CN103970706A - External expansion system of mobile device based on FT311D interface chip - Google Patents
External expansion system of mobile device based on FT311D interface chip Download PDFInfo
- Publication number
- CN103970706A CN103970706A CN201410203036.XA CN201410203036A CN103970706A CN 103970706 A CN103970706 A CN 103970706A CN 201410203036 A CN201410203036 A CN 201410203036A CN 103970706 A CN103970706 A CN 103970706A
- Authority
- CN
- China
- Prior art keywords
- interface
- ft311d
- mobile device
- driving circuit
- interface 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Telephone Function (AREA)
Abstract
The invention discloses an external expansion system of a mobile device based on an FT311D interface chip. The external expansion system comprises the FT311D interface chip. A USB signal can be provided for the mobile device where the Android operation system is embedded by the FT311D interface chip and converted into an external serial port signal, a GPIO signal, a PWM wave, an I2C bus signal, and an SPI bus signal. The GPIO signal is used for enabling an industry interface drive circuit and an external interface drive circuit of a PC to be connected, no USB driver needs to be installed, a hardware expansion interface is enriched, the information interaction capacity of the mobile device and a physical world is improved, the application field of the mobile terminal is widened, and the good application prospect is achieved.
Description
Technical field
The outside expanding system that the present invention relates to a kind of mobile device based on FT311D interface chip, belongs to Intelligent mobile equipment technical field.
Background technology
At present, mobile device has changed the general layout of IT industry sharp, and market tilts to the mobile computing device such as smart mobile phone and panel computer.Therefore, the exploitation of a lot of traditional PC softwares is also promptly to mobile platform migration, and the mobile devices such as Android smart mobile phone, panel computer progressively become important computations terminal.
Owing to considering the factor such as volume, power consumption, cost of hardware system, except conventional USB interface, smart mobile phone based on Android or panel computer often lack hardware and expand interface, this has limited the information interaction ability of these Intelligent mobile equipments and physical world in a way, the Peripheral Interface (mouse, keyboard) that obtains (infrared), standardized industrial interface (printer, CAN bus etc.), standard PC of such as extraneous sensing data etc., restriction to a great extent the suitable application area of mobile device.
Summary of the invention
The object of the invention is often to lack hardware expansion interface for existing smart mobile phone or panel computer based on Android, this has limited the information interaction ability of these Intelligent mobile equipments and physical world in a way, restriction to a great extent the problem of suitable application area of mobile device.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of outside expanding system of the mobile device based on FT311D interface chip, it is characterized in that: comprise FT311D interface chip, MUX, industry interface driving circuit and PC Peripheral Interface driving circuit, the input end of described FT311D interface chip is connected with mobile device by USB interface, described FT311D interface chip is connected with serial port circuit by MUX, I2C driving circuit, PWM driving circuit, SPI driving circuit, general GPIO interface, described general GPIO interface is connected with PC Peripheral Interface driving circuit with industrial interface driving circuit respectively.
The outside expanding system of the aforesaid mobile device based on FT311D interface chip, is characterized in that: described industrial interface driving circuit comprises voltage collection circuit, current collection circuit, pulse signal trigger circuit, printer driver circuit and CAN bus driving circuits.
The outside expanding system of the aforesaid mobile device based on FT311D interface chip, is characterized in that: described PC Peripheral Interface driving circuit comprises keyboard drive circuit, mouse-driven circuit, USB flash disk driving circuit and SD card driving circuit.
The outside expanding system of the aforesaid mobile device based on FT311D interface chip, is characterized in that: also comprise application program secondary development debugging interface, described application program secondary development debugging interface is connected with mobile device by FT311D interface chip.
The outside expanding system of the aforesaid mobile device based on FT311D interface chip, is characterized in that: the inner integration USB communication protocol stack of described FT311D interface chip, and for embedding the mobile device of Android operating system.
The invention has the beneficial effects as follows: the outside expanding system of the mobile device based on FT311D interface chip of the present invention, comprise FT311D interface chip, FT311D interface chip can provide usb signal to be converted into outside rs 232 serial interface signal for the mobile device that embeds Android operating system, GPIO signal, PWM ripple, I2C bus signals, spi bus signal, GPIO signal is used for connecting industrial interface driving circuit and PC Peripheral Interface driving circuit, without being installed, USB drives, enrich hardware and expanded interface, increase the information interaction ability of mobile device and physical world, widen the suitable application area of mobile device, have a good application prospect.
Brief description of the drawings
Fig. 1 is the system chart of the outside expanding system of the mobile device based on FT311D interface chip of the present invention.
