CN203982361U - A kind of multiple serial communication proving installation - Google Patents
A kind of multiple serial communication proving installation Download PDFInfo
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- CN203982361U CN203982361U CN201420347300.2U CN201420347300U CN203982361U CN 203982361 U CN203982361 U CN 203982361U CN 201420347300 U CN201420347300 U CN 201420347300U CN 203982361 U CN203982361 U CN 203982361U
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Abstract
The utility model discloses a kind of multiple serial communication proving installation, comprise the serial ports that mouth, data processing chip, parallel port, intelligent serial port chip, at least two data buffers is set and equates with data buffer quantity; The described mouth that arranges is connected with data processing chip, for configuring this device; Data processing chip one end mouthful is connected with arranging, and the other end is connected with intelligent serial port chip by parallel port, is used to that data add timestamp, originate Serial Port Information and object Serial Port Information; Intelligence serial port chip one end is connected with data processing chip by parallel port, and the other end is connected with data buffer, for receiving and forward serial data; Data buffer one end is connected with intelligent serial port chip, and the other end is connected with serial ports, the information that receives and send for buffer memory; Serial ports one end is connected with data buffer, and the other end is connected with serial equipment when work.This device can monitor that multi-channel serial port data send situation simultaneously, and can obtain the precise time that data arrive.
Description
Technical field
The utility model multi-channel serial port exploitation debugging field, specifically relates to a kind of multiple serial communication proving installation.
Background technology
Because serial communication is simple and reliable, be widely used in the middle of the communication between various intelligent systems.In the communication facilities R&D process based on serial ports, often need to monitor the mutual situation of data transmit-receive of communicating pair.Particularly in military control system, for accuracy and the real-time of data transmit-receive, there is strict requirement, therefore for embedded real time system, also need to know the correct time of communicating pair transceiving data, often need to be accurate to even microsecond rank of millisecond.
Existing multiple serial communication adjustment method, mainly: based on USB, turn serial port module, two communication serial port convergences, on usb hub, then are forwarded to third party USB mouth and carry out data processing.This method can realize the supervision of serial communication, but need to add extra identification frame head to serial data frame, be which serial ports has sent data to distinguish, and not only affected data transmit-receive efficiency, also for the debugging of program has increased odd word, affected development progress.On the other hand, although can be by increasing for data the transmitting time that timestamp obtains data, but this method cannot meet the AccessPort requirement under high real-time application scenario, and main cause has two: one, has increased extra data segment, has strengthened the expense of system; The 2nd, the added timestamp of non-real time operating system is often accurate not.
Utility model content
For the deficiencies in the prior art, the technical matters that the utility model quasi-solution is determined is: a kind of multiple serial communication proving installation is provided.This device can monitor that multi-channel serial port data send situation simultaneously, and can obtain the precise time that data arrive.
The technical solution that the utility model solve the technical problem is: design a kind of multiple serial communication proving installation.This device comprises the serial ports that mouth, data processing chip, parallel port, intelligent serial port chip, at least two data buffers is set and equates with data buffer quantity; The described mouth that arranges is connected with data processing chip, for configuring this device; Data processing chip one end mouthful is connected with arranging, and the other end is connected with intelligent serial port chip by parallel port, is used to that data add timestamp, originate Serial Port Information and object Serial Port Information; Intelligence serial port chip one end is connected with data processing chip by parallel port, and the other end is connected with data buffer, for receiving and forward serial data; Data buffer one end is connected with intelligent serial port chip, and the other end is connected with serial ports, the information that receives and send for buffer memory; Serial ports one end is connected with data buffer, and the other end is connected with serial equipment when work.
Compared with prior art, the beneficial effects of the utility model are: the utility model is simple and convenient, can monitor the data that multi-channel serial port receives and sends simultaneously, and data transmit-receive efficiency is high, can access correct time stamp information.In addition the utility model is easy to expansion, and use-pattern is extremely flexible, for example, by easy configuration, just can form serial bus network.
