CN219641826U - Pulse detection equipment suitable for satellite test - Google Patents
Pulse detection equipment suitable for satellite test Download PDFInfo
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- CN219641826U CN219641826U CN202223485992.0U CN202223485992U CN219641826U CN 219641826 U CN219641826 U CN 219641826U CN 202223485992 U CN202223485992 U CN 202223485992U CN 219641826 U CN219641826 U CN 219641826U
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- pulse detection
- detection board
- control unit
- board card
- pulse
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- 238000001514 detection method Methods 0.000 title claims abstract description 62
- 238000012360 testing method Methods 0.000 title claims abstract description 17
- 230000003750 conditioning effect Effects 0.000 claims abstract description 16
- 238000013461 design Methods 0.000 abstract description 7
- 238000004891 communication Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model provides pulse detection equipment suitable for satellite testing, which comprises an industrial control machine case, a main controller and a pulse detection board card, wherein: the main controller and the pulse detection board card are arranged in the industrial control cabinet; the pulse detection board cards are provided with a plurality of blocks, and the plurality of pulse detection board cards are connected with the main controller through the back plate of the industrial control computer case; the pulse detection board card comprises a control unit, a conditioning circuit and a bus bridging module, wherein the control unit is electrically connected with the conditioning circuit and the bus bridging module. The pulse detection board card adopts a multi-channel design, and the same functional circuits adopt the same layout, so that the pulse detection board card has good channel consistency and increases the reliability of hardware design. The embedded software adopts a module multiplexing design mode, so that the coupling degree between modules is reduced, and the reliability of software design is improved. The pulse detection board card adopts the mode of communication of the back plate of the industrial personal computer, can configure the number of the board cards according to the test requirement, and has stronger system expansion capability.
Description
Technical Field
The utility model relates to the field of satellite testing, in particular to pulse detection equipment suitable for satellite testing.
Background
Pulse signal detection is an important detection object in a detection system, and the traditional pulse signal detection equipment has the defects of insufficient system expansion capability, poor channel consistency and poor hardware design reliability.
The utility model patent document CN206658192U discloses a latch circuit for detecting multipath pulse signals, comprising: the single chip microcomputer is electrically connected with the optocoupler module and the CMOS circuit. The scheme has the defects of low signal transmission rate, less channels, serial acquisition mode among channels, poor architecture expandability and the like of the optocoupler.
Disclosure of Invention
In view of the drawbacks of the prior art, an object of the present utility model is to provide a pulse detection device suitable for satellite testing.
The utility model provides pulse detection equipment suitable for satellite testing, which comprises an industrial control machine case, a main controller and a pulse detection board card, wherein:
the main controller and the pulse detection board card are arranged in the industrial control cabinet;
the pulse detection board cards are provided with a plurality of blocks, and the plurality of pulse detection board cards are connected with the main controller through the back plate of the industrial control computer case;
the pulse detection board card comprises a control unit, a conditioning circuit and a bus bridging module, wherein the control unit is electrically connected with the conditioning circuit and the bus bridging module.
Preferably, the industrial personal computer backboard adopts a PXI bus architecture.
Preferably, the pulse detection board card further comprises a back board connector, and the back board connector is connected to the back board of the industrial personal computer.
Preferably, the control unit employs an FPGA controller.
Preferably, the bus bridge module adopts a PCI bridge chip.
Preferably, the pulse detection board card further comprises an input interface, and the input interface is connected with an input end of the conditioning circuit.
Preferably, the pulse detection board further comprises a power module, and the power module supplies power to the processing circuit, the control unit and the bus bridge module.
Preferably, the logic in the control unit includes multiple sets of multiplexing modules, each set of multiplexing modules corresponding to an input channel.
Compared with the prior art, the utility model has the following beneficial effects:
1. the pulse detection board card adopts a multi-channel design, and the same functional circuits adopt the same layout, so that the pulse detection board card has good channel consistency and increases the reliability of hardware design.
2. The embedded software adopts a design mode of module multiplexing, reduces the coupling degree between modules and increases the reliability of software design.
3. The pulse detection board card adopts the mode of communication of the back board of the industrial personal computer, can configure the number of the board cards according to the test requirement, and has stronger system expansion capability.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a schematic diagram of a pulse detection apparatus.
FIG. 2 is a schematic diagram of a pulse detection card.
FIG. 3 is a schematic diagram of a pulse detection board.
Fig. 4 is a schematic distribution diagram of a pulse detection board card module.
FIG. 5 is a flowchart for determining statistical pulse characteristics.
The figure shows:
1-industrial control cabinet
2-Master controller
3-pulse detection board card
301 control unit
302-power module
303-bus bridge module
304-back board connector
305-conditioning circuit
306-input interface
Detailed Description
The present utility model will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present utility model.
