CN107195225A - A kind of Scratch development boards - Google Patents
A kind of Scratch development boards Download PDFInfo
- Publication number
- CN107195225A CN107195225A CN201710375558.1A CN201710375558A CN107195225A CN 107195225 A CN107195225 A CN 107195225A CN 201710375558 A CN201710375558 A CN 201710375558A CN 107195225 A CN107195225 A CN 107195225A
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- Prior art keywords
- interface
- circuit
- board
- interface circuit
- expansion board
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/0053—Computers, e.g. programming
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Computer Hardware Design (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stored Programmes (AREA)
Abstract
The invention discloses a kind of Scratch development boards, including core board and expansion board, core board includes Atmega32u4 chips, crystal oscillator module, analog input interface circuit, analog output interface circuit circuit, digital-quantity output interface circuit, download interface circuit, USB power supply interface circuits.Expansion board includes USB interface area, sensor input area, expansion interface area, motor interface area, core circuit region.The USB interface area includes a USB interface；The sensor input area includes slide bar sensor, light sensor, sound transducer and each one of the button sensor being welded in expansion board；The expansion interface area includes 4 horizontal 4 pin fool proof interfaces being welded in expansion board；The motor interface area includes 1 horizontal 4 pin fool proof interface below expansion board.Core circuit region is that, in this region, core board and expansion board are connected using back-off mode in the middle part of expansion board.Easy to use, profile is friendly, Scratch softwares of arranging in pairs or groups, and improves the innovation ability and manipulative ability of student.
Description
Technical field
The present invention relates to a kind of Scratch development boards.
Background technology
Scratch softwares are a a easy programming works towards teenager designed and developed by Massachusetts Institute of Technology MIT
Tool.Supporting Scratch control and testing boards can realize the interaction of virtual scene and physics scene.User can be allowed unconsciously
In, learning program language concept is interacted with programming and hardware.
It is difficult but the Scratch control and testing boards of market are relatively simple at present, can only realize the feedback of the value of several sensors
To meet teaching demand.Also without can be with the interface of external expansion module.
The content of the invention
In order to solve above-mentioned the deficiencies in the prior art, the invention provides a kind of Scratch development boards, there is provided expansion
Exhibition interface can connect external sensor and actuator, and more functions are realized, meet modern teaching course.
The present invention is realized with following technical scheme：A kind of Scratch development boards, the development board uses two-ply
Design, top plate is core board, and lower plywood is expansion board.
The core board includes Atmega32u4 chips, crystal oscillator module, analog input interface circuit, analog output and connect
Mouth circuit, digital-quantity input interface circuit, digital-quantity output interface circuit, download interface circuit, USB power supply interface circuits.Institute
State crystal oscillator module, analog input interface circuit, analog output interface circuit circuit, digital-quantity input interface circuit, digital quantity defeated
Outgoing interface circuit, download interface circuit, USB power supply interfaces circuit are connected with Atmega32U4 chips.
The analog input interface circuit is that control source or electric current are inputted, and default reference voltage is 5V.
The digital-quantity input interface circuit is switching value input circuit.
The analog input interface circuit, analog output interface circuit circuit, digital-quantity input interface circuit, digital quantity are defeated
Outgoing interface circuit, download interface circuit, the pin of USB power supply interface circuits all draw the row's of being made pin, and all row's pins surround one
Circle, forms rectangle.
The expansion board is an independent circuit board, including usb interface areas, sensor input area, expansion interface area, motor
Interface area, core circuit region.The usb interface areas include a USB interface；The sensor input area includes being welded on extension
Slide bar sensor, light sensor, sound transducer and each one of button sensor on plate；The expansion interface area includes
4 horizontal 4 pin fool proof interfaces for being welded in expansion board；Draw including 1 horizontal 4 below expansion board in the motor interface area
Pin fool proof interface.Core circuit region is in the middle part of expansion board, in this region, to there is a rectangle slot, the core board and extension
Plate is connected using back-off mode.
