CN204465558U - Based on the communication device of ARM9260 core system - Google Patents
Based on the communication device of ARM9260 core system Download PDFInfo
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- CN204465558U CN204465558U CN201520105566.0U CN201520105566U CN204465558U CN 204465558 U CN204465558 U CN 204465558U CN 201520105566 U CN201520105566 U CN 201520105566U CN 204465558 U CN204465558 U CN 204465558U
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Abstract
The utility model discloses a kind of communication device based on ARM9260 core system, comprise master chip AT91SAM9260, Ethernet transceiving chip DM9161, ethernet control chip DM9000, serial port extended chip SC16C554, CAN control chip SJA1000, SDRAM memory and FLASH memory, master chip AT91SAM9260 is respectively by data/address bus and SDRAM memory, FALSH memory, serial port extended chip SC16C554, ethernet control chip DM9000 and CAN control chip SJA1000 is bi-directionally connected, master chip AT91SAM9260 is bi-directionally connected by usb circuit and USB Device interface, master chip AT91SAM9260 is bi-directionally connected by UART serial ports and debugging interface, master chip AT91SAM9260 is bi-directionally connected by Ethernet interface and Ethernet transceiving chip DM9161.This communication device provides multiple bus communication interface, built-inly enriches stipulations storehouse, realizes the various functions such as telecommunication management, data retransmission, protocol transform, pre-process, be automated system expansion, and equipment room is interconnected, providing a great convenience alternately of information.
Description
Technical field
The utility model relates to Integrated Automation Technology field, particularly communication manager system.
Background technology
Functions of the equipments in existing automation control area, interface are single, and expanded function inconvenience, equipment also exists interface with the information interaction of equipment room and do not mate, the uncurrent problem of agreement.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of communication device based on ARM9260 core system, this communication device has multiple bus communication interface, realize the various functions such as telecommunication management, data retransmission, protocol transform, pre-process, for automated system expansion, and equipment room is interconnected, providing a great convenience alternately of information.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
Based on the communication device of ARM9260 core system, comprise master chip AT91SAM9260, Ethernet transceiving chip DM9161, ethernet control chip DM9000, serial port extended chip SC16C554, CAN control chip SJA1000, SDRAM memory and FLASH memory, described master chip AT91SAM9260 is respectively by data/address bus and SDRAM memory, FALSH memory, serial port extended chip SC16C554, ethernet control chip DM9000 and CAN control chip SJA1000 is bi-directionally connected, master chip AT91SAM9260 is bi-directionally connected by usb circuit and USB Device interface, master chip AT91SAM9260 is bi-directionally connected by UART serial ports and debugging interface, master chip AT91SAM9260 is bi-directionally connected by Ethernet interface and Ethernet transceiving chip DM9161.
As a kind of preferred version of the present utility model, described CAN control chip SJA1000 is two and difference connection control device LAN.
As another preferred version of the present utility model, described ethernet control chip DM9000 is three, and it is all connected with network interface.
Compared with prior art, the beneficial effects of the utility model are: the utility model provides multiple bus communication interface, built-inly enrich stipulations storehouse, realize the various functions such as telecommunication management, data retransmission, protocol transform, pre-process, for automated system expansion, and equipment room is interconnected, providing a great convenience alternately of information; Solve functions of the equipments in existing automation control area, interface is single, expanded function inconvenience, also there is interface with the information interaction of equipment room and do not mate in equipment, the uncurrent problem of agreement.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the communication device based on ARM9260 core system;
Fig. 2 is the networking exemplary plot of communication device in practice based on ARM9260 core system.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, communication device based on ARM9260 core system comprises master chip AT91SAM9260, Ethernet transceiving chip DM9161, ethernet control chip DM9000, serial port extended chip SC16C554, CAN control chip SJA1000, SDRAM memory (in the present embodiment, select 64M SDRAM) and FLASH memory (in the present embodiment, selecting 128M NAND FALSH).
Master chip AT91SAM9260 is bi-directionally connected respectively by data/address bus and SDRAM memory, FALSH memory, serial port extended chip SC16C554, ethernet control chip DM9000 and CAN control chip SJA1000.Master chip AT91SAM9260 is bi-directionally connected by usb circuit and USB Device interface, master chip AT91SAM9260 is bi-directionally connected by UART serial ports and debugging interface, and master chip AT91SAM9260 is bi-directionally connected by Ethernet interface and Ethernet transceiving chip DM9161.
