CN202957984U - Embedded type wireless network monitoring terminal - Google Patents

Embedded type wireless network monitoring terminal Download PDF

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Publication number
CN202957984U
CN202957984U CN2012206350838U CN201220635083U CN202957984U CN 202957984 U CN202957984 U CN 202957984U CN 2012206350838 U CN2012206350838 U CN 2012206350838U CN 201220635083 U CN201220635083 U CN 201220635083U CN 202957984 U CN202957984 U CN 202957984U
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CN
China
Prior art keywords
module
chip
power supply
main control
crystal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2012206350838U
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Chinese (zh)
Inventor
李萌
杨彬
陈维琨
刘猛
高明璋
徐志山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhonghuan TIG Co Ltd
Original Assignee
Zhonghuan TIG Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhonghuan TIG Co Ltd filed Critical Zhonghuan TIG Co Ltd
Priority to CN2012206350838U priority Critical patent/CN202957984U/en
Application granted granted Critical
Publication of CN202957984U publication Critical patent/CN202957984U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an embedded type wireless network monitoring terminal. The terminal consists of a main control module, a ZigBee wireless communication module, a power supply module, a liquid crystal display (LCD), a button operation module and a storing expanding module, wherein the main control module consists of an advanced risc machellones (ARM) processor chip, 10MHz crystal, 32.768KHz crystal, a standard Joint Test Action Group (JTAG) circuit and a peripheral circuit, the ZigBee wireless communication module consists of a ZigBee protocol chip, 32MHz crystal, 32.768KHz crystal and an antenna, the power supply module provides the power supply and the reference voltage to the main control module and the ZigBee protocol chip, the LCD and the button operation module control and display the wireless network on line, and the storing expanding module expands the storing capacity of the ARM processor. Nodes of the ZigBee wireless network are monitored in a moving mode, the terminal has button and color crystal screen display functions, nodes of the wireless network can be monitored and displayed, the network is convenient to maintain, and the terminal is convenient to carry along and displays directly.

