CN101349725A - Modularization scanning tools and method for detection thereof - Google Patents
Modularization scanning tools and method for detection thereof Download PDFInfo
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- CN101349725A CN101349725A CN 200710075893 CN200710075893A CN101349725A CN 101349725 A CN101349725 A CN 101349725A CN 200710075893 CN200710075893 CN 200710075893 CN 200710075893 A CN200710075893 A CN 200710075893A CN 101349725 A CN101349725 A CN 101349725A
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Abstract
The invention provides a modularization scanning tool, for assisting at least one measuring device to measure an object, which comprises at least one scanning test module comprising a plurality of scanning test channels and at least one measuring circuit for electrically connecting the output and input of an object; at least one storage unit for the temporary storage of the control information controlling the measuring parameters and conditions; at least one first detection unit for detecting the application stage of the scanning test modules and selecting a corresponding scanning test module and a suitable measuring circuit to test the object; and a data processing unit for accessing the control information in the storage unit to make the storage unit transmit control information to a corresponding scanning test module to generate a start signal transmitted to the storage unit via the first detection unit for following measurement.
Description
Technical field
The invention belongs to field of measuring technique, relate in particular to a kind of modularization scanning tools of extendible a plurality of test channel and the method that detects thereof.
Background technology
Along with the electronic correlation industry was constantly flourish in recent years, especially become popular consumption main flow with the 3C consumer products, yet these product needed are used a large amount of electronic components, for guaranteeing product quality, need utilize all kinds of measurement mechanisms to detect wherein electronic component up to specification or standard whether, as detect electric capacity, basic parts such as inductance and resistance, or the parts that combine by basic parts, comprise various coiling parts, communication and power-supply filter etc., and switch, connector, lead, metal material, dielectric material, magnetic material and semiconductor etc.Need detecting these electronic components when the physical characteristics of these measured objects is analyzed, other application scenario, as automated production check, input and output material check, product quality inspection or research and development analysis etc., also need these electronic components are detected.
Existing scanning tools (Scanner) only is made of simple relay (Relay) circuit, this relay is used to bear high voltage, electric current, to prevent that measurement mechanism is subjected to the electric current infringement when measuring determinand, so be permanently secured to mostly in this instrument casing, in case the number of determinand is too much, when surpassing the fixed qty of the test channel on this instrument, perhaps in case change into and measure other physical characteristics or electrical specification (as high voltage) but when this instrument existing relay circuit and inapplicable can't the change, existing scanning tools can't increase or change test channel, measurement quantity and kind are restricted, only cause and to measure a small amount of determinand simultaneously, or the electrical specification and the physical characteristics of only can arrange in pairs or groups particular measurement device or measurement particular test, measure other physical characteristics (as capacitance/resistance/electric capacity) of determinand if desired, also need to buy other supporting scanning tools and use, cause man-hour virtually, problems such as hardware cost raising.
In addition, existing scanning tools (Scanner) is in the process (measuring resistance again as measuring voltage earlier) of the various different physical characteristicss of continuous coverage, only can electrically connect a measurement mechanism (as only being measuring voltage) earlier and measure wherein physical characteristics, the measurement mechanism that can't electrically connect other type simultaneously continues and measures other physical characteristics, and, therefore be easy to generate the problem of artificial erroneous judgement because rely on manual type that measurement mechanism is provided with parameter and the conditioned disjunction scope thereof that desire is measured mostly; And existing measurement mechanism also can't active management as the data of measurement result, confirm while need to adjust measurement mechanism, till finding satisfactory data, so efficiency of measurement and precision are relatively poor by manual type.
Summary of the invention
The method that one of purpose of the present invention provides a kind of modularization scanning tools and detects, with each required in scanning tools relay board modularization, formation can plug or replaceable sweep test module increasing the quantity of its test channel, form modularization scanning tools with extendibility.
The method that another object of the present invention provides a kind of modularization scanning tools and detects, each modularization scanning tools can be according to the different electrical specifications or the physical characteristics of required measurement, and the many groups of collocation (electric connection) are simultaneously measured the measurement mechanism of different electrical specifications or physical characteristics.
The method that another object of the present invention provides a kind of modularization scanning tools and detects, when the quantity of determinand surpasses the quantity of test channel of a modularization scanning tools, can be by being connected in series many modularization scanning tools to measure the too much determinand of quantity simultaneously.
