CN211653069U

CN211653069U - Tester applied to logic function test system

Info

Publication number: CN211653069U
Application number: CN202020197115.5U
Authority: CN
Inventors: 张时翼; 黎祥松; 揭庆福; 龙建雄; 郭勇矩
Original assignee: Guangdong Haiwu Technology Co Ltd
Current assignee: Guangdong Haiwu Technology Co Ltd
Priority date: 2020-02-21
Filing date: 2020-02-21
Publication date: 2020-10-09
Anticipated expiration: 2030-02-21

Abstract

The utility model relates to a be applied to logic function test system's tester, including control module, input/output module and test panel, input/output module includes digital output module and digital input module be connected with the control module electricity respectively, test panel includes DO display module and DI control module, test panel still includes the touch-sensitive screen, DO display module is including a plurality of pilot lamps and DO mouth LCD screen of one-to-one on the position, DI control module is including a plurality of switches and DI mouth LCD screen of one-to-one on the position, each pilot lamp, the switch, DO mouth LCD screen, DI mouth LCD screen is connected with the control module electricity respectively. The utility model discloses a definition name of the IO mouth that the tester corresponds through using LCD screen display, avoids marking again, contrast in the face of different control panels, different software, makes commonality, the visible acquisition of tester promote.

Description

Tester applied to logic function test system

Technical Field

The utility model relates to an electron check out test set technical field especially relates to a be applied to logic function test system's tester.

Background

In the design process of electronic products, logic test is often required to be performed on the designed products, whether each I/O port of the electronic products works according to the designed logic is examined, therefore, a tester is required to combine a potentiometer, a switch, a man-machine interface and a control system together, a user observes the operation conditions of each module of a test interface by setting the operation conditions on the test interface to judge whether the electronic products act according to the logic, and specifically, when the logic of a certain system is tested, the potentiometer and the switch of a certain port are set through the test interface according to the condition requirements of the logic, and whether the on/off of an indicator light of the corresponding output port or the display feedback of the man-machine interface is consistent with the logic requirements is observed, so that the purpose of verifying the logic is achieved.

However, when the existing logic tester faces different logic systems, testers need to identify input and output points of a test system interface by methods of manual marking, port definition table comparison and the like, and need to label and compare again when facing different control boards and different software, so that the universality and the visibility are poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hardware architecture with high commonality, visual tester treats software personnel to control module programming back wherein, and the tester can be used for solving the problem that current tester all needs to mark again in the face of different control panels, different software.

Therefore, the tester applied to the logic function testing system comprises a control module, an input/output module and a testing panel, wherein the input/output module comprises a digital quantity output module and a digital quantity input module which are respectively electrically connected with the control module, the testing panel comprises a DO display module and a DI control module, the testing panel further comprises a touch screen, the DO display module comprises a plurality of indicating lamps and a DO port LCD screen which are in one-to-one correspondence on the position, the DI control module comprises a plurality of switches and a DI port LCD screen which are in one-to-one correspondence on the position, and each indicating lamp, switch, DO port LCD screen and DI port LCD screen are respectively electrically connected with the control module.

Further, the test panel further comprises an AI control module and an AO display module, the input/output module further comprises an analog input module and an analog output module which are respectively electrically connected with the control module, the AI control module comprises a plurality of potentiometers and AI port LCD screens which are in one-to-one correspondence in position, the AO display module comprises a plurality of AO port display screens and AO port definition screens which are in one-to-one correspondence in position, and each potentiometer, the AI port LCD screen, the AO port display screens and the AO port definition screens are respectively and electrically connected with the control module.

Furthermore, the test panel also comprises a PWM display module, the analog input module comprises a pulse detection circuit electrically connected with the control module, the PWM display module comprises a plurality of PWM display screens and PWM definition screens which are in one-to-one correspondence in position, and each PWM display screen and each PWM definition screen are respectively electrically connected with the control module.

Further, the test panel still includes the RS485 module, the RS485 module includes a plurality of RS485 display screens and the RS485 definition screen of one-to-one in the position, and each RS485 display screen and RS485 definition screen are connected with the control module electricity respectively.

Further, the device also comprises a data storage module which is electrically connected with the control module.

