CN213091817U - State indicating device for signal interface - Google Patents
State indicating device for signal interface Download PDFInfo
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- CN213091817U CN213091817U CN202021902593.8U CN202021902593U CN213091817U CN 213091817 U CN213091817 U CN 213091817U CN 202021902593 U CN202021902593 U CN 202021902593U CN 213091817 U CN213091817 U CN 213091817U
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Abstract
The utility model provides a state indicating device for a signal interface, which comprises a signal interface, an interface chip, a micro-control processor for detecting the output signal of the interface chip and an indicator lamp control circuit; the signal interface is electrically connected with the input end of the interface chip, the output end of the interface chip is electrically connected with the input end of the micro-control processor, and the output end of the micro-control processor is electrically connected with the indicator lamp control circuit; the micro-control processor can judge the plugging and unplugging state of the signal interface, and then the plugging and unplugging state is displayed through the indicator light; meanwhile, the micro-control processor is electrically connected with the interface chip and can control the display state of an indicator lamp of the indicator lamp control circuit and is used for expressing the output signal state of the interface chip; therefore, the display state of the indicating lamp is visual and clear, the plugging state of the signal interface and the output signal state of the interface chip can greatly reduce the time and difficulty for troubleshooting of maintenance personnel when the interface or the interface chip breaks down.
Description
Technical Field
The utility model relates to a signal prompt field, concretely relates to a state indicating device for signal interface.
Background
The existing electronic equipment is usually provided with a peripheral interface which can be externally connected with various kinds of equipment, but when the equipment breaks down or wants to know the running state of the equipment in the specific use process, the problem of the fault or the running state of the equipment cannot be intuitively seen, so more and more status indicator lamps are produced at the same time.
Chinese patent publication No. CN207889624U discloses a speed-indicating lamp control circuit for an electric vehicle, belonging to the field of electronic control. The utility model comprises a power supply unit, a motor speed measuring unit, a control unit and a signal output unit; the power supply unit is connected with the control unit and the signal output unit, and the control unit is respectively connected with the motor speed measuring unit and the signal output unit. The utility model discloses simple structure uses reliably, can reform transform on original electric motor car light basis, and reforms transform with low costs, can adopt the light of different frequencies to flicker according to the electric motor car speed of a motor vehicle, has very important meaning to the security that improves the electric motor car driving. Although the invention has the effect of prompting the operation effect of the operation circuit by the prompting lamp, the invention has the problem that the operation fault cannot be prompted when the operation circuit has a fault.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a state indicating device for signal interface is proposed, detects the state of signal interface and interface chip's output signal, and the while is indicateed the inspection state through the pilot lamp.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a state indicating device for signal interface, which comprises a signal interface, an interface chip, a micro-control processor for detecting the output signal of the interface chip and an indicator lamp control circuit;
the signal interface is electrically connected with the input end of the interface chip, the output end of the interface chip is electrically connected with the input end of the micro-control processor, and the output end of the micro-control processor is electrically connected with the indicator lamp control circuit.
Preferably, the system also comprises a plug detection circuit, wherein the input end of the plug detection circuit is electrically connected with the signal interface, and the output end of the plug detection circuit is electrically connected with the micro-control processor.
Preferably, the signal interface chip further comprises a filter circuit, an input end of the filter circuit is electrically connected with the signal interface, and an output end of the filter circuit is electrically connected with an input end of the interface chip.
Preferably, the micro-controller processor is electrically connected to the registers of the interface chip via an I2C bus.
Preferably, the micro-control processor also comprises an alarm circuit, and the input end of the alarm circuit is electrically connected with the output end of the micro-control processor.
Preferably, the device also comprises a box body and an indicator light, and the signal interface and the indicator light control circuit are fixed on the surface of the box body.
Preferably, a main control circuit board is arranged in the box body, and the interface chip, the micro-control processor and the indicating lamp control circuit are all arranged on the main control circuit board.
Preferably, a plurality of signal interfaces are arranged, and an indicator light is arranged at the edge of each signal interface.
The utility model has the advantages that:
the utility model provides a state indicating device for signal interface, it can detect the state of plugging and unplugging of signal interface to be equipped with plug detection circuitry, the plug detection circuitry makes the micro-control treater that micro-control treater electricity is connected with the micro-control treater electricity can judge the state of plugging and unplugging of signal interface, the micro-control treater again controls the indicator lamp control circuit and shows the state of plugging and unplugging of signal interface through the pilot lamp; meanwhile, the micro-control processor is electrically connected with the interface chip, so that the micro-control processor can detect the output signal of the interface chip, and can control the display state of the indicator lamp control circuit according to the output signal state of the interface chip, so as to express the output signal state of the interface chip; therefore, the display state of the indicating lamp is visual and clear, the plugging state of the signal interface and the output signal state of the interface chip can greatly reduce the time and difficulty for troubleshooting of maintenance personnel when the interface or the interface chip breaks down.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a block diagram illustrating a status indicator for a signal interface according to the present invention;
FIG. 2 is a circuit diagram of the interface chip and micro-controller for signal interface according to the present invention;
fig. 3 is a plug detection circuit for a signal interface according to the present invention;
fig. 4 is a filter circuit for a signal interface according to the present invention;
fig. 5 is an indicator light control circuit for a signal interface according to the present invention;
fig. 6 is a schematic structural diagram of a status indicator for a signal interface according to the present invention.
