CN204993697U - TV set core detection device - Google Patents
TV set core detection device Download PDFInfo
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- CN204993697U CN204993697U CN201520712436.3U CN201520712436U CN204993697U CN 204993697 U CN204993697 U CN 204993697U CN 201520712436 U CN201520712436 U CN 201520712436U CN 204993697 U CN204993697 U CN 204993697U
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Abstract
The utility model discloses a TV set core detection device, the device includes: emission module configures into and sends the test order to the TV set core that awaits measuring, receiving module, receiving television core board that send with test result information that test order corresponds, the display module shows test result information. The utility model discloses the technology is simple, and is with low costs, show the test result owing to need not connect liquid crystal display, save the step of connecting the TV LCD screen among the test procedure, the efficiency of software testing of the wire pair TV set core of improving production greatly.
Description
Technical field
The utility model relates to TV core plate detection field, particularly a kind of TV set core board checking device.
Background technology
In SMT (SurfaceMountTechnology) production line workshop, various functions test is carried out to semi-finished product TV core plate, as the test such as USB2.0, USB3.0, button, SD card, loudspeaker, TV core plate is all needed to be connected with LCDs, then press factory's remote controller successively to test, test result can show in LCD screen, this method of testing needs to connect liquid crystal display screen and carries out checking test result, thus causes testing efficiency low.
Utility model content
Need when testing TV core plate to connect the problem that display screen checks test result to solve in prior art, the utility model provides a kind of TV set core board checking device, comprising:
Transmitter module, is configured to send test command to TV core plate to be measured;
Receiver module, receives the test result information corresponding with described test command that described TV core plate sends;
Display module, shows described test result information.
Wherein, described device also comprises control module, memory module, test command selection module; Described control module is electrically connected described transmitter module, receiver module, memory module, display module and test command and selects module;
Described control module, for On-board test order and the transmitting controlling described test command, and controls reception, the Storage & Display of test result information;
Described test command selects module, for selecting the test command needing to send in the test command that stores from described control module;
Described transmitter module, specifically for receiving the control information of described control module transmission, and sends to TV core plate to be measured the test command that described test command selects model choice according to described control information;
Described receiver module, performs the feedback signal after corresponding test specifically for receiving TV core plate according to described test command, and by described feedback signal transmission to described control module, is detected obtain test result by described control module;
Described memory module, for receiving the test result information of described control module transmission and storing, and exports the test result information of storage to described display module under described control module controls.
Wherein, described control module adopts ARM chip; Pin P1.0, P1.1 of described ARM chip connect described memory module, and pin P1.2 connects described receiver module, and pin P1.3 connects described transmitter module, and A/D interface connects described test command and selects module, and SPI interface connects described display module;
The pin SCL of described memory module meets the pin P1.0 of described ARM chip, and pin SDA meets the pin P1.1 of described ARM chip, pin A0, A1, A2, VSS, WP ground connection, and pin VCC connects VCC power supply;
Described transmitter module comprises the first resistance, the second resistance, transmitting tube, NPN type triode; The base stage of described triode connects described second resistance one end, and collector electrode connects described first resistance one end, grounded emitter; The positive pole of described transmitting tube connects VCC power supply, and negative pole connects the described first resistance other end; The pin P1.3 of ARM chip described in described another termination of second resistance;
Described receiver module comprises integrated Receiver, the 3rd resistance, the 4th resistance; Described integrated Receiver pin OUT connects described 4th resistance one end, and pin VCC connects VCC power supply, pin GND ground connection; One termination VCC power supply of described 3rd resistance, the pin P1.2 of the 4th resistance other end and described ARM chip described in another termination.
Wherein, described test command selects module to use key-press matrix.
Wherein, described TV set core board checking device is the remote controller of band liquid crystal display screen, and described display module is described liquid crystal display screen.
Wherein, described key-press matrix comprises a key feeler switch, and when pressing a described key feeler switch, described control module controls described transmitter module and sends all test commands that should test one by one, and the information that shows test results one by one on described display module.