Embodiment
Below in conjunction with Figure of description, the invention will be further described.Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.
As shown in Figure 1, the outside expanding system of the mobile device based on FT311D interface chip of the present invention, comprises FT311D interface chip, MUX, industry interface driving circuit and PC Peripheral Interface driving circuit, the wherein inner integration USB communication protocol stack of FT311D interface chip, for embedding the mobile device of Android operating system, without being installed, USB drives, comprehensive compatible USB2.0 interface, do not need software transplanting, be not subject to the impact of Android operating system update, only need that corresponding application program is installed and just can realize data communication, this is conducive to solve an expansion difficult problem for Android mobile device hardware interface, the input end of FT311D interface chip is connected with mobile device by USB interface, and FT311D interface chip is connected with serial port circuit by MUX, I2C driving circuit, PWM driving circuit, SPI driving circuit, general GPIO interface, wherein serial port circuit, I2C driving circuit, PWM driving circuit, SPI driving circuit, can connect corresponding physical equipment, and output can be used for controlling motor, detent, sensor, the pwm signal of DC/DC converter or AC/DC power supply and toy, illumination application, household electrical appliance etc., easy to use, general GPIO interface is connected with PC Peripheral Interface driving circuit with industrial interface driving circuit respectively.
Described industrial interface driving circuit comprises voltage collection circuit, current collection circuit, pulse signal trigger circuit, printer driver circuit and CAN bus driving circuits.
Described PC Peripheral Interface driving circuit comprises keyboard drive circuit, mouse-driven circuit, USB flash disk driving circuit and SD card driving circuit.
Also comprise application program secondary development debugging interface, described application program secondary development debugging interface is connected with mobile device by FT311D interface chip, secondary development to the application program in mobile device (APK) real-time in real time, powerful.
In sum, the outside expanding system of the mobile device based on FT311D interface chip of the present invention, comprise FT311D interface chip, FT311D interface chip can provide usb signal to be converted into outside rs 232 serial interface signal for the mobile device that embeds Android operating system, GPIO signal, PWM ripple, I2C bus signals, spi bus signal, GPIO signal is used for connecting industrial interface driving circuit and PC Peripheral Interface driving circuit, without being installed, USB drives, enrich hardware and expanded interface, increase the information interaction ability of mobile device and physical world, widen the suitable application area of mobile device, have a good application prospect.
More than show and described ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. the outside expanding system of the mobile device based on FT311D interface chip, it is characterized in that: comprise FT311D interface chip, MUX, industry interface driving circuit and PC Peripheral Interface driving circuit, the input end of described FT311D interface chip is connected with mobile device by USB interface, described FT311D interface chip is connected with serial port circuit by MUX, I2C driving circuit, PWM driving circuit, SPI driving circuit, general GPIO interface, described general GPIO interface is connected with PC Peripheral Interface driving circuit with industrial interface driving circuit respectively.
2. the outside expanding system of the mobile device based on FT311D interface chip according to claim 1, is characterized in that: described industrial interface driving circuit comprises voltage collection circuit, current collection circuit, pulse signal trigger circuit, printer driver circuit and CAN bus driving circuits.
3. the outside expanding system of the mobile device based on FT311D interface chip according to claim 1, is characterized in that: described PC Peripheral Interface driving circuit comprises keyboard drive circuit, mouse-driven circuit, USB flash disk driving circuit and SD card driving circuit.
4. the outside expanding system of the mobile device based on FT311D interface chip according to claim 1, it is characterized in that: also comprise application program secondary development debugging interface, described application program secondary development debugging interface is connected with mobile device by FT311D interface chip.