Furthermore, the test panel also comprises a USB interface which is electrically connected with the control module or the data storage module.

Furthermore, the test panel also comprises a power switch which is electrically connected with the control module.

Further, the correspondence is specifically a position up and down arrangement.

Has the advantages that:

after the software personnel programs the control module, the user can define the I/O port of the electronic product, and the definition name of the corresponding I/O port is displayed by using the LCD screen, so that the situation that different control panels and different software are marked and compared again is avoided, and the universality and the visibility of the tester are improved.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic diagram of a hardware framework of the tester in this embodiment.

Fig. 2 is a schematic diagram of the test panel in this embodiment.

Detailed Description

The utility model discloses a tester is used for being connected with the IO mouth electricity of electronic product to carry out logic test to electronic product.

Referring to fig. 1, the tester of this embodiment is provided with a control module, a data storage module, an input/output module and a test panel, and the control module is electrically connected to the data storage module and the input/output module, respectively. The control module is used for controlling the whole tester to work; the input and output module comprises a conventional analog quantity input module (such as an ADC module), an analog quantity output module (such as a DAC module), a digital quantity input module (such as a common I/O port or a serial communication circuit) and a digital quantity output module (such as a common I/O port or a serial communication circuit), and is electrically connected with the electronic product so as to output a control quantity to an input port of the electronic product and obtain an output quantity fed back by the electronic product; the data storage module is used for storing the test records for the user to look up; the test panel is used for controlling the control quantity of the input/output port and obtaining the feedback quantity by the user.

Referring to fig. 2, the test panel is composed of a DO display module 1, a DI control module 2, an AI control module 3, an AO display module 4, a PWM display module 5, an RS458 module 6, a human-computer interface module 7, a USB interface 8, and a power switch 9.

The DO display module 1 includes eight pilot lamps and eight DO mouth LCD screens, eight pilot lamps and eight DO mouth LCD screens are connected with the controller electricity respectively, thereby the digital quantity of the DO output of the electronic product that input/output module acquireed is shown to the darkness that goes out through the pilot lamp, DO mouth LCD screen and pilot lamp one-to-one, every DO mouth LCD screen all is located corresponding pilot lamp below, after the user defines the DO mouth of electronic product, DO mouth LCD screen display corresponding pilot lamp directive to the definition name of DO mouth, for example: and after a user names the I/O port of the electronic product corresponding to the indicator lamp as the motor, a certain LCD screen corresponding to the indicator lamp displays the motor.

The DI control module 2 includes eight switches and eight DI port LCD screens, the eight switches and eight DI port LCD screens are respectively electrically connected with the controller, the control quantity output from the tester to the DI port of the electronic product is controlled by controlling the on/off of the switches, the DI port LCD screens correspond to the switches one by one, each DO port LCD screen is located below the corresponding switch and arranged in a table shape, and after a user defines the DI port of the electronic product, the DI port LCD screens display the definition name of the DI port pointed by the corresponding switch, for example: and controlling the I/O port corresponding to the electronic product by using a certain switch so as to control whether the motor rotates or not, wherein the I/O port corresponding to the switch can be defined as motor control by a user, and the LCD screen corresponding to the switch displays the motor control.

The AI control module 3 includes eight potentiometers and eight AI-port LCD screens, thereby controls the analog control quantity output from the tester to the AI port of the electronic product by adjusting the voltage value of the potentiometers, the AI-port LCD screens correspond to the potentiometers one by one, each AI-port LCD screen is located below the corresponding potentiometer, and after the user defines the AI port of the electronic product, the AI-port LCD screen displays the definition name of the AI port pointed by the corresponding potentiometer, for example: the I/O port of the electronic product corresponding to a certain potentiometer is used for being connected with the temperature sensor, the I/O port of the electronic product can be defined as the temperature sensor, and the corresponding LCD screen displays the temperature sensor.

The AO display module 4 comprises eight AO port LCD screens, the eight AO port LCD screens are electrically connected with the control module, four of the eight AO port LCD screens are AO port display screens, the other four AO port definition screens are AO port definition screens, the AO port display screens are used for displaying voltage values output by an AO port of the electronic product acquired by the input and output module, the AO port display screens correspond to the AO port definition screens one by one, the AO port definition screens are positioned below the corresponding AO port display screens and are arranged in a table shape, and after a user defines the AO port of the electronic product, the AO port definition screens display the definition names of the AO ports pointed by the corresponding AO port display screens.

