CN109816952A - Long-distance alarm apparatus based on Ethernet - Google Patents
Long-distance alarm apparatus based on Ethernet Download PDFInfo
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- CN109816952A CN109816952A CN201910130189.9A CN201910130189A CN109816952A CN 109816952 A CN109816952 A CN 109816952A CN 201910130189 A CN201910130189 A CN 201910130189A CN 109816952 A CN109816952 A CN 109816952A
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Abstract
The invention discloses a kind of long-distance alarm apparatus based on Ethernet, including processor, network interface interface module, sound and light alarm module and power module, the network interface interface module is connected to the processor, the sound and light alarm module is connected to the processor, the power module is connect with the processor, network interface interface module and sound and light alarm module respectively, the processor uses STM32F103C8T6 processor, and the network interface interface module uses ENC28J60 network card chip.Implement the long-distance alarm apparatus of the invention based on Ethernet, has the advantages that the consuming that can be reduced police strength.
Description
Technical field
The present invention relates to monitoring alarm field, in particular to a kind of long-distance alarm apparatus based on Ethernet.
Background technique
The prison of modernization provides good Environmental change for the life and labour of prisoner；So in prevention prisoner's flight
In terms of outside invasion, it should embody the element of hommization.Prison relies primarily on high-wall to the tradition prevention that prisoner flees and increases
The on-site supervision of the block and sentry, picture pick-up device of pressing pulse electric net realizes that wherein high-voltage pulse power grid is with the micro- electricity of high pressure
Stream mode works, and nonlethal electric discharge strike can be imposed to climbing person, makes its transitory loss ability to act, while can be with defeated
Alarm signal out: live warning lamp is triggered.Its behavior is found that in the incipient stage that prisoner implements flight, and is forecast as early as possible, it is made
The no time implements the climbing action to high-wall.The think of alarmed in advance once prisoner enters in isolation strip is proposed in traditional technology
Road and concrete implementation means.Headend equipment is the SP100VF periphery intrusion preventing system of magnificent promise starry sky, which can pass through
Various ways active probe is to various invasions or escapes more behavior, linkage security protection command centre, distributed control center alarm, and statistic record
Various alerts and alert video recording, but the alarm of the rear end of this equipment only shows alarm and record warning message at the end PC, needs
Policeman checks the case where alarm system on PC that such forecasting procedure compares consuming police strength constantly, so after urgent need exploitation is a
The long-distance alarm apparatus based on Ethernet at end, however the long-range report based on Ethernet of this rear end is also not implemented in traditional technology
Alert device.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing one kind can be reduced police strength
Consuming the long-distance alarm apparatus based on Ethernet.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of remote alarms based on Ethernet
Device, including processor, network interface interface module, sound and light alarm module and power module, the network interface interface module and the processing
Device connection, the sound and light alarm module is connected to the processor, the power module respectively with the processor, network interface interface
Module is connected with sound and light alarm module, and the processor uses STM32F103C8T6 processor, and the network interface interface module uses
ENC28J60 network card chip.
It further include level switch module in the long-distance alarm apparatus of the present invention based on Ethernet, it is described
The I/O pin of STM32F103C8T6 processor and the ENC28J60 network card chipPin connection, it is described
The SCK pin of STM32F103C8T6 processor is connect with the SCK pin of the ENC28J60 network card chip, described
The SDO pin of STM32F103C8T6 processor is connect with the SI pin of the ENC28J60 network card chip, described
SDI pin, INTO pin and the INT1 pin of STM32F103C8T6 processor are connect with the level switch module, described
The SO pin of ENC28J60 network card chip,Pin andPin is connect with the level switch module, the level
Conversion module is used to 3.3V power supply being converted to 5.0V power supply.
