CN204376933U

CN204376933U - A kind of intelligent domestic system based on ARM9

Info

Publication number: CN204376933U
Application number: CN201520084849.1U
Authority: CN
Inventors: 詹少明
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-02-06
Filing date: 2015-02-06
Publication date: 2015-06-03
Anticipated expiration: 2025-02-06

Abstract

The utility model relates to Smart Home field, particularly relates to a kind of intelligent domestic system based on ARM9.The utility model provides one to comprise main control module and each node hardware circuit of wireless sensor network, described main control module is connected with each node hardware circuit of described wireless sensor network by RS232 Serial Port Line, the peripheral circuit that described main control module comprises main control chip and is attached thereto, described peripheral circuit comprises power-supply system, passive crystal oscillator, reset circuit, 32M sdram memory, external memory storage, DM9000 network interface card, serial ports, LCD touch screen, system bus.In the utility model system, the ARM of Bian and ZigBee technology have very large advantage compared with other technologies in energy loss, cost, development efficiency, extensibility, stability, compatibility, real-time, volume etc.The access way of the system in scheme is the network and touch-sensitive display that are widely used on the market, enhances the versatility of system.

Description

A kind of intelligent domestic system based on ARM9

Technical field

The utility model relates to Smart Home field, particularly relates to a kind of intelligent domestic system based on ARM9.

Background technology

There is a lot of intelligent home control system scheme on the market at present.But be applied at home in real life nothing more than three kinds, what occur the earliest is traditional wiring control program, namely the equipment in family by wiring mode focus on same parametric controller; The second is the SMS control program based on GSM; The third is the intelligent home control system based on ARM and ZigBee wireless network, and this system not only can by the Long-distance Control of real-time performance household, and the power of its ZigBee wireless network avoids the trouble that the first scheme connects up successively; But due to the similarities and differences of different household appliances manufacturer's technical schemes, above-mentioned Smart Home scheme has lacked new node and has added the update mechanism with old nodes withdrawal, wireless sensor network internal data transfer mechanism also disunity, and more difficult realization is to outfit remote controller household electrical appliances, as the control of TV, air-conditioning etc.

Utility model content

The purpose of this utility model is for the deficiencies in the prior art, a kind of intelligent domestic system based on ARM9 is provided, illuminator in remote controlled family, curtain, water heater, obtain the information such as temperature, humidity of house inside, be supplied to user-friendly remote operator interface.Infrared self study remote controller subsystem can learn the distant control function of various independent domestic electrical equipment remote controller, realizes the centralized control being equipped with remote controller household electrical appliances.

To achieve these goals, the technical solution adopted in the utility model is to provide one and comprises main control module and each node hardware circuit of wireless sensor network, described main control module is connected with each node hardware circuit of described wireless sensor network by RS232 Serial Port Line, the peripheral circuit that described main control module comprises main control chip and is attached thereto, described peripheral circuit comprises power-supply system, passive crystal oscillator, reset circuit, 32M sdram memory, external memory storage, DM9000 network interface card, serial ports, LCD touch screen, system bus.

As further improvement of the utility model, described power-supply system comprises 1.25V power generation circuit, 1.8V power generation circuit, 3.3V power generation circuit, 5V power generation circuit.

As further improvement of the utility model, described external memory storage comprises NOR FLASH memory and NAND FLASH memory.

As further improvement of the utility model, described serial ports is connected with the first Transistor-Transistor Logic level serial ports, the second Transistor-Transistor Logic level serial ports, and described serial ports is also connected with the serial ports of RS232 level.

As further improvement of the utility model, described first Transistor-Transistor Logic level serial ports is also connected with infrared receiving/transmission chip.

As further improvement of the utility model, described passive crystal oscillator is the passive crystal oscillator of 12M.

As further improvement of the utility model, described LCD touch screen is 3.5 cun of LCD touch screen.

As further improvement of the utility model, described main control chip adopts the S3C2440 chip of Samsung.

As further improvement of the utility model, described main control chip also comprises JTAG external program and downloads and debugging interface.

