CN203661088U - Dual-channel communication apparatus - Google Patents
Dual-channel communication apparatus Download PDFInfo
- Publication number
- CN203661088U CN203661088U CN201320700732.2U CN201320700732U CN203661088U CN 203661088 U CN203661088 U CN 203661088U CN 201320700732 U CN201320700732 U CN 201320700732U CN 203661088 U CN203661088 U CN 203661088U
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- dual
- control circuit
- logic control
- twoport
- communication apparatus
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Abstract
The utility model relates to a dual-channel communication apparatus. One end of the dual-channel communication apparatus is connected with a central computer through a transmission bus, and the other end of the dual-channel communication apparatus is connected with a navigation data recorder. The dual-channel communication apparatus comprises an MCU, an intelligent communication controller, a dual-port logic control circuit, a dual-port RAM (Random Access Memory), a ROM (Read Only Memory), a clock generator and a serial port. The MCU is connected with the intelligent communication controller, the dual-port logic control circuit, the dual-port RAM and the ROM. The dual-port logic control circuit and the dual-port RAM are connected with the transmission bus. The intelligent communication controller is connected with the clock generator and the serial port. The serial port is connected with the navigation data recorder. Compared with the prior art, the dual-channel communication apparatus is advantaged by being high in communication quality, communication efficiency and safety, good in stability, high in reliability, high in real-time performance and the like.
Description
Technical field
The utility model relates to a kind of voyage data recorder, especially relates to a kind of communication device with two channels.
Background technology
At present, known Shipborne navigation data recorder, be a kind of real time record and preserve the vessel position of boats and ships in having an accident for the previous period, dynamically, the instrumentation for information about such as physical state, order and operation.When needed, can be with special equipment by these data reproductions, using the objective evidence as investigation, processing accident.The problems such as existing voyage data recorder ubiquity communication quality is poor, stability is low, real-time is not strong.
Utility model content
The purpose of this utility model be exactly provide in order to overcome the defect that above-mentioned prior art exists that a kind of high communication quality, communication efficiency are high, safe, good stability, high, the real-time communication device with two channels of reliability.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of communication device with two channels, this tunneling traffic device one end is connected with central computer by transfer bus, the other end is connected with voyage data recorder, it is characterized in that, described tunneling traffic device comprises MCU, Intelligent Communication Controllers, twoport logic control circuit, dual port RAM, ROM, clock generator and serial ports, described MCU respectively with Intelligent Communication Controllers, twoport logic control circuit, dual port RAM, ROM connects, described twoport logic control circuit, dual port RAM is connected with transfer bus respectively, described Intelligent Communication Controllers is connected with clock generator and serial ports respectively, described serial ports is connected with voyage data recorder.
Described Intelligent Communication Controllers is CL-CD180 high-speed intelligent communication controler.
Described twoport logic control circuit is ispLS11032 twoport logic control circuit.
Described MCU is Intel80188 chip.
Described transfer bus is Multibus bus.
Described serial ports is RS422 interface.
Compared with prior art, the utlity model has following advantage:
1, the high communication quality, communication efficiency are high, adopt dual port RAM and twoport logic control circuit can effectively improve communication quality and communication efficiency;
2, safe, good stability, reliability are high, real-time, adopt data to carry out local backup storage at communicator, have effectively improved Information Security and reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is workflow diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As shown in Figure 1, a kind of communication device with two channels, this tunneling traffic device one end is connected with central computer 9 by transfer bus 8, the other end is connected with voyage data recorder, described tunneling traffic device comprises MCU1, Intelligent Communication Controllers 4, twoport logic control circuit 3, dual port RAM 2, ROM5, clock generator 6 and serial ports 7, described MCU1 respectively with Intelligent Communication Controllers 4, twoport logic control circuit 3, dual port RAM 2, ROM5 connects, described twoport logic control circuit 3, dual port RAM 2 is connected with transfer bus 8 respectively, described Intelligent Communication Controllers 4 is connected with clock generator 6 and serial ports 7 respectively, described serial ports 7 is connected with voyage data recorder.
Described Intelligent Communication Controllers 4 is CL-CD180 high-speed intelligent communication controler.Described twoport logic control circuit 3 is ispLS11032 twoport logic control circuit.Described MCU1 is Intel80188 chip.Described transfer bus 8 is Multibus bus.Described serial ports 7 is RS422 interface.
As shown in Figure 2, workflow of the present utility model is as follows:
1) central computer calculates target component;
2), every 12s, target component is sent in dual port RAM by transfer bus;
3) MCU is transferred to voyage data recorder by Intelligent Communication Controllers, serial ports every 12s successively by the data in dual port RAM, carries out local backup storage simultaneously.
Claims (6)
1. a communication device with two channels, this tunneling traffic device one end is connected with central computer by transfer bus, the other end is connected with voyage data recorder, it is characterized in that, described tunneling traffic device comprises MCU, Intelligent Communication Controllers, twoport logic control circuit, dual port RAM, ROM, clock generator and serial ports, described MCU respectively with Intelligent Communication Controllers, twoport logic control circuit, dual port RAM, ROM connects, described twoport logic control circuit, dual port RAM is connected with transfer bus respectively, described Intelligent Communication Controllers is connected with clock generator and serial ports respectively, described serial ports is connected with voyage data recorder.
2. a kind of communication device with two channels according to claim 1, is characterized in that, described Intelligent Communication Controllers is CL-CD180 high-speed intelligent communication controler.
3. a kind of communication device with two channels according to claim 1, is characterized in that, described twoport logic control circuit is ispLS11032 twoport logic control circuit.
4. a kind of communication device with two channels according to claim 1, is characterized in that, described MCU is Intel80188 chip.
5. a kind of communication device with two channels according to claim 1, is characterized in that, described transfer bus is Multibus bus.
6. a kind of communication device with two channels according to claim 1, is characterized in that, described serial ports is RS422 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700732.2U CN203661088U (en) | 2013-11-07 | 2013-11-07 | Dual-channel communication apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700732.2U CN203661088U (en) | 2013-11-07 | 2013-11-07 | Dual-channel communication apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203661088U true CN203661088U (en) | 2014-06-18 |
Family
ID=50927436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320700732.2U Expired - Fee Related CN203661088U (en) | 2013-11-07 | 2013-11-07 | Dual-channel communication apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203661088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104636291A (en) * | 2013-11-07 | 2015-05-20 | 上海黄浦船用仪器有限公司 | Channel communication device for voyage data recorder and application of channel communication device |
-
2013
- 2013-11-07 CN CN201320700732.2U patent/CN203661088U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104636291A (en) * | 2013-11-07 | 2015-05-20 | 上海黄浦船用仪器有限公司 | Channel communication device for voyage data recorder and application of channel communication device |
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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: 20140618 Termination date: 20151107 |
|
| EXPY | Termination of patent right or utility model |