As shown in fig. 1 to 5, the pulse detection device suitable for satellite testing according to the present utility model includes an industrial control chassis, a main controller, and a pulse detection board card, wherein: the main controller and the pulse detection board card are arranged in the industrial control cabinet; the pulse detection board cards are provided with a plurality of blocks, and the plurality of pulse detection board cards are connected with the main controller through the back plate of the industrial control computer case; the pulse detection board card comprises a control unit, a conditioning circuit and a bus bridging module, wherein the control unit is electrically connected with the conditioning circuit and the bus bridging module. The back plate of the industrial personal computer adopts a PXI bus architecture. The pulse detection board card also comprises a back board connector, and the back board connector is connected to the back board of the industrial personal computer. The control unit adopts an FPGA controller. The bus bridging module adopts a PCI bridging chip. The pulse detection board card also comprises an input interface, and the input interface is connected with the input end of the conditioning circuit. The pulse detection board card further comprises a power module, and the power module supplies power to the processing circuit, the control unit and the bus bridging module. The logic in the control unit comprises a plurality of groups of multiplexing modules, and each group of multiplexing modules corresponds to one input channel.
In further detail, in fig. 1, the main controller and the pulse detection boards are installed in the industrial control cabinet, the main controller is connected with the pulse detection boards through the industrial control computer backboard, the industrial control computer backboard adopts a PXI bus architecture, the number of the pulse detection boards can be configured according to actual needs, and the system expansion capability is high.
As shown in fig. 2, the pulse detection board card comprises a control unit, a power module, a bus bridge module, a back board connector, a conditioning circuit and an input interface, wherein the power module supplies power to the control unit, the bus bridge module and the conditioning circuit, and the input interface is connected with the input end of the conditioning circuit; the backboard connector is used for connecting with the backboard of the industrial personal computer.
The conditioning circuit comprises level setting and level conversion, wherein the level setting comprises a pull-up resistor Ru and a pull-down resistor Rd, one end of the resistor Ru is connected with Vcc, the other end of the resistor Ru is connected with one end of the resistor Rd, and the other end of the resistor Rd is grounded. The access control unit is used for detecting and setting the initial level state of the input interface and completing level adaptation after level conversion.
The control unit acquires the state change of the digital level at the input interface, counts the pulse state, the width and the number of the digital level and stores the counted pulse state, the width and the number of the digital level. The control unit adopts an FPGA, ARM or DSP controller, and the FPGA controller is selected in the scheme.
The bus bridging module completes the data communication function of the local control unit and the upper computer. The bus bridging module adopts a PCI bridging chip.
The control unit acquires the digital level state at the input interface, counts the pulse state, the width and the number of the digital level, and stores the counted pulse state, the width and the number of the digital level. Further, as shown in fig. 5, the control unit reads the initial state of the digital level at the input interface, determines the type of the edge of the initial statistics according to the initial state of the digital level, and enters the pulse detection state after detecting the initial edge change to count the state, width and number of the pulses. The control unit frames the counted pulse states, widths and numbers according to a self-defined format and caches the frames in a storage unit in the control unit. And establishing a communication link between the control unit and upper computer software running on the main controller through the bus communication module, and uploading data in the control unit to the upper computer. The utility model reduces the coupling degree between the modules and increases the reliability of software design by setting the multiplexing mode of the embedded software modules of the control unit.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the utility model. The embodiments of the utility model and the features of the embodiments may be combined with each other arbitrarily without conflict.
Claims (8)
1. Pulse check out test set suitable for satellite test, its characterized in that includes industrial computer case, main control unit and pulse check out test set, wherein:
the main controller and the pulse detection board card are arranged in the industrial control cabinet;
the pulse detection board cards are provided with a plurality of blocks, and the plurality of pulse detection board cards are connected with the main controller through the back plate of the industrial control computer case;
the pulse detection board card comprises a control unit, a conditioning circuit and a bus bridging module, wherein the control unit is electrically connected with the conditioning circuit and the bus bridging module.
2. The pulse detection apparatus for satellite testing according to claim 1, wherein the industrial control chassis backplane employs a PXI bus architecture.
3. The pulse detection apparatus of claim 1, wherein the pulse detection board further comprises a backplane connector, the backplane connector being coupled to the industrial control chassis backplane.
4. The pulse detection apparatus for satellite testing according to claim 1, wherein the control unit employs an FPGA controller.
5. The pulse detection apparatus for satellite testing according to claim 1, wherein the bus bridge module employs a PCI bridge chip.
6. The pulse detection apparatus of claim 1, wherein the pulse detection board further comprises an input interface, the input interface being coupled to an input of the conditioning circuit.
7. The pulse detection apparatus of claim 1, wherein the pulse detection board further comprises a power module that powers the conditioning circuit, the control unit, and the bus bridge module.
8. The pulse detection apparatus for satellite testing according to claim 1, wherein the logic within the control unit comprises a plurality of sets of multiplexing modules, each set of multiplexing modules corresponding to an input channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223485992.0U CN219641826U (en) | 2022-12-26 | 2022-12-26 | Pulse detection equipment suitable for satellite test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223485992.0U CN219641826U (en) | 2022-12-26 | 2022-12-26 | Pulse detection equipment suitable for satellite test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219641826U true CN219641826U (en) | 2023-09-05 |
Family
ID=87814508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223485992.0U Active CN219641826U (en) | 2022-12-26 | 2022-12-26 | Pulse detection equipment suitable for satellite test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219641826U (en) |
-
2022
- 2022-12-26 CN CN202223485992.0U patent/CN219641826U/en active Active
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