Master chip AT91SAM9260 also connects RS232 ∕ RS485 bus (in the present embodiment, being connected with 4 road RS232 ∕ RS485 by UART 1 ~ 4) by UART serial ports.Serial port extended chip SC16C554 is connected with 4 road RS232 ∕ RS485 by UART 7 ~ 10, and serial port extended chip SC16C554 is also multiplexing with 1 tunnel 9 pin RS232() be connected.CAN control chip SJA1000 is two and difference connection control device LAN, and ethernet control chip DM9000 is three, and it is all connected with network interface.
This communication device can provide the interface esd protection of multiple bus communication interface and uniqueness, completes the process of different stipulations agreement, protection information, realizes the various functions such as telecommunication management, data retransmission, protocol transform, pre-process.This communication device is for building the communication system of distributed network, layering cascade, Dual-Ethernet, dual-computer redundancy.Adopt high-performance high reliability embedded type low-power consumption ARM9260 core system; unique interface esd protection, interface configuration flexibly, built-inly enriches stipulations storehouse; as IEC 60870-5-101,103,104 stipulations, CDT, MODBUS(serial ports), DLT645 stipulations and XSJ-7000DH stipulations.This communication device supports various network communications working method, for the expansion combination of system provides great convenience property and flexibility, solves communication modes in automated system single, the problem of the inconsistent communication obstacle caused of plurality of devices information interactive interface.
Based on the application in actual networking of the communication device of ARM9260 core system as shown in Figure 2,1, be connected by serial ports or Ethernet with control centre, configuration 104 or 101 agreements; 2, be connected by 100M Ethernet with monitoring host computer.Configuration standard network ICP/IP protocol; 3, with existing equipment connection, the interface had according to equipment itself, can corresponding selection Ethernet/CAN/RS232/RS485 communication interface, and flexible configuration communications protocol.Accessible device category is various, and in figure, equipment tool is necessarily representative; 4, this communication-device system is in control centre, and monitoring host computer and now equipment room serve as information interaction collecting and distributing centre role, and the information transmission effectively realizing at a high speed equipment room is reliably mutual.
This communication device carries out high-speed data process to the interactive information of equipment room; There is provided RS232/RS485,10M/100M network interface, CAN, with most automation equipment seamless interfacing; Use unique esd protection, have excellent electrical isolation and effectiveness; Built-inly enrich stipulations storehouse, facilitate old device extension, distinct device information interaction.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. based on the communication device of ARM9260 core system, it is characterized in that: comprise master chip AT91SAM9260, Ethernet transceiving chip DM9161, ethernet control chip DM9000, serial port extended chip SC16C554, CAN control chip SJA1000, SDRAM memory and FLASH memory, described master chip AT91SAM9260 is respectively by data/address bus and SDRAM memory, FALSH memory, serial port extended chip SC16C554, ethernet control chip DM9000 and CAN control chip SJA1000 is bi-directionally connected, master chip AT91SAM9260 is bi-directionally connected by usb circuit and USB Device interface, master chip AT91SAM9260 is bi-directionally connected by UART serial ports and debugging interface, master chip AT91SAM9260 is bi-directionally connected by Ethernet interface and Ethernet transceiving chip DM9161.
2. the communication device based on ARM9260 core system according to claim 1, is characterized in that: described CAN control chip SJA1000 is two and difference connection control device LAN.
3. the communication device based on ARM9260 core system according to claim 1, is characterized in that: described ethernet control chip DM9000 is three, and it is all connected with network interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520105566.0U CN204465558U (en) | 2015-02-13 | 2015-02-13 | Based on the communication device of ARM9260 core system |
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| CN201520105566.0U CN204465558U (en) | 2015-02-13 | 2015-02-13 | Based on the communication device of ARM9260 core system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391491A (en) * | 2017-08-09 | 2019-02-26 | 中国电力科学研究院 | A kind of the multistage network data unified approach and system of automated system |
| CN114355796A (en) * | 2021-11-22 | 2022-04-15 | 杭州程天科技发展有限公司 | CAN communication interface extension method and extension circuit |
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2015
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391491A (en) * | 2017-08-09 | 2019-02-26 | 中国电力科学研究院 | A kind of the multistage network data unified approach and system of automated system |
| CN114355796A (en) * | 2021-11-22 | 2022-04-15 | 杭州程天科技发展有限公司 | CAN communication interface extension method and extension circuit |
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