The PWM display module 5 comprises eight PWM module LCD screens, the eight PWM module LCD screens are electrically connected with the control module, four of the eight PWM module LCD screens are PWM display screens, the other four PWM display screens are PWM definition screens, the PWM display screens are used for displaying PWM waveforms of AO ports acquired by a pulse detection circuit integrated by the analog input module, the PWM definition screens correspond to the PWM display screens one by one, the PWM definition screens are located below the corresponding PWM display screens and arranged in a table shape, and after a user defines the AO ports of the electronic product, the PWM definition screens display the AO port definition names pointed by the corresponding PWM display screens.

The RS485 module 6 comprises eight RS485 module LCD screens, the eight RS485 module LCD screens are electrically connected with the control module, four of the eight RS485 module LCD screens are RS485 display screens, the other four RS485 display screens are RS485 definition screens, the RS485 display screens are used for displaying data signals transmitted by RS485 interfaces, the RS485 definition screens correspond to the RS485 display screens one by one, the RS485 definition screens are located below the corresponding RS485 display screens and are arranged in a tabular mode, after a user defines the RS485 interfaces, the RS485 definition screens display the directional interface definition names of the corresponding RS485 display screens.

The man-machine interface module 7 comprises a touch screen which is electrically connected with the control module and used for defining each I/O port of the tested system and consulting the test data stored in the data storage module.

The USB interface 8 is electrically connected with the control module and is used for a user to acquire the test data stored in the data storage module.

The power switch 9 is electrically connected with the control module and used for controlling the switch of the whole tester.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a be applied to logic function test system's tester, includes control module, input/output module and test panel, input/output module includes digital output module and digital input module that are connected with the control module electricity respectively, and the test panel includes DO display module (1) and DI control module (2), its characterized in that: the test panel also comprises a touch screen (7), the DO display module (1) comprises a plurality of indicating lamps and a DO port LCD screen which are in one-to-one correspondence in position, the DI control module (2) comprises a plurality of switches and a DI port LCD screen which are in one-to-one correspondence in position, and each indicating lamp, each switch, each DO port LCD screen and each DI port LCD screen are respectively and electrically connected with the control module.

2. The tester applied to the logic function testing system according to claim 1, wherein: the test panel further comprises an AI control module (3) and an AO display module (4), the input and output module further comprises an analog input module and an analog output module which are electrically connected with the control module respectively, the AI control module (3) comprises a plurality of potentiometers and AI port LCD screens which are in one-to-one correspondence in position, the AO display module (4) comprises a plurality of AO port display screens and AO port definition screens which are in one-to-one correspondence in position, and each potentiometer, AI port LCD screen, AO port display screen and AO port definition screen are electrically connected with the control module respectively.

3. The tester applied to the logic function testing system according to claim 1, wherein: the test panel further comprises a PWM display module (5), the analog input module comprises a pulse detection circuit electrically connected with the control module, the PWM display module (5) comprises a plurality of PWM display screens and PWM definition screens which are in one-to-one correspondence in position, and each PWM display screen and each PWM definition screen are respectively electrically connected with the control module.

4. The tester applied to the logic function testing system according to claim 3, wherein: the test panel still includes RS485 module (6), RS485 module (6) are including a plurality of RS485 display screens and the RS485 definition screen of one-to-one on the position, and each RS485 display screen and RS485 definition screen are connected with the control module electricity respectively.

5. The tester applied to the logic function testing system according to claim 1, wherein: the device also comprises a data storage module which is electrically connected with the control module.

6. The tester applied to the logic function testing system according to claim 5, wherein: the test panel also comprises a USB interface (8), and the USB interface (8) is electrically connected with the control module or the data storage module.

7. The tester applied to the logic function testing system according to claim 1, wherein: the test panel also comprises a power switch (9), and the power switch (9) is electrically connected with the control module.

8. The tester applied to the logic function testing system according to any one of claims 1 to 4, wherein: the correspondence is specifically up and down arranged.