CN202404483U - Embedded network server equipment - Google Patents
Embedded network server equipment Download PDFInfo
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- CN202404483U CN202404483U CN2011205103646U CN201120510364U CN202404483U CN 202404483 U CN202404483 U CN 202404483U CN 2011205103646 U CN2011205103646 U CN 2011205103646U CN 201120510364 U CN201120510364 U CN 201120510364U CN 202404483 U CN202404483 U CN 202404483U
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Abstract
The utility model provides embedded network server equipment which comprises a processor unit, an Ethernet controller, an RJ45 interface, an RS485 unit, a serial terminal, an ROM (read only memory) unit, an RAM (random access memory) , a USB (universal serial bus) interface, JTAG (joint test action group) interface, and an oscillator, wherein the Ethernet controller is connected to the processor unit, the RJ45 interface is connected to the Ethernet controller, the RS485 unit is connected to the processor unit, the serial terminal is connected to the processor unit and the RS485 unit, the ROM unit and the RAM unit are respectively connected to the processor unit, the USB interface is connected to the processor unit, the JTAG interface is connected to the processor unit, the oscillator is connected to the processor unit. Through the embedded network server equipment disclosed by the utility model, the reliability of data transmission is improved greatly, and an x86 instruction set is supported so as to bring about great convenience for the operation of users. Measurement data from measurement equipment can be transmitted to an Ethernet server through the RJ45 interface and also can be stored in an external memory through the USB interface.
Description
Technical field
The utility model relates to the technical field of embedded communication equipment, particularly a kind of embedded web server equipment.
Background technology
Modern measuring instrument, particularly DATA REASONING, collecting device, itself does not have network communications capability.In order to the webserver, to carry out overall treatment by the data transmission of these surveying instrument collections; Just must at first these surveying instruments be connected to computing machine (for example through RS232 or RS485 interface); Then; Computing machine reads the data of being gathered, and through this computing machine the data that read is sent to the server on the network through Ethernet interface.
Yet the RS bus exists not enough at aspects such as data transmission distance and antijamming capabilities.Therefore, can't link to each other with a plurality of surveying instruments simultaneously, and reliability of data transmission (for example electromagnetic environment) affected by environment.
For this reason, the technician has developed the multiple built-in network processor products that network insertion is provided.These built-in network processor products all are based on the ARM platform usually, utilize (SuSE) Linux OS to design and develop, incompatible x86 instruction set commonly used.
The utility model content
In view of the above-mentioned deficiency of prior art, it is a kind of simple in structure and support the embedded web server equipment of x86 instruction set that the utility model provides.
According to the first aspect of the utility model, a kind of embedded web server equipment is provided, comprising: processor unit; Ethernet controller is connected to said processor unit; The RJ45 interface is connected to said ethernet controller; The RS485 unit is connected to said processor unit; Serial port is connected to said processor unit, and is connected to said RS485 unit; ROM cell and ram cell are connected respectively to said processor unit; USB interface is connected to said processor unit; Jtag interface is connected to said processor unit; And oscillator, be connected to said processor unit.
According to the second aspect of the utility model, the processor unit in the embedded web server equipment of the utility model is the VORTEX86DX chip, and ethernet controller is the ENC28J60 chip.
According to the embedded web server equipment of the utility model, data transmission credibility strengthens greatly, and supports the x86 instruction set, is very easy to user's operation.
Description of drawings
Fig. 1 is the structural representation of the embedded web server equipment of the utility model;
Fig. 2 is the exemplary circuit diagram of the processor unit in the embedded web server equipment of the utility model;
Fig. 3 is the exemplary circuit diagram of the ethernet controller in the embedded web server equipment of the utility model.
Embodiment
Below, with the embodiment of accompanying drawings the utility model.
Fig. 1 is the structural representation of the embedded web server equipment of the utility model.As shown in Figure 1, this embedded web server equipment comprises processor unit 11; Ethernet controller 12 is connected to said processor unit 11; RJ45 interface 13 is connected to said ethernet controller 12; RS485 unit 14 is connected to said processor unit 11; Serial port 15 is connected to said processor unit 11, and is connected to said RS485 unit; ROM 16 and RAM 17 are connected respectively to said processor unit 11; USB interface 20 is connected to said processor unit 11; Jtag interface 19 is connected to said processor unit 11; And oscillator 19, be connected to said processor unit 11.
The measurement data of measuring equipment is transferred in the embedded web server equipment of this utility model through serial port 15, and through RJ45 interface 13 external network of communicating by letter; Perhaps, store in the External memory equipment through USB interface 20.
RS485 adopts the differential signal negative logic ,+2V～+ 6V representes " 0 " ,-6V～-2V representes " 1 ".RS485 has two-wire system and two kinds of wiring of four-wire system; Four-wire system can only realize point-to-point communication mode; Existing seldom employing, many employings is the two-wire system mode of connection now, this mode of connection is that the bus type topological structure can articulate 32 nodes at most on same bus.General employing is the master-slave communication mode in the RS485 communication network, i.e. a plurality of slaves of main frame band.Can adopt common twisted-pair feeder in low speed, short distance, glitch-free occasion; Otherwise; When high speed, the transmission of long line; Then must adopt the RS485 private cable (STP-120 Ω (for RS485 & CAN) one pair 18AWG) of impedance matching (being generally 120 Ω), and under the interference rugged environment, also should adopt armouring type multiple twin shielded cable (ASTP-120 Ω (for RS485 & CAN) one pair 18AWG).
