CN205210543U - A control system that is used for wisdom community to have teletransmission of GPRS data and shows function - Google Patents

Abstract

The utility model relates to a control system that is used for wisdom community to have teletransmission of GPRS data and shows function, including display screen driving part, display screen driving part include CPU main circuit, data storage circuit, program memory circuit, power supply circuit, demonstration touch -sensitive screen circuit and keyboard circuit, still include the central circuit as data reciprocal interchange between each branch circuit and control, central circuit include with CPU owner circuit connection's communication interface circuit, wireless teletransmission circuit and GPRS interface circuit. The utility model discloses both can adapt to the operation of required inside data storage of color display and overlength procedure, data interchange's center can be regarded as in addition to the demonstration that realizes many pictures and many menus content, and with block terminal control circuit, domestic smart jack, domestic intelligence switch, the exchange and the control of data are realized to branch circuits such as access control system, theftproof alarm system, again commander's maincenter of smart home systems simultaneously, play connecting's key effect.

Description

The control system of GPRS data teletransmission and Presentation Function is had for intelligence community

Technical field

The utility model relates to a kind of control system, is specifically related to a kind of control system having GPRS data teletransmission and Presentation Function for intelligence community.

Background technology

Liquid crystal display systems conventional at present all can realize picture display, possesses touch-screen human-computer exchange function in addition.But and cannot with panel box control circuit, domestic intelligent socket, domestic intelligent switch, the exchange of the branch such as gate control system, guard against theft and alarm system circuit realiration data and control, can not command intelligent domestic system.

Summary of the invention

For the problems referred to above, the utility model provides a kind of not only can realize picture display but also can as the Multifunctional liquid crystal display system of intelligent domestic system command centre.

For solving the problem, the technical scheme that the utility model is taked is: the control system having GPRS data teletransmission and Presentation Function for intelligence community, comprise display screen drive part, described display screen drive part comprises CPU main circuit, data storage circuitry, program storing circuit, power circuit, display touch screen circuitry and keyboard circuit, also comprise the central circuit mutually exchanging as data between each branch circuit and control, described central circuit comprises the communication interface circuit, wireless remote transmission circuit and the GPRS interface circuit that are connected with CPU main circuit.Keyboard circuit is used for man-machine interaction, carries out input and the reading of related data, comprises the foundation (the limit value setting of such as panel box protection and the time switch time of intelligent switch) of related setting value and the reading of desired data.

Power circuit provides required power supply for CPU main circuit and other circuit.

The function of this system mainly contains two parts, and one is the drive part as display screen; Two is the central circuit mutually exchanging as data between each branch circuit and control, and is furnished with wireless remote transmission tcp data segment and outside wire communication interface, and has the function with GPRS network data communication.

As the drive part of display screen, center processing circuit adopts the embedded microprocessor of RAM function, and is furnished with outside RAM and memory under program, to adapt to the operation of internal data store needed for colored display and overlength program.The display of many pictures and many menu contents can be realized.There is the function of touch-screen human-computer exchange simultaneously, greatly can improve the efficiency that data arrange and read.The capacity of the data storage section of existing display screen, generally between 8M-16MZ, can meet the storage of display buffer data; The RAM storer that the utility model is used, namely monolithic capacity reaches 256M, and the design of two panels reaches 512M especially, can meet the data storage capacity as intelligent domestic system center completely.

As the center of exchanges data, can with panel box control circuit, domestic intelligent socket, domestic intelligent switch, the exchange of the branch such as gate control system, guard against theft and alarm system circuit realiration data and control; Be again commander's maincenter of intelligent domestic system simultaneously, play the key effect of forming a connecting link.Transmitted by the data of wireless remote transmission, user can all kinds of intelligent home device of direct control at home, does not now need to open any outer net and connects.If user needs operated from a distance home equipment, then can pass through gprs system, with the Internet mobile device as the remote access operation such as mobile phone, panel computer, carry out required operated from a distance.

