CN101374182A - Intelligent storage type receiving apparatus for data acquisition unit and system thereof - Google Patents
Intelligent storage type receiving apparatus for data acquisition unit and system thereof Download PDFInfo
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- CN101374182A CN101374182A CNA2007100452494A CN200710045249A CN101374182A CN 101374182 A CN101374182 A CN 101374182A CN A2007100452494 A CNA2007100452494 A CN A2007100452494A CN 200710045249 A CN200710045249 A CN 200710045249A CN 101374182 A CN101374182 A CN 101374182A
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Abstract
The invention relates to an intelligent memory-type wireless data acquisition device, and a wireless data receiving device as well as a system thereof. The data acquisition device comprises a wireless data transmission module, a microprocessor, a memory unit, a key unit, a data interface circuit and an I/O interface circuit. The wireless data receiving device includes a microprocessor, a wireless data transmission module, a data interface circuit and an I/O interface circuit. A data system basing on wireless point to multipoint comprises a plurality of the intelligent memory-type wireless data acquisition devices and one wireless data receiving device, wherein a wireless communication link is constructed between the intelligent memory-type wireless data acquisition devices and the wireless data receiving device through a 433M wireless communication module and a point-to-multipoint handshake protocol to achieve data exchange in a wireless manner. The device can provide convenient and reliable data storage and transmission for barcode recording systems for warehouse management and the like.
Description
Technical field
Constitute a kind of data acquisition, storage and system for transmitting by harvester with receiving system based on wireless point-to-multipoint
Background technology
At widely used data acquisition units such as warehouse, supermarkets, the mode that adopts scanner to be connected with the microcomputer of networking is usually carried out data acquisition and Data Receiving at present.Because scanner needs directly to be connected with microcomputer, and the data instant that the scanning back obtains transfers out microcomputer.Use very inconvenient.
Summary of the invention
The objective of the invention is to, a kind of intelligent storage type receiving apparatus for data acquisition unit and system thereof are provided, use with convenient.
For reaching above-mentioned purpose, the present invention adopts following technical scheme:
A kind of intelligent storage type data acquisition device comprises: wireless data transfer module, microprocessor, memory cell, push-button unit, data interface circuit and input/output interface circuit; Described wireless data transmission module is connected by described input/output interface circuit with microprocessor, and described data storage cell, described push-button unit are connected with microprocessor, and described microprocessor links to each other with data generation equipment by data interface circuit.
Wherein, described data generation equipment is scanner.
Wherein, described wireless data transfer module is the 433M wireless communication module.
A kind of wireless data receiving system, comprise: comprise microprocessor, wireless data transfer module and data interface circuit, input/output interface circuit, described wireless data transmission module is connected by input/output interface circuit with microprocessor, and described microprocessor is connected with data interface circuit.
Wherein, described wireless data transfer module is the 433M wireless communication module.
A kind of data system based on wireless point-to-multipoint, comprise a plurality of above-mentioned intelligent storage type data acquisition devices and an above-mentioned wireless data receiving system, pass through 433M wireless communication module and any Handshake Protocol between described intelligent storage type data acquisition device and the described wireless data receiving system to multiple spot, set up wireless communication link, carry out the mutual of data by wireless mode.
The present invention compared with prior art, have following advantage: the present invention adopts wireless composition data storage and transmission system, reply the correct transmission that the mode of setting up communication realizes data by independently shaking hands, for bar code input systems such as for example storehouse management provide convenience and data preservation reliably and transmission.
Description of drawings
Fig. 1 is the structural representation of wireless point-to-multipoint;
Fig. 2 is the structural representation of the harvester of native system;
Fig. 3 is the receiving system structural representation of native system.
Embodiment
As shown in Figure 1, a kind of intelligent storage type data acquisition device 1 (hereinafter to be referred as harvester 1) comprises wireless data transfer module 101, microprocessor 102, memory cell 103, push-button unit 105, data interface circuit 104 and input/output interface circuit (I/O mouth) 106; Described wireless data transmission module 101 is connected by I/O mouth 106 with microprocessor 102, and by described microprocessor 102 its work of control, described data storage cell 103 is connected with microprocessor 102, by microprocessor 102 controls memory cell 103 is read and write; Described microprocessor 102 produces equipment 107 swap datas by data interface circuit 104 and data, it can be equipment such as scanner that described data produce equipment 107, described data produce equipment 107 and are used to obtain data, described push-button unit 105 links to each other with microprocessor 102, and this push-button unit 105 can be used for being provided with system parameters and function.
The system parameters that described push-button unit 105 can be provided with has: the address code of intelligent storage type data acquisition device, the maximum length of each packet, and the channel of the manual preservation of the format of memory cell 103 and data and wireless data transmission module 101 etc.
Wherein, described wireless data transfer module 101 is the 433M wireless communication module.
As shown in Figure 2, a kind of wireless data receiving system 2 (hereinafter to be referred as receiving system 2) comprises microprocessor 202, wireless data transfer module 201, data interface circuit 203, input/output interface circuit (I/O mouth) 204.Described wireless data transmission module 201 is connected for 204 mouthfuls by the I/O mouth with microprocessor 202, by 201 work of microprocessor 202 control wireless data transmission modules, microprocessor 202 is connected with data terminal 205 by data interface circuit 203, give data terminal 205 transfer of data that correctly receives by data-interface 203, described data terminal 205 can be a computer etc.
Wherein, described wireless data transfer module 201 is the 433M wireless communication module.
