CN205485500U - A conversion equipment for MIDI signal transmission - Google Patents
A conversion equipment for MIDI signal transmission Download PDFInfo
- Publication number
- CN205485500U CN205485500U CN201620252180.7U CN201620252180U CN205485500U CN 205485500 U CN205485500 U CN 205485500U CN 201620252180 U CN201620252180 U CN 201620252180U CN 205485500 U CN205485500 U CN 205485500U
- Authority
- CN
- China
- Prior art keywords
- midi
- module
- control circuit
- interface
- usb interface
- 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
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 11
- 230000008054 signal transmission Effects 0.000 title claims abstract description 9
- 241001062009 Indigofera Species 0.000 claims 2
- 230000000087 stabilizing effect Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Abstract
The utility model discloses a conversion equipment for MIDI signal transmission, include the MIDI interface, reach flat mouthful of USB interface have: control circuit, with MIDI interface electric connection for the receipt comes from the MIDI data of MIDI interface, or is used for sending the MIDI data to the MIDI interface, wireless module is with the control circuit electric connection, voltage stabilizing circuit, this voltage stabilizing circuit be equipped with with the receiving end mouth of flat mouthful USB interface electric connection, with a power supply port of control circuit electric connection, and the 2nd power supply port of wireless module electric connection, rechargeable battery is equipped with the port that charges that charges with the port and being used for of discharging of voltage stabilizing circuit's receiving end mouth electric connection on this rechargeable battery. The utility model discloses simple structure, convenient to use need not external power supply, and it finishes once to charge can carry out wireless mode work for a long time, has avoided the interference of unnecessary units such as power cord, the energy -concerving and environment -protective society that deducts a percentage nowadays moreover, rechargeable battery's use has also demonstrated fully this theory.
Description
Technical field
This utility model relates to a kind of conversion equipment, a kind of turning for midi signal transmission
Changing device.
Background technology
At present, instrument devices mainly with midi interface (the most traditional big five core sockets) or
The instrument devices of USB interface, i.e. instrument devices are usually MIDI mouth instrument devices or USB port is happy
Device equipment.MIDI mouth instrument devices or USB port instrument devices and main control device are (such as desktops such as PC
Main control device, or the hand-held main control device such as mobile phone, purl machine) communication time, need in instrument devices
And (i.e. there is the adaptation of midi interface or USB interface by MIDI adapter between main control device
Device) bridge joint, it is achieved instrument devices interconnects with main control device.
But a technological deficiency that can not be ignored is existed for these instrument devices, i.e. networks without connecting
Port, it is impossible to accomplish the upper application (APP) that wireless connections are corresponding, be unfavorable for study, amusement,
The expansion of composition etc. aspect.
It is divided into A type USB interface and Type B USB interface, wherein A type USB in USB interface classification
Interface is commonly called as " flat mouth USB interface ", and Type B USB interface is commonly called as " square opening USB interface ",
Square opening USB interface occurs later, and function distinguishes with flat mouth USB interface, is mainly used in MIDI
The transmission of data.Flat mouth USB interface and square opening USB interface be respectively provided with male mouth and female mouth point, tool
Selection during body uses belongs to the category that those of ordinary skill in the art can differentiate.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides and a kind of can make midi signal
Transmission is converted into wireless mode, and design is simple, and the conversion equipment of the upper energy-conserving and environment-protective of application.
This utility model solves its technical problem and be the technical scheme is that a kind of for MIDI letter
The conversion equipment of number transmission, including midi interface and the flat mouth USB that electrically connects with this midi interface
Interface, includes:
Control circuit, electrically connects with described midi interface, for receiving the MIDI from midi interface
Data, or for sending MIDI data to midi interface；
Wireless module, electrically connects with control circuit, for receiving the MIDI data from control circuit,
Or for sending MIDI data to control circuit；
Mu balanced circuit, this mu balanced circuit be provided with the receiving end mouth electrically connected with flat mouth USB interface and
The first supply port that control circuit electrically connects and the second supply port electrically connected with wireless module；
Rechargeable battery, this rechargeable battery is provided with the discharge end that the receiving end mouth with mu balanced circuit electrically connects
Mouth and the charging port for charging.
