CN206480363U - A kind of virtual instrument display device - Google Patents
A kind of virtual instrument display device Download PDFInfo
- Publication number
- CN206480363U CN206480363U CN201621048973.3U CN201621048973U CN206480363U CN 206480363 U CN206480363 U CN 206480363U CN 201621048973 U CN201621048973 U CN 201621048973U CN 206480363 U CN206480363 U CN 206480363U
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- cpu module
- master chip
- display
- communication module
- circuit
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Abstract
The utility model discloses a kind of virtual instrument display device, including the CPU module and display control platform connected by communication module, the CPU module is connected with relay by I/O input/output interfaces；The display control platform includes master chip and power circuit, the master chip is connected with the CPU module by communication module, the master chip has been also respectively connected with reset circuit, LCD display and LCD backlight circuit, and the power circuit is connected with the master chip, reset circuit, LCD display and LCD backlight circuit respectively；Switch knob and opening button of the LCD display provided with control relay, the SR and battery capacity indication lamp for controlling reset circuit；Voltage sensor and current sensor are connected between the CPU module and the external power supply, the data that voltage sensor and current sensor are gathered are sent to display control platform by CPU module and shown through LCD display.
Description
Technical field
The utility model is related to display device technology field, more particularly to a kind of virtual instrument display device.
Background technology
Virtual instrument is that computer technology combines the product produced with technical device profound level, is to traditional instrument concept
Important breakthrough, is the revolution in instrument field.Virtual instrument is after first generation instrument --- analogue instrument, second generation instrument
--- discrete component type instrument, third generation instrument --- digital instrument, forth generation instrument --- are after Artificial Intelligence Instrument for device
Instrument of new generation, represents one of direction of current tester development.By the way that virtual instrument technique is incorporated into Microcomputer Protection
In, it can reduce hardware cost, improve and be more convenient in interaction capabilities, operation, it is more directly perceived in display, belong to a very big product
Bright spot.
Existing virtual instrument is in display, and the display of terminal device only carried by instrument or connection is carried out
It has been shown that, display interface is small, and interaction capabilities are not strong, need user to reach that terminal device position is operated during operation, it is impossible to carry out
Control operation closely, meanwhile, if the display screen carried by instrument, then can only control section instrument, controllability ratio
It is poor.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of virtual instrument display device, and it can not only be square
Just user controls multiple equipment in time, and controllability is good, moreover it is possible to which online by display device and terminal progress, interactivity is strong, user
Only need that multi-faceted operational control can be carried out at the scene, it is easy to use, it is simple in construction.
To solve above technical problem, the utility model embodiment provides a kind of virtual instrument display device, including logical
Cross communication module connection CPU module and display control platform, the CPU module by I/O input/output interfaces be connected with after
Electrical equipment；
The display control platform includes master chip and power circuit, and the master chip passes through communication with the CPU module
Module is connected, and the master chip has been also respectively connected with reset circuit, LCD display and LCD backlight circuit, the power circuit point
It is not connected with the master chip, reset circuit, LCD display and LCD backlight circuit；
Switch knob and opening button of the LCD display provided with control relay, the reset for controlling reset circuit
The battery capacity indication lamp of button and display power circuit electricity；
Voltage sensor and current sensor are connected between the CPU module and the external power supply, the voltage is passed
Sensor and the data of current sensor collection are sent to the display control platform by CPU module and shown through LCD display.
Further, the first serial line interface, first are connected with turn between the CPU module and the display control platform
Phototube Coupling, the first communication module, the second communication module and the second Phototube Coupling.
Further, it is also associated with the 3rd Phototube Coupling between the relay and the I/O input/output interfaces；It is described
Switching value is also associated with 3rd Phototube Coupling.
Further, the input/output port of the CPU module has been also respectively connected with FLASH ROM program storage areas, timing
Device, RAM static memories, interrupt control unit and EEPROM customizations memory block.
Further, the CPU module and master chip have been also respectively connected with the first wireless communication module and the second channel radio
Module is interrogated, first wireless communication module is connected by the second serial line interface with the CPU module.
Further, the master chip is connected with rectangle keyboard by keystroke interface.
Further, the master chip is RA8875L4N control chips.
The beneficial effects of the utility model are as follows：
1st, the utility model is carried out display control platform and host CPU module by communication module online so that itself and end
Interaction is realized between end equipment, the status display to virtual instrument equipment can be achieved that at the scene, being convenient for people to can be
Scene is intuitively checked, by communication module, conveniently issues terminal device i.e. CPU module, realizes monitoring in real time；Meanwhile, by aobvious
Show that control platform can control multiple virtual units, without carrying out the control of terminal or targetedly controlling.