Wherein, described key-press matrix comprises to be checked strong, and when pressing this and checking strong, described control module controls to check on described display module the test result information that described memory module stores.
Wherein, described TV set core board checking device and described TV core plate to be measured are sent and received information by infrared mode.
The beneficial effect of the utility model embodiment is: TV set core board checking device technology of the present utility model realizes simple, cost is low, such as control module can adopt ARM chip, and display module can adopt undersized liquid crystal display screen, and test command selects module that key-press matrix can be used to form; Owing to not needing connecting fluid crystal display screen again to show test results, therefore eliminate in test process the step connecting TV liquid crystal display screen, greatly can improve the testing efficiency of production line to TV core plate.
Accompanying drawing explanation
The system configuration schematic diagram that Fig. 1 provides for the utility model embodiment;
The circuit theory diagrams that Fig. 2 provides for the utility model embodiment;
The TV set core board checking device that Fig. 3 provides for the utility model embodiment and the infrared mutual biography schematic diagram of TV core plate.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
The system configuration schematic diagram that Fig. 1 provides for the utility model embodiment.As shown in Figure 1, the TV set core board checking device that the utility model provides comprises: transmitter module 110, is configured to send test command to TV core plate to be measured; Receiver module 120, receives the test result information corresponding with test command that TV core plate sends; Display module 150, show test results information.
In a preferred embodiment, still as shown in Figure 1, TV set core board checking device also comprises control module 100, memory module 130, test command selection module 140; Control module 100 is electrically connected transmitter module 110, receiver module 120, memory module 130, display module 150 and test command and selects module 140;
Control module 100, for On-board test order and the transmitting controlling test command, and controls reception, the Storage & Display of test result information;
Test command selects module 140, for selecting the test command needing transmission in the test command that stores from control module 100;
Transmitter module 110, specifically for receiving the control information that control module 100 is transmitted, and sends to TV core plate to be measured the test command that test command selects module 140 selection according to control information;
Receiver module 120, performs the feedback signal after corresponding test specifically for receiving TV core plate according to the test command that transmitter module 110 sends, and by feedback signal transmission to control module 100, is detected obtain test result by control module 100;
Memory module 130, for receiving the test result information of control module 100 transmission and storing, and exports the test result information of storage to display module 150 under control module 100 controls.
The circuit theory diagrams that Fig. 2 provides for the utility model embodiment.As shown in Figure 1 and Figure 2, control module 100 adopts low-power consumption ARM chip U1.Pin P1.0, P1.1 of low-power consumption ARM chip U1 connect memory module 130, and pin P1.2 connects receiver module 120, pin P1.3 connects transmitter module 110, A/D interface connects test command selection module 140, SPI interface connects display module 150.
The TV set core board checking device that the utility model provides with send and receive information between TV core plate to be measured and can be connected or other radio connection carry out by infrared.Because other radio connection need first to match, and the mode of infrared connection does not need pairing, most effective.Therefore, the utility model preferred TV set core board checking device and TV core plate to be measured are sent and received information by infrared mode.
Memory module 130 adopts memory U2, the pin SCL (serial clock pin of bus) of memory U2 meets the pin P1.0 of low-power consumption ARM chip U1, pin SDA (data wire pin) meets the pin P1.1 of low-power consumption ARM chip U1, pin A0, A1, A2, VSS, WP ground connection, pin VCC connects VCC power supply.
Transmitter module 110 comprises current-limiting resistance R1, R2, transmitting tube D1, NPN type triode Q1; The base stage of triode Q1 connects current-limiting resistance R2 one end, and collector electrode connects current-limiting resistance R1 one end, grounded emitter; The positive pole of transmitting tube D1 connects VCC power supply, and negative pole connects the current-limiting resistance R1 other end; Another termination control module 100 of current-limiting resistance R2.