The method that a further object of the present invention provides a kind of modularization scanning tools and detects, described scanning tools has corresponding measuring management module, when one or more modularization scanning tools is arranged in pairs or groups (electric connection) many groups when measuring the measurement mechanism of different electrical specifications or physical characteristics simultaneously, this measuring management module can be arranged in the measurement of these multinomial different physical characteristicss in one measuring process, according to default measurement parameter and condition, active is measured in regular turn and is given the operator with measurement feedback.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of modularization scanning tools is used for auxiliary at least one measurement mechanism determinand is measured, and described modularization scanning tools comprises:
At least one sweep test module, each sweep test module is provided with a plurality of sweep test channels and at least one metering circuit, and end is gone in the output that is used to electrically connect this determinand;
At least one storage unit is used for the temporary control information that measurement parameter and condition are controlled;
At least one first detecting unit is used to detect the user mode of described sweep test module, and selects wherein corresponding sweep test module and determine suitable metering circuit with the test determinand; And
One data processing unit, be used in the described control information of described memory cell access, make described storage unit communicating control information give corresponding sweep test module, and be used for producing an enabling signal and be sent to described storage unit by described first detecting unit and measure preparing.
Described modularization scanning tools also comprises a front panel, forms an opening on it and can be used for installing described sweep test module.
Described front panel is provided with a plurality of scanning gang sockets, and each scanning gang socket has a connecting interface, can be electrically connected at described scanning for the sweep test module of correspondence with plugging and connect socket.
Described sweep test module specifically comprises a high voltage sweep test module and a low-voltage sweep test module, the metering circuit of described high voltage sweep test module comprises a plurality of high-voltage relays, and the metering circuit of described low-voltage sweep test module comprises a plurality of under-voltage replays.
Described modularization scanning tools also comprises at least one relay control module, described relay control module is provided with a plurality of high voltage pilot relays and a plurality of low-voltage pilot relay, described modularization scanning tools comprises that also one second detecting unit is used to electrically connect this relay control module, is used for optionally switching to the control pin of described high voltage pilot relay or low-voltage pilot relay.
Described modularization scanning tools also comprises at least one the 3rd detecting unit, wherein the test channel of each sweep test module electrically connects a plurality of the 3rd detecting units respectively, described the 3rd detecting unit is used for detecting the hot plug situation of described sweep test module, detects the user mode of described sweep test module.
Described modularization scanning tools also comprises a postnotum, and described postnotum is provided with a plurality of connectivity ports and at least one change-over switch.
The method that the present invention also provides a kind of modularization scanning tools to detect, described modularization scanning tools comprise an at least one pluggable sweep test module and a relay control module, and described method comprises following steps:
Utilize one first detecting unit to detect the user mode of sweep test module;
First control information that measurement parameter and condition are controlled is pre-stored in a storage unit;
Described control information is sent to the sweep test module of appointment and the control pin of a plurality of relays on the relay control module respectively, switches with the signal of finishing control pin on the described sweep test module;
Produce an enabling signal by a data processing unit, be sent to described first detecting unit;
When described first detecting unit receives described enabling signal, be sent to described storage unit through decoding; And
Described storage unit receives after the described enabling signal, time when described data processing unit begins a flash of counting relay, after having counted this instantaneous time, produce one and prepare signal and measure preparing by described first detecting unit passback computer.
Described each sweep test module comprises a plurality of scanning channels, and described scanning channel electrically connects the output/input end of a plurality of determinands.
Described modularization scanning tools electrically connects at least one measurement mechanism and a computer, is used for for the default control information that measurement parameter and condition are controlled of described computer, and described control information is transferred to described storage unit.
Described modularization scanning tools also comprises one second detecting unit and one the 3rd detecting unit, described second detecting unit and the 3rd detecting unit are respectively equipped with storage unit, after the described control information that prestores in the described storage unit, described second detecting unit and the 3rd detecting unit further are sent to the control pin of the relay of described sweep test module and relay control module with described control information, with the switching of pilot relay.
Described storage unit is used for access to the described control information that first is controlled measurement parameter and condition.
Described data processing unit comprises a flash cell and sram cell, and described flash cell is used to store the program of described data processing unit, and described sram cell is used for temporary pending data and signal.
