CN111239459A - Oscilloscope and display method thereof - Google Patents
Oscilloscope and display method thereof Download PDFInfo
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- CN111239459A CN111239459A CN202010066752.3A CN202010066752A CN111239459A CN 111239459 A CN111239459 A CN 111239459A CN 202010066752 A CN202010066752 A CN 202010066752A CN 111239459 A CN111239459 A CN 111239459A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
Abstract
The invention provides an oscilloscope and a display method thereof, wherein the oscilloscope comprises a display, an input unit and an interface unit; the interface unit is connected with the driver to be tested, and the running state of the driver to be tested is obtained through the interface unit; the input unit is used for inputting parameter information corresponding to the driver to be tested, the display is used for displaying the data waveform corresponding to the running state of the driver to be tested according to the parameter information, and the input unit can input the parameter information corresponding to the driver to be tested, so that more variable data waveform display can be realized, the display range of the oscilloscope is widened, the application scene of the oscilloscope is further widened, and the monitoring of the driver is more perfect.
Description
Technical Field
The invention relates to the field of but not limited to electrical equipment, in particular to but not limited to an oscilloscope and a display method thereof.
Background
The operation state of the driver can be monitored by an oscilloscope generally, and at present, many methods select data waveforms with predefined and limited variables in several channels of the oscilloscope to display, but the preset variables cannot meet the requirements in all scenes, because the data waveforms of other variables are required to be known many times, the existing oscilloscope display means cannot meet the requirements, so that the application range of the oscilloscope is limited, and the monitoring on the driver is not perfect.
Disclosure of Invention
The embodiment of the invention provides an oscilloscope and a display method thereof, and mainly solves the technical problems that: in the related technology, the oscilloscope has the problems of single monitoring means, limited data waveform displayed by the oscilloscope and poor experience.
In order to solve the above technical problem, an embodiment of the present invention provides an oscilloscope, where the oscilloscope includes a display, an input unit, and an interface unit; the interface unit is connected with a driver to be tested, and the running state of the driver to be tested is acquired through the interface unit; the input unit is used for inputting parameter information corresponding to the driver to be tested, and the display is used for displaying a data waveform corresponding to the running state of the driver to be tested according to the parameter information.
Optionally, the parameter information includes a RAM address and a RAM address length; the display is used for displaying the data waveform corresponding to the running state of the driver to be tested according to the parameter information, and the data waveform comprises:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
the display is used for displaying the data waveform corresponding to the target variable.
Optionally, the method further includes displaying feedback information, where the displaying feedback information includes: and when the RAM address information is input through the input unit, displaying the RAM address range corresponding to the driver to be tested.
Optionally, the displaying the feedback information further includes: and when the RAM address information input by the input unit exceeds the address range corresponding to the driver to be tested, displaying alarm information on the display.
Optionally, the display is further configured to display, through at least one custom channel input by the input unit, display feedback information corresponding to the custom channel.
Optionally, the parameter information further includes variable information pre-stored according to the RAM address and the RAM address length;
the input unit is used for inputting parameter information corresponding to the driver to be tested and comprises: the input unit selects required variable information from the variable information stored in advance.
The embodiment of the invention also provides an oscilloscope display method, which is applied to the oscilloscope, wherein the oscilloscope comprises a display, an input unit and an interface unit; the oscilloscope display method comprises the following steps:
inputting parameter information corresponding to the driver to be tested through the input unit;
acquiring the running state of the driver to be tested through the interface unit;
and displaying the data waveform corresponding to the running state of the driver to be tested through the display according to the parameter information.
Optionally, the parameter information includes a RAM address and a RAM address length; the displaying, by the display according to the parameter information, a data waveform corresponding to the operating state of the driver to be tested includes:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
and displaying the data waveform corresponding to the target variable through the display.
Optionally, the displaying the feedback information includes: and when the RAM address is input through the input unit, displaying the address range corresponding to the driver to be tested.
Optionally, the display is further configured to display, through at least one custom channel input by the input unit, display feedback information corresponding to the custom channel.
The embodiment of the invention has the beneficial effects that:
the oscilloscope and the display method thereof provided by the invention are composed of a display, an input unit and an interface unit, wherein the input unit can at least input the parameter information corresponding to the driver to be tested, and the parameter information can reflect the corresponding oscilloscope display variable, thereby realizing the data waveform display of more variables, improving the display range of the oscilloscope, further improving the application scene of the oscilloscope and more perfecting the monitoring of the driver.
