CN104113933B - A kind of information transferring method, device and mobile terminal - Google Patents

A kind of information transferring method, device and mobile terminal Download PDF

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Publication number
CN104113933B
CN104113933B CN201410351394.5A CN201410351394A CN104113933B CN 104113933 B CN104113933 B CN 104113933B CN 201410351394 A CN201410351394 A CN 201410351394A CN 104113933 B CN104113933 B CN 104113933B
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Prior art keywords
mobile terminal
information
external equipment
digital signal
earphone interface
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CN201410351394.5A
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CN104113933A (en
Inventor
魏宇星
李琳
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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Priority to CN201410351394.5A priority Critical patent/CN104113933B/en
Publication of CN104113933A publication Critical patent/CN104113933A/en
Priority to PCT/CN2015/084521 priority patent/WO2016011926A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup

Abstract

The invention discloses a kind of information transferring method, device and mobile terminal, belong to technical field of mobile terminals.The method comprises: when mobile terminal receives triggering command, sends enabled instruction, make external equipment to mobile terminal transmission information by earphone interface external device; The information transmitted from external equipment is received by earphone interface.Adopt the present invention, mobile terminal earphone interface external device is utilized to send enabled instruction, and by the information that earphone interface reception external equipment transmission is come, for the information transmission between mobile terminal and external equipment provides a kind of mode more, when USB interface is occupied, or time less demanding to the rate of information throughput, earphone interface is adopted to carry out information transmission, resources occupation rate is low, economizes on resources.