The USB interface in the USB interface area is being connected in the expansion board by way of slot, and correspondence is connected to institute
State the USB power supply interface circuits in expansion board.
The sensor input area includes 1 slide bar sensor, 1 light sensor, 1 sound transducer, 1 button
Sensor is being connected in the expansion board by way of slot, and the analog quantity being connected respectively on the core board is defeated
Incoming interface circuit.
The expansion interface area includes 4 horizontal 4 pin fool proof interfaces by being connected to the side of slot in the expansion board
Formula, has been connected respectively analog input interface circuit, digital-quantity output interface circuit on the core board.
The motor interface area is including the horizontal 4 pin fool proof interface below 1 expansion board by being connected to the extension
The mode of slot on plate, correspondence is connected to the analog output interface circuit circuit on the core board.
The core board and the expansion board are being inserted into the rectangle slot fixation company by rectangle row's pin
When connecing, using back-off mode, i.e., all components on described core board are located at core board and the expansion board connects what is formed
Between double-layer structure, the component on the core board not visible from outside.
In summary, the invention has the advantages that：All component of the present invention is welded on pcb board by electric iron
On, expansion interface is used uniformly horizontal 4pin fool proofs interface, facilitates student connecting external sensor or during executor module
Plug, improves stability during connection；And main circuit is hidden between two-ply by core board and row's pin, moulding is brief.
The present invention have the advantages that it is simple in construction, easy to operate, using extensive.Development board is moulded more friendly, and moulding is brief, figure
Shape is clear, beautiful, it is easy to motivate students' interest in learning.
Brief description of the drawings
Fig. 1 is the core board principle picture frame of the present invention；
Fig. 2 is the core board structure chart of the present invention；
Fig. 3 is the expansion board structure chart of the present invention；
Fig. 4 is the overall structure diagram of the present invention.
Embodiment
In order to allow those skilled in the art to be best understood from technical scheme, below in conjunction with the accompanying drawings to this
Invention is further elaborated.
The present invention is realized with following technical scheme：A kind of Scratch development boards, the development board uses two-ply
Design, top plate is core board 100, and lower plywood is expansion board 300.
The core board includes Atmega32u4 chips 101, crystal oscillator module 102, analog input interface circuit 103, mould
Analog quantity output interface circuit 104, digital-quantity input interface circuit 105, digital-quantity output interface circuit 106, download interface circuit
107th, USB power supply interfaces circuit 108.The crystal oscillator module 102, analog input interface circuit 103, analog output interface circuit electricity
Road 104, digital-quantity input interface circuit 105, digital-quantity output interface circuit 106, download interface circuit 107, USB power supply interfaces
Circuit 108 is connected with Atmega32U4 chips 101.
The analog input interface circuit 103 is that control source or electric current are inputted, and default reference voltage is 5V.
The digital-quantity input interface circuit 105 is switching value input circuit.
The analog input interface circuit 103, analog output interface circuit circuit 104, digital-quantity input interface circuit
105th, digital-quantity output interface circuit 106, download interface circuit 107, the pin of USB power supply interfaces circuit 108 all draw system
Pin 201 in a row, all row's pins form a circle, and form rectangle.
The expansion board is an independent circuit board, including usb interface areas 301, sensor input area 303, expansion interface
Area 308, motor interface area 310, core circuit region 312.The usb interface areas 301 include a USB interface 302；The sensing
Device input area 303 include being welded on slide bar sensor 304 in expansion board 300, light sensor 305, sound transducer 306 with
And button sensor 307 each one；The expansion interface area 308 includes 4 horizontal 4 pins being welded in expansion board 300 and prevented
Slow-witted interface 309；The motor interface area 310 includes 1 horizontal 4 pin fool proof interface 309 of the lower section of expansion board 300.Core electricity
Road area 312 is in the middle part of expansion board, in this region, to there is a rectangle slot, the core board 100 and expansion board 300 use
Button mode is connected.