Description

A kind of embedded wireless net monitor terminal
Technical field
The utility model relates to the wireless network monitoring module, particularly a kind of embedded wireless net monitor terminal based on ZigBee.
Background technology
The industrial wireless communication technology is the study hotspot of current industrial automation, the transducer and the controller mode that adopts wireless networking that are difficult to wiring in factory, mine can be carried out to network monitoring, supplementing and extending as Ethernet, so greatly strengthen job management, and lowered cost.
The advantage that the ZigBee short-range wireless network communication technology is reliable with its data transmission security, networking is simple and easy flexibly, equipment cost is low, battery life is long, low in energy consumption, time delay is short, network capacity is large, become one of study hotspot of industry in recent years, be widely used in the transfer of data between short distance low rate electronic equipment.Utilize at present Zigbee(CC2530) superiority and cheap characteristics realized a lot of self-organizing networks, realize easily the covering of network area.
Summary of the invention
The purpose of this utility model is controlled for the convenient WLAN (wireless local area network) that the transducer that is difficult to wiring in industry spot, mine is formed, and develop a kind of hand-held wireless network monitor terminal, the running status by radio node that can be online is shown on hand-held network monitoring terminal, convenient monitoring and maintenance to wireless network.
The technical solution adopted in the utility model is: a kind of embedded wireless net monitor terminal comprises main control module, ZigBee wireless communication module, power module, LCD and button operation module and storage expanding module, it is characterized in that: main control module is connected and composed by arm processor chip, 10MHz crystal, 32.768KHz crystal, standard jtag circuit and peripheral circuit, and power module provides power supply and reference voltage for main control module, Zigbee protocol chip;
The S3C44B0X microprocessor that arm processor chip in described main control module is Samsung: the operating voltage of main circuit module is 3.3V; Described standard jtag circuit is connected as the artificial debugging interface with the arm processor chip;
Described ZigBee wireless communication module adopts the wireless data transceiving chip CC2530 of TI company;
Described power module adopts battery 5V power supply, utilizes the 5V power supply that the LM1117-33 chip provides battery to be converted to 3.3V, and utilizing the LM1117-25 chip is the 2.5V fixed voltage by the 5V voltage transitions, is arm processor chip and peripheral circuit power supply;
Described LCD and button operation module connect the IO port of arm processor, and LCD adopts 3.8 inches STN type color LCD screens, have 320 * 240 pixels and show;
Described storage expanding module adopts the SDRAM of HY57V641620 expansion 8M, utilizes the FLASH of HY29LV160 expansion 16M.
The beneficial effects of the utility model are: the hand-hold wireless network monitoring terminal is convenient to realize that the mobile subscriber conducts interviews to wireless control node and monitors by wireless network, shows in real time and on-line operation, easy to carry, intuitive display.
The accompanying drawing explanation
Fig. 1 is circuit structure block diagram of the present utility model;
Fig. 2 is memory expansion circuit of the present utility model;
Fig. 3 is wireless Zigbee chip CC2530 of the present utility model and peripheral circuit thereof;
Fig. 4 is power circuit of the present utility model;
Fig. 5 is software flow pattern of the present utility model.
Embodiment
Understand the utility model for clearer, describe in conjunction with the accompanying drawings and embodiments the utility model in detail:
As shown in Fig. 1 to 5, the embedded wireless net monitor terminal mainly consists of the arm processor chip S3C44B0X with lcd controller and UART serial communication equipment, CC2530 wireless receiver, standard jtag circuit, LCD circuit, key circuit, power circuit, SDRAM and FLASH memory expansion circuit.
The operating voltage of main circuit module is 3.3V, and arm processor chip VDDIO end input voltage is 3.3V; The operating voltage of ARM kernel is 2.5V, the VDD power supply that the working power produced by power module is chip; The standard jtag circuit is realized artificial debugging and program download by connecting arm processor chip S3C44B0X; Arm processor chip CPU utilizes bus expansion external memory SDRAM and FLASH, and exented memory also facilitates the easy property of the non-mistake storage of data; By the lcd controller of arm processor, external 3.8 inches STN type color LCD screens; IO ports-Extending keystroke interface by arm processor, realize menu control; Arm processor is connected with wireless Zigbee chip CC2530 by the UART interface, realizes the data communication of wireless network monitor terminal and each node.
The arm processor chip circuit, the ARM7 processor S3C44B0X of employing SAMSUNG company, this is a ARM chip that is integrated with lcd controller, has the buffer memory of 8KB.The operating voltage of whole chip is 3.3V, and the operating voltage of ARM kernel is 2.5V, and all the other IO parts and peripheral controls are 3.3V power supplies.The crystal oscillator of CPU adopts 32.768KHz, and the RTL clock adopts 10MHz.Artificial debugging partly adopts the jtag circuit of standard, can debug and download.The LCD color LCD screen is connected with arm processor by the lcd controller interface, and the signal of transmission comprises frame synchronizing signal, linear clock, pixel clock, pixel data.Key circuit, by the level operation of button, passes to level signal the IO port of arm processor.
As shown in Figure 2, be the memory expansion circuit of SDRAM and FLASH, the data/address bus of arm processor is connected with the corresponding interface of address bus respectively at SDRAM and FLASH, for address, choose and transfer of data.The signal that arm processor is relevant to SDRAM is connected with the SDRAM memory, comprises that SDRAM clock, SDRAM clock enable, SDRAM chip selection signal, rank addresses filtering signal, writes enable signal.The signal that arm processor is relevant to FLASH is connected with the FLASH memory, comprises FLASH chip selection signal, read-write enable signal, reset signal.
As shown in Figure 3, be the ZigBee wireless communication module, wherein between CC2530 and AT91SAM7x256, adopt UART to communicate by letter, the communication pin is TXD0 and RXD0.CC2530 itself connects two clock crystals, is respectively 32MHz and 32.768KHz.The external ZigBee wireless data transceiving of communication module antenna.
As shown in Figure 4, be the power circuit of system, the embedded wireless net monitor terminal is powered by battery 5V.By LM1117-33, the 5V power supply being converted to the 3.3V power supply, is ARM chip and peripheral circuit, CC2530 power supply.By LM1117-25, the 5V power supply being converted to the 2.5V power supply, is the power supply of ARM kernel.After power supply is changed successfully, can light corresponding light-emitting diode.
As shown in Figure 5, be the software flow of this module, the collection analog input signal of system cycle, whole software systems are transplanted embedded OS uC/OS-II and MiniGUI graphical interface of user, and CC2530 transplants the z-stack protocol stack.Monitor terminal receives the information of the ZigBee node of collection, is shown on the liquid crystal display screen of monitor terminal; Use button operation, control information is sent to the ZigBee node in wireless network.
After this module powers on, at first program carries out the initialization of whole hardware system, enable ARM and CC2530, clock and peripheral controllers are set, then initialization embedded OS uC/OS-II and MiniGUI graphical interface of user, after waiting for that chip is ready, the ZigBee relevant parameter is set, LCD shows the initialization interface.Utilize embedded OS uC/OS-II that the ZigBee node information gathering time is set, periodically the acquisition node signal, utilize MiniGUI to be shown on lcd screen signal.Embedded OS uC/OS-II receives the button operation of monitor terminal, analyzes menucommand, and control information is sent to corresponding ZigBee node.
According to the above description, can realize scheme of the present utility model in conjunction with art technology.