Description

A kind of information transferring method, device and mobile terminal
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to a kind of information transferring method, device and mobile terminal.
Background technology
Current intelligent terminal (smart mobile phone, panel computer etc.) be generally wireless connections (NFC with the mode that peripheral hardware carries out being connected, WIFI, bluetooth etc.) and USB interface connection, the peripheral hardware of radio connection (as existing pressure sensor, financial terminal equipment etc.) is not had for some, can only be connected with intelligent terminal by USB interface, when USB port is occupied, these peripheral hardwares then cannot be connected with intelligent terminal.Its use is upper and inconvenient.In addition, USB port communication modes needs through certain protocol stack, although its rate of information throughput is high, but resources occupation rate is also comparatively large, and some is not needed to the peripheral hardware of very high transfer rate, can only connect USB port, cause resources occupation rate comparatively large, cause the waste that resource is unnecessary simultaneously.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of information transferring method, device and mobile terminal, to solve the peripheral hardware not having wireless connecting function can only carry out information transmission technical problem by USB interface and mobile terminal.
It is as follows that the present invention solves the problems of the technologies described above adopted technical scheme:
According to an aspect of the present invention, a kind of information transferring method provided, the method comprises the following steps:
When mobile terminal receives triggering command, send enabled instruction by earphone interface external device, make external equipment to mobile terminal transmission information;
The information transmitted from external equipment is received by earphone interface.
Preferably, when mobile terminal receives triggering command, send enabled instruction by earphone interface external device and specifically comprise:
Use the sound channel of earphone interface as the passage sending enabled instruction, send enabled instruction by the serial data line external device of I2C bus.
Preferably, receive by earphone interface the information transmitted from external equipment to comprise further:
Adopt the microphone channel of earphone interface as the passage of the information of reception, receive by the serial data line of I2C bus the information transmitted from external equipment.
Preferably, also comprised after the information that external equipment transmits by earphone interface reception:
When the information transmitted from external equipment that mobile terminal receives is analog signal, analog signal is converted to digital signal.
Preferably, also comprised after the information that external equipment transmits by earphone interface reception:
When mobile terminal receive for external equipment coding after information time, to coding after information decode.
Preferably, also comprise after the method:
The information transmitted by external equipment sends to the processing and control element (PCE) of mobile terminal, is shown in real time or preserve this information by processing and control element (PCE).
According to another aspect of invention, a kind of information carrying means provided, this device comprises:
Instruction sending module, for receiving triggering command when mobile terminal, sending enabled instruction by earphone interface external device, making external equipment to mobile terminal transmission information;
Information receiving module, for receiving the information transmitted from external equipment by earphone interface.
Preferably, this device also comprises:
Analog-to-digital conversion module, when the information transmitted from external equipment for receiving when mobile terminal is analog signal, is converted to digital signal by this analog signal;
First information sending module, for sending to the processing and control element (PCE) of mobile terminal by information.
Preferably, this device also comprises:
Decoder module, for receive when mobile terminal for external equipment coding after information time, this information is decoded;
Second information sending module, for sending to the processing and control element (PCE) of mobile terminal by information.
According to a further aspect of the invention, a kind of mobile terminal provided, this mobile terminal comprises the arbitrary described information carrying means of claim 7-9.
Compared with prior art, the information transferring method of the embodiment of the present invention, device and mobile terminal, utilize the interface that the sound channel of mobile terminal earphone interface sends as enabled instruction, utilize the microphone channel of earphone interface as the interface of the information of reception, adopt the serial data line of I2C (Inter-IntegratedCircuit) bus to send enabled instruction and receive the information of external equipment, meet the information transmission between the not high external equipment of rate requirement and mobile terminal, resources occupation rate is low, economizes on resources.
Accompanying drawing explanation
Fig. 1 is the flow chart of the information transferring method of one embodiment of the present of invention.
Fig. 2 is the flow chart of the information transferring method of an alternative embodiment of the invention.
Fig. 3 is the modular structure block diagram of the information carrying means of one embodiment of the present of invention.
Fig. 4 is the modular structure block diagram of the information carrying means of an alternative embodiment of the invention.
Fig. 5 is the entity connection diagram of one embodiment of the present of invention.
Fig. 6 is the entity connection diagram of an alternative embodiment of the invention.
Fig. 7 is the Principle of Communication schematic diagram of the I2C bus of one embodiment of the present of invention.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one
As shown in Figure 1, the information transferring method that the embodiment of the present invention provides comprises the following steps:
S101, receive triggering command when mobile terminal, send enabled instruction by earphone interface external device, make external equipment to mobile terminal transmission information.
Specifically, user inputs triggering command by the mode clicked or touch, mobile terminal receives this triggering command, enabled instruction is generated by processing and control element (PCE), by the sound channel of earphone interface, enabled instruction is sent on the serial data line of I2C bus, by serial data line, enabled instruction is transferred to external equipment.Sound channel comprises left passage and right passage, and left passage or right passage can be adopted as the passage of enabled instruction, and left passage and right passage also can be adopted as the passage of enabled instruction simultaneously.
Wherein, external equipment is transducer or the financial terminal equipment of peripheral hardware, and transducer includes but not limited to pressure sensor, temperature/humidity pick-up transducers etc.Mobile terminal includes but not limited to smart mobile phone, panel computer etc.
S102, mobile terminal receive the information transmitted from external equipment by earphone interface.
Specifically, after external equipment receives enabled instruction by the serial data line of I2C bus, the analog signal that acquisition collecting unit collects directly sends, or the analog signal got is converted to digital signal and after coding, is sent in the I2C bus that is connected with the microphone interface of mobile terminal.
Mobile terminal adopts the microphone of earphone interface as receiving terminal, and be connected with I2C bus, receive the information transmitted from the serial data line of I2C bus, if the information received is analog signal, this analog signal is converted to digital signal by mobile terminal; If the information received is digital signal, by this digital signal decoding.
The information transferring method of the embodiment of the present invention, utilize the interface that the sound channel of mobile terminal earphone interface sends as enabled instruction, utilize the microphone channel of earphone interface as the interface of the information of reception, adopt the serial data line of I2C bus to send enabled instruction and receive the information of external equipment, meet the information transmission between the not high external equipment of rate requirement and mobile terminal, resources occupation rate is low, economizes on resources.
Embodiment two
As shown in Figure 2, the present embodiment two is optimized on the basis of embodiment one: after step s 102, increases step S103: processing and control element (PCE) information being sent to mobile terminal, is shown in real time by processing and control element (PCE) or preserve.
Specifically, after mobile terminal receives information by microphone interface, by analog-to-digital conversion or decoding, the information that parsing obtains is sent to the processing and control element (PCE) in mobile terminal, shown in real time by processing and control element (PCE) or preserve, utilizing user's real time inspection information or utilize mobile terminal to do backup and preserve.
Embodiment three
As shown in Figure 3, the information carrying means that one embodiment of the present of invention provide, comprises with lower module:
Instruction sending module 10, for receiving triggering command when mobile terminal, sending enabled instruction by earphone interface external device, making external equipment to mobile terminal transmission information.