It further include first capacitor, first resistor, the first hair in the long-distance alarm apparatus of the present invention based on Ethernet
Optical diode, second resistance, the second light emitting diode, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th electricity
Resistance, the first ferrite bead, the second capacitor, third capacitor, the first transformer, the second transformer, the 4th capacitor and RJ-45 connect
Mouthful, the VCAP pin of the ENC28J60 network card chip is grounded by the first capacitor, the ENC28J60 network card chip
LEDA pin is connect by the first resistor with the anode of first light emitting diode, the ENC28J60 network card chip
LEDB pin is connect by the second resistance with the anode of second diode, the cathode of first light emitting diode and
The cathode of second light emitting diode is grounded, and the RBIAS pin of the ENC28J60 network card chip is connect by the 7th resistance
Ground, the TPOUT+ pin of the ENC28J60 network card chip primary with one end of the 3rd resistor and the first transformer respectively
The Same Name of Ends of coil connects, and one end of first ferrite bead is connect with the 3.3V power supply, first ferrite magnetic
The other end of ring respectively with the other end of the 3rd resistor, one end of the 4th resistance, one end of the second capacitor and the first transformation
The intermediate node of the primary coil of device connects, the other end ground connection of second capacitor, the ENC28J60 network card chip
TPOUT- pin is connect with the different name end of the other end of the 4th resistance and the primary coil of the first transformer respectively, and described
The Same Name of Ends of the secondary coil of one transformer is connect with the first pin of the RJ-45 interface, the secondary of first transformer
The intermediate node of coil passes through the 4th capacity earth, the different name end of the secondary coil of first transformer and the RJ-
The second pins of 45 interfaces connects, the TPIN+ pin of ENC28J60 network card chip one end with the 5th resistance respectively
Connected with the Same Name of Ends of the primary coil of the second transformer, the other end of the 5th resistance respectively with the third capacitor one
End is connected with one end of the 6th resistance, and the other end ground connection of the third capacitor, the TPIN- of the ENC28J60 network card chip draws
The different name end of the primary coil of foot, the other end of the 6th resistance and the second transformer connects, the secondary wire of second transformer
The Same Name of Ends of circle is connect with the third pin of the RJ-45 interface, the different name end of the secondary coil of second transformer and institute
State the 6th pin connection of RJ-45 interface.
In the long-distance alarm apparatus of the present invention based on Ethernet, the ENC28J60 network card chip utilizes TCP/IP
The network transmission protocol carries out data transmission.
Further include keyboard circuit in the long-distance alarm apparatus of the present invention based on Ethernet, the keyboard circuit with
The processor connection.
In the long-distance alarm apparatus of the present invention based on Ethernet, the journey of the long-distance alarm apparatus based on Ethernet
Sequence executes process and includes the following steps:
A) processor is initialized；
B) judge whether the data receiver function of network interface interface module is opened, if so, executing step C)；Otherwise, step is executed
Rapid E)；
C) network data package executes step D)；
D it) judges whether to alarm, if so, driving sound and light alarm module carries out sound-light alarm；Otherwise, step E is executed)；
E new network packet, return step B) are waited).
Implement the long-distance alarm apparatus of the invention based on Ethernet, has the advantages that due to being equipped with processor, net
Mouth interface module, sound and light alarm module and power module, processor use STM32F103C8T6 processor, network interface interface module
Using ENC28J60 network card chip, headend equipment sends warning message by network packet, should the long-range report based on Ethernet
When alert device receives warning message, sound-light alarm is carried out by sound and light alarm module, and supports multiple spot warning function simultaneously, therefore
The present invention can be reduced the consuming of police strength.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is that the present invention is based on the structural schematic diagrams in long-distance alarm apparatus one embodiment of Ethernet；
Fig. 2 is the connection figure of STM32F103C8T6 processor and ENC28J60 network card chip in the embodiment；
Fig. 3 is the execution flow chart of the long-distance alarm apparatus based on Ethernet in the embodiment.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the long-distance alarm apparatus embodiment the present invention is based on Ethernet, it is somebody's turn to do the structure of the long-distance alarm apparatus based on Ethernet
Schematic diagram is as shown in Figure 1.In Fig. 1, being somebody's turn to do the long-distance alarm apparatus based on Ethernet includes processor 1, network interface interface module 2, acousto-optic
Alarm module 3 and power module 4, wherein network interface interface module 2 is connect with processor 1, and sound and light alarm module 3 and processor 1 connect
It connects, power module 4 is connect with processor 1, network interface interface module 2 and sound and light alarm module 3 respectively, and processor adopts 1 use
STM32F103C8T6 processor, network interface interface module 2 use ENC28J60 network card chip.