The method that the present invention also provides a kind of modularization scanning tools to detect, described modularization scanning tools comprise an at least one pluggable sweep test module and a relay control module, and described method comprises following steps:
Utilize one first detecting unit to detect the user mode of sweep test module;
To be pre-stored in a storage unit to the control information that measurement parameter and condition are controlled; And
One data processing unit produces an enabling signal by described first detecting unit, make described storage unit that described control information is sent to the sweep test module of appointment and the control pin of a plurality of relays on the relay control module respectively, switch with the signal of finishing the control pin on the described sweep test module.
The present invention overcomes the deficiencies in the prior art, with each required in scanning tools relay board modularization, formation can plug or replaceable sweep test module increasing the quantity of its test channel, form modularization scanning tools with extendibility; Each modularization scanning tools can be according to the different electrical specifications or the physical characteristics of required measurement, and the many groups of collocation (electric connection) are simultaneously measured the measurement mechanism of different electrical specifications or physical characteristics; When the quantity of determinand surpasses the quantity of test channel of a modularization scanning tools, can be by being connected in series many modularization scanning tools to measure the too much determinand of quantity simultaneously; And, modularization scanning tools provided by the invention has corresponding measuring management module, when one or more modularization scanning tools is arranged in pairs or groups (electric connection) many groups when measuring the measurement mechanism of different electrical specifications or physical characteristics simultaneously, this measuring management module can be arranged in the measurement of these multinomial different physical characteristicss in one measuring process, according to default measurement parameter and condition, active is measured in regular turn and is given the operator with measurement feedback.
Description of drawings
Fig. 1 is the operation chart of modularization scanning tools provided by the invention;
Fig. 2 is the inside structure calcspar of the modularization scanning tools that provides of the embodiment of the invention one;
Fig. 3 is the inside structure calcspar of the modularization scanning tools that provides of the embodiment of the invention two;
Fig. 4 is the front-panel structure figure of sweep test module of the present invention;
Fig. 5 is the process flow diagram that sweep test module provided by the invention detects;
Fig. 6 is the postnotum structural drawing of sweep test module provided by the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1, operation chart for modularization scanning tools of the present invention, wherein this modularization scanning tools 100 electrically connects a determinand 110, a computer 120 and at least one measurement mechanism 130 (as LCR Meter etc.) respectively, carries out the measurement (as resistance, voltage and capacitance (LCR)) of physical characteristics with 130 pairs of these determinands 110 of aided measurement device.The modularization scanning tools 100 that the embodiment of the invention one is provided specifically comprises as Fig. 2, Fig. 4 and shown in Figure 6: front panel 400, postnotum 600, at least one pluggable sweep test module 200 and measuring management module 210.
Specifically, as shown in Figure 4, this front panel 400 has central opening 410, be used for ccontaining a plurality of sweep test module 200, and contiguous these central opening 410 parts are respectively equipped with a plurality of scanning gang sockets 245, and each scanning gang socket 245 has a connecting interface so that corresponding sweep test module 200 can plug or replaceable being electrically connected in this scanning gang socket 245, and has the detecting unit 220 of an output/input buffer (I/O Buffer) so that detect hot plug.Simultaneously, each sweep test module 200 has the fastener 440 that two correspondences can unload, and firmly is installed in front panel 400 with auxiliary this sweep test module 200.In addition, this sweep test module 200 specifically comprises metering circuit and 40 sweep test channels 420 of being made up of a plurality of relays, can be respectively the output/input end of more than one determinand be electrically connected to this metering circuit.This sweep test module 200 can further be divided into a kind of high voltage sweep test module and a kind of low-voltage sweep test module, wherein the metering circuit of this high voltage sweep test module comprises a plurality of high-voltage relays, and the metering circuit of this low-voltage sweep test module comprises a plurality of under-voltage replays.As for using that a kind of sweep test module then can decide according to the physical characteristics that needs to measure.
As Fig. 2 and shown in Figure 6, a plurality of connectivity ports 280 and communication interface 290 are arranged on this postnotum 600, be used for electrically connecting respectively with computer 120, at least one measurement mechanism 130 and other modularization scanning tools 100 of plural platform, wherein communication interface 290 is used for and computer 120 communications, it comprises as USB (universal serial bus) (USB) 602, general purpose interface bus (GPIB) 604 and RS-232 606, and a plurality of thin coaxial cable bnc interface 608 is used to connect measurement mechanism 1 30 and D-Sub interface 610 is used to be connected in series another modularization scanning tools 100.
