CN103871225A - Intelligent acquisition terminal and wireless sensing network construction method based on acquisition terminal - Google Patents
Intelligent acquisition terminal and wireless sensing network construction method based on acquisition terminal Download PDFInfo
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- CN103871225A CN103871225A CN201410102511.4A CN201410102511A CN103871225A CN 103871225 A CN103871225 A CN 103871225A CN 201410102511 A CN201410102511 A CN 201410102511A CN 103871225 A CN103871225 A CN 103871225A
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Abstract
The invention provides an intelligent acquisition terminal. The intelligent acquisition terminal comprises a main processor, wherein the main processor is connected with a power supply circuit, a wireless communication interface, a sensing acquiring interface, a USB (Universal Serial Bus) interface and a JTAG (Joint Test Action Group) simulation interface respectively. The intelligent acquisition terminal supports local display and can independently realize the acquisition of simulated signals, the acquisition and the control of switching signals, information acquisition of a single-bus data communication module and data acquisition of various types of sensors; meanwhile, the intelligent acquisition terminal supports data receiving and transmission of various types of wireless transmission modules so as to conveniently form a single sensing network and a mixed wireless sensing network to realize short-distance and remote wireless data acquisition. The JTAG simulation interface can be used for helping a user to automatically modify a fixed part, so that the terminal can serve as a testing and application platform to conveniently form a user-defined system and reduce the development cost of the user.
Description
Technical field
The invention belongs to acquisition terminal field, relate to a kind of multi-usage, support polytype sensor collection and the collecting terminal of wireless module and the radio sensing network construction method based on this acquisition terminal.
background technology
The acquisition terminal of market is divided into several classes at present, a kind of is the acquisition terminal of wire communication interface, such as acquisition module and the bus module of various commercial Application, these modules need to realize the collection to data through wireline interface, can be connected in acquisition system by interfaces such as RS232, RS485, CAN, its emphasis is forming wired acquisition system, and self does not have radio function, cannot realize long-range data acquisition.
Also having a kind of is the acquisition terminal of supporting single type wave point, and such as RTU and the DTU module of various application, it has realized data acquisition and wireless receiving and dispatching to sensor.Because it has clearer and more definite specific aim, general only realization gathers the sensor of fixed signal type, such as the current signal of 4 ~ 20mA, 1 ~ 10V voltage signal etc. gathers, and collection period is fixed, and the data that collect send through single wireless interface, and user cannot revise voluntarily to firmware, also cannot expand voluntarily, cannot meet user's particular demands, user's cost of development is higher.
Summary of the invention
The invention provides and a kind ofly support the collection of polytype sensor, can realize user and revise voluntarily firmware and the collecting terminal of expansion voluntarily, a kind of radio sensing network construction method based on this acquisition terminal is also provided.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of collecting terminal, comprise primary processor, this primary processor is connected with respectively power circuit, wireless communication interface, sensing acquisition interface, USB interface and JTAG emulation interface, described wireless communication interface comprises SPI interface, IIC interface and UART interface, described sensing acquisition interface comprises IO interface, AD interface, SPI interface, IIC interface and UART interface, described USB interface adopts USB-B type female seat, and is connected with primary processor by USB interface chip.Wherein JTAG emulation interface can program burn writing, in-circuit emulation and the debugging etc. of reality to terminal CPU, and described primary processor is also connected with display screen interface, supports the TFT color screen of serial ports or parallel port, and primary processor can be realized the operation to color screen.
Further, described power circuit comprises power supply adaptor, management of charging and discharging circuit, DC converting circuit and electrical storage device, wherein management of charging and discharging circuit is used for controlling power supply adaptor and electrical storage device power supply conversion, in the time that power supply adaptor is terminal power supply, can charge to electrical storage device by management of charging and discharging circuit, in the time that power supply adaptor is not powered, management of charging and discharging circuit control electrical storage device is powered to terminal.Wherein management of charging and discharging circuit is connected with the power end of USB interface, and electrical storage device can receive the power end power supply of USB interface and charge.