5. the outside expanding system of the mobile device based on FT311D interface chip according to claim 1, is characterized in that: the inner integration USB communication protocol stack of described FT311D interface chip, and for embedding the mobile device of Android operating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203036.XA CN103970706A (en) | 2014-05-14 | 2014-05-14 | External expansion system of mobile device based on FT311D interface chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410203036.XA CN103970706A (en) | 2014-05-14 | 2014-05-14 | External expansion system of mobile device based on FT311D interface chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103970706A true CN103970706A (en) | 2014-08-06 |
Family
ID=51240228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410203036.XA Pending CN103970706A (en) | 2014-05-14 | 2014-05-14 | External expansion system of mobile device based on FT311D interface chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103970706A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105892421A (en) * | 2016-03-02 | 2016-08-24 | 河海大学 | Plug-in-card-configurable extended-type remote monitoring device and method |
| CN109101445A (en) * | 2017-06-21 | 2018-12-28 | 研祥智能科技股份有限公司 | A kind of system bus conversion method |
| CN113760791A (en) * | 2021-07-29 | 2021-12-07 | 郑州云海信息技术有限公司 | USB control system and storage system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201336032Y (en) * | 2009-01-22 | 2009-10-28 | 天津理工大学 | Software simulation serial data transmission device |
| CN101868048A (en) * | 2009-04-14 | 2010-10-20 | 希姆通信息技术（上海）有限公司 | System for mobile phone |
| JP2012098885A (en) * | 2010-11-01 | 2012-05-24 | Infinitegra Inc | Data transfer method |
| CN103294625A (en) * | 2012-09-24 | 2013-09-11 | 天津思博科科技发展有限公司 | Realization of acquisition terminal USB interface module for mobile telephone or handheld computer |
-
2014
- 2014-05-14 CN CN201410203036.XA patent/CN103970706A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201336032Y (en) * | 2009-01-22 | 2009-10-28 | 天津理工大学 | Software simulation serial data transmission device |
| CN101868048A (en) * | 2009-04-14 | 2010-10-20 | 希姆通信息技术（上海）有限公司 | System for mobile phone |
| JP2012098885A (en) * | 2010-11-01 | 2012-05-24 | Infinitegra Inc | Data transfer method |
| CN103294625A (en) * | 2012-09-24 | 2013-09-11 | 天津思博科科技发展有限公司 | Realization of acquisition terminal USB interface module for mobile telephone or handheld computer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105892421A (en) * | 2016-03-02 | 2016-08-24 | 河海大学 | Plug-in-card-configurable extended-type remote monitoring device and method |
| CN105892421B (en) * | 2016-03-02 | 2018-04-20 | 河海大学 | A kind of configurable plug-in card expanded type long-distance monitorng device and method |
| CN109101445A (en) * | 2017-06-21 | 2018-12-28 | 研祥智能科技股份有限公司 | A kind of system bus conversion method |
| CN113760791A (en) * | 2021-07-29 | 2021-12-07 | 郑州云海信息技术有限公司 | USB control system and storage system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203759648U (en) | Bluetooth converter of man-machine interface equipment | |
| CN104461992A (en) | Electronic device | |
| CN103970706A (en) | External expansion system of mobile device based on FT311D interface chip | |
| CN107665036B (en) | Electric power supply control system | |
| CN205247378U (en) | PS2 interface changes USB interface converter based on singlechip | |
| CN202887106U (en) | Novel multifunctional computer keyboard | |
| CN204066271U (en) | A kind of device customized towards POS or scale of tracing to the source | |
| CN208873142U (en) | A kind of FPGA development board | |
| CN204103190U (en) | Multifunctional data line | |
| CN203720584U (en) | Mini-size COM Express processor module based on ARM processor | |
| CN202995719U (en) | USB (universal serial bus) interface extension equipment and electronic terminal | |
| CN102364452A (en) | Realization method for thermal plugging use of PS2 interface keyboard and mouse | |
| CN202916623U (en) | Novel component-based embedded industrial control panel with cuttable property | |
| CN204206154U (en) | The gate circuit conversion equipment of a kind of universal serial port and ISO7816 agreement | |
| CN202143049U (en) | General purpose input output (GPIO) isolating circuit | |
| CN201853240U (en) | Usb mouse reader | |
| CN206610285U (en) | A kind of usb expansion circuit and its hub with power supply interface | |
| CN203799373U (en) | Difunctional USB equipment | |
| CN204440333U (en) | Intelligent mouse | |
| CN204044571U (en) | The conversion equipment of a kind of RS232 bus and DALI bus | |
| CN103247195B (en) | Sound-and-light and vibration information reminding device for class seat | |
| CN201628975U (en) | IIC memory card read-write device with SPI interface | |
| CN203773480U (en) | GPIO (General Purpose Input/Output) port conversion equipment for USB interface | |
| CN204536811U (en) | The control system of surface em detection SEP transmitter | |
| CN207780568U (en) | A kind of matrix array relay control system based on monobus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: NANJING COLLEGE OF CHEMICAL TECHNOLOGY Free format text: FORMER OWNER: ZHAO MEIHUI Effective date: 20140911 Free format text: FORMER OWNER: WU YU Effective date: 20140911 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20140911 Address after: 210048 Jiangsu Province, Nanjing city Liuhe District Dachang geguan Road No. 625 Applicant after: Nanjing College of Chemical Technology Address before: 210048 Jiangsu Province, Nanjing city Liuhe District Dachang geguan Road No. 625 Applicant before: Zhao Meihui Applicant before: Wu Yu |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140806 |