Therefore, the expansion of this modularization scanning tools 100 can be divided into test channel expansion and measurement mechanism expansion.In the expansion of test channel, this modularization scanning tools 100 can be inserted eight block scan test modules 200 at most, and each block scan test module 200 as shown in Figure 4, have 40 sweep test channels 420, so 320 sweep test channels 420 can be provided at most on each modularization scanning tools 100, therefore can arrange to comprise measuring process, carry out the measurement of 160 groups of determinands in regular turn at different physical characteristicss.If with other modularization scanning tools 100 of the plural platform of D-SUB interface 610 serial connections, at most also can be connected in series nine modularization scanning tools 100 simultaneously, can carry out the measurement of 1,600 groups of determinands in regular turn.
This postnotum 600 also comprises first change-over switch 612, is used to set the address when being connected with measurement mechanism, when expanding when connecting many measurement mechanisms, needs to set in advance the address of this modularization scanning tools 100 and these many measurement mechanisms.And three connectivity ports in a plurality of connectivity ports 280 of this modularization scanning tools 100 electrically connect the high voltage measuring device, four connectivity ports wherein electrically connect the low-voltage measurement mechanism, electrically connecting this modularized scanning testing tool 100, and measure scanning according to the electrical specification and the physical characteristics of determinand.
This postnotum 600 comprises that also second change-over switch 614 is used to set the address when another modularization scanning tools is connected, so that the serial connection of many series of modular scanning tools, therefore, when test channel expands, need to set in advance the address of this other modularization scanning tools 100 of plural number platform.
As shown in Figure 2, measuring management module 210 specifically comprises detecting unit 220, relay control module 270, storage unit 240, data processing unit 260, a plurality of connectivity port 280 and communication interface 290.
When the scanning gang socket 245 of arbitrary sweep test module 200 by correspondence is electrically connected to detecting unit 220 with storage unit 240, comprise the CPLD (CPLD) that is electrically connected to this scanning gang socket 245 because of this detecting unit 220, can detect the user mode of aforementioned each sweep test module 200 immediately, hardware number (Frame Number) as the sweep test module 200 of pegging graft, during how many modules just are being used, and belong to that type etc. in the high/low voltage module, and with the user mode of detected each sweep test module 200, transfer to computer 120 by data processing unit 260, handle by computer 120.
When this computer 120 is passed an enabling signal back via this data processing unit 260, notify detecting unit 220 can begin to carry out the preposition action of measurement.Detecting unit 220 can begin to carry out the access of above-mentioned control information between the output/input buffer of aforementioned storage unit 240 and scanning gang socket 245, make control information be stored to this output/input buffer from storage unit 240 earlier, be transferred to relay control module 270 and each relevant sweep test module 200 again, optionally to electrically connect the high-voltage relay on this sweep test module 200 or the control pin position of under-voltage replay, switch with the signal of controlling its relay.
At this moment, because system is provided with a plurality of high voltage pilot relays and a plurality of low-voltage pilot relay in this relay control module 270, and electrically connect this detecting unit 220, so when this detecting unit 220 receives this enabling signal, also can be according to detected sweep test module 200 kinds (high/low voltage), optionally switch this high voltage pilot relay on this relay control module 270 or the control pin position of low-voltage pilot relay.
Fig. 3, Fig. 4 and Fig. 6 are the modularization scanning tools 300 that the embodiment of the invention two is provided, and comprise a front panel 400, a postnotum 600, at least one pluggable sweep test module 305 and a measuring management module 310.