The beneficial effects of the utility model are: midi interface is used for connecting MIDI mouth instrument devices,
Receive the MIDI data from MIDI mouth instrument devices, or for sending out to MIDI mouth instrument devices
Send MIDI data；Wireless module is for receiving the wireless signal from hand-held main control device, or is used for
Wireless signal is sent to hand-held main control device；Mu balanced circuit is received from outside electricity by receiving end mouth
Source supplies, and is exported respectively by circuit voltage stabilizing backward first supply port of process and the second supply port
The electric current of different voltages；Rechargeable battery is wireless module and control after carrying out voltage stabilizing process by mu balanced circuit
Circuit processed is powered.This utility model simple in construction, easy to use, it is not necessary to external power supply, once charge
Complete can carry out wireless mode work for a long time, it is to avoid the interference of the dummy cell such as power line, and
And in the society of energy-conserving and environment-protective that nowadays deducts a percentage, the use of rechargeable battery has also fully demonstrated this theory.
Wherein, wireless module is bluetooth module or WIFI module；Bluetooth module includes Bluetooth receptions mould
Block and bluetooth sending module；WIFI module includes WIFI receiver module and WIFI sending module.Root
According to needing or the difference of applied environment, can be with unrestricted choice bluetooth module or WIFI module.Certainly,
The host-host protocol of bluetooth module or WIFI module also needs to and the agreement phase entrained by main control device
Join.
This utility model solves its technical problem and be the technical scheme is that a kind of for MIDI letter
The conversion equipment of number transmission, electrically connects including square opening USB interface and with this square opening USB interface
Flat mouth USB interface, includes:
Control circuit, electrically connects with described square opening USB interface, connects from square opening USB for receiving
The MIDI data of mouth, or for sending MIDI data to square opening USB interface；
Wireless module, electrically connects with control circuit, for receiving the MIDI data from control circuit,
Or for sending MIDI data to control circuit；
Mu balanced circuit, this mu balanced circuit be provided with the receiving end mouth electrically connected with flat mouth USB interface and
The first supply port that control circuit electrically connects and the second supply port electrically connected with wireless module；
Battery, this battery is provided with electric discharge port and the use that the receiving end mouth with mu balanced circuit electrically connects
Charging port in charging.
The beneficial effects of the utility model are: the most a lot of musical instruments are not necessarily all traditional midi interfaces,
Much having used square opening USB interface (female mouth), therefore, this utility model have employed square opening USB
Interface (public mouth) as MIDI data input/output interface, simple in construction, easy to use, it is not necessary to
External power supply, once to charge complete can carry out wireless mode work for a long time, it is to avoid power line etc.
The interference of dummy cell, and in the society of energy-conserving and environment-protective that nowadays deducts a percentage, the use of rechargeable battery is also filled
Divide and embody this theory.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment one.
Fig. 2 is the structural representation of this utility model embodiment two.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described:
Embodiment one: as it is shown in figure 1, include connecing for the MIDI connecting MIDI mouth instrument devices
Mouthful 1, this midi interface 1 receives the MIDI data from MIDI mouth instrument devices, or for
MIDI mouth instrument devices sends MIDI data；Control electricity is electrically connected by circuit and midi interface 1
Road 3, this control circuit 3 for receiving the MIDI data from midi interface 1, or for
Midi interface 1 sends MIDI data；Bluetooth module 4 is electrically connected by circuit and control circuit 3,
This bluetooth module 4 is for receiving from the MIDI data of control circuit 3 and to hand-held main control device
The MIDI data sent, or receive from the MIDI data of hand-held main control device and to control
Circuit 3 sends MIDI data；With for providing appropriate electrical to bluetooth module 4 and control circuit 3
The mu balanced circuit 5 of pressure, this mu balanced circuit 5 has receiving end mouth the 51, first supply port 52 and the
Two supply ports 53, receiving end mouth 51 electrically connects with flat mouth USB interface 2, the first supply port
52 electrically connect with control circuit 3, and the second supply port 53 electrically connects with bluetooth module 4, voltage stabilizing electricity
Road 3 is received by receiving end mouth 51 and supplies from outside power supply that (hand-held main control device or power supply are fitted
Orchestration), and process backward first supply port 52 and the second supply port 53 points by circuit voltage stabilizing
Shu Chu the electric current of different voltages (depending on voltage is with specific reference to actual access device).Also with charging
Battery 8, this rechargeable battery 8 is provided with the discharge end that the receiving end mouth 51 with mu balanced circuit 5 electrically connects
Mouth 81 and the charging port 82 for charging.
Bluetooth module 4 can also be replaced by WIFI module.Certainly, bluetooth module 4 or WIFI mould
The host-host protocol of block also needs to match with the agreement entrained by main control device.In order to without tabletop master
In the case of equipment, still can provide electric energy for mu balanced circuit 5.Wherein, by bluetooth module 4 institute
The main frame of docking can be to run operating system and the computer of professional music Software for producing, mobile phone, such as
Run PC or the purl machine of the operating systems such as Windows, Linux, MACOS, run
The mobile phone of the operating systems such as Android, IOS or purl machine.