Between described management of charging and discharging circuit and DC converting circuit, be provided with power switch, this power switch is only controlled the power supply of acquisition terminal, and does not control the charging of electrical storage device, can realize the independent charging operations to electrical storage device.
Described wireless communication interface comprises SPI interface, IIC interface and UART interface, can support polytype wireless transport modules such as GPRS, WIFI, ZIGBEE, bluetooth, realizes long-range data acquisition.The unnecessary pin of described wireless communication interface is linked into the GPIO interface of primary processor, can facilitate the expansion of system.
Described sensing acquisition interface comprises IO interface, AD interface, SPI interface, IIC interface and UART interface, can gather various sensor assemblies, is also connected with signal conditioning circuit between sensing acquisition interface and primary processor.
Described USB interface adopts USB-B type female seat, and is connected with primary processor by USB interface chip, realizes the short-range data collection that USB number passes.
The present invention also provides a kind of radio sensing network construction method based on above-mentioned collecting terminal, described radio sensing network comprises route acquisition terminal, terminal node acquisition terminal and telegon acquisition terminal, this acquisition terminal includes primary processor, power circuit, wireless communication interface, sensing acquisition interface, USB interface, JTAG emulation interface and display screen interface, wherein wireless communication interface access CC2530 communication module;
The sensing acquisition interface access sensor assembly of route and terminal node acquisition terminal, user writes the sensing acquisition program of route and terminal node acquisition terminal voluntarily, and the program of writing downloads to by JTAG mouth in the primary processor of acquisition terminal;
The flow process that sensing acquisition program realizes is as follows:
Step 101: system initialization;
Step 102: sensing unit configuration;
Step 103: communication unit configuration;
Step 104: sensor assembly gathers sensing data;
Step 105: sensing data sends to primary processor by sensing acquisition interface and carries out data pre-service and conversion;
Step 106: show local data by display screen interface;
Step 107: the sensing data after master processor processes and conversion is sent in the CC2530 communication module of route and terminal node by wireless communication interface;
Sensing data is sent to telegon acquisition terminal by step 108:CC2530 communication module;
Step 109: continue execution step 104.
Telegon acquisition terminal receives by CC2530 communication module the sensing data that route and the transmission of terminal node acquisition terminal are returned, and after packing is processed, delivers to Surveillance center by USB mouth;
Surveillance center obtains data by USB mouth, unpacks, and realizes data storage, demonstration in real time, trend curve, warning and statistical study.
The firmware program flow process of described telegon acquisition terminal is:
Step 201: system initialization;
Step 202: communication unit configuration;
Step 203: receive the sensing data that route and the transmission of terminal node acquisition terminal are returned by CC2530 communication module;
Step 204: primary processor is resolved, and carry out this locality demonstration;
Step 205: primary processor carries out data packing to sensing data;
Step 206: sensing data is sent to Surveillance center by USB mouth;
Step 207: continue execution step 203.
From above technical scheme, the present invention supports local demonstration, can independently realize the collection of simulating signal, collection and control, the information acquisition of unibus data communication module and the data acquisition of polytype sensor of switching signal, support polytype wireless transport module to carry out data transmit-receive simultaneously, the single sensing network of convenient formation, hybrid wireless sensing network, realize short distance and long-range data acquisition.JTAG emulation interface can help user to revise voluntarily firmware, makes this terminal can be used as test and application platform, is conveniently configured for self-defined system, reduces user's cost of development.
Brief description of the drawings
Fig. 1 is the structured flowchart of collecting terminal of the present invention;
Fig. 2 is the circuit block diagram of power circuit in the present invention;
Fig. 3 is the principle schematic of radio sensing network construction method of the present invention;
Fig. 4 is the process flow diagram of sensing acquisition program in radio sensing network construction method of the present invention;
Fig. 5 is the firmware program process flow diagram of telegon acquisition terminal in radio sensing network construction method of the present invention.