As shown in Figure 3, this measuring management module 310 specifically comprises first detecting unit 315, second detecting unit 320, a plurality of the 3rd detecting unit 330, relay control module 370, data processing unit 360, a plurality of connectivity port 380 and communication interface 390, this measuring management module 310 also comprises at least one change-over switch (as noted earlier, no longer being given unnecessary details at this).Wherein this sweep test module 305 electrically connects first detecting unit 315 and the 3rd detecting unit 330 by scanning gang socket 350, and this first detecting unit 315 electrically connects second detecting unit 320, the 3rd detecting unit 330 and data processing unit 360, wherein first detecting unit 315, second detecting unit 320 and the 3rd detecting unit 330 inside all are provided with storage unit 340, and this storage unit 340 is used to electrically connect this each sweep test module 305 and relay control module 370.This data processing unit 360 is used to control first detecting unit 315, carry out data access with storage unit 340 to this second detecting unit 320 and the 3rd detecting unit 330, connectivity port 380 wherein and communication interface 390 are no longer given unnecessary details at this as noted earlier.
The modularization scanning tools 300 that present embodiment provided is used for the physical characteristics that auxiliary at least one measurement mechanism is measured determinand.Sweep test module 305 is provided with a plurality of sweep test channels 420 and a plurality of high voltage or under-voltage replay, and by sweeping gang socket 350 electric connections first detecting unit 315, the control pin position of wherein a plurality of high voltages or under-voltage replay electrically connects storage unit 340.Therefore, this first detecting unit 315 can detect the user mode of its corresponding sweep test module 305 by scanning gang socket 350 and the 3rd detecting unit 330, and this user mode comprises the hot pluggable condition in the use.
This storage unit 340 has first buffer zone and second buffer zone, is used for the temporary control information that measurement parameter and condition data are controlled that comes from this data processing unit.After storage unit 340 stores this control information, return preparatory signal to the first detecting unit 315, to notify first detecting unit, 315 relevant controlling information to be stored in first buffer zone in each storage unit 340, make this first detecting unit 315 transmit one and finish signal to this data processing unit 360.
This data processing unit 360 is a kind of digital signal processor (DSP), it comprises a flash cell 365 and a static random access memory (sram) cell 368, wherein this flash cell 365 stores the software of this digital signal processor, this static random access memory (sram) cell 3680 is temporary pending data and information, this data processing unit 360 is according to the signal of finishing of these first detecting unit, 315 transmission, produce an enable signal and be sent to this first detecting unit 315, with the preposition action of notifying first detecting unit 315 to measure, give storage unit 340 by this first detecting unit, 315 passbacks, one enabling signal, the control information of first buffer zone is sent to second buffer zone in the storage unit 340 at this moment, first detecting unit 315 produces a busy signal in order to remove the control information in first buffer zone simultaneously, make the control information of second buffer zone be transferred to sweep test module 305 and relay control module 370 simultaneously, and then determine wherein suitable metering circuit to test this determinand.
Because of this relay control module 370 has a plurality of high and low Control of Voltage relays, the control information that can pass back via second detecting unit 320 according to first detecting unit 315, optionally switch a plurality of high and low Control of Voltage relays the control pin position electrically.
In addition, the present invention also provides embodiment three, its main formation is similar to previous embodiment two, unique difference is only have a buffer zone in the storage element 340 among the embodiment three, but not has first buffer zone and second buffer zone as the storage unit 340 of embodiment two.
As being illustrated with Fig. 3 equally, the storage element 340 of embodiment three is used for the temporary control information that measurement parameter and condition are controlled that comes from that this data processing unit 360 directly transmits, and wherein this storage unit 340 is electrically connected at the output/input pin of this data processing unit 360, this first detecting unit 315, this second detecting unit 320 and the 3rd detecting unit 330.When storage unit 340 stores this control information, after notifying this data processing unit 360 to handle, further the control information in the storage unit 340 is sent to the relay of this relay control module 370 by second detecting unit 320 and the 3rd detecting unit 330, switched with the signal of finishing relevant relay with corresponding sweep test module 305.Then, produce an enabling signal, decipher and be stored in this storage unit 340 through first detecting unit 315 by this data processing unit 360.In case this storage unit 340 is received enabling signal, this data processing unit 360 picks up counting, and behind the instantaneous time of about 3ms, sends one and prepares signal to computing machine, and this data processing unit can notify measurement mechanism to begin to measure 360 this moments.
