CN102306004A - Communication fitting part for electronic loads - Google Patents
Communication fitting part for electronic loads Download PDFInfo
- Publication number
- CN102306004A CN102306004A CN201110245645A CN201110245645A CN102306004A CN 102306004 A CN102306004 A CN 102306004A CN 201110245645 A CN201110245645 A CN 201110245645A CN 201110245645 A CN201110245645 A CN 201110245645A CN 102306004 A CN102306004 A CN 102306004A
- Authority
- CN
- China
- Prior art keywords
- pin
- button
- resistance
- chip microcomputer
- communication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a communication fitting part for electronic loads. The communication fitting part comprises a control box, an external connection socket and a cable, wherein the control box is connected with the external connection socket through the cable, and comprises a control circuit, a first key and a second key; and the control circuit comprises an internal connection socket, a singlechip, restorer, an oscillator, resistors (R1, R2, R3, R4, R5, R6, R7 and R8) and capacitors (C1, C2, C3, C4, C5, C6 and C7). The communication fitting part can be used for simply, conveniently, accurately and efficiently finishing using and product-testing operation of a plurality of electronic loads on a plurality of stations, and simultaneously greatly lightens the labor intensity of testers.
Description
Technical field
The present invention relates to a kind of signal and communication accessory, particularly relate to the communication accessory that a kind of electronic load is used.
Background technology
In electron production line or electronic leaning laboratory; The electronic load product is applied widely; Usually electronic load is in the process that electronic product is debugged; Electronic load all need carry out a large amount of signals and send and control, and meets the quality requirements that product is stipulated so that guarantee the performance and the quality of the electronic product of finished product; Therefore in test process, need the tester on the station of oneself, to control many electronic loads simultaneously; And constantly carry out single signal forwarding step and control electronic product to be measured with repetition through the button on every electronic load panel; This just makes in debug process, and equipment, test phenomenon such as make mistakes appears burning out in the switch that the tester is easy to push the wrong, set wrong electronic load because of repeatedly repetitive operation; Simultaneously, because frequent move of tester between many electronic loads makes test operation speed also very slowly again, labor intensity of operating staff is big, and work efficiency is low.
Summary of the invention
Be prone to make mistakes when the objective of the invention is to solve many electronic loads tests of use electronic products, testing efficiency is low, the problem that tester's labour intensity is big.
To achieve these goals; The communication accessory that the present invention provides a kind of electronic load to use; Comprise control enclosure, circumscription socket and cable; Control enclosure is connected with circumscription socket through cable; Control enclosure comprises control circuit, first button and second button, and said control circuit comprises interior plug receptacle JP1, single-chip microcomputer U1, restorer U2, oscillator Y1, resistance R 1, R2, R3, R4, R5, R6, R7, R8 and capacitor C 1, C2, C3, C4, C5, C6, C7;
The 1st pin of circumscription socket J1 is to the The whole control circuit supply, and the 5th pin is a ground wire, and the 2nd, 3 pin are pins of control circuit correspondence with foreign country;
Corresponding respectively connection first button of interior plug receptacle JP1 the 3rd, 7 pin and second button detect input, and the 1st, 5 pin are power supply output, and the 4th, 8 pin are ground wires;
The 20th pin of single-chip microcomputer U1 is a power supply, and the 10th pin is ground, and the 1st pin is the input that resets, the 2nd pin and the 3rd pin output communication signal, and the 4th pin and the 5th pin are input end of clock, the 6th pin and the 7th pin are the input test sides;
Resistance R 3, R4, R5, R6, capacitor C 6, C7 form key press detecting circuit, detect signal that first button or second button press and this signal is offered single-chip microcomputer U1;
Restorer U2, capacitor C 3 and resistance R 7 have been formed electrify restoration circuit, regularly master chip are resetted at voltage instability;
Resistance R 1, R2 are the interface resistance of communication pin part;
Oscillator Y1, capacitor C 1, C2 form clock oscillation circuit, to single-chip microcomputer clock are provided.