2nd, the utility model is realized aobvious by connecting reset circuit, LCD display, LCD backlight circuit and power circuit
Show control and display of the control platform to reset circuit, power circuit, while being realized pair by switch knob and opening button
The control of relay, and then realize the control to external power supply.
Brief description of the drawings
Fig. 1 is a kind of circuit theory diagrams for virtual instrument display device that the utility model is provided；
In figure：
1st, CPU module；2nd, display control platform；201st, master chip；202nd, power circuit；3rd, relay；4th, reset circuit；
5th, LCD display；501st, switch knob；502nd, opening button；503rd, SR；504th, battery capacity indication lamp；6th, LCD backlight electricity
Road；7th, voltage sensor；8th, current sensor；9th, the first serial line interface；10th, the first Phototube Coupling；11st, the first communication module；
12nd, the second communication module；13rd, the second Phototube Coupling；14th, the 3rd Phototube Coupling；15th, FLASH ROM program storage areas；16th, it is fixed
When device；17th, RAM static memories；18th, interrupt control unit；19th, EEPROM customizes memory block；20th, the first wireless communication module；
21st, the second wireless communication module；22nd, rectangle keyboard；23rd, the second serial line interface；24th, switching value.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.
It is shown in Figure 1, it is a kind of virtual instrument display device that the utility model is provided, including pass through communication module
The CPU module 1 and display control platform 2 of connection, the CPU module 1 are connected with relay 3 by I/O input/output interfaces；
Specifically, communication module can be RS485 communication modules.Because relay is to go control larger with less electric current
One kind " automatic switch " of electric current.Therefore played in the application circuit automatically adjust, safeguard protection, the effect such as change-over circuit.Make
In, it can be controlled from electromagnetic relay 3 is convenient.
The display control platform 2 includes master chip 201 and power circuit 202, the master chip 201 and the CPU moulds
Block 1 is connected by communication module, and the master chip 201 has been also respectively connected with reset circuit 4, LCD display 5 and LCD backlight electricity
Road 6, the power circuit 201 connects with the master chip 201, reset circuit 4, LCD display 5 and LCD backlight circuit 6 respectively
Connect；
Wherein, LCD backlight circuit 6 is identical with conventional backlight circuit principle, because LCD is used as passive display device, sheet
Body can not light, and the purpose of backlight circuit is exactly to provide light source for it.
Switch knob 501 and opening button 502 of the LCD display 5 provided with control relay 3, control reset electricity
The SR 503 on road 4 and the battery capacity indication lamp 504 of the display electricity of power circuit 202；Pass through switch knob 501, opening button
502 realize the switch closing and switch opening of external power supply, meanwhile, the purpose of reset circuit 4 is when circuit breaks down and disconnected, for making
Circuit returns to the circuit arrangement of state.
Voltage sensor 7 and current sensor 8, the voltage are connected between the CPU module 1 and the external power supply
The data that sensor 7 and current sensor 8 are gathered are sent to the master chip 201 of the display control platform 2 by CPU module 1,
Then shown through LCD display 5.
Further, be connected with turn between the CPU module 1 and the display control platform 2 first serial line interface 9,
First Phototube Coupling 10, the first communication module 11, the second communication module 12 and the second Phototube Coupling 13.Pass through the first Phototube Coupling
10 and second Phototube Coupling 13 realize CPU module 1 and display control platform 2 and communicate circuit protection in being connected, it is to avoid because
Problematic there is Effect of Short Circuit another situation about using for one of them.
Further, it is also associated with the 3rd Phototube Coupling 14 between the relay 3 and the I/O input/output interfaces；
Switching value 24 is also associated with 3rd Phototube Coupling 14.Specifically, the switching value 24 is the switching value of switch module etc.,
It is used to indicate the location of device interior component such as switch module or working condition.By the 3rd Phototube Coupling 14,
Realize isolating for relay 3 and CPU module 1 under special status；Simultaneously by the 3rd Phototube Coupling 14, switching value 24 is realized
With isolating for CPU module 1.
Further, the input/output port of the CPU module 1 has been also respectively connected with FLASH ROM program storage areas 15, determined
When device 16, RAM static memories 17, interrupt control unit 18 and EEPROM customization memory block 19.By each memory block, realize not
With the storage of state and module.Meanwhile, timer 16 can be timed setting, periodically carry out data transmission or remind people
Checked.