Accompanying drawing explanation
Fig. 1 is the structural representation (suspension points shown in figure is expressed as and can connects at least two group data buffer and serial ports) of a kind of multiple serial communication proving installation of the utility model;
Fig. 2 is the structural representation of a kind of embodiment of a kind of multiple serial communication proving installation of the utility model;
Fig. 3 is the utility model Fig. 2 structural representation of the serial ports connected mode of equivalence in logic.
Embodiment
Below in conjunction with accompanying drawing, example example of the present utility model is described, embodiment described herein is only for description and interpretation the utility model, and is not used in restriction the utility model.
A kind of multiple serial communication proving installation of the utility model design (is called for short device, referring to Fig. 1), this device comprise arrange mouthful 1, data processing chip 2, parallel port 3, intelligent serial port chip 4, at least two data buffers 5 and the serial ports 6 that equates with data buffer quantity.The described mouth 1 that arranges is connected with data processing chip 2, for configuring this device; Data processing chip 2 one end with arrange mouthful 1 and be connected, the other end is connected with intelligent serial port chip 4 by parallel port 3, is used to that data add timestamp, originate Serial Port Information and object Serial Port Information; Intelligence serial port chip 4 one end are connected with data processing chip 2 by parallel port 3, and the other end is connected with data buffer 5, for receiving and forward serial data; Data buffer 5 one end are connected with intelligent serial port chip 4, and the other end is connected with serial ports 6, the information that receives and send for buffer memory; Serial ports 6 one end are connected with data buffer 5, during other end work, are connected with serial equipment 7.
The structural representation (referring to Fig. 2) of an embodiment of this multiple serial communication proving installation: first, by mouth 1 is set, specifying the 6th serial ports 66 is Data Collection mouth, and its receives the data that first serial 61 is sent to the 5th serial ports 65; The 6th serial ports 66 is connected to data collection facility 76, and first serial 61 to the 5th serial ports 65 has all connected respectively first serial equipment 71 to second serial equipment 75; Next, by a mouthful flow direction for 1 appointment serial data is set, first serial 61 receives each other and sends with second serial 62, the 3rd serial ports 63 data send to the 4th serial ports 64, the 4th serial ports 64 data send to the 5th serial ports 65, the 5th serial ports 65 data send to the 3rd serial ports 63, the three serial ports 63, the 4th serial ports 64 and the 5th serial ports 65 datacycle to send.
With first serial 61 and second serial 62, receive each other and be sent as example, first serial equipment 71 sends data to the first data buffer 51 by first serial 61, the first data buffer 51 sends the data to intelligent serial port chip 4, intelligence serial port chip 4 is forwarded to data processing chip 2 by parallel port 3, data processing chip 2 query string port communications allocation lists, data are sent to intelligent serial port chip 4 by parallel port 3, intelligence serial port chip 4 sends data to the second data buffer 52, the second data buffer 52 sends to second serial equipment 72 by second serial 62 by data, realize first serial equipment 71 and sent data to second serial equipment 72, second serial equipment 72 is accepted the data of first serial equipment 71, the data that meanwhile data processing chip 2 sends first serial equipment 71 add subject string slogan and object string slogan, and add timestamp information, by parallel port 3, send to intelligent serial port chip 4, intelligence serial port chip 4 sends data to the 6th data buffer 56, the six data buffers 56, by the 6th serial ports 66, data is sent to data collection facility 76.
Second serial equipment 72 sends data to the second data buffer 52 by second serial 62, the second data buffer 52 sends the data to intelligent serial port chip 4, intelligence serial port chip 4 is forwarded to data processing chip 2 by parallel port 3, data processing chip 2 query string port communications allocation lists, data are sent to intelligent serial port chip 4 by parallel port 3, intelligence serial port chip 4 sends data to the first data buffer 51, the first data buffer 51 sends to first serial equipment 71 by first serial 61 by data, realize second serial equipment 72 and sent data to first serial equipment 71, first serial equipment 71 is accepted the data of second serial equipment 72, the data that meanwhile data processing chip 2 sends second serial equipment 72 add subject string slogan and object string slogan, and add timestamp information, by parallel port 3, send to intelligent serial port chip 4, intelligence serial port chip 4 sends data to the 6th data buffer 56, the six data buffers 56, by the 6th serial ports 66, data is sent to data collection facility 76.
