CN203251288U - Wireless sensor network communication module - Google Patents
Wireless sensor network communication module Download PDFInfo
- Publication number
- CN203251288U CN203251288U CN2013202723345U CN201320272334U CN203251288U CN 203251288 U CN203251288 U CN 203251288U CN 2013202723345 U CN2013202723345 U CN 2013202723345U CN 201320272334 U CN201320272334 U CN 201320272334U CN 203251288 U CN203251288 U CN 203251288U
- Authority
- CN
- China
- Prior art keywords
- pin
- circuit
- wireless sensor
- serial interface
- power
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a wireless sensor network communication module in the field of industrial automation communication. The module includes a power supply circuit U4, a ZigBee protocol processor circuit U2, a serial port signal level conversion circuit U5, a serial port interface J2_1 and an antenna. The power supply circuit U4 comprises a level conversion chip U4, which converts 5V level into 3.3V level; the ZigBee protocol processor circuit U2 includes a 2.4G band wireless transceiver onechip U2, a crystal oscillator Y2, and inductances L1, L2 and L3; a power amplifier circuit U1 comprises a 2.4G power amplifier chip U1, a PCB onboard antenna ANT and a capacitance C19; a PC upper computer sends data package to an intelligent instrument through the ZigBee network, or accepts the data package achieved by the intelligent instrument. The wireless sensor network communication module does not have the limit of communication distance and support points, and can conduct communication in the range of coverage of the ZigBee network.
Description
Technical field
The utility model relates to the industrial automation communications field, specifically the network communication of wireless sensor module in the wireless communication field.
Background technology
For intelligence instrument is connected with automatic control system, conventional digital formula intelligence instrument communication mode has installed telecommunication circuit additional at intelligence instrument, is connected with host computer (PC) or control system such as RS232, RS485, electric current loop, forms intelligence control system.Adopt RS232 communication, communication distance is shorter, and normally in 10 meters scopes, communication mode is point-to-point communication; Adopt RS485 communication, communication distance is in the situation that 9600 baud rates, and communication distance is 1.2 kilometers, can form a little master-slave mode communication network.Communication mode is that data are converted to 4-20mA, at host computer with 250 Europe precision resistance converting digitals, by twice conversion loss precision, and can only realize point-to-point communication.
The wireless sensor network intelligence instrument communication technology of the applicant's exploitation, advanced and mature wireless sensor network technology is combined with the intelligence instrument technology, solved the point-to-multipoint communication problem, communication distance is short, communication terminal is limited etc., and technical limitation also is resolved.The network communication of wireless sensor module is the key modules of the wireless sensor network intelligence instrument communication technology.
Summary of the invention
Can only point-to-point communication in order to solve the existing intelligence instrument communication technology, the problem that communication distance is short the utility model proposes a kind of network communication of wireless sensor module.
The technical solution of the utility model is as follows:
A kind of network communication of wireless sensor module, it is comprised of power circuit, Zigbee protocol processor circuit, rs 232 serial interface signal level shifting circuit, serial interface, antenna; One end of Zigbee protocol processor circuit connects antenna, and the other end connects serial interface by the rs 232 serial interface signal level shifting circuit; Power circuit connects respectively Zigbee protocol processor circuit, rs 232 serial interface signal level shifting circuit and serial interface.
Described power circuit is that the power conversion chip U4 of 3.3V level forms by the 5V level conversion, and 2 pin of U4 connect 5V input power VCC5V, the 1 pin ground connection of U4, and 3 pin of U4 are connected to 3.3V power supply VCC_IN.
Described Zigbee protocol processor circuit, the wireless receiving and dispatching single-chip microcomputer U2 that comprises the 2.4G frequency range, crystal oscillator Y2, inductance L 1, L2, L3, capacitor C 1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, resistance R 1, and power amplification circuit.
Described power amplification circuit, its by 2.4G power amplification circuit chip U1, pcb board carry antenna ANT, capacitor C 19 forms; Power amplification chip U1 the 10th pin carries antenna ANT with pcb board and is connected, 1,2,3,8,9,11,12, the 17 pin ground connection of U1, and 14,16 pin meet 3.3V power supply VCC3.3V, and 4 pin of U1 meet the C11 among the U2, and 5,6 pin of U1 link to each other with 37 pin with 8 pin of U2 respectively.