Further, in order to prevent communication module from can not be used when breaking down, the CPU module 1 and master chip 201 are also
The first wireless communication module 20 and the second wireless communication module 21 are connected to, first wireless communication module 20 passes through
Two serial line interfaces 23 are connected with the CPU module 1.It can be entered between CPU module 1 and master chip 201 by wireless communication module
Row connection and data transfer.Meanwhile, the communication mode of CPU module 1 and master chip 201 and miscellaneous equipment can also pass through channel radio
Module is interrogated to carry out.
Further, in order to realize input type order and the other functions to master chip 201, the master chip passes through button
Interface is connected with rectangle keyboard 22.By rectangle keyboard 22, to numerical value and order can be inputted in master chip 201.
Further, the master chip 201 is RA8875L4N control chips.
In use, the voltage value and current values of external power supply can be shown by LCD display, it is convenient for people to learn
The voltage x current of external power supply, according to actual conditions, can press the opening button and switch knob on LCD display, realize
The switch closing and switch opening of the relay of CPU module connection.Meanwhile, battery capacity indication lamp is used for the electricity for showing whole display device, can
To facilitate user to learn electricity, decide whether to change.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and moistened
Decorations are also considered as protection domain of the present utility model.
Claims (7)
1. a kind of virtual instrument display device, it is characterised in that controlled including the CPU module connected by communication module and display
Platform processed, the CPU module is connected with relay by I/O input/output interfaces；
The display control platform includes master chip and power circuit, and the master chip passes through communication module with the CPU module
Connection, the master chip has been also respectively connected with reset circuit, LCD display and LCD backlight circuit, the power circuit respectively with
The master chip, reset circuit, LCD display and the connection of LCD backlight circuit；
Switch knob and opening button of the LCD display provided with control relay, the SR for controlling reset circuit
With the battery capacity indication lamp of display power circuit electricity；
Voltage sensor and current sensor, the voltage sensor and electricity are connected between the CPU module and external power supply
The data of flow sensor collection are sent to the display control platform by CPU module and shown through LCD display.
2. a kind of virtual instrument display device according to claim 1, it is characterised in that the CPU module with it is described
It is connected with the first serial line interface, the first Phototube Coupling, the first communication module, the second communication module between display control platform in turn
With the second Phototube Coupling.
3. a kind of virtual instrument display device according to claim 2, it is characterised in that the relay and the I/
The 3rd Phototube Coupling is also associated between O input/output interfaces；Switching value is also associated with 3rd Phototube Coupling.
4. a kind of virtual instrument display device according to claim 3, it is characterised in that the input of the CPU module
Delivery outlet has been also respectively connected with FLASH ROM program storage areas, timer, RAM static memories, interrupt control unit and EEPROM
Customize memory block.
5. according to a kind of any described virtual instrument display devices of claim 1-4, it is characterised in that the CPU module
The first wireless communication module and the second wireless communication module are also respectively connected with master chip, first wireless communication module leads to
The second serial line interface is crossed to be connected with the CPU module.
6. a kind of virtual instrument display device according to claim 5, it is characterised in that the master chip passes through button
Interface is connected with rectangle keyboard.
7. a kind of virtual instrument display device according to claim 6, it is characterised in that the master chip is
RA8875L4N control chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621048973.3U CN206480363U (en) | 2016-09-09 | 2016-09-09 | A kind of virtual instrument display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621048973.3U CN206480363U (en) | 2016-09-09 | 2016-09-09 | A kind of virtual instrument display device |
Publications (1)
| Publication Number | Publication Date |
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| CN206480363U true CN206480363U (en) | 2017-09-08 |
Family
ID=59755769
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621048973.3U Active CN206480363U (en) | 2016-09-09 | 2016-09-09 | A kind of virtual instrument display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10649580B1 (en) | 2011-08-05 | 2020-05-12 | P4tents1, LLC | Devices, methods, and graphical use interfaces for manipulating user interface objects with visual and/or haptic feedback |
-
2016
- 2016-09-09 CN CN201621048973.3U patent/CN206480363U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10649580B1 (en) | 2011-08-05 | 2020-05-12 | P4tents1, LLC | Devices, methods, and graphical use interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10649581B1 (en) | 2011-08-05 | 2020-05-12 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10656759B1 (en) | 2011-08-05 | 2020-05-19 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10671213B1 (en) | 2011-08-05 | 2020-06-02 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10788931B1 (en) | 2011-08-05 | 2020-09-29 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10996787B1 (en) | 2011-08-05 | 2021-05-04 | P4tents1, LLC | Gesture-equipped touch screen system, method, and computer program product |
| US11061503B1 (en) | 2011-08-05 | 2021-07-13 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US11740727B1 (en) | 2011-08-05 | 2023-08-29 | P4Tents1 Llc | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
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