STM32F103C8T6 processor is 32 STM32 core processors, the dominant frequency of the STM32F103C8T6 processor
72MHz, speed is fast, and multitask executive capability is strong, and multiple tasks processing can be reached as long as using stepping mode, interrupt mode
Effect.It and by the processor inner function module of core of STM32 include serial ports, CAN interface, SPI interface, USB interface
Deng, be all the function of STM32 level processor indispensability, facilitate hardware circuit design and debugging.Headend equipment passes through network number
Send warning message according to packet, should long-distance alarm apparatus based on Ethernet when receiving warning message, by sound and light alarm module 3 into
Row sound-light alarm, and support multiple spot warning function simultaneously, therefore the present invention can be reduced the consuming of police strength.
The long-distance alarm apparatus based on Ethernet serves as network packet analysis work, while being carried out according to packet information
Sound-light alarm, should the core of long-distance alarm apparatus based on Ethernet be exactly Design of network interface, that is, network interface interface module 2
Design.The long-distance alarm apparatus based on Ethernet has the machine function of initializing；With network interface and network data processing function
Energy；Have the function of data transmission and reception, the order of higher level's computer can be received；According to the order of higher level's computer (radar and
Video alarm order), carry out sound and light of alarm.
The anti-riot form of the long-distance alarm apparatus based on Ethernet uses network using anti-waterproofing design of staggering along, communication modes
The power supply of communication interface, power module 4 uses 12V power supply power supply.
Specifically, the core of processor 1 is that Cortex-M3 kernel is used based in Kazakhstan not 3 level production lines of structure
Core, instruction and data respectively use a bus, and different from Cortex-M3, and ARM7 series processors use von Neumann framework,
Instruction and data needs shared bus and memory.The instruction of Cortex-M3 processor, the reading of data can store simultaneously
It is carried out in device, by this parallel work-flow, so that the execution efficiency of application program improves.
The major functions and features of STM32F103C8T6 processor: 1) integrating the ARM32 bit processor of Cortex-M3core,
Working frequency can be with frequency multiplication to 72MHz；2) have 3 kinds of battery saving modes: sleep, shut down and it is standby；3) 128KBFlash is embedded,
20KBSRAM；4) I2C interface, UART interface, SPI interface, CAN interface and USB interface are included.
Fig. 2 be the present embodiment in STM32F103C8T6 processor and ENC28J60 network card chip connection figure, should be based on
The long-distance alarm apparatus netted very much further includes level switch module 5, the I/O pin and ENC28J60 net of STM32F103C8T6 processor
Card chipPin connection, the SCK pin of STM32F103C8T6 processor and the SCK pin of ENC28J60 network card chip connect
It connects, the SDO pin of STM32F103C8T6 processor is connect with the SI pin of ENC28J60 network card chip, at STM32F103C8T6
SDI pin, INTO pin and the INT1 pin of reason device are connect with level switch module 5, and the SO of ENC28J60 network card chip draws
Foot,Pin andPin is connect with level switch module 5, and level switch module 5 is for being converted to 3.3V power supply
5.0V power supply.