This data processing unit 360 is a kind of digital signal processor (DSP), it comprises a flash cell 365 and a static random access memory (sram) cell 368, wherein this flash cell 365 stores the software of this digital signal processor, this sram cell 368 is used for keeping in pending data and information, the program of this data processing unit 360 detects this storage unit 340 to store this control information, this data processing unit 360 carries out data processing and produces an enabling signal being sent to this first detecting unit 315, deciphers and be stored to storage unit 340 through first detecting unit 315.Equally, this relay control module 370 has a plurality of high and low Control of Voltage relays, can be according to the control information of this data processing unit 360, optionally switch a plurality of high and low Control of Voltage relays control pin electrically.
The flow process of method provided by the present invention is that example is illustrated with previous embodiment three described modularization scanning tools wherein as shown in Figure 5, and this modularization scanning tools electrically connects a computer and at least one measurement mechanism respectively, and the method includes the steps of:
When step S500, the power supply of opening module scanning tools, this first detecting unit transmits a clear signal, to remove the control information in the storage unit;
Step S510, first detecting unit predict the user mode of sweep test module and pass computer back through data processing unit;
Step S515, computer import first control information that measurement parameter and condition are controlled;
Step S520, this data processing unit produce a position signalling and select respective modules scanning tools and sweep test module by this first detecting unit;
Step S525, this data processing unit communicating control information to the second and three detecting units also are stored in each storage unit respectively;
Step S530 after the program of this data processing unit detects control information and delivered to each storage unit, switches to carry out signal on the control pin of notifying this data processing unit control information further to be sent to relay by second and third detecting unit;
Step S535, data processing unit produce and are sent to each storage unit after startup (Start) signal is deciphered by first detecting unit;
Step S540, in case each storage unit is received this startup (Start) signal, this data processing unit begins the instantaneous time of counting relay, promptly produces one and prepare signal behind the about 3ms of counting, the notice computer;
After step S545, computer received this ready signal, the notice measurement mechanism began to measure;
Step S550, measurement mechanism passes back to computer with measured value, after computer receives measured value and record, again storage unit is delivered in the control information of next group determinand.
As mentioned above, utilize the present invention's measuring management module, when one or more modularization scanning tools is arranged in pairs or groups (electric connection) many groups when measuring the measurement mechanism of different physical characteristicss simultaneously, this measuring management module will be arranged in the same measuring process at the measurement of multinomial different physical characteristicss, from order execution back and forth between the above-mentioned steps S500 to S550, and according to default measurement parameter and condition, respectively the measurement of this several different physical characteristicss is initiatively measured in regular turn and give the operator, effectively promoted efficiency of measurement and precision measurement feedback.
To sum up discuss, the present invention with the control panel of scanning tools in addition modularization be combined into modularization scanning tools to increase its test channel with extendibility, and provide a measuring management module, be used for the active management measurement data, solved problems of the prior art.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1, a kind of modularization scanning tools is used for auxiliary at least one measurement mechanism determinand is measured, and it is characterized in that described modularization scanning tools comprises:
At least one sweep test module, each sweep test module is provided with a plurality of sweep test channels and at least one metering circuit, and end is gone in the output that is used to electrically connect this determinand;
At least one storage unit is used for the temporary control information that measurement parameter and condition are controlled;
At least one first detecting unit is used to detect the user mode of described sweep test module, and selects wherein corresponding sweep test module and determine suitable metering circuit with the test determinand; And
One data processing unit, be used in the described control information of described memory cell access, make described storage unit communicating control information give corresponding sweep test module, and be used for producing an enabling signal and be sent to described storage unit by described first detecting unit and measure preparing.
2, modularization scanning tools according to claim 1 is characterized in that, described modularization scanning tools comprises a front panel, forms an opening on it and can be used for installing described sweep test module.
3, modularization scanning tools according to claim 2, it is characterized in that, described front panel is provided with a plurality of scanning gang sockets, and each scanning gang socket has a connecting interface, can be electrically connected at described scanning for the sweep test module of correspondence with plugging and connect socket.
4, modularization scanning tools according to claim 1, it is characterized in that, described sweep test module specifically comprises a high voltage sweep test module and a low-voltage sweep test module, the metering circuit of described high voltage sweep test module comprises a plurality of high-voltage relays, and the metering circuit of described low-voltage sweep test module comprises a plurality of under-voltage replays.
5, modularization scanning tools according to claim 4, it is characterized in that, described modularization scanning tools also comprises at least one relay control module, described relay control module is provided with a plurality of high voltage pilot relays and a plurality of low-voltage pilot relay, described modularization scanning tools comprises that also one second detecting unit is used to electrically connect this relay control module, is used for optionally switching to the control pin of described high voltage pilot relay or low-voltage pilot relay.