As shown in Figure 3, a kind of data system based on wireless point-to-multipoint, comprise a plurality of above-mentioned harvesters 1 and an above-mentioned receiving system 2, adopt 433M wireless communication module and any Handshake Protocol between harvester 1 and the receiving system 2, form a WLAN multiple spot.And set up wireless communication link by wireless data transmission module separately, carry out the exchange and the transmission of data and information by wireless mode.Described harvester 1 is not subjected to the restriction of distance, can not lose in the data that correctly are not transferred to receiving system 2, and to be free to add or to withdraw from receiving system 2 is the network at center.
Below be that data produce equipment 107 and are that data receiving terminal 205 is an example with the PC with the scanner, further specify the foregoing description.
At first after the scanner logging data, harvester 1 will receive data and deposit memory cell 103 in by microprocessor 102.If harvester 1 has been set up handshake communication with receiving system 2, then, transfer to receiving system 2 by after microprocessor 102 reading of data and the packing.Harvester 1 is to shake hands with unique address code of harvester 1 to set up communication with communicating by letter of receiving system 2.If harvester 1 can not be set up with receiving system 2 and communicate by letter, data just are kept in the memory cell 103, are waiting for after foundation is communicated by letter and sending out.
Receiving system 2 is regularly intercepted channel conditions, when it listens to handshake that harvester 1 sends or packet and verification when correct, in time responds, if check errors then do not respond.Harvester 1 does not receive in the certain hour that after sending packet replying with regard to thinking automatically of receiving system 2 sends failure, and can retransmit packet.A receiving system 2 can connect with a plurality of harvesters 1.Receiving system 2 receives data and verification, if correct just returning to 1 one correct answer signals of harvester, and correct data are uploaded to data terminal 205 by data-interface 203.
After the communication disruption of harvester 1 and receiving system 2, for example after also not receiving correctly the replying of receiving system 2 after the number of retransmissions time, harvester 1 can enter power down mode to wireless data transmission module 101 in a period of time, after after a while, make it return to normal condition again, to seek receiving system 2 again.
Because adopt the integrated chip of paster encapsulation, the size of each harvester 1 has only about 43 * 26 * 10mm, can be embedded in the data generation equipment, antenna also can be built in the data generation equipment, makes profile succinctly attractive in appearance.
The data interface circuit 104 of harvester 1 can be interface circuits such as RS232, TTL, RS485, USB.
The data interface circuit 203 that receiving system 2 is connected with data terminal 205 can be that RS232, PS/2, USB etc. plant interface circuit.
The wireless transmission power that native system adopts has a plurality of power stages available less than 10 milliwatts, meets environmental protection standard, and human body is not had any harmful effect.And transmission signals adopts straight sequence spread spectrum technology, has certain anti-interference, can guarantee communication quality.
Wherein, microprocessor 102,202 can adopt 8 single-chip microcomputers.The model that wireless data transfer module 101,201 can adopt Chipcom company to produce is the wireless data transfer module of CC1020.The AT24C512 that the unit, memory block can adopt Atmel company to produce.
Claims (6)
1. an intelligent storage type data acquisition device is characterized in that comprising: wireless data transfer module, microprocessor, memory cell, push-button unit, data interface circuit and input/output interface circuit; Described wireless data transmission module is connected by described input/output interface circuit with microprocessor, and described data storage cell, described push-button unit are connected with microprocessor, and described microprocessor links to each other with data generation equipment by data interface circuit.
2. intelligent storage type data acquisition device according to claim 1 is characterized in that: described data generation equipment is scanner.
3. intelligent storage type data acquisition device according to claim 1 and 2 is characterized in that: described wireless data transfer module is the 433M wireless communication module.
4. wireless data receiving system, it is characterized in that comprising: comprise microprocessor, wireless data transfer module and data interface circuit, input/output interface circuit, described wireless data transmission module is connected by input/output interface circuit with microprocessor, and described microprocessor is connected with data interface circuit.
5. intelligent storage type data acquisition device according to claim 4 is characterized in that: described wireless data transfer module is the 433M wireless communication module.
6. data system based on wireless point-to-multipoint, it is characterized in that comprising arbitrary described wireless data receiving system in a plurality of claims 3 described intelligent storage type data acquisition device and the claim 5, pass through 433M wireless communication module and any Handshake Protocol between described intelligent storage type data acquisition device and the described wireless data receiving system to multiple spot, set up wireless communication link, carry out the mutual of data by wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100452494A CN101374182A (en) | 2007-08-24 | 2007-08-24 | Intelligent storage type receiving apparatus for data acquisition unit and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100452494A CN101374182A (en) | 2007-08-24 | 2007-08-24 | Intelligent storage type receiving apparatus for data acquisition unit and system thereof |
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| CN101374182A true CN101374182A (en) | 2009-02-25 |
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| CNA2007100452494A Pending CN101374182A (en) | 2007-08-24 | 2007-08-24 | Intelligent storage type receiving apparatus for data acquisition unit and system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220011A (en) * | 2012-11-05 | 2013-07-24 | 陕西拓普索尔电子科技有限责任公司 | Wireless data receiving and sending unit based on Beidou satellite communication technology |
| CN113406879A (en) * | 2021-05-18 | 2021-09-17 | 南昌逸勤科技有限公司 | Intelligent watch |
-
2007
- 2007-08-24 CN CNA2007100452494A patent/CN101374182A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103220011A (en) * | 2012-11-05 | 2013-07-24 | 陕西拓普索尔电子科技有限责任公司 | Wireless data receiving and sending unit based on Beidou satellite communication technology |
| CN113406879A (en) * | 2021-05-18 | 2021-09-17 | 南昌逸勤科技有限公司 | Intelligent watch |
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Open date: 20090225 |