Background technology
Along with the development of logistics and bar code industry, bar-code reader is widely used in the occasions such as warehouse, market and hospital, with the purpose such as reach the goods automatic clustering, enhance productivity.Bar-code reader is the information that comprises for bar code reading and by transmission interface scanning result is outputed in computing machine or the miscellaneous equipment, usually is made of following several parts: decoder module, processor, transmission interface and power module etc.
Bar-code reader specific works process is, after decoder module is understood bar code information by its inner photoelectric switching circuit, decoding circuit and decoding algorithm, by its transmission interface bar code information is transferred to processor, processor is sent to computing machine or other equipment by transmission interface after barcode data is carried out some optional string processings again.
Existing bar-code reader often has the following disadvantages: (1) can not carry out large batch of storage to the bar code information that reads, can't work offline for a long time, and can't finish basic data statistics function by off-line, therefore, can't satisfy real-time stock-taking, commodity go out the demand of warehouse-in; (2) data transfer mode of existing bar-code reader is single, and wire transmission and wireless transmission can not and be deposited, and can't specifically select according to the application scenario of reality, and the offline storage function is not provided yet; (3) existing bar-code reader does not configure display screen, and parameter setting is order according to the rules, sweeps and reads to specify bar code just can finish, and the user operates cumbersome and easily makes mistakes; (4) do not provide the user application development interface, the user can't carry out secondary development.
The utility model content
The technical problems to be solved in the utility model is, existing bar-code reader exists and can not off-line stores in enormous quantities, transmission mode is single, can not secondary development etc. problem, for the defects of prior art, provide a kind of Mobile barcode reader.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of Mobile barcode reader is provided, comprise housing, be installed on be used in the housing control link to each other with the processing module of statistical study, with processing module be used for obtaining the bar code scan module of bar code information, link to each other with processing module be used for storing the memory module of a large amount of barcode datas and system file, link to each other with processing module be used for linking to each other with the transport module of outside main equipment communication, with processing module the button that is used for operating, link to each other for the display screen of demonstration and the power supply of powering for the Mobile barcode reader with processing module.
Preferably, described bar code scan module comprises the light source that emits beam, receives light and the photoelectric switching circuit that is converted into electric signal that reflects from bar code and receives the electric signal that photoelectric switching circuit sends and the decoding circuit that electric signal is converted to digital signal.
Preferably, described power supply is battery.
Preferably, described transport module comprises bluetooth unit and USB interface; When the Mobile barcode reader was externally in main equipment the first distance range, the Mobile barcode reader carried out instant data transmission by USB interface and outside main equipment; In the time of externally in the main equipment second distance scope, the Mobile barcode reader carries out instant data transmission by bluetooth unit and outside main equipment.
Preferably, described the first distance range is in 1 meter; Described second distance scope is in 30 meters.
Preferably, described memory module comprises first storage unit of storing a large amount of barcode datas and the second storage unit of storage system file.
The utility model Mobile barcode reader also comprises with processing module linking to each other for the Mobile barcode reader being carried out the interface of application development, linking to each other with processing module for the acousto-optic hint module of prompting.
Preferably, described acousto-optic hint module comprises hummer, Vib. and/or LED lamp.
Implement Mobile barcode reader of the present utility model, have following beneficial effect: the Mobile barcode reader can be stored a large amount of barcode datas, and can carry out statistical study to it, satisfies stock-taking, commodity go out to put in storage the demand that the isometric time works offline; Have both USB interface and bluetooth, can be easily with the barcode data unloading to outside main equipment; By button and display screen, provide the visual parameter of user that the interface is set, having preferably, the user experiences.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further described.
In a kind of Mobile barcode reader embodiment that the utility model provides, as shown in Figure 1, comprise housing, be installed on the processing module 1 that is used for control and statistical study in the housing, link to each other for the bar code scan module 2 of obtaining bar code information with processing module 1, link to each other for the memory module 3 of storing a large amount of barcode datas and system file with processing module 1, link to each other with processing module 1 and to be used for and the transport module 4 of outside main equipment communication, link to each other for the button 5 of operation with processing module 1, linking to each other with processing module 1 is used for the display screen 6 that shows, and the power supply 9 of powering for the Mobile barcode reader.
Wherein, processing module 1 is mainly used in a large amount of barcode datas are carried out statistical study, in the situation that off-line is finished the data statistics function basic to a large amount of barcode datas by fortune processing module 1, in order to satisfy real-time stock-taking, the demand of commodity gateway etc.; In addition, because the Mobile barcode reader is all may be at any time in the movement, therefore, power supply 9 is battery, such as dry cell, rechargeable battery etc.
As shown in Figure 2, in Mobile barcode reader embodiment of the present utility model, bar code scan module 2 comprises the light source 21 that emits beam, receive light and the photoelectric switching circuit 22 that is converted into electric signal that reflects from bar code and receive the electric signal that photoelectric switching circuit 22 sends and the decoding circuit 23 that this electric signal is converted to digital signal.The detailed process that bar code scan module 2 is obtained bar code information is: the light that light source 21 sends shines above the bar code, be reflected to photoelectric switching circuit 22, photoelectric switching circuit 22 is converted to electric signal with light signal and passes to decoding circuit 23, and decoding circuit 23 is converted to digital signal with electric signal.