Utilize jtag interface 18, the operator can debug the embedded web server equipment of the utility model.JTAG is a kind of international standard test protocol (IEEE 1149.1 compatibilities), is mainly used in the chip internal test.Most now high-grade device are all supported the JTAG agreement, like DSP, FPGA device etc.The JTAG programming mode is an online programming, earlier chip is carried out refilling on the plate after the pre-programmed in the traditional mode of production flow process therefore changing, the flow process of simplification be first immobilising device to circuit board, again with the JTAG programming, thereby speed up the work greatly.Jtag interface can be programmed to all parts of PSD chip internal.
In addition, said oscillator 19 is used for to processor unit 11 stable frequency of operation being provided.
As shown in Figure 2, be the exemplary circuit diagram of the processor unit 11 in the embedded web server equipment of the utility model.Fig. 2 shows being connected of processor unit 11 and storer.
Described processor unit 11 can be selected the VORTEX86DX chip for use.Above-mentioned ethernet controller 12, RS485 unit 14 and serial port 15 such interface circuits are connected to the south bridge of VORTEX86DX chip, and ROM 16 and RAM 17 grades are connected to the north bridge of VORTEX86DX chip.
VORTEX86DX is a kind of SOC of X86 core, by the DMP electronics, inc. release in Taiwan.Its major parameter is following:
6 grades of pipelines of-x8632 bit processor core are supported FPU Float Point Unit; Embedded I/D independence L1Cache;
-16K?I-Cache，16K?D-Cache；
-embedded L2 Cache four road 256KB L2 Cache write by or write back strategy;
-DDRII controller interface 16 bit data bus;
The DDRII frequency is supported 333MHz;
-IDE controller;
-support two passage Ultra-DMA 100;
The SD card is supported in the main channel.
As shown in Figure 3, be the exemplary circuit diagram of the ethernet controller 12 in the embedded web server equipment of the utility model.
Said ethernet controller 12 can be selected ENC28J60 for use.ENC28J 60 is 28 pin independence ethernet controllers that MicrochipTechnology releases.Before this, the optional independent ethernet controller of embedded system development all designs for the personal computer system, like RTL8019, AX88796L, DM9008, CS8900A, LAN91C111 etc.These devices are complex structure not only, and are bulky, and relatively more expensive.The encapsulation of most of ethernet controller in the market is all above 80 pins, and the ENC28J60 that meets IEEE 802.3 agreements has only 28 pins, and function corresponding can be provided, and can simplify relevant design again greatly, reduces the space.
In addition, can be provided with the LED lamp on the said ethernet controller 12, in order to indicate the duty of this ethernet controller 12.
The embedded web server operation of equipment of the utility model is following: the measurement data of measuring equipment (DATA REASONING, collecting device) is transferred in the embedded web server equipment of this utility model through serial port 15, and through RJ45 interface 13 external network of communicating by letter; Perhaps, these measurement data store in the External memory equipment through USB interface 20.
Utilize the embedded web server equipment of the utility model, data transmission credibility strengthens greatly, and supports the x86 instruction set, is very easy to user's operation.The measurement data of measuring equipment not only can be transferred to the server on the Ethernet through the RJ45 interface, can also be stored in the external memory storage through USB interface.
It will be understood by those skilled in the art that above-mentioned explanation and instance only are exemplary, and be not the scope that is used to limit the utility model.Under the degree of the scope that does not exceed the utility model that limits like claims, can carry out various improvement to the utility model.
Claims (3)
1. an embedded web server equipment is characterized in that, comprising:
Processor unit;
Ethernet controller is connected to said processor unit;
The RJ45 interface is connected to said ethernet controller;
The RS485 unit is connected to said processor unit;
Serial port is connected to said processor unit, and is connected to said RS485 unit;
ROM cell and ram cell are connected respectively to said processor unit;
USB interface is connected to said processor unit;
Jtag interface is connected to said processor unit; And
Oscillator is connected to said processor unit.
2. embedded web server equipment as claimed in claim 1 is characterized in that: said processor unit is the VORTEX86DX chip.
3. embedded web server equipment as claimed in claim 1 is characterized in that: said ethernet controller is the ENC28J60 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205103646U CN202404483U (en) | 2011-12-09 | 2011-12-09 | Embedded network server equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205103646U CN202404483U (en) | 2011-12-09 | 2011-12-09 | Embedded network server equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202404483U true CN202404483U (en) | 2012-08-29 |
Family
ID=46702122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205103646U Expired - Fee Related CN202404483U (en) | 2011-12-09 | 2011-12-09 | Embedded network server equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202404483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312034A (en) * | 2013-05-06 | 2013-09-18 | 威海华通开关设备有限公司 | Embedded network type power distribution data server |
| CN105404601A (en) * | 2015-11-26 | 2016-03-16 | 普天线缆集团(上海)楼宇智能有限公司 | Intelligent network scanner |
| CN106789100A (en) * | 2016-11-23 | 2017-05-31 | 广西大学 | A kind of built-in network terminal |
-
2011
- 2011-12-09 CN CN2011205103646U patent/CN202404483U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312034A (en) * | 2013-05-06 | 2013-09-18 | 威海华通开关设备有限公司 | Embedded network type power distribution data server |
| CN105404601A (en) * | 2015-11-26 | 2016-03-16 | 普天线缆集团(上海)楼宇智能有限公司 | Intelligent network scanner |
| CN106789100A (en) * | 2016-11-23 | 2017-05-31 | 广西大学 | A kind of built-in network terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20131209 |