Described rs 232 serial interface signal level shifting circuit is U5, and 1 pin of U5 meets 5V power supply VCC5V, and 5,8 pin of U5 meet 3.3V power supply VCC3.3V, and 6,7 pin of U5 link to each other with 17,16 pin of U2 respectively, 4 pin ground connection.
Described serial interface is J2_1, and its 2 pin meets 3.3V power supply VCC3.3V, and 6,8 pin link to each other with 2,3 pin of U5 respectively, 7 pin ground connection.
Workflow of the present utility model is: after obtaining packet by antenna from ZigBee-network, analyze the network address mailing address of this module whether in the packet, if so, then with packet by serial interface, pass to PC host computer or intelligence instrument; If not, then packet is sent from antenna again, enter another ZigBee-network.Thereby realize: the PC host computer is issued intelligence instrument by ZigBee-network with the director data bag, and the packet that intelligence instrument is obtained field monitoring sends the PC host computer to.
The beneficial effects of the utility model are:
1) communication distance is unrestricted, just can communicate by letter in the scope that ZigBee-network covers;
2) support to count unrestricted, each ZigBee-network can hold more than 65000 communication node in principle, if take the ZigBee gateway technique, this scope can also enlarge.
Description of drawings
Fig. 1 is the utility model power circuit U4 schematic diagram.
Fig. 2 is the utility model power amplification circuit U1 schematic diagram.
Fig. 3 is the utility model serial interface circuit J2_1 schematic diagram.
Fig. 4 is the utility model Zigbee protocol processor circuit U2 schematic diagram.
Fig. 5 is the utility model rs 232 serial interface signal level shifting circuit U5 schematic diagram.
Fig. 6 be the utility model in ZigBee-network with PC host computer, intelligence instrument Principle of Communication schematic diagram.
Fig. 7 is for being the utility model internal structure block diagram.
Embodiment
The utility model comprises power circuit U4, Zigbee protocol processor circuit U2, rs 232 serial interface signal level shifting circuit U5, serial interface J2_1, antenna.
Power circuit U4 is that the power conversion chip U4 of 3.3V level forms by the 5V level conversion, sees Fig. 1.Zigbee protocol processor circuit U2 comprises the wireless receiving and dispatching single-chip microcomputer U2 of 2.4G frequency range, crystal oscillator Y2, and inductance L 1, L2, L3 see Fig. 4.Power amplification circuit U1 carries antenna ANT, capacitor C 19 by 2.4G power amplification circuit chip U1, pcb board and forms and see Fig. 2.
The rs 232 serial interface signal level shifting circuit is U5, and 1 pin of U5 meets 5V power supply VCC5V, and 5,8 pin of U5 meet 3.3V power supply VCC3.3V, and 6,7 pin of U5 link to each other with 17,16 pin of U2 respectively, and 4 pin ground connection are seen Fig. 5.
Serial interface is J2_1, and its 2 pin meets 3.3V power supply VCC3.3V, and 6,8 pin link to each other with 2,3 pin of U5 respectively, and 7 pin ground connection are seen Fig. 3.
The utility model is realized: the PC host computer is issued intelligence instrument by ZigBee-network with the director data bag, and the packet that intelligence instrument is obtained field monitoring sends the PC host computer to.
Claims (6)
1. network communication of wireless sensor module, it is characterized in that: it is comprised of power circuit, Zigbee protocol processor circuit, rs 232 serial interface signal level shifting circuit, serial interface, antenna; One end of Zigbee protocol processor circuit connects antenna, and the other end connects serial interface by the rs 232 serial interface signal level shifting circuit; Power circuit connects respectively Zigbee protocol processor circuit, rs 232 serial interface signal level shifting circuit and serial interface.
2. a kind of network communication of wireless sensor module as claimed in claim 1, it is characterized in that: described power circuit is that the power conversion chip U4 of 3.3V level forms by the 5V level conversion, 2 pin of U4 connect 5V input power VCC5V, the 1 pin ground connection of U4,3 pin of U4 are connected to 3.3V power supply VCC_IN.
3. a kind of network communication of wireless sensor module as claimed in claim 1, it is characterized in that: described Zigbee protocol processor circuit, the wireless receiving and dispatching single-chip microcomputer U2 that comprises the 2.4G frequency range, crystal oscillator Y2, inductance L 1, L2, L3, capacitor C 1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, resistance R 1, and power amplification circuit.