The beneficial effects of the utility model are: in system, the ARM of Bian and ZigBee technology have very large advantage compared with other technologies in energy loss, cost, development efficiency, extensibility, stability, compatibility, real-time, volume etc.The access way of the system in scheme is the network and touch-sensitive display that are widely used on the market, enhances the versatility of system.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Numeral in figure: 1, main control chip; 2, power-supply system; 3, passive crystal oscillator; 4, reset circuit; 5,32M sdram memory; 6, external memory storage; 7, DM9000 network interface card; 8, serial ports; 9, LCD touch screen; 10, system bus; 11,1.25V power generation circuit; 12,1.8V power generation circuit; 13,3.3V power generation circuit; 14,5V power generation circuit; 15, NOR FLASH memory; 16, NAND FLASH memory; 17, the first Transistor-Transistor Logic level serial ports; 18, the second Transistor-Transistor Logic level serial ports; 19, the serial ports of RS232 level; 20, infrared receiving/transmission chip; 21, jtag interface.

Embodiment

To illustrate below in conjunction with accompanying drawing and embodiment further illustrates the utility model.

As shown in Figure 1, the utility model provides one to comprise main control module and each node hardware circuit of wireless sensor network, described main control module is connected with each node hardware circuit of described wireless sensor network by RS232 Serial Port Line, the peripheral circuit that described main control module comprises main control chip 1 and is attached thereto, described peripheral circuit comprises power-supply system 2, passive crystal oscillator 3, reset circuit 4,32M sdram memory 5, external memory storage 6, DM9000 network interface card 7, serial ports 8, LCD touch screen 9, system bus 10.

As shown in Figure 1, described power-supply system comprises 1.25V power generation circuit 11,1.8V power generation circuit 12,3.3V power generation circuit 13, the 5V power generation circuit 14 that holding circuit normally works.

As shown in Figure 1, described external memory storage comprises NOR FLASH memory 15 and NAND FLASH memory 16, and described NAND Flash is the non-volatile 128M NAND Flash of power down, and described Nor Flash is the Nor Flash of 2M.

As shown in Figure 1, described serial ports 8 is connected with the first Transistor-Transistor Logic level serial ports 17, second Transistor-Transistor Logic level serial ports 18, and described serial ports 8 is also connected with the serial ports 19 of RS232 level.

As shown in Figure 1, described first Transistor-Transistor Logic level serial ports 17 is also connected with infrared receiving/transmission chip 20, and the infrared integrated Receiver of intelligent remote controller is connected on the first Transistor-Transistor Logic level serial ports by level conversion.

As shown in Figure 1, described passive crystal oscillator 3 is the passive crystal oscillator of 12M.

As shown in Figure 1, described LCD touch screen 9 is 3.5 cun of LCD touch screen.

As shown in Figure 1, described main control chip 1 adopts the S3C2440 chip of Samsung, and this chip is as the major control module of each node hardware of invisible sensor network.

As shown in Figure 1, described main control chip 1 also comprises the download of JTAG external program and debugging interface 21.

Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.

Claims

1. the intelligent domestic system based on ARM9, it is characterized in that: comprise main control module and each node hardware circuit of wireless sensor network, described main control module is connected with each node hardware circuit of described wireless sensor network by RS232 Serial Port Line, the peripheral circuit that described main control module comprises main control chip and is attached thereto, described peripheral circuit comprises power-supply system, passive crystal oscillator, reset circuit, 32M sdram memory, external memory storage, DM9000 network interface card, serial ports, LCD touch screen, system bus.

2. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described power-supply system comprises 1.25V power generation circuit, 1.8V power generation circuit, 3.3V power generation circuit, 5V power generation circuit.

3. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described external memory storage comprises NOR FLASH memory and NAND FLASH memory.

4. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described serial ports is connected with the first Transistor-Transistor Logic level serial ports, the second Transistor-Transistor Logic level serial ports, and described serial ports is also connected with the serial ports of RS232 level.

5. according to claim 4 based on the intelligent domestic system of ARM9, it is characterized in that: described first Transistor-Transistor Logic level serial ports is also connected with infrared receiving/transmission chip.

6. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described passive crystal oscillator is the passive crystal oscillator of 12M.

7. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described LCD touch screen is 3.5 cun of LCD touch screen.

8. according to claim 1 based on the intelligent domestic system of ARM9, it is characterized in that: described main control chip adopts the S3C2440 chip of Samsung.

9. according to claim 8 based on the intelligent domestic system of ARM9, it is characterized in that: described main control chip also comprises JTAG external program and downloads and debugging interface.