The 3rd serial ports 63, the 4th serial ports 64 and the 5th serial ports 65 datacycle send, and its data transfer mode receives each other and sends identical with first serial 61 and second serial 62.
Fig. 2 is the structural representation (referring to Fig. 3) of the serial ports connected mode of equivalence in logic, and first serial 61 receives each other and sends with second serial 62, and the 3rd serial ports 63, the 4th serial ports 64 and the 5th serial ports 65 datacycle send.By being set, mouth 1 need to write following configuration words: 1->2,1->6 so; 2->1,2->6; 3->4,3->6; 4->5,4->6; 5->3,5->6.
During device work, serial ports 6 one end connect serial equipment 7.First by mouth 1 is set, specifying a serial ports is Data Collection mouth, and it receives the data that all other serial ports are sent; Next, by mouthful 1 flow direction of specifying serial data is set, specify the data of a certain serial ports can be sent to other which or which serial ports.Serial equipment 7 sends data to data buffer 5 by serial ports 6, data buffer 5 sends the data to intelligent serial port chip 4, intelligence serial port chip 4 is forwarded to data processing chip 2 by parallel port 3, data processing chip 2 query string port communications allocation lists, finding out it should mail to which or which serial ports and send, meanwhile these data are added to timestamp information, source Serial Port Information and object Serial Port Information, by serial ports, mail to target strings jaws equipment 7.
Claims (2)
1. a multiple serial communication proving installation, this device comprises the serial ports that mouth, data processing chip, parallel port, intelligent serial port chip, at least two data buffers is set and equates with data buffer quantity;
The described mouth that arranges is connected with data processing chip; Data processing chip one end mouthful is connected with arranging, and the other end is connected with intelligent serial port chip by parallel port; Intelligence serial port chip one end is connected with data processing chip by parallel port, and the other end is connected with data buffer; Data buffer one end is connected with intelligent serial port chip, and the other end is connected with serial ports; Serial ports one end is connected with data buffer, and the other end is connected with serial equipment in use.
2. multiple serial communication proving installation according to claim 1, is characterized in that in described serial ports is Data Collection mouth, and all the other serial ports are connected with serial equipment; Described Data Collection mouth is connected with data collection facility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347300.2U CN203982361U (en) | 2014-06-26 | 2014-06-26 | A kind of multiple serial communication proving installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347300.2U CN203982361U (en) | 2014-06-26 | 2014-06-26 | A kind of multiple serial communication proving installation |
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| Publication Number | Publication Date |
|---|---|
| CN203982361U true CN203982361U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420347300.2U Withdrawn - After Issue CN203982361U (en) | 2014-06-26 | 2014-06-26 | A kind of multiple serial communication proving installation |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102568A (en) * | 2014-06-26 | 2014-10-15 | 中国航天科工集团第三研究院第八三五七研究所 | Multi-serial port communication test system |
| CN105188077A (en) * | 2015-08-12 | 2015-12-23 | 深圳市广和通无线股份有限公司 | Communication module test method and system |
| CN106445854A (en) * | 2016-08-31 | 2017-02-22 | 航宇救生装备有限公司 | Method and system for supporting transparent transmission of serial interfaces |
-
2014
- 2014-06-26 CN CN201420347300.2U patent/CN203982361U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102568A (en) * | 2014-06-26 | 2014-10-15 | 中国航天科工集团第三研究院第八三五七研究所 | Multi-serial port communication test system |
| CN105188077A (en) * | 2015-08-12 | 2015-12-23 | 深圳市广和通无线股份有限公司 | Communication module test method and system |
| CN106445854A (en) * | 2016-08-31 | 2017-02-22 | 航宇救生装备有限公司 | Method and system for supporting transparent transmission of serial interfaces |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141203 Effective date of abandoning: 20161005 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |