CN201043986Y

CN201043986Y - Electric product tester

Info

Publication number: CN201043986Y
Application number: CNU2007200957916U
Authority: CN
Inventors: 郭文仙
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-04-17
Filing date: 2007-04-17
Publication date: 2008-04-02
Anticipated expiration: 2017-04-17

Abstract

An electronic product tester comprises a single chip control unit, a storage unit, a display unit, a computer communication interface unit, a key control unit, a control line interface unit, a compilation software compiling and downloading test procedure (control order) for customer. The utility model is characterized in that 1) customers can compile easily needed test procedures through simple control sentences; 2) customers can reach objectives of testing different products through repeatedly revising the test procedures of tester; 3) the test can realize 24-hour automatic detection under the cooperation of surveillance cameras. This tester effectively tests potential problems in tested products by electronic means, especially the products with complex function, greatly relieves the labor intensity of the inspector, effectively improves the accuracy of products testing, avoids defect ware, and reduces the cost of products with the competitiveness of products Improved.

Description

The electronic product tester

[technical field]:

The utility model belongs to the application of electronic technology field, particularly a kind of testing tool of electronic product.

[background technology]:

At present, because the user is to realize by the operation to its button to the use of most electronic products, therefore, before dispatching from the factory, electronic product all to carry out the detection of its function by button operation, in order to avoid just pinpoint the problems behind the product export or when arriving the user, cause unnecessary goods return and replacement, increase unnecessary cost to producer.And the product that carried out before in the past electronic product being dispatched from the factory detection is all finished by staff step-by-step operation button, this mode makes labor intensity of operating personnel big, the accuracy rate that detects is not really high, and is not easy to find for some complexity, potential problem.

[summary of the invention]:

The purpose of this utility model is to solve the above-mentioned problems in the prior art, and a kind of electronic product tester is provided.

The electronic product tester that the utility model provides, comprise Single-chip Controlling unit, the storage unit and the display unit that are connected with the Single-chip Controlling unit respectively, two-way connection is also distinguished by key control unit and control line interface unit in the Single-chip Controlling unit, and the control line interface unit connects operation push-button on the test product keypad respectively by control line.

To be tester inside have the data line of numbering by N relay two ends of Single-chip Controlling unit controls and the row that picks out to the control line interface unit, and this data line comprises a concentric line and N bar control line, and wherein N is the natural number less than 40.

The Single-chip Controlling unit also is connected with computer bidirectional by communication interface unit, and this computing machine connects monitoring camera simultaneously.

The beneficial effects of the utility model: this electronic product tester can imitate the user and use product by the button on the product, and then helps to detect existing problem (bug) in the product, prevents behind the product export or just pinpoints the problems when arriving the user.This tester is by the detection of electronically realization to product, reduced labor intensity of operating personnel, improved the accuracy rate that product detects, product for the function complexity can also detect the ND potential problems of some manpowers, particularly for particularly important by monolithic processor controlled product, it can avoid product just can detect problem behind mask, and then avoids occurring unnecessary defect ware loss, reduce cost of products, improve competitiveness of product.This tester is fit to the product of any difference in functionality of test, and it is simple to operate, does not need professional knowledge, and common operating personnel can be used.

[description of drawings]:

Fig. 1 is an electronic product tester block scheme;

Fig. 2 is electronic product tester circuit theory diagrams.

[embodiment]:

Embodiment 1

As shown in Figure 1 and Figure 2, the electronic product tester that the utility model provides, comprise Single-chip Controlling unit, the storage unit and the display unit that are connected with the Single-chip Controlling unit respectively, two-way connection is also distinguished by key control unit and control line interface unit in the Single-chip Controlling unit, and the control line interface unit connects operation push-button on the test product keypad respectively by control line.The Single-chip Controlling unit also is connected with computer bidirectional by communication interface unit, and this computing machine connects monitoring camera simultaneously.

To be tester inside have the data line of numbering by 13 relay two ends of Single-chip Controlling unit controls and the row that picks out to the control line interface unit, and this data line comprises a concentric line and 13 control lines, wherein N=13.

Wherein, Single-chip Controlling unit: be the core cell (CPU) of product test instrument, other five unit are controlled.

Utilize the composing software of eight control statements in computer, to write user's testing procedure (control command).

Display unit: show the running status of tester, by display unit, the user can recognize that present tester is to be in test, suspends, perhaps with state such as dataphone.When tester is just started shooting, be in halted state, demonstration be that the user writes and downloads to control command row (testing procedure) sum of tester by computer, suspend the position of display halt in the middle of the test; Show the order line number of testing in test mode, whenever execute an order, the number of demonstration can add one automatically, is carrying out which bar order (what the user was write) to make things convenient for the user to understand tester; In the pattern that enters tester and dataphone, when not having data transmission, show " PC ", when being arranged, data transmission can show the data that are transmitted successively.

Storage unit: the unit that is the storage user control command.This storage unit can be revised control command at different test products to make things convenient for the user repeatedly by erasable nearly more than 100,000 times repeatedly, and this storage unit also and have a function that the storage data are not lost under powering-off state.