The long-distance alarm apparatus based on Ethernet further include first capacitor C1, first resistor R1, the first light emitting diode D1,
Second resistance R2, the second light emitting diode D2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th
Resistance R7, the first ferrite bead L1, the second capacitor C2, third capacitor C3, the first transformer T1, the second transformer T2, the 4th
Capacitor C4 and RJ-45 interface, the V of ENC28J60 network card chipCAPPin is grounded by first capacitor C1, ENC28J60 network interface card core
The LEDA pin of piece is connect by first resistor R1 with the anode of the first light emitting diode D1, the LEDB of ENC28J60 network card chip
Pin is connect by second resistance R2 with the anode of the second diode D2, the cathode of the first light emitting diode D1 and second luminous two
The cathode of pole pipe D2 is grounded, and the RBIAS pin of ENC28J60 network card chip is grounded by the 7th resistance R7, ENC28J60 network interface card
The TPOUT+ pin of chip is connect with the Same Name of Ends of one end of 3rd resistor R3 and the primary coil of the first transformer T1 respectively, the
One end of one ferrite bead L1 is connect with 3.3V power supply, and the other end of the first ferrite bead L1 is respectively with 3rd resistor R3's
The other end, one end of the 4th resistance R4, one end of the second capacitor C2 and the first transformer T1 the intermediate node of primary coil connect
It connects, the other end ground connection of the second capacitor C2, the TPOUT- pin of ENC28J60 network card chip is another with the 4th resistance R4 respectively
End is connected with the different name end of the primary coil of the first transformer T1, the Same Name of Ends and RJ-45 of the secondary coil of the first transformer T1
First pin of interface connects, and the intermediate node of the secondary coil of the first transformer T1 is grounded by the 4th capacitor C4, and first becomes
The different name end of the secondary coil of depressor T1 is connect with the second pin of RJ-45 interface, the TPIN+ pin of ENC28J60 network card chip
It is connect respectively with the Same Name of Ends of one end of the 5th resistance R5 and the primary coil of the second transformer T2, the other end of the 5th resistance R5
It is connect respectively with one end of one end of third capacitor C3 and the 6th resistance R6, the other end ground connection of third capacitor C3, ENC28J60
The different name end of the primary coil of the TPIN- pin of network card chip, the other end of the 6th resistance R6 and the second transformer T2 connects, the
The Same Name of Ends of the secondary coil of two transformer T2 is connect with the third pin of RJ-45 interface, the secondary coil of the second transformer T2
Different name end connect with the 6th pin of RJ-45 interface.
Ethernet is a kind of network topology in computing system swapping data, and many microcontrollers integrate ethernet mac
Controller, mac controller connect external ethernet PHY as link layer protocol controller.Typical Ethernet is that MAC is utilized
MII accesses PHY, and with the external crystal head of RJ-45 interface, accessing cable can be completed data exchange.
ENC28J60 network card chip is carried out data transmission using the TCP/IP network transmission protocol.It realizes network communication, answers
Data must be exchanged with TCP/IP transport layer with degree, transport layer includes two transport protocols: transmission control protocol (TCP) and use
User data datagram protocol (UDP).When writing network-based application program, it is necessary to be compiled according to some in these agreements
Journey.
UDP header respectively accounts for two bytes by 4 domains, divides as follows:
Source port target port datagram length test value
The video radar detecting equipment of front end needs to send message, the remote alarming device (base of rear end according to this agreement
In the long-distance alarm apparatus of Ethernet) warning message could be interpreted.
In the present embodiment, being somebody's turn to do the long-distance alarm apparatus based on Ethernet further includes keyboard circuit 6, keyboard circuit 6 and processor 1
Connection.
The main task of long-distance alarm apparatus based on Ethernet be real-time network data package according to warning message into
Row sound-light alarm, the programming for focusing on processor 1 of software design.Software mainly includes initialization program, the analysis of UDP packet
Program etc..Initialization program includes hardware initialization, timer and network interface card initialization.
Fig. 3 is the execution flow chart of the long-distance alarm apparatus based on Ethernet in the present embodiment, in Fig. 3, should be based on Ethernet
The program execution flow of long-distance alarm apparatus include the following steps:
Step S01 processor is initialized: in this step, processor is initialized.
Step S02 judges whether the data receiver function of network interface interface module is opened: in this step, judging network interface interface mould
Whether the data receiver function of block is opened, if it is determined that result be it is yes, then follow the steps S03；Otherwise, step S06 is executed.
Step S03 network data package: in this step, network data package.This step has been executed, step is executed
S04。
Step S04 judges whether to alarm: in this step, judge whether to alarm, if it is determined that result be it is yes,
Then follow the steps S05；Otherwise, step S06 is executed.