Receiver module 120 comprises infrared integrated Receiver U3, pull-up resistor R3, current-limiting resistance R4; The pin OUT of infrared integrated Receiver U3 connects current-limiting resistance R4 one end, and pin VCC connects VCC power supply, pin GND ground connection.The one termination VCC power supply of pull-up resistor R3, another termination current-limiting resistance R4 other end and control module 100.
Test command selects module 140 to use key-press matrix.In a preferred embodiment, key-press matrix comprises a key feeler switch, controls transmitter module 110 send all test command information that should test one by one for control module 100, and the information that shows test results one by one on display module 150.In another preferred embodiment, key-press matrix also comprises to be checked strong, controls to check on display module 150 for control module 100 test result information that memory module 130 stores.
Preferably, the TV set core board checking device that the utility model provides is the remote controller of band liquid crystal display screen, and display module 150 is liquid crystal display screen.
The TV set core board checking device that Fig. 3 provides for the utility model embodiment and the infrared mutual biography schematic diagram of TV core plate.As shown in Figure 3, in the following embodiment provided of the utility model, TV set core board checking device is connected by infrared mode with TV core plate to be measured, and test process is specific as follows:
TV core plate to be measured is connected the peripheral module device (as USB2.0, USB3.0, button, SD card, loudspeaker etc.) and power line that need test, when launching normal boot-strap sequence by the infrared transmission module of TV core plate after TV core plate normal boot-strap, the receiver module of remote controller receives the infrared information of TV core plate transmission and is judged by U1, if normal starting-up signal, the liquid crystal display screen of remote controller will show " start OK " printed words, and U1 is stored into the specific position of memory U2 start number of times, the control module of described remote controller starts timing when TV core plate powers on, if remote controller does not receive infrared power up sequences after 10 seconds, then the liquid crystal display screen of remote controller will show " start NG " printed words, and the bad number of times of start is stored into the specific position of memory U2, in like manner, when test after start is as USB2.0, USB3.0, button, SD card, remote controller key array corresponding test function button only need be pressed during the functions such as loudspeaker, if TV core plate (integration testing program in TV core plate host CPU main program, only need wait for that remote controller can start corresponding test after transmitting corresponding detecting information) test successfully, then send corresponding successful or failed infrared sequence to remote controller by the infrared transmission module of TV core plate, the receiver module of remote controller receives infrared signal and is judged in liquid crystal screen display " OK or NG " by U1 and the number of times of corresponding OK or NG is stored in the specific position of U2, for subsequent statistical fraction defective.In addition, remote controller also has " a key feeler switch ", and when not needing single test, only need press " a key feeler switch " can test all projects of should surveying one by one, and shows test results one by one on the liquid crystal display screen of remote controller; This remote controller is also furnished with " checking " button, for checking the detecting information be stored in U2.
In sum, a kind of TV set core board checking device that the utility model provides, compared with prior art, the beneficial effect had is: TV set core board checking device technology of the present utility model realizes simple, cost is low, such as control module can adopt low-power consumption ARM chip, and display module can adopt undersized liquid crystal display screen, and test command selects module that key-press matrix can be used to form; Owing to not needing connecting fluid crystal display screen again to show test results, therefore eliminate in test process the step connecting TV liquid crystal display screen, greatly can improve the testing efficiency of production line to TV core plate.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection range of the present utility model.All do within spirit of the present utility model and principle any amendment, equivalent replacement, improvement etc., be all included in protection range of the present utility model.
Claims (10)
1. a TV set core board checking device, is characterized in that, comprising:
Transmitter module, is configured to send test command to TV core plate to be measured;
Receiver module, receives the test result information corresponding with described test command that described TV core plate sends;
Display module, shows described test result information.