Display system circuit board combines with display touch screen circuitry and keyboard circuit, is placed on before panel box, can show required various data intuitively and carry out man-machine interaction.

By wired serial communication, Wireless Long-range Transmission System also can be used to carry out the exchange of data between the two between display system circuit board and protection system circuit board.Meanwhile, by Wireless Long-range Transmission System, mutual exchanges data can be carried out with home gateway center.

Wherein the main treatment circuit of CPU is based on the up-to-date PXA270 embedded microprocessor of intelXSCALL framework, and most high primary frequency can reach 626MHZ, substantially increases multimedia processing capability; PFA270 also adds IntelSpccdstcp dynamic power management system simultaneously, when ensureing cpu performance, reduce other equipment power dissipations to greatest extent, aly be integrated with 32 IntelXscall processor cores, many communication ports, lcd controller, enhancement mode memory controller, the application processor that the height of PCMCIA/CF controller and universaling I/O port is integrated.

Described wireless remote transmission circuit is such: adopt CC2530 chip, 5th interface chip H5 is the debugging programming interface of CC2530 chip, the DO pin of CC2530 chip, DC pin are that debugging and DLL (dynamic link library) are connected to the 5th interface chip H5, and the RESET pin of CC2530 chip is that reseting interface is connected to the 5th interface chip H5; BT-RXD pin, BT-TXD pin are that the external reading and writing data communication interface of chip is connected to CPU main circuit.

The system increases wireless remote transmission circuit, as the Main Means of Smart Home center and the mutual communication of each submodule, is indispensable part.CC2530 chip can build up powerful network node with low-down total material cost.CC2530 combines the premium properties of leading R/F transceiver, the enhancement mode 8051CPU of industrywide standard, In-System Programmable flash memory, 8KB-RAM and other powerful functions many.

Described GPRS interface circuit is such: adopt MTK technical grade chip, its LINK1 pin to LINK4 pin is that 4 road network networks connect, URXD1 pin and UTXD1 pin are serial communication interface, and WORK pin is work instruction interface, and POWKEY pin is switching on and shutting down control interface; LINK pin is that network connects instruction interface, and above-mentioned pin is all connected to CPU main circuit.

The form that GPRS interface circuit have employed modular interface makes native system realize the function of remote handset communication, can be realized the opening of family's associated appliance, be stopped controlling by the manipulation of mobile phone; Also can get information about the real-time condition of each electrical equipment in family.

Product adopts the technical grade chip of MTK maturation, has multiple-working mode to adapt to different workplaces; Can support that, simultaneously to multiple data center (maximum 4) transmission image data, have wide region environmental suitability, reliable and stable, being easy to use, is a desirable technical grade formula serial ports/GPRS network transparent transmission module.

The utility model both can adapt to the operation of internal data store needed for colored display and overlength program, realized the display of many pictures and many menu contents.There is the function of touch-screen human-computer exchange simultaneously, greatly can improve the efficiency that data arrange and read.In addition, can be used as the center of exchanges data, with panel box control circuit, domestic intelligent socket, domestic intelligent switch, the exchange of the branch such as gate control system, guard against theft and alarm system circuit realiration data and control; Be again commander's maincenter of intelligent domestic system simultaneously, play the key effect of forming a connecting link.

Accompanying drawing explanation

Fig. 1 is the utility model system composition fundamental block diagram;

Fig. 2 is CPU main circuit U1A part the first half circuit diagram;

Fig. 3 is CPU main circuit U1A part the latter half circuit diagram;

Fig. 4 is wireless remote transmission circuit diagram;

Fig. 5 is GPRS interface circuit figure.

Embodiment

The control system of GPRS data teletransmission and Presentation Function is had for intelligence community, as shown in Figure 1, comprise display screen drive part, described display screen drive part comprises CPU main circuit, data storage circuitry, program storing circuit, power circuit, encryption chip circuit, display touch screen circuitry and keyboard circuit, also comprise the central circuit mutually exchanging as data between each branch circuit and control, described central circuit comprises the communication interface circuit, wireless remote transmission circuit and the GPRS interface circuit that are connected with CPU main circuit.Described communication interface circuit comprises RS232 communication interface and RS485 communication interface.