Processing module 1 connects jumbo memory module 3 by memory interface, and memory module 3 comprises the first storage unit 31 of memory stick code data and the second storage unit 32 of storage system file; The arithmetic element of processing module 1 is by the support of software algorithm, the barcode data that is stored in the first storage unit 31 is carried out statistical study, be stored in the barcode data of the first storage unit 31, by the order of transport module 4 according to first in first out, be transferred to coupled outside main equipment.The second storage unit 32 is as the storage space of system file, by realizing the FAT32 file system at software, can be stored as the file layout that WINDOWS operating system is supported to barcode data, for example, processing module 1 built-in FAT32 file system, by FSMC memory interface and memory module 3(such as Nand-Flash) be connected, Nand-Flash is carried out the file system format operation, realize the file in the file system is read and write, stored and the operational administrative such as deletion.
Transport module 4 comprises bluetooth unit 41 and USB interface 42.Wherein, processing module 1 is by UART serial ports (Universal Asynchronous Receiver/Transmitter, the Universal Asynchronous Receiver ﹠ dispensing device) link to each other with bluetooth unit 41 (shown in Fig. 3,4), can realize and the outside main equipment (such as computing machine, smart mobile phone, panel computer etc.) of integrated with Bluetooth function between data transmission, its connection procedure can be assisted to finish by the indication that display screen shows, this bluetooth unit 41 can be supported HID and two kinds of application protocols of SPP.Simultaneously, also can be equipped with special-purpose data sink, guarantee the accuracy of data transmission.In addition, processing module 1 is integrated USB controller can be realized data transmission with the outside main equipment of USB by USB interface 42.
The data transfer mode of the utility model Mobile barcode reader and outside main equipment is specially, if the Mobile barcode reader is when externally main equipment (being work computer) the first distance range (such as 1 meter) is interior, can carry out instant data transmission by USB interface 42 and outside main equipment, the USB transmission speed is fast and the data accuracy rate is high; If the Mobile barcode reader externally in the main equipment second distance scope (such as 30 meters) (without hindrance every), can carry out instant data transmission by bluetooth unit 41 and outside main equipment, break away from the restriction of data line; If externally 30 meters in addition work of main equipment of Mobile barcode reader, selecting data offline storage pattern, the barcode data that is about to obtain is stored in the first storage unit 31, but waits to get back in the scope of the transmission of data, again according to selected transmission mode the transmission of data.The user can select wired (USB), wireless (bluetooth) or offline mode flexibly, and a large amount of bar code information of obtaining is stored and transmitted, and is very convenient.
The utility model Mobile barcode reader also comprises linking to each other with processing module 1 and is used for this Mobile barcode reader is carried out the interface 7 of application development, so that the user can carry out secondary development, develops the Mobile barcode reader that is fit to self needs.
The utility model Mobile barcode reader also comprises linking to each other with processing module 1 and is used for the acousto-optic hint module 8 of prompting, and wherein, acousto-optic hint module 7 comprises hummer 81, Vib. 82 and/or LED lamp 83.For example after successfully decoded, the situation such as battery electric quantity is low, processing module 1 is sent corresponding instruction, and acousto-optic hint module 7 can be made corresponding indication etc.
Display screen 6(such as LCD display etc.) be connected with processing module 1 by the IIC interface, this display screen 6 can show the bar code information of obtaining, also can be used for showing user interface, realize that the mode of user by selecting menu is come parameters, offer the visual parameter of user the interface is set.
As shown in Figure 3, the Mobile barcode reader carries out data transmission by blue-teeth data receiver and data collection station (such as computing machine), the data transmission of Mobile barcode reader and blue-teeth data receiver has added the software verification, and the antenna matching on both sides is in optimum condition, and correctness and the transmission range of data that can guarantee to be transferred to data collection station is best.
As shown in Figure 4, the Mobile barcode reader can directly be connected with the outside main equipment of the integrated with Bluetooth functions such as IPhone, IPad and the transmission of data by bluetooth unit 41, and the bar code information of obtaining is stored or backup etc.
The processing module 1 of the utility model Mobile barcode reader adopts 32 bit processors of Cortex-M3 nuclear, is preferably the chip of following arbitrary money model of company of STMicw Electronics (ST): STM32F101VC, STM32F101VD, STM32F101VE, STM32F101ZC, STM32F101ZD, STM32F101ZE, STM32F103VC, STM32F103VD, STM32F103VE, STM32F103ZC, STM32F103ZD, STM32F103ZE.Bluetooth unit 41 is preferably following arbitrary money module of Shanghai intelligent writing brush scientific ﹠ technical corporation: FLC_MDC748, FLC_MDC749, FLC_MDC747N.
Fig. 5 is the processing module circuit diagram of the utility model Mobile barcode reader embodiment; Fig. 6 is the circuit diagram of the utility model Mobile barcode reader embodiment.
In addition; above-described embodiment is the better embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.