHz.The shift register has 16 pins.
One chip microcomputer abbreviation single-chip microcontroller is typical embedded microcontroller (Microcontroller
Unit), the abbreviation MCU for commonly using English alphabet indicates single-chip microcontroller, it is employed in industrial control field earliest.Single-chip microcontroller seeps at present
The every field for arriving our lives thoroughly, is almost difficult to find which field does not have the trace of single-chip microcontroller.Single-chip microcontroller is transported by program
Capable, and can modify.Those skilled in the art can be realized different without creative work by different programs
Function, by program, the control LED light that can be convenient with single-chip microcontroller, charactron light the revolving speed with motor, it may be convenient to
It generates various random digits and carries out operation.The high intelligence of product, high efficiency and high reliability may be implemented by program.
Summary of the invention
The purpose of this utility model is that designing a kind of simple structure, easy to use, reliable performance, cheap remote control
Formula electronics several drawing board generates a variety of geometric figures by remote control mode, is convenient to the teaching to child.
To achieve the above objectives, the present invention adopts the following technical solutions:
Remote control type electronics several drawing board, including power supply terminal, IR remote controller, integrated infrared receiving terminal, single-chip microcontroller are most
Mini system, shift register, LED dot matrix, LED dot matrix is fixed on the wall by plank, power supply terminal, integrated infrared receiver
Head, single-chip minimum system, shift register are welded on one piece of circuit board top, and circuit board is fixed on the lower section of plank on wall,
Power supply terminal provides electric energy；
The single-chip minimum system includes single-chip microcontroller, P0 mouthfuls of pull-up resistors, clock circuit and reset circuit, single-chip microcontroller
The single-chip microcontroller of minimum system has 40 pins；
The power supply terminal exports 5 volts of DC power supplies, and anode connects 40 pins of single-chip microcontroller in single-chip minimum system, bears
Pole connects 20 pins of single-chip microcontroller in single-chip minimum system；
The shift register includes the first shift register and the second shift register, the first shift register and the
Two shift registers are all 74HC595 chips, and the first shift register and the second shift register have 16 pins respectively, first
8th pin of shift register and the second shift register is connected the cathode of access power supply terminal, the first shift register and the
16th pin of two shift registers, which is connected, accesses the anode of power supply terminal, and 14 pins of the second shift register access single-chip microcontroller
1 pin of single-chip microcontroller in minimum system, 14 pins of 9 pins the first shift register of access of the second shift register, first
11st pin of shift register and the second shift register, which is connected, accesses 2 pins of single-chip microcontroller in single-chip minimum system, the
12nd pin of one shift register and the second shift register, which is connected, accesses 3 pins of single-chip microcontroller in single-chip minimum system,
13rd pin of the first shift register and the second shift register, which is connected, accesses 4 pipes of single-chip microcontroller in single-chip minimum system
10th pin of foot, the first shift register and the second shift register, which is connected, accesses the anode of power supply terminal；
The LED dot matrix has 64 LED light, each LED light has positive and negative two pins, and 8 rows are pressed on one piece of plank
8 column 64 LED light of arrangement install each LED light and need to bore 2 holes, positive and negative two pipes of each LED light on plank
Foot carries out line after passing through the two holes, and the anode of the every a line LED light of 8 row LED light is linked together and distinguished with conducting wire respectively
15,1,2,3,4,5,6,7 pins of the first shift register are accessed, the cathode of each column LED light of 8 column LED light uses conducting wire respectively
15,1,2,3,4,5,6,7 pins of the second shift register are respectively connected to after the resistance for one one kilo-ohm of the concatenation that links together；
The integrated infrared receiving terminal has 3 pins, and pin 3 connects the anode of power supply terminal, 2 power supply terminal of pin
Cathode, pin 1, which is connected, connects 12 pins of single-chip microcontroller in single-chip minimum system after one one kilo-ohm of resistance.
The IR remote controller has 21 keys.
The benificial effect of the utility model is to 1, structure is simple: LED dot matrix (6) is mounted on child classroom by plank
On wall；2, easy to use: to can produce 21 kinds of geometric figures by 21 commercially available key and infrared remote control devices, be convenient to the religion to child
It learns, increases the learning interest of child；3, reliable performance；4, cheap.
Detailed description of the invention
Fig. 1 is the utility model remote control type electronics several drawing board structural schematic diagram；
Fig. 2 is the utility model remote control type electronics several drawing board control system circuit figure；
Fig. 3 is the utility model remote control type electronics several drawing board shift-register circuit figure；
Fig. 4 is the utility model remote control type electronics several drawing board LED dot matrix circuit diagram.
Specific embodiment
Specific embodiment of the present utility model is illustrated with reference to the accompanying drawing.