The USB interface 302 in the USB interface area 301 is being connected in the expansion board 300 by way of slot, correspondence
It is connected to the USB power supply interfaces circuit 108 on the core board 100.
The sensor input area 303 includes 1 slide bar sensor 304,1 light sensor 305,1 sound sensor
Device 306,1 button sensor 307 are connected respectively to institute being connected in the expansion board 300 by way of slot
State the analog input interface circuit 103 on core board 100.
The expansion interface area 308 includes 4 horizontal 4 pin fool proof interfaces 309 by being connected in the expansion board 300
The mode of slot, has been connected respectively analog input interface circuit 103, digital output on the core board 100
Interface circuit 106.
The motor interface area 310 includes the horizontal 4 pin fool proof interface 309 of 1 lower section of expansion board 300 by being connected to
The mode of slot in the expansion board 300, correspondence is connected to the analog output interface circuit circuit 104 on the core board 100.
The core board 100 and the expansion board 300 are inserted arranging pin 201 by the rectangle and be inserted into the rectangle
When groove is fixedly connected, using back-off mode, i.e., all components on described core board 100 are located at core board 100 and the expansion
Between the double-layer structure that the connection of panel 300 is formed, the component on the core board 100 not visible from outside.
The present embodiment has following features：Scratch exploitation plate mouldings are brief, simple in construction, easy to operate, can learn
Quick left-hand seat in habit.
The present embodiment is the more excellent embodiment of the present invention, and the part not being described is using known ripe skill
Art.It should be noted that in the case of without departing substantially from spirit of the invention and its essence, those skilled in the art work as can root
Various corresponding changes and deformation are made according to the present invention, but these change and deformation should all belong to appended claims of the invention
Protection domain.
Claims (8)
1. a kind of Scratch development boards, it is characterised in that using two-ply design, top plate is core board, lower plywood is extension
Plate, core board includes Atmega32u4 chips, crystal oscillator module, analog input interface circuit, analog output interface circuit circuit, number
Word amount input interface circuit, digital-quantity output interface circuit, download interface circuit, USB power supply interface circuits, the crystal oscillator mould
Block, analog input interface circuit, analog output interface circuit circuit, digital-quantity input interface circuit, digital-quantity output interface electricity
Road, download interface circuit, USB power supply interfaces circuit are connected with Atmega32U4 chips.
2. a kind of Scratch development boards as claimed in claim 1, it is characterised in that：The analog input interface circuit is
Control source or electric current input, default reference voltage is 5V；The digital-quantity input interface circuit is switching value input circuit；Institute
State analog input interface circuit, analog output interface circuit circuit, digital-quantity input interface circuit, digital-quantity output interface electricity
Road, download interface circuit, the pin of USB power supply interface circuits all draw the row's of being made pin, and all row's pins form a circle, and form length
It is square.
3. a kind of Scratch development boards as claimed in claim 1, it is characterised in that：The expansion board is an independent circuit
Plate, including USB interface area, sensor input area, expansion interface area, motor interface area, core circuit region, the USB interface area
Including a USB interface；The sensor input area includes the slide bar sensor being welded in expansion board, light sensor, sound
Sound sensor and each one of button sensor；The expansion interface area includes 4 horizontal 4 pins being welded in expansion board and prevented
Slow-witted interface；The motor interface area includes 1 horizontal 4 pin fool proof interface below expansion board, and core circuit region is expansion board
, in this region, there is a rectangle slot at middle part, the core board and expansion board are connected using back-off mode.
4. a kind of Scratch development boards as claimed in claim 3, it is characterised in that：The USB interface in the USB interface area leads to
The mode for being connected to slot in the expansion board is crossed, correspondence is connected to the USB power supply interface circuits on the master control borad.
