CN203675137U

CN203675137U - GPRS-based wireless router

Info

Publication number: CN203675137U
Application number: CN201320889809.5U
Authority: CN
Inventors: 黄怡国
Original assignee: SHANGHAI HAOJIN TECHNOLOGY DEVELOPMENT Co Ltd
Current assignee: SHANGHAI HAOJIN TECHNOLOGY DEVELOPMENT Co Ltd
Priority date: 2013-07-15
Filing date: 2013-12-31
Publication date: 2014-06-25
Anticipated expiration: 2023-12-31

Abstract

Provided is a GPRS-based wireless router which is used for wirelessly reading and operating data of industrial instruments. The wireless router comprises a control module, an Internet access module, a client access module, a memory module, a power supply module and an installing substrate, wherein the control module controls other modules so that the Internet can be wirelessly accessed. The GPRS-based wireless router uses an embedded design, fully utilizes present mature modules to reduce the amount of peripheral devices, reduces the size of equipment, and improves the reliability.

Description

Based on the wireless router of GPRS

Technical field

The utility model relates to a kind of wireless router, relates in particular to a kind of wireless router based on GPRS, accesses Internet for application apparatus by wireless mode.

Background technology

In actual applications, great majority all distribute or the severe occasion of environment in dispersion industrial instrument, thereby but need to carry out timing acquiring to data and analyze and real-time monitoring.Under traditional approach, dependence is laid cable and is realized the operation of the measurement of data, actuator and the monitoring of state, but with high costs under this kind of mode, maintenance inconvenience, and be subject to external interference.Therefore along with the development of intellectuality, digitlization and the wireless communication technology of instrument, be necessary to rely on wireless communication technique to realize industrial instrument wireless connections, reduce use cost.

Utility model content

The purpose of this utility model is to provide a kind of wireless router based on GPRS, for realizing, the data wireless of industrial instrument is read and is operated.This device is taked embedded control chip, and makes full use of existing mature modules and reduce peripheral components, to reduce the volume of device and to promote reliability.

The wireless router based on GPRS that the utility model provides, comprising:

Control module, receives data, and exports control command, for building hardware, software operation platform;

The Internet access module, is connected with described control module, for accessing high speed internet and Wireless Data Transmission in GPRS mode;

Application end access module, is connected with described control module, passes through wireless mode couple in router for application apparatus; Memory module, is connected with described control module, for data storage;

Power module, is connected with described control module, the Internet access, application end access module, memory module, is used to working power is provided.

Installation base plate, described control module, the Internet access module, application end access module, memory module and power module are all mounted thereon, realize integrated, be convenient to suitability for industrialized production and detect maintenance.

The beneficial effect that technical solutions of the utility model realize:

The wireless router based on GPRS that the utility model provides, control module control the Internet access module, application end access module, realizing application, instrumented data is wireless reads, and exempts field connection and connects, and makes transfer of data efficient stable, effectively reduces costs.

The device that the utility model provides, aspect device design selection, control module adopts embedded chip, has the Resources on Chip of enriching high operate frequency, and application end access module provides multiple connected mode and is convenient to the expansion in practical application.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of wireless router embodiment based on GPRS of the utility model.

Embodiment

Describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.The utility model embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical scheme of utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in claim scope of the present utility model.

Fig. 1 is the structural representation of the wireless router embodiment of the utility model based on GPRS, as shown in Figure 1, this wireless router, comprises control module 1, the Internet access module 2, application end access module 3, memory module 4, power module 5 and installation base plate 6.The Internet access module 2, application end access module 3, memory module 4 are connected with control module 1 respectively, and power module 5 is connected with control module 1, the Internet access module 2, application end access module 3 and memory module 4 respectively.

In the present embodiment, control module 1 adopts arm processor S3C4510B, and kernel is ARM7TDMI, and dominant frequency is 50MHz, and it provides 2 UART serial ports, 1 I2C bus control unit, 1 real-time clock and 1 10/100Mbps ethernet controller.High speed and support various interface, be convenient to hardware interconnected, the hardware core of constituent apparatus.

The Internet access module 2, is connected with control module 1S3C4510B chip, adopts existing SIM900A communication module, has compactness, high reliability feature, realizes with GPRS mode wireless access Internet.

Application end access module 3, adopts MAX3485, is connected with arm processor 1S3C4510B chip, can directly transfer existing controller UART interface to RS485 interface, realizes and being directly connected with applications equipment, and can realize Interface Expanding.

Memory module 4, is connected with arm processor S3C4510B chip, for S3C4510B chip provides enough jumbo memory spaces, the SDRAM that has comprised 64M, is mainly used in the operation of program, as system operation can produce a large amount of storehouses, local variable, global variable; Also comprise the NANDFLASH of 64M, be mainly used in the storage of data.

Power module 5, adopts ZY0GAxxCD-5W power module, by exterior power supply is changed, for each modules such as control module 1, the Internet access module 2, application end access module 3 and memory module 4 provide required working power.

Installation base plate 6 is multi-layer PCB board, and control module 1, the Internet access module 2, application end access module 3, memory module 4, power module 5 are all mounted thereon, realize integrated, and be convenient to suitability for industrialized production and detect maintenance.

Claims

1. the wireless router based on GPRS, is characterized in that comprising

Control module adopts arm processor S3C4510B, and kernel is ARM7TDMI, and 2 UART serial ports, 1 I2C bus control unit, 1 real-time clock and 1 10/100Mbps ethernet controller are provided, and receives data, and exports control command;

The Internet access module, is connected with described arm processor S3C4510B, adopts SIM900A communication module, accesses high speed internet and Wireless Data Transmission in GPRS mode;

Application end access module adopts MAX3485, is connected with described arm processor S3C4510B, directly transfers existing described bus control unit UART interface to RS485 interface, passes through wireless mode couple in router for application apparatus;

The SDRAM that memory module has comprised 64M, is connected with described arm processor S3C4510B, for data storage;

Power module adopts ZY0GAxxCD-5W power supply, is connected respectively with described arm processor S3C4510B, SIM900A communication module, application end access module and memory module, and working power is provided.

Installation base plate is multi-layer PCB board, and described control module, described the Internet access module, described application end access module, described memory module and described power module are installed on it.