In figure: 1, primary processor, 2, power circuit, 21, power supply adaptor, 22, management of charging and discharging circuit, 23, DC converting circuit, 3, wireless communication interface, 4, sensing acquisition interface, 5, USB interface, 6, JTAG emulation interface, 7, electrical storage device, 8, power switch, 9, signal conditioning circuit, 10, USB interface chip, 11, display screen interface.
Embodiment
Below in conjunction with accompanying drawing, a kind of preferred implementation of the present invention is described in detail.
The invention provides a kind of collecting terminal, this terminal can gather multiple sensors module, and can support polytype wireless transport module.As shown in Figure 1, this terminal comprises primary processor 1, and this primary processor is ARM7, and dominant frequency is 72M, 512K flash, primary processor 1 is connected with respectively power circuit 2, wireless communication interface 3, sensing acquisition interface 4, USB interface 5, display screen interface 11 and JTAG emulation interface 6.
As shown in Figure 2, power circuit 2 comprises power supply adaptor 21, management of charging and discharging circuit 22, DC converting circuit 23 and electrical storage device 7, management of charging and discharging circuit is connected with electrical storage device respectively at power supply adaptor, and be terminal power supply by DC converting circuit, this DC converting circuit is booster type DC converting circuit.Power supply adaptor 21 and electrical storage device 7 all can be collecting terminal power supply are provided, management of charging and discharging circuit 22 is for controlling power supply adaptor 21 and electrical storage device 7 power supply conversions, in the time that power supply adaptor 21 is powered for terminal, can charge to electrical storage device 7 by management of charging and discharging circuit 22, in the time that power supply adaptor 21 is not powered, management of charging and discharging circuit 22 is controlled electrical storage device 7 and is powered to terminal.Described management of charging and discharging circuit 22 is connected with the power end of USB interface 5, and electrical storage device 7 can receive the power end power supply of USB interface and charge.Between described management of charging and discharging circuit 22 and DC converting circuit 23, be provided with power switch 8, this power switch is only controlled the power supply of acquisition terminal, and does not control the charging of electrical storage device 7, can realize the independent charging to electrical storage device.Described electrical storage device 7 is chargeable lithium cell, and capacity is 2000Mah, supports the input of 5V direct supply and the input of USB confession electricity.
Described wireless communication interface 3, sensing acquisition interface 4 and display screen interface 11 all adopt the 10*2 letter ox connector of 1.27mm spacing, described JTAG emulation interface 6 adopts the 10*2 letter ox connector of 2.54mm spacing. and adopt simple ox connector to make power supply and signal pins isolation, prevent from mispluging and strengthening contact reliability.
This terminal provides abundant external interface, comprises USB mouth, JTAG mouth, LCD interface, sensor interface, wireless communication interface, acquisition terminal is realized the data acquisition to multiple sensing module, local TFT color screen demonstration, and usb data is uploaded the data upload with wireless mode.Support self-programming and JTAG in-circuit emulation and debugging.Can be used as local acquisition terminal and use, also use as radio sensing network node, convenient data acquisition and the control that forms various mixed network structures.Can be used as test and application platform, form easily User Defined system, reduce user's cost of development.
Based on this collecting terminal, the present invention also provides a kind of radio sensing network construction method, as shown in Figure 3, the present embodiment is taking Zigbee radio sensing network as explanation, it is mainly made up of three collecting terminals and a Surveillance center, wherein three collecting terminals are all connected with CC2530 communication module, be configured to respectively route acquisition terminal, terminal node acquisition terminal and telegon acquisition terminal, three collecting terminals include primary processor, power circuit, wireless communication interface, sensing acquisition interface, USB interface, JTAG emulation interface and display screen interface, wherein wireless communication interface access CC2530 communication module,
The sensing acquisition interface access sensor assembly of route acquisition terminal and terminal node acquisition terminal, user writes the sensing acquisition program of route and terminal node acquisition terminal voluntarily, and the program of writing downloads to by JTAG mouth in the primary processor of acquisition terminal;
As shown in Figure 4, the flow process that sensing acquisition program realizes is as follows:
Step 101: system initialization;
Step 102: sensing unit configuration;
Step 103: communication unit configuration;
Step 104: sensor assembly gathers sensing data;
Step 105: sensing data sends to primary processor by sensing acquisition interface and carries out data pre-service and conversion;
Step 106: show local data by display screen interface;
Step 107: the sensing data after master processor processes and conversion is sent in the CC2530 communication module of route and terminal node by wireless communication interface;
Sensing data is sent to telegon acquisition terminal by step 108:CC2530 communication module;
Step 109: continue execution step 104.
