CN203643816U - Portable multipoint environment parameter acquisition graphical display system - Google Patents

Abstract

The utility model relates to a portable multipoint environment parameter acquisition graphical display system. The system at least comprises a central processor module, a plurality of environment parameter detection modules, a liquid crystal display module, an alarm module, an oscillation circuit module and a reset circuit module. According to the utility model, a main control chip is adopted to control a plurality of environment parameter sensors to monitor the environment parameters under different environments, after being processed the environment parameters are sent to a TFT color screen to be displayed, so that multipoint environment parameters required by real-time graphical display are obtained, and at the same time, the collected environment parameters can be digitally and precisely displayed in real time; in addition, warning values are set for the environment parameters, and once the environment parameters exceed the warning values, an alarm is sent out by an alarm device of the system, so that the reliability of the system is improved.

Description

Portable multidrop environment parameter acquisition graphical display system

Technical field

The utility model relates to environmental parameter and gathers graphical display system, specially refers to a kind of portable online multidrop environment parameter acquisition display system.

Background technology

The measurement of environmental parameter and being controlled in grain storage warehouse, the control of intelligent building air-conditioning and other industrial and agricultural production and scientific research is widely used.It is the analog sensor using semiconductors such as thermopair that traditional environmental parameter detects, and through signal sampling circuit, amplifying circuit and analog to digital conversion circuit processing, obtains the digital signal that represents environment parameter value, then transfers to microprocessor processes.Because testing environment complexity, measurement point is many, and the impact of long distance of signal transmission and various interference makes stability and the reliability decrease of traditional measurement system.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of portable multidrop environment parameter acquisition graphical display system, can realize Real-Time Monitoring environmental parameter, and can report to the police.

For achieving the above object, the utility model is achieved through the following technical solutions:

A kind of portable multidrop environment parameter acquisition graphical display system, it is characterized in that, at least comprise: CPU module, multiple environmental parameter detection module, a brilliant liquid display panel module, an alarm module, an oscillatory circuit module and a reset circuit module, described environmental parameter detection module, brilliant liquid display panel module, alarm module, oscillatory circuit module, reset circuit module are all connected with described CPU module.

Further, also comprise a buzzer warning module being connected with processor module and a real-time clock module and the interface that downloads of drawing by contact pin from processor module.

Further, on described multiple environmental parameter detection modules, there are multiple buttons that arrange, can regulate very easily the size of parameters by button.

Further, described processor module is made up of single-chip microcomputer and voltage source module.

Beneficial effect

Owing to having adopted above-mentioned technical scheme, the utility model compared with prior art, has following advantage and good effect:

1, the processor of platform is for can be 8 series monolithics, and its development system is ripe simple, moves mature and stablely, and the construction cycle is short, and cost performance is higher.

2, portable multidrop environment parameter acquisition graphical display system adopts the multiple environment parameter sensing devices of main control chip control to monitor the environmental parameter value under varying environment, and sends to after treatment on TFT color screen and show.In order to arrange and also to increase multiple buttons that arrange the parameter such as environmental parameter threshold values, time in system, can regulate very easily the size of parameters by button, to meet the demand under different user and environmental baseline.Can normally work and also want the auxiliary circuit such as oscillatory circuit and reset circuit for system, native system is also designed with download port and has extracted by contact pin simultaneously.Secondly also have buzzer warning module, real-time clock module.

3, portable multidrop environment parameter acquisition graphical display system, realize the computer operation user interface that graphics mode shows, by this interface, you can watch the parameters information of computer-internal, also can be by input equipment such as the corresponding data of the input such as button, touch-screen.

Brief description of the drawings

Fig. 1 is the portable multidrop environment parameter acquisition of the utility model graphical display system structural drawing;

Fig. 2 is the process flow diagram of the graphical display packing of the portable multidrop environment parameter acquisition of the utility model.

Embodiment

Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment are only not used in scope of the present utility model for the utility model is described.In addition should be understood that and make various changes or modifications having read the utility model, these equivalent form of values fall within the application's appended claims limited range equally.

Further set forth the utility model below in conjunction with drawings and Examples.Referring to Fig. 1 and Fig. 2, a kind of portable multidrop environment parameter acquisition graphical display system, it is characterized in that, comprise: CPU module 105, multiple environmental parameter detection module 101, brilliant liquid display panel module 106, alarm module 107, oscillatory circuit module 103 and a reset circuit module 104, also comprise a buzzer warning module being connected with processor module and a real-time clock module 102 and the interface 108 that downloads of drawing by contact pin from processor module.On described ring mould parameter sensor acquisition module, there are multiple buttons that arrange, can regulate very easily the size of parameters by button.Described CPU module is made up of single-chip microcomputer and voltage source module.Described single-chip microcomputer model is MCS-S52.The mode that environmental parameter detection module 101 is connected with CPU module 105 realizes communication by the port of 1 input and output of CPU module 105; The mode that real-time clock module 102 is connected with CPU module 105 realizes communication by the port of 2 input and output of CPU module 105, one of them clocking, and another one provides data input/output port; The mode that oscillatory circuit module 103 is connected with CPU module 105 realizes by two external crystal oscillator pins of CPU module 105; Reset circuit module 104 is by the reset pin input of CPU module 105; Liquid crystal display device module 106 is realized communication by the parallel port of 8 input and output of CPU module 105; The port of 1 input and output of CPU module 105 use connects alarm module 107 and realizes the warning of output high level.The interface 108 that downloads is realized and being downloaded by the port of 3 input and output of CPU module 105.In native system, institute's figure that uses generation software is that Image2Lcd view data generates software.