Claims (1)

1. OnePlant the embedded wireless net monitor terminal, comprise main control module, ZigBee wireless communication module, power module, LCD and button operation module and storage expanding module, it is characterized in that: main control module is connected and composed by arm processor chip, 10MHz crystal, 32.768KHz crystal, standard jtag circuit and peripheral circuit, and power module provides power supply and reference voltage for main control module, Zigbee protocol chip;
The S3C44B0X microprocessor that arm processor chip in described main control module is Samsung: the operating voltage of main circuit module is 3.3V; Described standard jtag circuit is connected as the artificial debugging interface with the arm processor chip;
Described ZigBee wireless communication module adopts the wireless data transceiving chip CC2530 of TI company;
Described power module adopts battery 5V power supply, utilizes the 5V power supply that the LM1117-33 chip provides battery to be converted to 3.3V, and utilizing the LM1117-25 chip is the 2.5V fixed voltage by the 5V voltage transitions, is arm processor chip and peripheral circuit power supply;
Described LCD and button operation module connect the IO port of arm processor, and LCD adopts 3.8 inches STN type color LCD screens, have 320 * 240 pixels and show;
Described storage expanding module adopts the SDRAM of HY57V641620 expansion 8M, utilizes the FLASH of HY29LV160 expansion 16M.
CN2012206350838U 2012-11-27 2012-11-27 Embedded type wireless network monitoring terminal Expired - Fee Related CN202957984U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012206350838U CN202957984U (en) 2012-11-27 2012-11-27 Embedded type wireless network monitoring terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012206350838U CN202957984U (en) 2012-11-27 2012-11-27 Embedded type wireless network monitoring terminal

Publications (1)

Publication Number Publication Date
CN202957984U true CN202957984U (en) 2013-05-29

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CN2012206350838U Expired - Fee Related CN202957984U (en) 2012-11-27 2012-11-27 Embedded type wireless network monitoring terminal

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CN (1) CN202957984U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104615103A (en) * 2014-12-19 2015-05-13 上海电机学院 Motor control system and method using ZigBee and CAN bus
CN105756708A (en) * 2014-12-18 2016-07-13 镇江坤泉电子科技有限公司 Mine safety monitoring system based on ZigBee wireless network technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105756708A (en) * 2014-12-18 2016-07-13 镇江坤泉电子科技有限公司 Mine safety monitoring system based on ZigBee wireless network technology
CN104615103A (en) * 2014-12-19 2015-05-13 上海电机学院 Motor control system and method using ZigBee and CAN bus

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130529

Termination date: 20191127