Referring to Fig. 1, remote control type electronics several drawing board, including power supply terminal 1, IR remote controller 2, integrated infrared receiving terminal
3, single-chip minimum system 4, shift register 5, LED dot matrix 6, LED dot matrix 6 is fixed on the wall by plank, power supply terminal 1,
Integrated infrared receiving terminal 3, single-chip minimum system 4, shift register 5 are welded on one piece of circuit board top, and circuit board is fixed
The lower section of plank on the wall, power supply terminal 1 provide electric energy；
Referring to fig. 2, the single-chip minimum system 4 includes single-chip microcontroller, P0 mouthfuls of pull-up resistors, clock circuit and resets electricity
Road, the single-chip microcontroller of single-chip minimum system 4 have 40 pins；The power supply terminal 1 exports 5 volts of DC power supplies, and anode connects
40 pins of single-chip microcontroller in single-chip minimum system 4, cathode connect 20 pins of single-chip microcontroller in single-chip minimum system 4；Described
Integrated infrared receiving terminal 3 has 3 pins, and pin 3 connects the anode of power supply terminal 1, the cathode of 2 power supply terminal 1 of pin, pin
12 pins of single-chip microcontroller in single-chip minimum system 4 are connected after the resistance of 1 one one kilo-ohm of series connection；
Referring to Fig. 3, the shift register 5 includes the first shift register 5-1 and the second shift register 5-2, the
One shift register 5-1 and the second shift register 5-2 is 74HC595 chip, the displacement of the first shift register 5-1 and second
Register 5-2 has 16 pins, the connected access of the 8th pin of the first shift register 5-1 and the second shift register 5-2 respectively
The cathode of power supply terminal 1, the 16th pin, which is connected, accesses the anode of power supply terminal 1, the 14 pins access of the second shift register 5-2
9 pins of 1 pin of single-chip microcontroller in single-chip minimum system 4, the second shift register 5-2 access the first shift register 5-1
14 pins, the 11st pin of the first shift register 5-1 and the second shift register 5-2 is connected access single-chip minimum system
The 12nd pin of 2 pins of single-chip microcontroller in 4, the first shift register 5-1 and the second shift register 5-2, which are connected, accesses single-chip microcontroller
The 13rd pin of 3 pins of single-chip microcontroller in minimum system 4, the first shift register 5-1 and the second shift register 5-2 are connected
Enter 4 pins of single-chip microcontroller in single-chip minimum system 4, the 10th pipe of the first shift register 5-1 and the second shift register 5-2
Foot, which is connected, accesses the anode of power supply terminal 1；
Referring to fig. 4, the LED dot matrix 6 has 64 LED light, each LED light has positive and negative two pins, in one block of wood
On plate by 8 rows 8 column arrangement 64 LED light, install each LED light need on plank bore 2 holes, each LED light just,
Minus two pins carry out line after passing through the two holes, and the anode of the every a line LED light of 8 row LED light is connected to one with conducting wire respectively
Play and be respectively connected to 15,1,2,3,4,5,6,7 pins of the first shift register 5-1, the cathode of each column LED light of 8 column LED light
Respectively with conducting wire link together 15 that the second shift register 5-2 is respectively connected to after one one kilo-ohm of resistance of concatenation, 1,2,
3,4,5,6,7 pin.
The IR remote controller 2 has 21 keys.
The utility model first punches on plank or other plates, and LED dot matrix 6 is fixed on plank, is then consolidated plank
Determine on the wall, 21 key and infrared remote control devices 2, integrated infrared receiving terminal 3 are commercial products, matched single-chip microcontroller minimum system
21 kinds of graph datas are stored inside single-chip microcontroller in system 4 in advance, press the different key of IR remote controller 2, integration is infrared to be connect
It is also different to receive the signal that head 3 receives, after single-chip minimum system 4 detects signal, LED point is controlled by shift register 5
Battle array 6 generates different geometric figures.LED dot matrix 6 is mounted on the wall in child classroom by plank, can be produced by remote control mode
Raw 21 kinds of geometric figures, are convenient to the teaching to child, increase the learning interest of child.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms, such as increases again
Add 2 pieces of 74HC595 shift register chips, the LED dot matrix of 16 rows 16 column can be realized.