Drawings
FIG. 1 is a schematic diagram of an oscilloscope illustrating the components of various embodiments of the present invention;
FIG. 2 is a flow chart of an oscilloscope display method in various embodiments of the present invention;
FIG. 3 is a flowchart of an oscilloscope display method in various embodiments of the present invention;
FIG. 4 is a schematic diagram of an oscilloscope interface display in accordance with various embodiments of the present invention;
FIG. 5 is a schematic diagram of an oscilloscope interface display in accordance with various embodiments of the present invention;
FIG. 6 is a schematic diagram of an oscilloscope interface display in various embodiments of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, the oscilloscope includes a display 11, an input unit 12, and an interface unit 13; the interface unit 13 is connected with a driver to be tested, and the running state of the driver to be tested is acquired through the interface unit 13; the input unit 12 is configured to input parameter information corresponding to a driver to be tested, and the display 11 is configured to display a data waveform corresponding to an operating state of the driver to be tested according to the parameter information.
The oscilloscope is an electronic measuring instrument with wide application. It can convert the invisible electric signal into visible image, and is convenient for people to research the change process of various electric phenomena. The oscillograph can be used to observe the waveform curve of different signal amplitudes varying with time, and it can also be used to test different electric quantities, such as voltage, current, frequency, phase difference, amplitude modulation, etc.
The oscilloscopes are classified according to the signals, and may include an analog oscilloscope and a digital oscilloscope, where the analog oscilloscope uses an analog circuit (oscillograph tube, which is based on an electron gun) and an electron gun to emit electrons to a screen, and the emitted electrons are focused to form an electron beam and strike the screen. The inner surface of the screen is coated with phosphors so that the spot on which the electron beam hits emits light.
The digital oscilloscope is a high-performance oscilloscope manufactured by a series of technologies such as data acquisition, A/D conversion, software programming and the like. The digital oscilloscope works by converting a measured voltage into digital information through an analog converter (ADC). The digital oscilloscope captures a series of samples of the waveform and stores the samples until the accumulated samples can describe the waveform, and then the digital oscilloscope reconstructs the waveform. Digital oscilloscopes can be classified into Digital Storage Oscilloscopes (DSOs), digital fluorescence oscilloscopes (DPOs), and sampling oscilloscopes.
The oscilloscopes are classified according to different structures and performances, and can be classified into a common oscilloscope, a multi-purpose oscilloscope, a multi-line oscilloscope, a multi-trace oscilloscope, a sampling oscilloscope, a memory oscilloscope and the like.
The oscilloscope may include a display 11, an input unit 12, and an interface unit 13 according to the functional division of their corresponding modules. The display 11 is a component for displaying data waveforms, and the display content of the component can be directly viewed by an operator, so that the state of the driver to be tested is known; the input unit 12 is a component for inputting relevant preset information into the oscilloscope and controlling the oscilloscope to display desired content, wherein the input unit 12 may include a mouse, a keyboard, a touch screen, and the like. The interface unit 13 is a component connected with the driver, and the running state of the driver can be reflected to the oscilloscope through the connection between the interface unit 13 and the driver, so that the oscilloscope can display corresponding contents.
The relevant preset information input by the input unit 12 may specifically include parameter information in this embodiment. The parameter information directly corresponds to the driver, and the RAM address variable of the driver can be determined according to the parameter information. The parameter information may specifically include a RAM address, and a RAM address length; the display 11 is configured to display a data waveform corresponding to the operating state of the driver to be tested according to the parameter information, and may include:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
the display 11 is used for displaying the data waveform corresponding to the target variable. Therefore, a scheme of displaying a customized data waveform can be realized, and the scheme is not the scheme of selecting the data waveform of a preset variable only in the prior art.
In some embodiments, the display 11 may also be configured to display feedback information corresponding to the parameter information input through the input unit 12. The display 11 may display feedback information corresponding to an input in addition to the waveform to display feedback for the content input through the input unit 12. The feedback types here can be various, for example:
in some embodiments, displaying the feedback information may include: the parameter information input through the input unit 12 is displayed in real time at a corresponding position on the display 11. The display of the feedback information means that the parameter information is input through the input unit 12 and the input content is directly displayed on the display 11, and the display is real-time, so that the operator can directly check the input information and directly modify the input information once the input information is wrong or overlooked.
In some embodiments, displaying the feedback information may further include: when the RAM address information is input through the input unit 12, the address range corresponding to the driver to be tested is displayed. The display feedback information can display the input content in real time, and can also display the range information of the RAM address input during the input. The range information here is a reference to the input unit 12, and should be input within this range at the time of input. The range information can specify a minimum RAM address and a maximum RAM address corresponding to the driver, and can also specify a range of RAM address lengths; for example, the range information composed of the minimum RAM address and the maximum RAM address corresponding to the drive may be 0x1FFEE000 to 0x20020000, and the RAM address length may be 2 or 4.
In some embodiments, displaying the feedback information may further include: when the RAM address information input by the input unit 12 exceeds the address range corresponding to the driver to be tested, alarm information is displayed on the display 11. The alarm message may directly prompt the entered out-of-range, and then the entered RAM address information may be automatically set to other information within the range, such as directly switching to the minimum RAM address.
In some embodiments, the display 11 may be further configured to display the display feedback information corresponding to at least one custom channel input through the input unit 12. An oscilloscope may have multiple channels that are selected to display corresponding content.
In some embodiments, the parameter information may further include variable information pre-saved according to the RAM address and the RAM address length;
the input unit 12 is used for inputting parameter information corresponding to the driver under test, and may include: the input unit 12 selects necessary variable information from the variable information stored in advance. In the embodiment, the parameter information can be input by a technician, and a specific parameter combination can be directly stored in the oscilloscope as variable information, so that when the oscilloscope is used, the required variable information can be directly selected from the stored variable information, the trouble of inputting again is avoided, and the working efficiency of the oscilloscope is improved.
The embodiment provides an oscilloscope, which comprises a display 11, an input unit 12 and an interface unit 13; the interface unit 13 is connected with a driver to be tested, and the running state of the driver to be tested is acquired through the interface unit 13; the input unit 12 is used for inputting parameter information corresponding to the driver to be tested, the display 11 is used for displaying a data waveform corresponding to the running state of the driver to be tested according to the parameter information, and the input unit 12 can input the parameter information corresponding to the driver to be tested, so that data waveform display of more variables can be realized, the display range of the oscilloscope is improved, the application scene of the oscilloscope is further improved, and the monitoring of the driver is more perfect.
Example two
Referring to fig. 2, the oscilloscope applied in the above embodiment includes a display 11, an input unit 12, and an interface unit 13; the oscilloscope display method comprises the following steps:
inputting parameter information corresponding to a driver to be tested through the input unit 12;
acquiring the running state of the driver to be tested through the interface unit 13;
and displaying the data waveform corresponding to the running state of the driver to be tested through the display 11 according to the parameter information.
The oscilloscope may include a display 11, an input unit 12, and an interface unit 13 according to the functional division of their corresponding modules. The display 11 is a component for displaying data waveforms, and the display content of the component can be directly viewed by an operator, so that the state of the driver to be tested is known; the input unit 12 is a component for inputting relevant preset information into the oscilloscope and controlling the oscilloscope to display desired content, wherein the input unit 12 may include a mouse, a keyboard, a touch screen, and the like. The interface unit 13 is a component connected with the driver, and the running state of the driver can be reflected to the oscilloscope through the connection between the interface unit 13 and the driver, so that the oscilloscope can display corresponding contents.
The relevant preset information input by the input unit 12 may specifically include parameter information in this embodiment. The parameter information directly corresponds to the driver, and the RAM address variable of the driver can be determined according to the parameter information. The parameter information may specifically include a RAM address, and a RAM address length; displaying, by the display 11, the data waveform corresponding to the operating state of the driver under test according to the parameter information may include:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
the data waveform corresponding to the target variable is displayed on the display 11. Therefore, a scheme of displaying a customized data waveform can be realized, and the scheme is not the scheme of selecting the data waveform of a preset variable only in the prior art.
In some embodiments, the display 11 may also be configured to display feedback information corresponding to the parameter information input through the input unit 12. The display 11 may display feedback information corresponding to an input in addition to the waveform to display feedback for the content input through the input unit 12. The feedback types here can be various, for example:
in some embodiments, displaying the feedback information may include: the parameter information input through the input unit 12 is displayed in real time at a corresponding position on the display 11. The display of the feedback information means that the parameter information is input through the input unit 12 and the input content is directly displayed on the display 11, and the display is real-time, so that the operator can directly check the input information and directly modify the input information once the input information is wrong or overlooked.
In some embodiments, displaying the feedback information may further include: when the RAM address information is input through the input unit 12, the address range corresponding to the driver to be tested is displayed. The display feedback information can display the input content in real time, and can also display the range information of the RAM address information input during the input. The range information here is a reference to the input unit 12, and should be input within this range at the time of input. The range information can specify a minimum RAM address and a maximum RAM address corresponding to the driver, and can also specify a range of RAM address lengths; for example, the range information composed of the minimum RAM address and the maximum RAM address corresponding to the drive may be 0x1FFEE000 to 0x20020000, and the RAM address length may be 2 or 4.
In some embodiments, displaying the feedback information may further include: when the RAM address information input by the input unit 12 exceeds the address range corresponding to the driver to be tested, alarm information is displayed on the display 11. The alarm message may directly prompt the entered out-of-range, and then the entered RAM address information may be automatically set to other information within the range, such as directly switching to the minimum RAM address.
In some embodiments, the display 11 may be further configured to display the display feedback information corresponding to at least one custom channel input through the input unit 12. An oscilloscope may have multiple channels that are selected to display corresponding content.