2. TV set core board checking device as claimed in claim 1, is characterized in that, also comprises control module, memory module, test command selection module; Described control module is electrically connected described transmitter module, receiver module, memory module, display module and test command and selects module;
Described control module, for On-board test order and the transmitting controlling described test command, and controls reception, the Storage & Display of test result information;
Described test command selects module, for selecting the test command needing to send in the test command that stores from described control module;
Described transmitter module, specifically for receiving the control information of described control module transmission, and sends to TV core plate to be measured the test command that described test command selects model choice according to described control information;
Described receiver module, performs the feedback signal after corresponding test specifically for receiving TV core plate according to described test command, and by described feedback signal transmission to described control module, is detected obtain test result by described control module;
Described memory module, for receiving the test result information of described control module transmission and storing, and exports the test result information of storage to described display module under described control module controls.
3. TV set core board checking device as claimed in claim 2, is characterized in that, described control module adopts ARM chip; Pin P1.0, P1.1 of described ARM chip connect described memory module, and pin P1.2 connects described receiver module, and pin P1.3 connects described transmitter module, and A/D interface connects described test command and selects module, and SPI interface connects described display module;
The pin SCL of described memory module meets the pin P1.0 of described ARM chip, and pin SDA meets the pin P1.1 of described ARM chip, and pin A0, A1, A2, VSS, WP ground connection, pin VCC connects VCC power supply.
4. TV set core board checking device as claimed in claim 3, it is characterized in that, described transmitter module comprises the first resistance, the second resistance, transmitting tube, NPN type triode;
The base stage of described triode connects described second resistance one end, and collector electrode connects described first resistance one end, grounded emitter;
The positive pole of described transmitting tube connects VCC power supply, and negative pole connects the described first resistance other end;
The pin P1.3 of ARM chip described in described another termination of second resistance.
5. TV set core board checking device as claimed in claim 3, it is characterized in that, described receiver module comprises integrated Receiver, the 3rd resistance, the 4th resistance;
Described integrated Receiver pin OUT connects described 4th resistance one end, and pin VCC connects VCC power supply, pin GND ground connection;
One termination VCC power supply of described 3rd resistance, the pin P1.2 of the 4th resistance other end and described ARM chip described in another termination.
6. TV set core board checking device as claimed in claim 2, is characterized in that, described test command selects module to use key-press matrix.
7. TV set core board checking device as claimed in claim 1, is characterized in that, described TV set core board checking device is the remote controller of band liquid crystal display screen, and described display module is described liquid crystal display screen.
8. TV set core board checking device as claimed in claim 6, it is characterized in that, described key-press matrix comprises a key feeler switch, when pressing a described key feeler switch, described control module controls described transmitter module and sends all test commands that should test one by one, and the information that shows test results one by one on described display module.
9. TV set core board checking device as claimed in claim 6, is characterized in that, described key-press matrix comprises to be checked strong, and when pressing this and checking strong, described control module controls to check on described display module the test result information that described memory module stores.
10. the TV set core board checking device as described in any one of claim 1-9, is characterized in that, described TV set core board checking device and described TV core plate to be measured are sent and received information by infrared mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712436.3U CN204993697U (en) | 2015-09-15 | 2015-09-15 | TV set core detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712436.3U CN204993697U (en) | 2015-09-15 | 2015-09-15 | TV set core detection device |
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| Publication Number | Publication Date |
|---|---|
| CN204993697U true CN204993697U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520712436.3U Expired - Fee Related CN204993697U (en) | 2015-09-15 | 2015-09-15 | TV set core detection device |
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| CN (1) | CN204993697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592524A (en) * | 2017-08-24 | 2018-01-16 | 康佳集团股份有限公司 | Intelligent television automation test method, system and storage device based on matrix |
| CN110677643A (en) * | 2019-11-04 | 2020-01-10 | 深圳创维－Rgb电子有限公司 | Touch screen television, touch screen television testing method, device and medium |
-
2015
- 2015-09-15 CN CN201520712436.3U patent/CN204993697U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592524A (en) * | 2017-08-24 | 2018-01-16 | 康佳集团股份有限公司 | Intelligent television automation test method, system and storage device based on matrix |
| CN110677643A (en) * | 2019-11-04 | 2020-01-10 | 深圳创维－Rgb电子有限公司 | Touch screen television, touch screen television testing method, device and medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20210915 |