The attached drawings are as follows: 1, a signal interface; 2, an interface chip; 3 micro-control processor; 4 plugging detection circuit; 5 indicating lamp control circuit; 6 a filter circuit; 7 an indicator light; 8 main control circuit board.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The specific embodiment is as follows:
as shown in fig. 1-2, the status indication apparatus for signal interface provided in this embodiment includes a signal interface 1, an interface chip 2, a micro-control processor 3 for detecting an output signal of the interface chip 2, and an indication lamp control circuit 5; the signal interface 1 is electrically connected with the input end of the interface chip 2, the output end of the interface chip 2 is electrically connected with the input end of the micro-control processor 3, and the output end of the micro-control processor 3 is electrically connected with the indicator lamp control circuit 5. Specifically, the interface chip 2 adopts an ADC 7611; the signal interface 1 is mainly used for connecting an external signal line for signal transmission, the interface chip 2 is mainly used for receiving and processing an externally input signal and outputting the signal to other functional modules, the indicator light control circuit 5 is mainly used for controlling the display mode of the indicator light 7, and the display mode comprises the on and off of the indicator light 7 and the color of the indicator light 7; the micro-control processor 3 is electrically connected with the interface chip 2 and detects the state of the output signal of the interface chip 2, the micro-control processor 3 outputs control signals to the indicator lamp control circuit 5 according to the state of the signals output by the interface chip 2, and the indicator lamp control circuit 5 receives the control signals to control the indicator lamp 7 to carry out relevant display, in detail, when the output signal of the interface chip 2 is abnormal, the indicator lamp control circuit 5 controls the indicator lamp 7 to flash the yellow lamp, when the resolution recognition of the output signal of the interface chip 2 is abnormal, the indicator lamp control circuit 5 controls the indicator lamp 7 to flash an orange lamp, when the signal amplitude of the output signal of the interface chip 2 is weak, the indicator lamp control circuit 5 controls the indicator lamp 7 to flash the purple light, when the power supply abnormality/board program abnormality occurs in the output signal of the interface chip 2, the indicator lamp control circuit 5 controls the indicator lamp 7 not to be on.
Referring to fig. 3 and 5, the system further comprises a plugging detection circuit 4, an input end of the plugging detection circuit 4 is electrically connected with the signal interface 1, and an output end of the plugging detection circuit 4 is electrically connected with the micro-control processor 3. The plugging detection is mainly used for detecting the plugging state of the signal interface 1, outputting different state signals to the micro-control processor 3 according to the plugging state of the signal interface 1, outputting a control signal to the indicator lamp control circuit 5 according to the state signal after the micro-control processor 3 receives the state signal, controlling the display state of the signal lamp by the indicator lamp control circuit 5 according to the control signal, and visually detecting the plugging state of the signal interface 1 through the display state of the signal lamp; when the signal interface 1 is in a normal on state, the display mode of the indicator light 7 is that the blue light is normally on, and when the signal interface 1 is in an unconnected signal loss state, the display mode of the indicator light 7 is that the blue light flickers, so that maintenance personnel can directly find the state of the signal interface 1 according to the display mode of the signal light.
Referring to fig. 4, a filter circuit 6 is further included, an input end of the filter circuit 6 is electrically connected to the signal interface 1, and an output end of the filter circuit 6 is electrically connected to an input end of the interface chip 2. Specifically, the filter circuit 6 is mainly used for filtering the signal accessed to the interface chip 2, and uniformly filtering the external signal into a signal format matched with the interface chip 2, and two SLP2510P8 elements are selected.
Preferably, the micro-controller processor 3 is electrically connected to the registers of the interface chip 2 via an I2C bus. The registers connected to interface chip 2 by way of the I2C bus may require only two wires to transfer information between devices connected to the bus.
Preferably, the system further comprises an alarm circuit, and the input end of the alarm circuit is electrically connected with the output end of the micro-control processor 3. The alarm circuit is provided with a buzzer or a loudspeaker, and when the micro-control processor 3 detects that the interface chip 2 is greatly abnormal, the alarm circuit gives an alarm through the buzzer or the loudspeaker.