Specifically, the sound channel interface of mobile terminal is connected with I2C bus, enabled instruction is sent on the serial data line of I2C bus, is transferred to external equipment by serial data line.Sound channel comprises left passage and right passage, and left passage or right passage can be adopted as the passage of enabled instruction, and left passage and right passage also can be adopted as the passage of enabled instruction simultaneously.
Information receiving module 20, for the information that mobile terminal is transmitted by earphone interface reception external equipment.
Specifically, after external equipment receives enabled instruction by the serial data line of I2C bus, obtain the analog signal that collects of collecting unit and be directly sent in the I2C bus that is connected with the microphone interface of mobile terminal; Or the analog signal got is converted to digital signal and after coding, is sent in the I2C bus that is connected with the microphone interface of mobile terminal.
Wherein, when the information that mobile terminal receives is analog signal, this information carrying means also comprises:
Analog-to-digital conversion module 30, when the information transmitted from external equipment for receiving when mobile terminal is analog signal, is converted to digital signal by this analog signal.
First information sending module 40, for information being sent to the processing and control element (PCE) of mobile terminal, being shown in real time by processing and control element (PCE) or preserving.
Specifically, mobile terminal receives the information that external equipment transmits, after being processed by analog-to-digital conversion module or decoder module, processing and control element (PCE) is sent to by first information sending module 40, shown in real time by processing and control element (PCE) or preserve, be beneficial to user's real time inspection information, or backup preservation is carried out to the important information of outside device transmission.
As shown in Figure 4, if the analog signal collected is converted to digital signal and sends after coding again by external equipment, so information carrying means is except comprising instruction sending module 10, information receiving module 20, also comprises:
Decoder module 50, for receive when mobile terminal for external equipment coding after information time, this information is decoded.
Second information sending module 60, for information being sent to the processing and control element (PCE) of mobile terminal, being shown in real time by processing and control element (PCE) or preserving.
Specifically, mobile terminal receives the digital signal that external equipment transmits, after decoding module decodes, processing and control element (PCE) is sent to by the second information sending module 60, processing and control element (PCE) shows in real time or preserves, be beneficial to user's real time inspection information, or backup preservation is carried out to the important information of outside device transmission.
Correspondingly, present invention also offers a kind of mobile terminal, this mobile terminal comprises the information carrying means described in above-described embodiment three.
Fig. 5 is the entity connection diagram of one embodiment of the present of invention, as shown in Figure 5, this figure is the entity connection diagram of external equipment to mobile terminal transmission of analogue signal, in figure, L/R output interface represents left passage output interface and/or right passage output interface, and MIC input interface represents microphone input interface.Main frame is mobile terminal, includes but not limited to mobile phone, panel computer, is external equipment from machine, and include but not limited to transducer, financial terminal equipment, transducer includes but not limited to pressure sensor, temperature/humidity pick-up transducers.Mobile terminal receives the triggering command of user as main frame, and processing and control element (PCE) generates enabled instruction, sends enabled instruction by L/R output interface external device.After external equipment receives enabled instruction, the information collected by collecting unit is transferred to mobile terminal by the mode of analog signal by microphone channel, mobile terminal is sampled after receiving this analog signal, analog signal is converted to digital signal, by the digital signal transfers that obtains to processing and control element (PCE), processing and control element (PCE) shows in real time after obtaining this digital signal or preserves, and facilitates user to the information real time inspection obtained, or by mobile terminal, information is preserved backup.
Fig. 6 is the entity connection diagram of an alternative embodiment of the invention, and as shown in Figure 6, this figure is the entity connection diagram of external equipment to mobile terminal transmission of digital signals.Main frame is mobile terminal, includes but not limited to mobile phone, panel computer, is external equipment from machine, and include but not limited to transducer, financial terminal equipment, transducer includes but not limited to pressure sensor, temperature/humidity pick-up transducers.Mobile terminal receives the triggering command of user as main frame, and processing and control element (PCE) generates enabled instruction, sends enabled instruction by L/R output interface external device.After external equipment receives enabled instruction, the analog signal that collecting unit collects by processing and control element (PCE) is converted to digital signal, then by after encoder encodes, is transferred to mobile terminal finally by microphone channel.Mobile terminal is decoded by decoder after receiving this digital signal, be resent to processing and control element (PCE), processing and control element (PCE) shows in real time after obtaining this digital signal or preserves, and facilitates user to the information real time inspection obtained, or by mobile terminal, information is preserved backup.
Adopt earphone interface as the interface of transmission information in embodiments of the invention, earphone interface rule has 2.5mm usually, several specification such as 3.5mm, and usually have four-way, L channel L respectively, R channel R, microphone channel MIC and sense channel D, in embodiments of the present invention, need to use left and/or right passage (the L/R output interface namely in figure), and microphone channel (the MIC input interface namely in figure), wherein, L/R passage is used as to export, adopt the communication mode of I2C bus, MIC passage is used as input, receive analog signal or the digital signal of external equipment transmission, thus realize the information interaction of external equipment and mobile terminal.
Fig. 7 is that (Principle of Communication schematic diagram, as shown in Figure 6, I2C bus has two bus lines to I2C bus according to an embodiment of the invention: a serial data line SDA, a serial time clock line SCL.When scl line is high level, SDA line switches from high level to low level, and this situation represents initial conditions; When scl line is high level, SDA line is switched to high level by low level, and this situation represents stop condition.The each byte be sent on SDA line is necessary for 8, transmits the byte quantity that can send unrestricted at every turn.A response bit must be followed after each byte.What first transmit is the highest order (MSB) of information, if from confidential complete some other functions after (such as an in-line interrupt service routine) could receive or send next complete information byte, clock line SCL can be made to keep low level, main frame is forced to enter wait state, when being ready to from machine receive next information byte and information transmission continues after discharging clock line SCL.
Generally speaking, I2C bus message transmission must have response, only detect information wire be rising edge or trailing edge time just start or stop.And in embodiments of the present invention, enabled instruction is sent because L/R interface can only be used as output, therefore after transmission enabled instruction, without the need to wait acknowledge response or response of ignoring, force level to be drawn high or drags down, to start to carry out receives information or receives information is carried out in stopping.
The information transferring method of above-described embodiment, device and mobile terminal, utilize the interface that the sound channel of mobile terminal earphone interface sends as enabled instruction, utilize the microphone channel of earphone interface as the interface of the information of reception, adopt the serial data line of I2C bus to send enabled instruction and receive the information of external equipment, for the information transmission between mobile terminal and external equipment provides a kind of mode more, when USB interface is occupied, or time less demanding to the rate of information throughput, earphone interface is adopted to carry out information transmission, resources occupation rate is low, economizes on resources.
One of ordinary skill in the art will appreciate that all or part of step realized in above-described embodiment method is that the hardware that can control to be correlated with by program completes, described program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc.
Above with reference to the accompanying drawings of the preferred embodiments of the present invention, not thereby limit to interest field of the present invention.Those skilled in the art do not depart from the scope and spirit of the present invention, and multiple flexible program can be had to realize the present invention, and the feature such as an embodiment can be used for another embodiment and obtains another embodiment.All use do within technical conceive of the present invention any amendment, equivalently replace and improve, all should within interest field of the present invention.