Control circuit 3 is single-chip microcomputer, and this single-chip microcomputer can use STMicw Electronics's series of ST company,
Model is STM32F105RCT6, it is also possible to use with a series of STM32F411CE or
STM32F405OE。
Embodiment two: as described in Figure 2, compared with embodiment one, differs only in midi interface 1
Use square opening USB interface 7.
Claims (4)
1. for midi signal transmission a conversion equipment, including midi interface and with this
The flat mouth USB interface that midi interface electrically connects, is characterized in that, include:
Control circuit, electrically connects with described midi interface, for receiving the MIDI from midi interface
Data, or for sending MIDI data to midi interface；
Wireless module, electrically connects with control circuit, for receiving the MIDI data from control circuit,
Or for sending MIDI data to control circuit；
Mu balanced circuit, this mu balanced circuit be provided with the receiving end mouth electrically connected with flat mouth USB interface and
The first supply port that control circuit electrically connects and the second supply port electrically connected with wireless module；
Rechargeable battery, this rechargeable battery is provided with the discharge end that the receiving end mouth with mu balanced circuit electrically connects
Mouth and the charging port for charging.
Conversion equipment for midi signal transmission the most according to claim 1, is characterized in that:
Described wireless module is bluetooth module or WIFI module；Bluetooth module includes Bluetooth receptions module and indigo plant
Tooth sending module；WIFI module includes WIFI receiver module and WIFI sending module.
3. for midi signal transmission a conversion equipment, including square opening USB interface and with
The flat mouth USB interface that this square opening USB interface electrically connects, is characterized in that, include:
Control circuit, electrically connects with described square opening USB interface, connects from square opening USB for receiving
The MIDI data of mouth, or for sending MIDI data to square opening USB interface；
Wireless module, electrically connects with control circuit, for receiving the MIDI data from control circuit,
Or for sending MIDI data to control circuit；
Mu balanced circuit, this mu balanced circuit be provided with the receiving end mouth electrically connected with flat mouth USB interface and
The first supply port that control circuit electrically connects and the second supply port electrically connected with wireless module；
Rechargeable battery, this rechargeable battery is provided with the discharge end that the receiving end mouth with mu balanced circuit electrically connects
Mouth and the charging port for charging.
Conversion equipment for midi signal transmission the most according to claim 3, is characterized in that:
Described wireless module is bluetooth module or WIFI module；Bluetooth module includes Bluetooth receptions module and indigo plant
Tooth sending module；WIFI module includes WIFI receiver module and WIFI sending module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252180.7U CN205485500U (en) | 2016-03-29 | 2016-03-29 | A conversion equipment for MIDI signal transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252180.7U CN205485500U (en) | 2016-03-29 | 2016-03-29 | A conversion equipment for MIDI signal transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205485500U true CN205485500U (en) | 2016-08-17 |
Family
ID=56648582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620252180.7U Expired - Fee Related CN205485500U (en) | 2016-03-29 | 2016-03-29 | A conversion equipment for MIDI signal transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205485500U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112751873A (en) * | 2020-12-31 | 2021-05-04 | 南京乐侠科技有限公司 | Bluetooth MIDI data conversion method, circuit and storage medium |
| EP3843084A1 (en) * | 2019-12-27 | 2021-06-30 | Roland Corporation | Communication device for electronic musical instrument and electric power switching method thereof |
-
2016
- 2016-03-29 CN CN201620252180.7U patent/CN205485500U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3843084A1 (en) * | 2019-12-27 | 2021-06-30 | Roland Corporation | Communication device for electronic musical instrument and electric power switching method thereof |
| US11763788B2 (en) | 2019-12-27 | 2023-09-19 | Roland Corporation | Communication device for electronic musical instrument, electric power switching method thereof and electronic musical instrument |
| CN112751873A (en) * | 2020-12-31 | 2021-05-04 | 南京乐侠科技有限公司 | Bluetooth MIDI data conversion method, circuit and storage medium |
| CN112751873B (en) * | 2020-12-31 | 2023-07-07 | 南京乐侠科技有限公司 | Bluetooth MIDI data conversion method, circuit and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310053 Building 1, No.368, Liuhe Road, Binjiang District, Hangzhou City, Zhejiang Province ( north ) Room b3045, third floor Patentee after: Hangzhou carry on science and Technology Co.,Ltd. Address before: 310053 Building 1, No.368, Liuhe Road, Binjiang District, Hangzhou City, Zhejiang Province ( north ) Room b3045, third floor Patentee before: HANGZHOU SUISHEN EDUCATION TECHNOLOGY Co.,Ltd. |
|
| 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: 20160817 |