As shown in Figure 2 and Figure 3, the main treatment circuit of CPU is based on the up-to-date PXA270 embedded microprocessor of intelXSCALL framework.

As the part of U1A, function is data-interface mainly:

MA_2 pin is address wire interface to MA_25 pin, is mainly used in program storing circuit and data storage circuitry;

MD_0 pin is data line interface to MD_31 pin, is mainly used in program storing circuit and data storage circuitry;

SCL pin, SDA pin are I2C data-interfaces, for the data storage circuitry of CPU;

USBH_P0 pin, USBH_N0 pin are used for the data line of external USB interface;

TCLK pin, TDI pin, TDO pin, TMS pin, nTRST pin, be mainly used in the debugging interface of JTAG;

GPIO11 pin, GPIO12 pin, GPIO13 pin are respectively the control interface of relay indicating light, malfunction indicator lamp, communication pilot lamp;

GPIO03 pin, GPIO10 pin, be the I2C interface of encryption chip circuit, have I/O mouth to carry out Simulation with I 2C signal;

The transmitting-receiving control signal 1 of GPIO95 pin: RS485;

The transmitting-receiving control signal 2 of GPIO82 pin: RS485;

GPIO27 pin: for showing the potential energy signal of touch screen circuitry;

GPIO79 pin: the signal sending timing to reset circuit, in case the deadlock of locking system;

GPIO15 pin: the write control signal interface of program storage circuit:

KP_MKIN_0 pin-to KP_MKIN_4 pin: external keyboard alignment input interface;

KP_MKOUT_0 pin is to KP_MKOUT_4 pin: external keyboard line output interface;

FFRXD pin, FFTXD pin: serial communication interface, for GPRS communication or RS323 or RS485 communication; During as GPRS Tongxu interface, label is URXD1, UTXD1

ICP_RXD pin, ICP_TXD pin: serial communication interface, for RS323 communication or RS485 communication;

BT_RXD pin, BT_TXD pin: for the communication of same wireless data teletransmission circuitry self test;

NRESET pin: the reset signal output interface of reset circuit;

The reset signal interface that nRESET_OUT pin: CPU exports;

PWR_EN pin: the control signal interface of cpu chip core power;

SYS_EN pin: the control signal interface of cpu chip I/O power supply;

PWM_OUT0 pin: the brightness control signal interface of display touch-screen;

NCS0 pin: the gate control signal interface of program storage circuit;

DQM0 pin is to DQM4 pin: the I/O mark of data-carrier store circuit chip;

NSDCS0 pin: the gating signal interface of data-carrier store circuit chip;

SDCLK_EN pin: the clock enable signal interface of data-carrier store circuit chip;

SDCLK_1 pin: the interface clock signal of data-carrier store circuit chip;

NSDRAS pin, nSDCAS pin, new pin: the command input interface of data-carrier store circuit chip;

NOE pin: the command input interface of program storage circuit:

LDD0 pin to LDD15 pin: CPU for showing 16 position datawire signaling interfaces of touch-screen;

L_PCLK pin: the interface clock signal of display touch-screen;

L_BIAS pin: the gating signal interface of display touch-screen;

SSPSCLK pin: the interface clock signal of display touch-screen;

SSPSFRM pin: the gating signal interface of display touch-screen;

SSPRXD pin, SSPTXD pin: the communication signal interface of display touch screen circuitry; As the part of U1B, mainly power interface, access as multiple power supplies.

As shown in Figure 4, described wireless remote transmission circuit is such: adopt CC2530 chip, 5th interface chip H5 is the debugging programming interface of CC2530 chip, 34 pin of CC2530 chip, the 35 pin are that debugging and DLL (dynamic link library) are connected to the 5th interface chip H5, and the 20 pin of CC2530 chip is that reseting interface is connected to the 5th interface chip H5; 16 pin, the 17 pin are that the external reading and writing data communication interface of chip is connected to CPU main circuit.