Claims (2)
1. remote control type electronics several drawing board, it is characterised in that: infrared including power supply terminal (1), IR remote controller (2), integration
Head (3), single-chip minimum system (4), shift register (5), LED dot matrix (6) are received, LED dot matrix (6) is fixed on by plank
On wall, power supply terminal (1), integrated infrared receiving terminal (3), single-chip minimum system (4), shift register (5) are welded on one
Block circuit board top, circuit board are fixed on the lower section of plank on wall, and power supply terminal (1) provides electric energy；
The single-chip minimum system (4) includes single-chip microcontroller, P0 mouthfuls of pull-up resistors, clock circuit and reset circuit, single-chip microcontroller
The single-chip microcontroller of minimum system (4) has 40 pins；
The power supply terminal (1) exports 5 volts of DC power supplies, and anode connects 40 pins of single-chip microcontroller in single-chip minimum system (4),
Cathode connects 20 pins of single-chip microcontroller in single-chip minimum system (4)；
The integrated infrared receiving terminal (3) has 3 pins, and pin 3 connects the anode of power supply terminal (1), and pin 2 connects electricity
The cathode of source terminal (1), pin 1 connect and connect 12 of single-chip microcontroller in single-chip minimum system (4) after one one kilo-ohm of resistance
Pin；
The shift register (5) includes the first shift register (5-1) and the second shift register (5-2), the first displacement
Register (5-1) and the second shift register (5-2) are all 74HC595 chip, the first shift register (5-1) and the second displacement
Register (5-2) has 16 pins, the 8th pin phase of the first shift register (5-1) and the second shift register (5-2) respectively
The cathode into power supply terminal (1) is connected, the 16th pin, which is connected, accesses the anode of power supply terminal (1), the second shift register (5-2)
14 pins access single-chip minimum system (4) in single-chip microcontroller 1 pin, the 9 pins access the of the second shift register (5-2)
14 pins of one shift register (5-1), the 11st pin of the first shift register (5-1) and the second shift register (5-2)
It is connected and accesses 2 pins of single-chip microcontroller in single-chip minimum system (4), the first shift register (5-1) and the second shift register
12nd pin of (5-2) is connected 3 pins of single-chip microcontroller in access single-chip minimum system (4), the first shift register (5-1) and
13rd pin of the second shift register (5-2), which is connected, accesses 4 pins of single-chip microcontroller in single-chip minimum system (4), and first moves
Bit register (5-1) is connected with the 10th pin of the second shift register (5-2) accesses the anode of power supply terminal (1)；
The LED dot matrix (6) has 64 LED light, each LED light has positive and negative two pins, and 8 rows 8 are pressed on one piece of plank
Column 64 LED light of arrangement install each LED light and need to bore 2 holes, positive and negative two pins of each LED light on plank
Line is carried out behind the two holes, the anode of the every a line LED light of 8 row LED light is linked together with conducting wire respectively and connect respectively
Enter 15,1,2,3,4,5,6,7 pins of the first shift register (5-1), the cathode of each column LED light of 8 column LED light is respectively with leading
Line link together 15 that the second shift register (5-2) is respectively connected to after one one kilo-ohm of resistance of concatenation, 1,2,3,4,5,
6,7 pin.
2. remote control type electronics several drawing board as described in claim 1, it is characterised in that: the IR remote controller (2) has
21 keys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877714.0U CN209199509U (en) | 2018-11-15 | 2018-11-15 | Remote control type electronics several drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821877714.0U CN209199509U (en) | 2018-11-15 | 2018-11-15 | Remote control type electronics several drawing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199509U true CN209199509U (en) | 2019-08-02 |
Family
ID=67411732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821877714.0U Expired - Fee Related CN209199509U (en) | 2018-11-15 | 2018-11-15 | Remote control type electronics several drawing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300337A (en) * | 2018-11-15 | 2019-02-01 | 赤峰学院 | LED pattern generator |
-
2018
- 2018-11-15 CN CN201821877714.0U patent/CN209199509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300337A (en) * | 2018-11-15 | 2019-02-01 | 赤峰学院 | LED pattern generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209199509U (en) | Remote control type electronics several drawing board | |
| CN109300337A (en) | LED pattern generator | |
| CN102608936B (en) | Method and system for controlling communication between control main board and display panel of water heater | |
| CN102184634B (en) | Remote control system and method of infrared controller | |
| CN204831576U (en) | Low -power consumption multiple spot wireless temperature collection system based on NRF905 | |
| CN203931175U (en) | Telepilot detector | |
| CN110164343A (en) | A kind of reverse-timing display device detection method, device, system and control system | |
| CN103325237B (en) | The generation method of infrared carrier signal and device | |
| CN207268903U (en) | It is remotely controlled coding and decoding device | |
| CN203149829U (en) | Intensifier circuit based on PWM (Pulse Width Modulation) signal modulation with double infrared emission tubes | |
| CN103971571A (en) | Experiment board for multi-machine system of single-chip microcomputer | |
| CN203433695U (en) | Objective question answering device based on ANT wireless communication technology | |
| CN203812263U (en) | Wireless electronic label | |
| CN201323585Y (en) | Modulation mode identifying module realized on the basis of digital signal processor | |
| CN206077365U (en) | A kind of signal transmission apparatus of remote low-power consumption | |
| CN206946788U (en) | A kind of novel electron technology experiment system based on MCU | |
| CN203606947U (en) | Learning type universal infrared remote control | |
| CN203204830U (en) | Intelligent-control power circuit for infrared remote control intelligent electricity-saving standby system | |
| CN215485337U (en) | Fingerprint drawer lock based on titanium wire drive wire | |
| CN204346615U (en) | Adopt the calorimeter of sound wave communication mode | |
| CN219206620U (en) | Power supply communication circuit applied to steaming and baking oven and steaming and baking oven | |
| CN203490832U (en) | Data collecting and transmitting system based on FPGA (field programmable gate array) and optical fiber communication | |
| CN207021979U (en) | A kind of electronic information transmitting apparatus | |
| CN203772954U (en) | Three-phase four-wire electronic type prepayment electric energy meter platform table | |
| CN107798850A (en) | A kind of 232 turns of infrared circuits |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20191115 |