Referring to fig. 6, the device further comprises a box body and an indicator light 7, wherein the signal interface 1 and the indicator light control circuit 5 are fixed on the surface of the box body. The main usage of box body mainly used fixes signal interface 1 and pilot lamp 7, is fixed in signal interface 1 and makes things convenient for external data line to carry out the information interaction on the box body surface, and signal interface 1 edge is located to pilot lamp 7, conveniently reflects the state condition of corresponding signal interface 1.
Preferably, a main control circuit board 8 is arranged in the box body, and the interface chip 2, the micro-control processor 3 and the indicator light control circuit 5 are all arranged on the main control circuit board 8. Specifically, the plugging detection circuit 4 and the filter circuit 6 are also arranged on the main control circuit board 8, the signal interface 1 is electrically connected with the interface chip 2 through the main control circuit board 8, and the indicator light 7 is electrically connected with the indicator light control circuit 5 through the main control circuit board 8.
Preferably, a plurality of signal interfaces 1 are provided, and an indicator light 7 is provided at the edge of each signal interface 1.
The utility model has the advantages that:
the utility model provides a state indicating device for signal interface, it can detect the state of inserting and pulling out of signal interface 1 to be equipped with plug detection circuitry 4, plug detection circuitry 4 and the electric connection of micro-controller 3 make micro-controller 3 can judge the state of inserting and pulling out of signal interface 1, micro-controller 3 controls indicator lamp control circuit 5 again and shows the state of inserting and pulling out of signal interface 1 through pilot lamp 7; meanwhile, the micro-control processor 3 is electrically connected with the interface chip 2, so that the micro-control processor 3 can detect the output signal of the interface chip 2, and according to the output signal state of the interface chip 2, the micro-control processor 3 can control the display state of the indicator lamp 7 of the indicator lamp control circuit 5 to express the output signal state of the interface chip 2; therefore, the display state of the indicating lamp 7 can be visually and definitely determined, the plugging state of the signal interface 1 and the output signal state of the interface chip 2 can greatly reduce the time and difficulty for a maintainer to troubleshoot the fault reason when the interface or the interface chip 2 breaks down.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A status indicating device for a signal interface, comprising:
the device comprises a signal interface (1), an interface chip (2), a micro-control processor (3) for detecting an output signal of the interface chip (2), and an indicator light control circuit (5);
the signal interface (1) is electrically connected with the input end of the interface chip (2), the output end of the interface chip (2) is electrically connected with the input end of the micro-control processor (3), and the output end of the micro-control processor (3) is electrically connected with the indicator lamp control circuit (5).
2. A status indicating device for a signal interface as claimed in claim 1, wherein: still include plug detection circuitry (4), the input of plug detection circuitry (4) with signal interface (1) electricity is connected, the output of plug detection circuitry (4) with microprocessor (3) electricity is connected.
3. A status indicating device for a signal interface as claimed in claim 1, wherein: the signal interface circuit further comprises a filter circuit (6), the input end of the filter circuit (6) is electrically connected with the signal interface (1), and the output end of the filter circuit (6) is electrically connected with the input end of the interface chip (2).
4. A status indicating device for a signal interface as claimed in claim 1, wherein: the micro control processor (3) is electrically connected with the register of the interface chip (2) through an I2C bus.
5. A status indicating device for a signal interface as claimed in claim 1, wherein: the micro-control processor also comprises an alarm circuit, wherein the input end of the alarm circuit is electrically connected with the output end of the micro-control processor (3).
6. A status indicating device for a signal interface as claimed in claim 1, wherein: still include box body and pilot lamp (7), signal interface (1) with pilot lamp control circuit (5) are fixed in the box body surface.
7. A status indicating device for a signal interface as claimed in claim 6, wherein: the intelligent electronic box is characterized in that a main control circuit board (8) is arranged in the box body, and the interface chip (2), the micro-control processor (3) and the indicator light control circuit (5) are all arranged on the main control circuit board (8).
8. A status indicating device for a signal interface as claimed in claim 6, wherein: the signal interface is provided with a plurality of signal interfaces (1), and the edge of each signal interface (1) is provided with an indicator light (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902593.8U CN213091817U (en) | 2020-09-03 | 2020-09-03 | State indicating device for signal interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902593.8U CN213091817U (en) | 2020-09-03 | 2020-09-03 | State indicating device for signal interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213091817U true CN213091817U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021902593.8U Active CN213091817U (en) | 2020-09-03 | 2020-09-03 | State indicating device for signal interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213091817U (en) |
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2020
- 2020-09-03 CN CN202021902593.8U patent/CN213091817U/en active Active
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