5. a kind of Scratch development boards as claimed in claim 3, it is characterised in that：The sensor input area includes 1 cunning
Bar sensor, 1 light sensor, 1 sound transducer, 1 button sensor are by being connected to slot in the expansion board
Mode, be connected respectively the analog input interface circuit on the core board.
6. a kind of Scratch development boards as claimed in claim 3, it is characterised in that：The expansion interface area is horizontal including 4
4 pin fool proof interfaces have been connected respectively on the core board being connected in the expansion board by way of slot
Analog input interface circuit, digital-quantity output interface circuit.
7. a kind of Scratch development boards as claimed in claim 3, it is characterised in that：The motor interface area includes 1 extension
Horizontal 4 pin fool proof interface below plate is being connected in the expansion board by way of slot, and correspondence is connected to the core
Analog output interface circuit circuit on core.
8. a kind of Scratch development boards as described in any one of claim 1~7, it is characterised in that：The core board and described
Expansion board is when arranging pin by the rectangle and being inserted into the rectangle slot and be mutually fixedly connected, using back-off mode, i.e. institute
All components on core board are stated between core board and the expansion board connect the double-layer structure to be formed, externally not
Component onto the core board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710375558.1A CN107195225A (en) | 2017-05-24 | 2017-05-24 | A kind of Scratch development boards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710375558.1A CN107195225A (en) | 2017-05-24 | 2017-05-24 | A kind of Scratch development boards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195225A true CN107195225A (en) | 2017-09-22 |
Family
ID=59875892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710375558.1A Withdrawn CN107195225A (en) | 2017-05-24 | 2017-05-24 | A kind of Scratch development boards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195225A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109523899A (en) * | 2018-12-18 | 2019-03-26 | 南京奥斯坦丁电子有限公司 | A kind of open source robot |
| WO2024165633A1 (en) * | 2023-02-07 | 2024-08-15 | University Of Copenhagen | Educational quantum lab chip |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891165Y (en) * | 2006-05-23 | 2007-04-18 | 武汉大学 | Embedded automatic electronic design multi-functional innovative experiment platform |
| CN203706496U (en) * | 2014-02-20 | 2014-07-09 | 成都信息工程学院 | Double layer combined type single chip microcomputer learning board |
| CN206162966U (en) * | 2016-09-13 | 2017-05-10 | 四川太极熊科技有限公司 | Teaching type arduino develops board based on atmega32u4 |
| CN207082246U (en) * | 2017-05-24 | 2018-03-09 | 四川太极熊科技有限公司 | A kind of Scratch development boards |
-
2017
- 2017-05-24 CN CN201710375558.1A patent/CN107195225A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891165Y (en) * | 2006-05-23 | 2007-04-18 | 武汉大学 | Embedded automatic electronic design multi-functional innovative experiment platform |
| CN203706496U (en) * | 2014-02-20 | 2014-07-09 | 成都信息工程学院 | Double layer combined type single chip microcomputer learning board |
| CN206162966U (en) * | 2016-09-13 | 2017-05-10 | 四川太极熊科技有限公司 | Teaching type arduino develops board based on atmega32u4 |
| CN207082246U (en) * | 2017-05-24 | 2018-03-09 | 四川太极熊科技有限公司 | A kind of Scratch development boards |
Non-Patent Citations (1)
| Title |
|---|
| ADMIN: ""SKU:RB-01C081 PicoBoard互动创新板"", 《HTTP://WWW.ALSROBOT.CN/WIKI/INDEX.PHP?TITLE=SKU:RB-01C081_PICOBOARD互动创新板&OLDID=5905》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109523899A (en) * | 2018-12-18 | 2019-03-26 | 南京奥斯坦丁电子有限公司 | A kind of open source robot |
| WO2024165633A1 (en) * | 2023-02-07 | 2024-08-15 | University Of Copenhagen | Educational quantum lab chip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170922 |
|
| WW01 | Invention patent application withdrawn after publication |