The graphical display packing of portable multidrop environment parameter acquisition that the utility model adopts is: be first initialization timing device 201, determine timer working method, timing, range, Starting mode, timer is by being made up of two 8 special registers, it is inner also has the timer mode register of 8 and the timing controlled register of 8, is for the working method of selected timer and stops for the startup of control timer.Then initialization display screen 202, arranges display mode, opens and the content such as cursor and cls.Then set up graphical interfaces 203, with the System Operation User interface of graphics mode demonstration, can watch the parameters information of internal system by interface, also can pass through the corresponding data of input equipment key-press input.Then read multidrop environment parameter 204, whether institute's detected parameters exceedes parameter threshold 205, to report to the police 206, describe figure 207 if not getting ready, get description figure 207 ready and realized setting-out, drawn the figures such as circle, rectangle by certain algorithm, the prerequisite that realize these functions is to realize picture point, to call bottom layer driving function and draw point function, by the needed sequential of the hard hardware effort of driver control, the order while writing hardware effort to hardware and data, thus reach display effect.Finally judge whether environmental parameter reads complete, be, termination routine 209, no, come back to and read multidrop environment parameter 204.

Embodiment:

While starting to power, environmental parameter detection module 101 is in energy closed condition, and after power supply, user makes it in continuous translative mode or single translative mode by changing register resolution.Under continuous translative mode, environmental parameter detection module 101 is changed continuously and result is stored in environmental parameter detection module 101 registers, analog quantity is converted to after digital quantity, send digital quantity to CPU module 105, CPU module 105 comprises display driver circuit, the circuit such as analog multiplexer, the digital quantity of bringing can be carried out to graphical treatment, signal through CPU module 105 sends to liquid crystal display device module 106, liquid crystal display device module 106 is by graphical display environment parameter information, environmental parameter for difference can be distinguished with different colours, and digitizing simultaneously accurately shows its numerical value.The warning value of CPU module 105 preliminary setting parameter in system, once the environmental parameter value detecting exceedes warning value, alarm module 107 will be implemented to report to the police, and real-time clock module 102 can offer CPU module 105 clock signals, and system can displaying time like this.Oscillatory circuit module 103 produces required clock frequency in conjunction with CPU module 105 internal circuits, the clock frequency that single-chip microcomputer crystal oscillator provides is higher, CPU module 105 travelling speed are just faster so, and the execution of all instructions is to be all based upon the clock frequency that crystal oscillator provides.Reset circuit module 104 is guaranteed the reliable and stable work of circuit system, utilizes reset circuit module 104 that circuit is returned to initial state.The interface 108 that downloads can be downloaded up-to-date program to CPU module 105.

The portable multidrop environment parameter acquisition of the utility model graphical display system principle of work is as follows: the utility model relates to portable multidrop environment parameter acquisition graphical display system, specially refer to portable multidrop environment parameter acquisition graphical display system and adopt the multiple environment parameter sensing devices of main control chip control to monitor the environmental parameter value under varying environment, and send to after treatment on TFT color screen and show.In order to arrange and also to increase multiple buttons that arrange the parameter such as environmental parameter threshold values, time in system, can regulate very easily the size of parameters by button, to meet the demand under different user and environmental baseline.Can normally work and also want the auxiliary circuit such as oscillatory circuit and reset circuit for system, native system is also designed with download port and has extracted by contact pin simultaneously.Secondly also have buzzer warning module, real-time clock module.It is the analog sensor using semiconductors such as thermopair that traditional environmental parameter detects, and through signal sampling circuit, amplifying circuit and analog to digital conversion circuit processing, obtains the digital signal that represents environment parameter value, then transfers to microprocessor processes.Because testing environment complexity, measurement point is many, and the impact of long distance of signal transmission and various interference makes the reliability decrease of traditional measurement system.Technical problem to be solved in the utility model is to provide a kind of online portable multidrop environment parameter acquisition graphical display system, algorithm by design can show needed multidrop environment parameter by while real-time graph, and real-time digitization accurately shows the environmental parameter gathering simultaneously, be provided with the warning value of environmental parameter, once exceed, by the reliability of system alarm system alarm and raising system.

Claims (4)

1. a portable multidrop environment parameter acquisition graphical display system, it is characterized in that, comprise: CPU module, multiple environmental parameter detection module, a brilliant liquid display panel module, an alarm module, an oscillatory circuit module and a reset circuit module, described environmental parameter detection module, brilliant liquid display panel module, alarm module, oscillatory circuit module, reset circuit module are all connected with described CPU module.

2. the portable multidrop environment parameter acquisition of one according to claim 1 graphical display system, it is characterized in that, also comprise a buzzer warning module being connected with processor module and a real-time clock module and the interface that downloads of drawing by contact pin from processor module.

3. the portable multidrop environment parameter acquisition of one according to claim 1 graphical display system, is characterized in that, has multiple buttons that arrange on described environmental parameter detection module.

4. the portable multidrop environment parameter acquisition of one according to claim 1 graphical display system, is characterized in that, described CPU module is made up of single-chip microcomputer and voltage source module.

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