Step S05 drives sound and light alarm module to carry out sound-light alarm: in this step, driving sound and light alarm module carries out acousto-optic
Alarm.
Step S06 waits new network packet: in this step, waiting new network packet.This step has been executed, has been returned
Return step S02.
In short, being somebody's turn to do the long-distance alarm apparatus based on Ethernet is using network as core, in conjunction with a set of software and hardware of actual demand
The alarm system combined.The end equipment of the long-distance alarm apparatus based on Ethernet uses damascene structures, using software and hardware knot
The mode of conjunction, the convenience for guaranteeing the operational reliability of product and using.The present invention is under the premise of realizing function, to TCP/IP
Agreement optimizes processing, and using key technology means, traditional technology China is solved in the case where keeping low cost product
The unconspicuous problem of SP100VF periphery intrusion preventing System Back-end equipment alarm information of promise starry sky.The present invention can be reduced police strength
It expends.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of long-distance alarm apparatus based on Ethernet, which is characterized in that including processor, network interface interface module, sound-light alarm
Module and power module, the network interface interface module are connected to the processor, the sound and light alarm module and the processor
Connection, the power module are connect with the processor, network interface interface module and sound and light alarm module respectively, and the processor is adopted
With STM32F103C8T6 processor, the network interface interface module uses ENC28J60 network card chip.
2. the long-distance alarm apparatus according to claim 1 based on Ethernet, which is characterized in that further include level conversion mould
Block, the I/O pin of the STM32F103C8T6 processor and the ENC28J60 network card chipPin connection, it is described
The SCK pin of STM32F103C8T6 processor is connect with the SCK pin of the ENC28J60 network card chip, described
The SDO pin of STM32F103C8T6 processor is connect with the SI pin of the ENC28J60 network card chip, described
SDI pin, INTO pin and the INT1 pin of STM32F103C8T6 processor are connect with the level switch module, described
The SO pin of ENC28J60 network card chip,Pin andPin is connect with the level switch module, the level
Conversion module is used to 3.3V power supply being converted to 5.0V power supply.
3. the long-distance alarm apparatus according to claim 2 based on Ethernet, which is characterized in that further include first capacitor,
One resistance, the first light emitting diode, second resistance, the second light emitting diode, 3rd resistor, the 4th resistance, the 5th resistance, the 6th
Resistance, the 7th resistance, the first ferrite bead, the second capacitor, third capacitor, the first transformer, the second transformer, the 4th capacitor
With RJ-45 interface, the V of the ENC28J60 network card chipCAPPin is grounded by the first capacitor, the ENC28J60 net
The LEDA pin of card chip is connect by the first resistor with the anode of first light emitting diode, the ENC28J60 net
The LEDB pin of card chip is connect by the second resistance with the anode of second diode, first light emitting diode
Cathode and the cathode of the second light emitting diode be grounded, the RBIAS pin of the ENC28J60 network card chip passes through described the
Seven resistance eutral groundings, the TPOUT+ pin of the ENC28J60 network card chip respectively with one end of the 3rd resistor and the first transformation
The Same Name of Ends of the primary coil of device connects, and one end of first ferrite bead is connect with the 3.3V power supply, and described first
The other end of ferrite bead respectively with the other end of the 3rd resistor, one end of the 4th resistance, the second capacitor one end and
The intermediate node of the primary coil of first transformer connects, the other end ground connection of second capacitor, the ENC28J60 network interface card
The TPOUT- pin of chip is connect with the different name end of the other end of the 4th resistance and the primary coil of the first transformer respectively,
The Same Name of Ends of the secondary coil of first transformer is connect with the first pin of the RJ-45 interface, first transformer
Secondary coil intermediate node pass through the 4th capacity earth, the different name end of the secondary coil of first transformer and institute
State RJ-45 interface second pin connection, the TPIN+ pin of the ENC28J60 network card chip respectively with the 5th resistance
One end is connected with the Same Name of Ends of the primary coil of the second transformer, the other end of the 5th resistance respectively with the third capacitor
One end connected with one end of the 6th resistance, the other end of third capacitor ground connection, the ENC28J60 network card chip
The different name end of the primary coil of TPIN- pin, the other end of the 6th resistance and the second transformer connects, second transformer
The Same Name of Ends of secondary coil is connect with the third pin of the RJ-45 interface, the different name of the secondary coil of second transformer
End is connect with the 6th pin of the RJ-45 interface.