Telegon acquisition terminal receives by CC2530 communication module the sensing data that route and the transmission of terminal node acquisition terminal are returned, and after packing is processed, delivers to Surveillance center by USB mouth;
As shown in Figure 5, the firmware program flow process of described telegon acquisition terminal is:
Step 201: system initialization;
Step 202: communication unit configuration;
Step 203: receive the sensing data that route and the transmission of terminal node acquisition terminal are returned by CC2530 communication module;
Step 204: primary processor is resolved, and carry out this locality demonstration;
Step 205: primary processor carries out data packing to sensing data;
Step 206: sensing data is sent to Surveillance center by USB mouth;
Step 207: continue execution step 203.
Surveillance center obtains data by USB mouth, unpacks, and realizes data storage, demonstration in real time, trend curve, warning and statistical study.
The above embodiment is only that the preferred embodiment of the present invention is described; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skill in the art make technical scheme of the present invention, all should fall in the definite protection domain of claims of the present invention.
Claims (9)
1. a collecting terminal, it is characterized in that: comprise primary processor (1), this primary processor is connected with respectively power circuit (2), wireless communication interface (3), sensing acquisition interface (4), USB interface (5) and JTAG emulation interface (6), described wireless communication interface (3) comprises SPI interface, IIC interface and UART interface, described sensing acquisition interface (4) comprises IO interface, AD interface, SPI interface, IIC interface and UART interface, described USB interface (5) adopts USB-B type female seat, and be connected with primary processor (1) by USB interface chip (10).
2. collecting terminal according to claim 1, it is characterized in that: described power circuit (2) comprises power supply adaptor, management of charging and discharging circuit, DC converting circuit and electrical storage device (7), wherein management of charging and discharging circuit is used for controlling power supply adaptor and electrical storage device power supply conversion.
3. collecting terminal according to claim 2, is characterized in that: described charging control circuit is connected with the power end of USB interface (5).
4. collecting terminal according to claim 2, is characterized in that: between described management of charging and discharging circuit and DC converting circuit, be provided with power switch.
5. collecting terminal according to claim 1, is characterized in that: the GPIO interface of the unnecessary pin access primary processor of described wireless communication interface (3) (1).
6. collecting terminal according to claim 1, is characterized in that: between described sensing acquisition interface (4) and primary processor (1), be connected with signal conditioning circuit (9).
7. collecting terminal according to claim 1, is characterized in that: described primary processor (1) is also connected with display screen interface (11).
8. the radio sensing network construction method based on collecting terminal described in claim 1, it is characterized in that, described radio sensing network comprises route acquisition terminal, terminal node acquisition terminal and telegon acquisition terminal, this acquisition terminal includes primary processor, power circuit, wireless communication interface, sensing acquisition interface, USB interface, JTAG emulation interface and display screen interface, wherein wireless communication interface access CC2530 communication module;
The sensing acquisition interface access sensor assembly of route and terminal node acquisition terminal, user writes the sensing acquisition program of route and terminal node acquisition terminal voluntarily, and the program of writing downloads to by JTAG mouth in the primary processor of acquisition terminal;
The flow process that sensing acquisition program realizes is as follows:
Step 101: system initialization;
Step 102: sensing unit configuration;
Step 103: communication unit configuration;
Step 104: sensor assembly gathers sensing data;
Step 105: sensing data sends to primary processor by sensing acquisition interface and carries out data pre-service and conversion;
Step 106: show local data by display screen interface;
Step 107: the sensing data after master processor processes and conversion is sent in the CC2530 communication module of route and terminal node by wireless communication interface;
Sensing data is sent to telegon acquisition terminal by step 108:CC2530 communication module;
Step 109: continue execution step 104;
Telegon acquisition terminal receives by CC2530 communication module the sensing data that route and the transmission of terminal node acquisition terminal are returned, and after packing is processed, delivers to Surveillance center by USB mouth;
Surveillance center obtains data by USB mouth, unpacks, and realizes data storage, demonstration in real time, trend curve, warning and statistical study.