In some embodiments, the parameter information may further include variable information pre-saved according to the RAM address and the RAM address length;
the inputting of the parameter information corresponding to the driver under test through the input unit 12 may include: the required variable information is selected from the variable information held in advance by the input unit 12. In the embodiment, the parameter information can be input by a technician, and a specific parameter combination can be directly stored in the oscilloscope as variable information, so that when the oscilloscope is used, the required variable information can be directly selected from the stored variable information, the trouble of inputting again is avoided, and the working efficiency of the oscilloscope is improved.
EXAMPLE III
The present embodiment provides an oscilloscope display method, please refer to fig. 3, which is applied to the oscilloscope in the above embodiments, and the oscilloscope includes a display, an input unit and an interface unit; the oscilloscope upper computer software monitors data waveform of a driver, selects corresponding variables from a drop-down list through 4 channels (CH1/2/3/4), and clicks acquisition to monitor real-time waveform of the variables, wherein the oscilloscope display method comprises the following steps:
s301 and CH1 drop-down lists select '500 channel 1 self-defining', then send CH1 address 0x500 to driver, inform driver CH1 need collect RAM address variable waveform; wherein, the default RAM address of the driver can be the minimum RAM address supported by the driver;
s302, reading the minimum RAM address and the maximum RAM address supported by the drive and the default RAM address length, and popping up an "address (Hex)" "length" option box on the interface for the operator to fill in or select the RAM address and length to be monitored, please refer to fig. 4;
s303, when filling in the RAM address, when the mouse is placed in an address filling area, prompting a user of the range of the RAM address of the driver, if the filling address exceeds the range, popping up a prompt dialog box of 'out of range', if the click is determined at the moment, automatically rebounding the filled address to the minimum address value, and please refer to FIG. 5; when the length of the RAM address is selected, the drop-down list has 2 bytes and 4 bytes for selection, please refer to fig. 6;
s304, after the RAM address and the RAM length are filled, clicking to sample, sending the RAM address and the RAM length to the driver, and returning correct information after the driver receives the information, so that the driver can formally start to read the data in the RAM address, and form a data waveform to be displayed on an interface.
It is to be understood that technical features in the respective embodiments of the present invention may be combined and used in one embodiment without conflict. Each example is merely a specific embodiment of the invention.
The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. An oscilloscope, the oscilloscope comprises a display, an input unit and an interface unit; the interface unit is connected with a driver to be tested, and the running state of the driver to be tested is acquired through the interface unit; the input unit is used for inputting parameter information corresponding to the driver to be tested, and the display is used for displaying a data waveform corresponding to the running state of the driver to be tested according to the parameter information.
2. The oscilloscope of claim 1, wherein the parameter information comprises a RAM address and a RAM address length; the display is used for displaying the data waveform corresponding to the running state of the driver to be tested according to the parameter information, and the data waveform comprises:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
the display is used for displaying the data waveform corresponding to the target variable.
3. The oscilloscope of claim 2, further comprising display feedback information, said display feedback information comprising: and when the RAM address information is input through the input unit, displaying the RAM address range corresponding to the driver to be tested.
4. The oscilloscope of claim 3, wherein said displaying feedback information further comprises: and when the RAM address information input by the input unit exceeds the address range corresponding to the driver to be tested, displaying alarm information on the display.
5. The oscilloscope of any one of claims 1 to 4, wherein the display is further configured to display the display feedback information corresponding to at least one custom channel input by the input unit.
6. The oscilloscope of any one of claims 1 to 4, wherein the parameter information further comprises variable information pre-saved according to a RAM address and a RAM address length;
the input unit is used for inputting parameter information corresponding to the driver to be tested and comprises: the input unit selects required variable information from the variable information stored in advance.
7. The oscilloscope display method is characterized by being applied to an oscilloscope, wherein the oscilloscope comprises a display, an input unit and an interface unit; the oscilloscope display method comprises the following steps:
inputting parameter information corresponding to the driver to be tested through the input unit;
acquiring the running state of the driver to be tested through the interface unit;
and displaying the data waveform corresponding to the running state of the driver to be tested through the display according to the parameter information.
8. The oscilloscope display method according to claim 7, wherein said parameter information comprises a RAM address and a RAM address length; the displaying, by the display according to the parameter information, a data waveform corresponding to the operating state of the driver to be tested includes:
determining a target variable of a driver to be tested according to the RAM address and the RAM address length;
and displaying the data waveform corresponding to the target variable through the display.
9. The oscilloscope display method according to claim 8, wherein said displaying feedback information comprises: and when the RAM address is input through the input unit, displaying the address range corresponding to the driver to be tested.
10. The oscilloscope display method according to any one of claims 7 to 9, wherein said display is further configured to display the display feedback information corresponding to at least one custom channel input by said input unit.
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| CN101726644A (en) * | 2009-11-20 | 2010-06-09 | 电子科技大学 | Digital storage oscilloscope with functions of waveform fast location and zooming |
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