Claims (5)

1. an information transferring method, is applied to mobile terminal, it is characterized in that, described method comprises the steps:
When mobile terminal receives triggering command, send enabled instruction by earphone interface external device, external equipment is encoded by built-in encoder, by microphone channel, the digital signal after coding is transmitted to mobile terminal;
Described mobile terminal receives the digital signal transmitted from described external equipment by earphone interface;
Described digital signal is decoded by described mobile terminal, is resent to the processing and control element (PCE) of mobile terminal, and processing and control element (PCE) shows in real time after obtaining this digital signal or preserves.
2. information transferring method according to claim 1, is characterized in that, described mobile terminal of working as receives triggering command, sends enabled instruction comprise by earphone interface external device:
Use the sound channel of earphone interface as the passage sending enabled instruction, send enabled instruction by the serial data line external device of I2C bus.
3. information transferring method according to claim 1, is characterized in that, described mobile terminal receives by earphone interface the digital signal transmitted from described external equipment and comprises:
Adopt the microphone channel of earphone interface as the passage of the information of reception, receive by the serial data line of I2C bus the digital signal transmitted from described external equipment.
4. an information carrying means, is characterized in that, this device comprises:
Instruction sending module, for receiving triggering command when mobile terminal, by earphone interface external device send enabled instruction, external equipment is encoded by built-in encoder, by microphone channel by coding after digital signal to mobile terminal transmission information;
Information receiving module, for receiving the digital signal transmitted from described external equipment by earphone interface; Decoder module, for receive when mobile terminal for digital signal after described external equipment coding time, this digital signal is decoded;
First information sending module, for sending to the processing and control element (PCE) of mobile terminal by the digital signal of decoding.
5. a mobile terminal, is characterized in that, this mobile terminal comprises information carrying means according to claim 4.
CN201410351394.5A 2014-07-22 2014-07-22 A kind of information transferring method, device and mobile terminal Active CN104113933B (en)

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CN201410351394.5A CN104113933B (en) 2014-07-22 2014-07-22 A kind of information transferring method, device and mobile terminal
PCT/CN2015/084521 WO2016011926A1 (en) 2014-07-22 2015-07-20 Information transmission method and apparatus, mobile terminal, and storage medium

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CN104113933B (en) * 2014-07-22 2016-03-30 努比亚技术有限公司 A kind of information transferring method, device and mobile terminal
CN105117365A (en) * 2015-07-16 2015-12-02 上海斐讯数据通信技术有限公司 Data reading method based on Mpc837x framework
CN108377291B (en) * 2018-01-29 2020-05-12 维沃移动通信有限公司 Communication method based on earphone interface, mobile terminal and storage medium
CN110825591B (en) * 2019-10-28 2023-05-26 闻泰通讯股份有限公司 System information reading method, reading device and electronic equipment

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