CC2530 chip the 22,23 pins are interface clock signal;

40 pin is decoupling capacitor interface;

30 pin is reference resistance interface;

25,26 pins are reception and the emission interface of radiofrequency signal;

First to fourth pin is the interface on CC2530 chip power ground;

Tenth pin is the interface of CC2530 chip digital power supply;

21,24,27,28,29,31,39 pins are the interface of CC2530 chip analog power.

Electric capacity C99, electric capacity C100 are the filter capacitors of CC2530 chip digital power supply;

Electric capacity C101 to electric capacity C105 is the filter capacitor of CC2530 chip analog power;

Electric capacity C106, inductance L 3 is the filtering circuit of CC2530 chip;

Resistance R48, electric capacity C98 provide the reset level powered on for CC2530 chip;

Electric capacity C107 is to electric capacity C111, and inductance L 4, inductance L 5 are matching capacitance and the inductance of the radio frequency network of CC2530 chip;

Antenna ANT1 is PCB radio-frequency antenna;

Resistance R49 is the external accurate reference resistance for providing normalized current;

Electric capacity C112 is the decoupling capacitor of internal digital register;

Crystal oscillator Y3, electric capacity C113, electric capacity C114 are for CC2530 chip provides crystal oscillator and the loading capacitance of clock signal.

As shown in Figure 5, described GPRS interface circuit is such: adopt MTK technical grade chip, and its LINK1 pin to LINK4 pin is that 4 road network networks connect, and is established as high level, otherwise is low level; URXD1 pin and UTXD1 pin are serial communication interface, and WORK pin is work instruction interface, is high level after normal startup; POWKEY pin is switching on and shutting down control interface; LINK pin is that network connects instruction interface, is high level, has output pulse signal after data when network connects; Above-mentioned pin is all connected to CPU main circuit.

NC pin is empty pin; VCC pin: modular power source access port; VCAP pin: DC4V shunt capacitance;

MIC_P pin, MIC_N pin: voice call sound signal inputs; RCV_P pin, RCV_N pin: voice call sound signal exports.

Data storage circuitry, program storing circuit, power circuit, encryption chip circuit, display touch screen circuitry and keyboard circuit and communication interface circuit all can adopt its function of existing techniques in realizing, do not repeat them here.

Claims (3)

1. the control system of GPRS data teletransmission and Presentation Function is had for intelligence community, comprise display screen drive part, described display screen drive part comprises CPU main circuit, data storage circuitry, program storing circuit, power circuit, display touch screen circuitry and keyboard circuit, it is characterized in that: also comprise the central circuit mutually exchanging as data between each branch circuit and control, described central circuit comprises the communication interface circuit, wireless remote transmission circuit and the GPRS interface circuit that are connected with CPU main circuit.

2. the control system having GPRS data teletransmission and Presentation Function for intelligence community according to claim 1, it is characterized in that described wireless remote transmission circuit is such: adopt CC2530 chip, the debugging programming interface that 5th interface chip (H5) is CC2530 chip, the DO pin of CC2530 chip, DC pin are that debugging and DLL (dynamic link library) are connected to the 5th interface chip (H5), and the RESET pin of CC2530 chip is that reseting interface is connected to the 5th interface chip (H5); BT-RXD pin, BT-TXD pin are that the external reading and writing data communication interface of CC2530 chip is connected to CPU main circuit.

3. the control system having GPRS data teletransmission and Presentation Function for intelligence community according to claim 1, it is characterized in that described GPRS interface circuit is such: adopt MTK technical grade chip, its LINK1 pin to LINK4 pin is that 4 road network networks connect, URXD1 pin and UTXD1 pin are serial communication interface, WORK pin is work instruction interface, and POWKEY pin is switching on and shutting down control interface; LINK pin is that network connects instruction interface, and above-mentioned pin is all connected to CPU main circuit.