4. a kind of network communication of wireless sensor module as claimed in claim 3 is characterized in that: described power amplification circuit,
Its by 2.4G power amplification circuit chip U1, pcb board carry antenna ANT, capacitor C 19 forms; Power amplification chip U1 the 10th pin carries antenna ANT with pcb board and is connected, 1,2,3,8,9,11,12, the 17 pin ground connection of U1, and 14,16 pin meet 3.3V power supply VCC3.3V, and 4 pin of U1 meet the C11 among the U2, and 5,6 pin of U1 link to each other with 37 pin with 8 pin of U2 respectively.
5. a kind of network communication of wireless sensor module as claimed in claim 1, it is characterized in that: described rs 232 serial interface signal level shifting circuit is U5, and 1 pin of U5 meets 5V power supply VCC5V, and 5,8 pin of U5 meet 3.3V power supply VCC3.3V, 6,7 pin of U5 link to each other with 17,16 pin of U2 respectively, 4 pin ground connection.
6. a kind of network communication of wireless sensor module as claimed in claim 1, it is characterized in that: described serial interface is J2_1, and its 2 pin meets 3.3V power supply VCC3.3V, and 6,8 pin link to each other with 2,3 pin of U5 respectively, 7 pin ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202723345U CN203251288U (en) | 2013-05-20 | 2013-05-20 | Wireless sensor network communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202723345U CN203251288U (en) | 2013-05-20 | 2013-05-20 | Wireless sensor network communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203251288U true CN203251288U (en) | 2013-10-23 |
Family
ID=49377701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202723345U Expired - Fee Related CN203251288U (en) | 2013-05-20 | 2013-05-20 | Wireless sensor network communication module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203251288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974843A (en) * | 2016-06-16 | 2016-09-28 | 中国石油集团渤海钻探工程有限公司 | Communication circuit between measurement instrument while drilling and upper computer |
-
2013
- 2013-05-20 CN CN2013202723345U patent/CN203251288U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974843A (en) * | 2016-06-16 | 2016-09-28 | 中国石油集团渤海钻探工程有限公司 | Communication circuit between measurement instrument while drilling and upper computer |
| CN105974843B (en) * | 2016-06-16 | 2020-04-17 | 中国石油集团渤海钻探工程有限公司 | Communication circuit between measurement while drilling instrument and upper computer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101620771B (en) | Remote wireless environment real-time data acquisition method and device | |
| CN206332860U (en) | LoRa gateways | |
| CN208766825U (en) | A kind of LoRa meeting southern network mark standard and carrier wave dual mode communication module | |
| CN102196601A (en) | Wireless data transmission device based on WSN (wireless sensor network), GPRS (general packet radio service) and GPS (global position system) | |
| CN102830279B (en) | Data processing device used for electric energy meter and power consumption collector | |
| CN201662884U (en) | Solar battery pack wireless monitoring system based on internet of things | |
| CN203644198U (en) | Wireless remote data acquisition system based on Beidou RDSS (radio determination satellite service) system and ZIGBEE | |
| CN202957989U (en) | Crops growth environment monitoring device based on Zigbee | |
| CN203251288U (en) | Wireless sensor network communication module | |
| CN205656752U (en) | Electric wire netting communication device based on wireless sensor | |
| CN202661192U (en) | Wireless temperature measurement system of internet of things and based on ZigBee technique | |
| CN202929101U (en) | Data processing device used for electric energy meter and electric gatherer | |
| CN204856858U (en) | Smart electric meter based on it is wireless from network deployment and modbus communication protocol | |
| CN207852074U (en) | A kind of automatic data logging harvester | |
| CN101145274A (en) | Multifunctional meter communication module | |
| CN202077070U (en) | Intelligent management system based on radio data transceiver communication | |
| CN201700014U (en) | 20mA current loop gateway for industrial field control | |
| CN203165188U (en) | Wireless meter reading system based on wireless ad hoc network | |
| CN203554495U (en) | Network-type RF wireless intelligent gas meter management gateway | |
| CN201111714Y (en) | Communication module of multifunctional watch | |
| CN202094912U (en) | Data collecting and managing system based on data transceiver communication | |
| CN207603633U (en) | Electric safety system Internet of Things data wireless transport module | |
| CN202939792U (en) | Single-phase dual-channel communication module | |
| CN201985848U (en) | Low-power-consumption wireless communication device with mesh network self-organizing function | |
| CN202600446U (en) | Single-well data acquisition wireless transmission device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20150520 |
|
| EXPY | Termination of patent right or utility model |