4. the long-distance alarm apparatus according to claim 3 based on Ethernet, which is characterized in that the ENC28J60 network interface card core
Piece is carried out data transmission using the TCP/IP network transmission protocol.
5. the long-distance alarm apparatus according to claim 1 based on Ethernet, which is characterized in that it further include keyboard circuit, institute
Keyboard circuit is stated to be connected to the processor.
6. according to claim 1 to described in 5 any one based on the long-distance alarm apparatus of Ethernet, which is characterized in that the base
Include the following steps: in the program execution flow of the long-distance alarm apparatus of Ethernet
A) processor is initialized；
B) judge whether the data receiver function of network interface interface module is opened, if so, executing step C)；Otherwise, step E is executed)；
C) network data package executes step D)；
D it) judges whether to alarm, if so, driving sound and light alarm module carries out sound-light alarm；Otherwise, step E is executed)；
E new network packet, return step B) are waited).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910130189.9A CN109816952A (en) | 2019-02-21 | 2019-02-21 | Long-distance alarm apparatus based on Ethernet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130189.9A CN109816952A (en) | 2019-02-21 | 2019-02-21 | Long-distance alarm apparatus based on Ethernet |
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| CN109816952A true CN109816952A (en) | 2019-05-28 |
Family
ID=66607102
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| CN201910130189.9A Pending CN109816952A (en) | 2019-02-21 | 2019-02-21 | Long-distance alarm apparatus based on Ethernet |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040212494A1 (en) * | 2003-02-03 | 2004-10-28 | Stilp Louis A. | Cordless telephone system |
| CN205490620U (en) * | 2016-03-30 | 2016-08-17 | 佛山市蓝天网络科技有限公司 | Intelligent home gateway |
| CN106603954A (en) * | 2016-12-16 | 2017-04-26 | 北京华鼎新铭智能科技发展有限公司 | Interaction terminal in prison room |
| CN106780256A (en) * | 2016-12-16 | 2017-05-31 | 北京华鼎新铭智能科技发展有限公司 | A kind of comprehensive safeguard information management system |
| CN107666520A (en) * | 2017-10-31 | 2018-02-06 | 广州中国科学院先进技术研究所 | A kind of distributed data acquisition system and method for multirobot |
| CN208353510U (en) * | 2018-07-27 | 2019-01-08 | 黑龙江大学 | A kind of optical communication medium switching network interface circuit |
-
2019
- 2019-02-21 CN CN201910130189.9A patent/CN109816952A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040212494A1 (en) * | 2003-02-03 | 2004-10-28 | Stilp Louis A. | Cordless telephone system |
| CN205490620U (en) * | 2016-03-30 | 2016-08-17 | 佛山市蓝天网络科技有限公司 | Intelligent home gateway |
| CN106603954A (en) * | 2016-12-16 | 2017-04-26 | 北京华鼎新铭智能科技发展有限公司 | Interaction terminal in prison room |
| CN106780256A (en) * | 2016-12-16 | 2017-05-31 | 北京华鼎新铭智能科技发展有限公司 | A kind of comprehensive safeguard information management system |
| CN107666520A (en) * | 2017-10-31 | 2018-02-06 | 广州中国科学院先进技术研究所 | A kind of distributed data acquisition system and method for multirobot |
| CN208353510U (en) * | 2018-07-27 | 2019-01-08 | 黑龙江大学 | A kind of optical communication medium switching network interface circuit |
Non-Patent Citations (1)
| Title |
|---|
| 佚名: ""stm32f103中文资料3"，https://www.docin.com/p-284336564.html", 《豆丁网》 * |
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Application publication date: 20190528 |