9. radio sensing network construction method according to claim 8, is characterized in that, the firmware program flow process of described telegon acquisition terminal is:
Step 201: system initialization;
Step 202: communication unit configuration;
Step 203: receive the sensing data that route and the transmission of terminal node acquisition terminal are returned by CC2530 communication module;
Step 204: primary processor is resolved, and carry out this locality demonstration;
Step 205: primary processor carries out data packing to sensing data;
Step 206: sensing data is sent to Surveillance center by USB mouth;
Step 207: continue execution step 203.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105608878A (en) * | 2016-03-31 | 2016-05-25 | 武汉邮电科学研究院 | Bluetooth based multipoint data acquisition device and Bluetooth based multipoint data acquisition method |
| CN106850863A (en) * | 2017-04-01 | 2017-06-13 | 赫迈泽自控科技（北京）有限公司 | A kind of heating temperature control device is used or fan coil data acquisition device |
| CN107203170A (en) * | 2017-06-06 | 2017-09-26 | 合肥助航生态农业科技有限公司 | A kind of ecological agriculture monitoring system and method |
| CN108965385A (en) * | 2018-06-06 | 2018-12-07 | 中建八局第二建设有限公司 | A kind of wireless data acquisition system and acquisition method based on WSN |
| CN111669305A (en) * | 2019-03-08 | 2020-09-15 | 成都易联智通信息技术有限公司 | Remote data dynamic collector and collection method based on Modbus RTU communication protocol |
| CN112133076A (en) * | 2020-10-27 | 2020-12-25 | 北京航空航天大学云南创新研究院 | General multi-interface low-power-consumption Internet of things data acquisition controller |
| CN112506832A (en) * | 2020-12-07 | 2021-03-16 | 天津津航计算技术研究所 | USB JTAG acquisition and downloading integrated device |
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2014
- 2014-03-19 CN CN201410102511.4A patent/CN103871225A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105608878A (en) * | 2016-03-31 | 2016-05-25 | 武汉邮电科学研究院 | Bluetooth based multipoint data acquisition device and Bluetooth based multipoint data acquisition method |
| CN105608878B (en) * | 2016-03-31 | 2019-05-10 | 武汉邮电科学研究院有限公司 | A kind of multipoint acquisition data set and method based on bluetooth |
| CN106850863A (en) * | 2017-04-01 | 2017-06-13 | 赫迈泽自控科技（北京）有限公司 | A kind of heating temperature control device is used or fan coil data acquisition device |
| CN107203170A (en) * | 2017-06-06 | 2017-09-26 | 合肥助航生态农业科技有限公司 | A kind of ecological agriculture monitoring system and method |
| CN108965385A (en) * | 2018-06-06 | 2018-12-07 | 中建八局第二建设有限公司 | A kind of wireless data acquisition system and acquisition method based on WSN |
| CN111669305A (en) * | 2019-03-08 | 2020-09-15 | 成都易联智通信息技术有限公司 | Remote data dynamic collector and collection method based on Modbus RTU communication protocol |
| CN112133076A (en) * | 2020-10-27 | 2020-12-25 | 北京航空航天大学云南创新研究院 | General multi-interface low-power-consumption Internet of things data acquisition controller |
| CN112506832A (en) * | 2020-12-07 | 2021-03-16 | 天津津航计算技术研究所 | USB JTAG acquisition and downloading integrated device |
| CN112506832B (en) * | 2020-12-07 | 2023-03-10 | 天津津航计算技术研究所 | USB JTAG acquisition and downloading integrated device |
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Application publication date: 20140618 |