6, modularization scanning tools according to claim 5, it is characterized in that, described modularization scanning tools also comprises at least one the 3rd detecting unit, wherein the test channel of each sweep test module electrically connects a plurality of the 3rd detecting units respectively, described the 3rd detecting unit is used for detecting the hot plug situation of described sweep test module, detects the user mode of described sweep test module.
7, modularization scanning tools according to claim 1 is characterized in that, described modularization scanning tools also comprises a postnotum, and described postnotum is provided with a plurality of connectivity ports and at least one change-over switch.
8, the method that detects of a kind of modularization scanning tools is characterized in that described modularization scanning tools comprises an at least one pluggable sweep test module and a relay control module, and described method comprises following steps:
Utilize one first detecting unit to detect the user mode of sweep test module;
First control information that measurement parameter and condition are controlled is pre-stored in a storage unit;
Described control information is sent to the sweep test module of appointment and the control pin of a plurality of relays on the relay control module respectively, switches with the signal of finishing control pin on the described sweep test module;
Produce an enabling signal by a data processing unit, be sent to described first detecting unit;
When described first detecting unit receives described enabling signal, be sent to described storage unit through decoding; And
Described storage unit receives after the described enabling signal, time when described data processing unit begins a flash of counting relay, after having counted this instantaneous time, produce one and prepare signal and measure preparing by described first detecting unit passback computer.
9, method according to claim 8 is characterized in that, described each sweep test module comprises a plurality of scanning channels, and described scanning channel electrically connects the output/input end of a plurality of determinands.
10, method according to claim 8, it is characterized in that, described modularization scanning tools electrically connects at least one measurement mechanism and a computer, be used for for the default control information that measurement parameter and condition are controlled of described computer, and described control information is transferred to described storage unit.
11, method according to claim 8, it is characterized in that, described modularization scanning tools also comprises one second detecting unit and one the 3rd detecting unit, described second detecting unit and the 3rd detecting unit are respectively equipped with storage unit, after the described control information that prestores in the described storage unit, described second detecting unit and the 3rd detecting unit further are sent to the control pin of the relay of described sweep test module and relay control module with described control information, with the switching of pilot relay.
12, method according to claim 11 is characterized in that, described storage unit is used for access to the described control information that first is controlled measurement parameter and condition.
13, method according to claim 8, it is characterized in that, described data processing unit comprises a flash cell and sram cell, described flash cell is used to store the program of described data processing unit, and described sram cell is used for temporary pending data and signal.
14, the method that detects of a kind of modularization scanning tools is characterized in that described modularization scanning tools comprises an at least one pluggable sweep test module and a relay control module, and described method comprises following steps:
Utilize one first detecting unit to detect the user mode of sweep test module;
To be pre-stored in a storage unit to the control information that measurement parameter and condition are controlled; And
One data processing unit produces an enabling signal by described first detecting unit, make described storage unit that described control information is sent to the sweep test module of appointment and the control pin of a plurality of relays on the relay control module respectively, switch with the signal of finishing the control pin on the described sweep test module.
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| JP2632731B2 (en) * | 1989-08-02 | 1997-07-23 | 三菱電機株式会社 | Integrated circuit device |
| CN100516905C (en) * | 2004-08-10 | 2009-07-22 | 英业达股份有限公司 | Test system and method for printed circuit board |
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| CN104935779A (en) * | 2015-07-06 | 2015-09-23 | 电子科技大学 | Modularized wide-scanned image collecting system and implement method |
| CN106531269A (en) * | 2016-11-02 | 2017-03-22 | 中国核动力研究设计院 | Modular digital nuclear measuring apparatus |
| TWI598610B (en) * | 2017-02-16 | 2017-09-11 | 致茂電子股份有限公司 | General purpose control system |
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| CN108761204B (en) * | 2018-04-23 | 2024-03-22 | 莱茵技术（上海）有限公司 | Device for testing volume resistivity of photovoltaic backboard |
| CN112485029A (en) * | 2020-11-04 | 2021-03-12 | 网易有道信息技术（北京）有限公司 | Scanning equipment test system, method and device |
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