By key control unit: be the button that the user is used for controlling tester, comprise ' SET ' altogether, ' UP ', ' DOWN ' three keys.The user presses just convertible time-out test of ' SET ' key or beginning test mode at every turn in the middle of test.When tester was in test and suspends, the user can pass through ' UP ', and ' DOWN ' key increases and decreases the order line number of demonstration, to make things convenient for the user manually to select oneself to want the order of carrying out.Do not put in two seconds when pinning ' SET ' key, tester enters the pattern with dataphone, and display unit demonstrates ' PC ' simultaneously.

With the dataphone interface unit: the control command that the user is write at computer by this unit downloads to the storage unit of tester, but downloaded the back tester just separating computer use separately.

Control line interface unit: be from inner 13 the relay two ends of tester and the numbered data line of a row that picks out, this data line comprises that a concentric line and 13 control lines (at most also extend to 40 control lines as required, so 40 buttons on also maximum may command test products), in test process, single-chip microcomputer in the tester takes out user command successively from storer, come opening and closing of pilot relay according to order, also therefore and control with its mutually and the connecting and disconnecting of concentric line that connects and control line, and when control line and concentric line respectively with test product on the two ends of each button mutually and after connecing, tester just nature is operated the purpose of test product button with regard to the opening and closing of each button on the may command test product to reach the automatic mold apery.Article one is a concentric line in the data line, is followed successively by control line 0,1 thereafter, 2,3,4 ... ..12 or the like, be attempted by on the control line as defined order is sat in the right seat the button on the test product respectively when writing control command according to the user.When adopting scan mode as the button on the test product, it is 13 independently line and 13 control line pairing uses that the concentric line in the data line can be broken, and is attempted by the button two ends on the test product respectively.In addition after connecting, 13 test buttons are arranged corresponding to 13 control lines on the panel of tester, but make things convenient for the user except that tester manual operation test product also the control automatically with test product.

The use test process of this tester is as follows:

1. at first in computing machine, control command is write according to given statement with text document (.TXT);

2. the downloaded software of passing through to be provided is in the control command that writes is from the downloaded to the tester;

The control line in the tester control line interface unit according to the good order of predefined and receive on each button of test product;

4. camera is connected to computing machine and adjust it and test product between focal length, make it can effectively monitor the picture of test;

5. press the start key of shooting software in ' SET ' key of tester and the computing machine, tester just can be implemented test automatically to test product according to the control command of finishing in advance.

For the test of different product and difference in functionality, only need write different control command (testing procedure), repeated for 2,3,4,5 steps then to get final product.Group of four figures pipe is arranged on the tester panel, be used for showing the order line number of current execution, as detect problem, can occur wherein, be convenient to follow the tracks of and search with helping the record problem.In addition, also make things convenient for the user to select the control command of test or the starting point of test by the key up and down on the tester.

Writing of control command was divided into for two steps:

One, the button sequence number on the definition test product,

As:＜mode〉EQU 0;

<set> EQU 1；

<st/sp> EQU 2；

………………

＜mode 〉,＜set 〉,＜st/sp〉represent on the test product three respectively by key name (tester can define arbitrarily), 0,1,2 expression sequence numbers, 0,1,2 in the corresponding tester control linkage line interface unit respectively ... Deng control line.The button definition format, with "＜" beginning, with "; " finish.

Two, write the control command statement,

1, press certain single button and decontrol fast then, as: * Press＜set〉key;

2, press certain a plurality of button simultaneously and decontrol fast then, as: * Press＜set〉＜mode〉＜up〉key;

3, press certain single button, decontrol after two seconds, as: * Press and hold＜mode〉key for 2s;

4, press certain a plurality of button simultaneously, decontrol after two seconds, as: * Press and hold＜mode〉＜set〉key for2s;

5, press certain single button, decontrol after n second or n minute, as: * Press and hold＜set〉key for 20seconds;

6, idle n second or n minute, as: * Idle for 35 minutes;

7, unconditional jump arrives certain order line, as: * Jump to line 220;

8, jump to certain order line, repeat n time after no longer redirect, as * Jump to line 220 for n times; The control command statement has these eight kinds substantially, and command format must start with " * ", with "; " finish.After mentioned order is finished, be put under the catalogue, pass through the RS232 serial ports then under the help of downloaded software, the command download of finishing is got final product in tester with text document.

Claims

1. electronic product tester, comprise Single-chip Controlling unit, the storage unit and the display unit that are connected with the Single-chip Controlling unit respectively, it is characterized in that the Single-chip Controlling unit also distinguishes two-way connection by key control unit and control line interface unit, the control line interface unit connects operation push-button on the test product keypad respectively by control line.

2. electronic product tester according to claim 1, it is characterized in that the control line interface unit is tester inside and has the data line of numbering by N relay two ends of Single-chip Controlling unit controls and the row that picks out, this data line comprises a concentric line and N bar control line, and wherein N is the natural number less than 40.

3. electronic product tester according to claim 1 and 2 is characterized in that the Single-chip Controlling unit is connected with computer bidirectional by communication interface unit, and this computing machine connects monitoring camera simultaneously.