Said first button and second button correspondence respectively are provided with first signal lamp and secondary signal lamp, and corresponding respectively the 2nd pin and the 6th pin that connects interior plug receptacle JP1; The 18th pin of single-chip microcomputer U1 and the 19th pin correspond to the lamp control output of first signal lamp and secondary signal lamp respectively.
Resistance R 8, R9 are respectively the current-limiting resistance of the lamp control output of single-chip microcomputer U1 the 18th pin and the 19th pin.
First button and second button adopt industrial spring button respectively.
Principle of the present invention is to power on back and voltage when stablizing; Restorer U2 removes resetting to single-chip microcomputer U1; Single-chip microcomputer U1 starts working; Light first button and corresponding the 1st signal lamp and the 2nd signal lamp of second button through single-chip microcomputer U1 the 18th pin and the 19th pin; And serve electric command sequence through communication port the 2nd, 3 human hair combing wastes; After the command sequence that powers on is sent completion, extinguish the 1st signal lamp and the 2nd signal lamp;
When single-chip microcomputer U1 detects first button or second button and presses; When the 6th pin that just interior plug receptacle JP1 is corresponding or the 7th pin are connected; Be which judges that which button what press is according to detected pin then, the 2nd pin and the 3rd pin through single-chip microcomputer U1 communication port externally sends dependent instruction then; And first signal lamp of before beginning to send instruction, lighting correspondence or secondary signal lamp through the 18th pin or the 19th pin of single-chip microcomputer U1 which button indicates what just pressed be; After all instructions that need send are all sent completion; The corresponding key lamp is extinguished, wait for user's operation next time.
The invention has the beneficial effects as follows and to accomplish use and the test products work of many electronic loads on multistation fast and convenient, accurately, expeditiously, alleviate tester's labour intensity simultaneously significantly.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the control circuit synoptic diagram of the embodiment of the invention.
Wherein: 1-control enclosure, 2-first signal lamp, 3-secondary signal lamp, 4-first button, 5-second button, 6-cable.
Embodiment
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment such as Fig. 1; Shown in Figure 2; The communication accessory that present embodiment provides a kind of electronic load to use; Comprise control enclosure 1; Circumscription socket J1 and cable 6; Control enclosure is connected with circumscription socket J1 through cable; Control enclosure 1 comprises control circuit; First button 4 and second button 5; Control enclosure adopts engineering plastics to make; First button and second button adopt industrial spring top button; The surface of button correspondence respectively is provided with first signal lamp 2 and secondary signal lamp 3, and said control circuit comprises interior plug receptacle JP1; Single-chip microcomputer U1; Restorer U2; Oscillator Y1; Resistance R 1; R2; R3; R4; R5; R6; R7; R8 and capacitor C 1; C2; C3; C4; C5; C6; C7;
The 1st pin of circumscription socket J1 is to the The whole control circuit supply, and the 5th pin is a ground wire, and the 2nd, 3 pin are pins of control circuit correspondence with foreign country;
Corresponding respectively connection first button 4 of interior plug receptacle JP1 the 3rd, 7 pin and second button 5 detect input, and the 1st, 5 pin are power supply output, and the 4th, 8 pin are ground wires;
Single-chip microcomputer U1 is the main control chip of circuit; Model is AT89C2051; The 20th pin of single-chip microcomputer U1 is a power supply; The 10th pin is ground; The 1st pin is the input that resets, the 2nd pin and the 3rd pin output communication signal, and the 4th pin and the 5th pin are input end of clock; Whether the 6th pin and the 7th pin are the input test sides, be used to monitor button and press;
Resistance R 3, R4, R5, R6, capacitor C 6, C7 form key press detecting circuit, detect signal that first button or second button press and this signal is offered single-chip microcomputer U1;
Restorer U2, capacitor C 3 and resistance R 7 have been formed electrify restoration circuit, regularly master chip are resetted at voltage instability, to avoid misoperation, and restorer U2 selects the 1MP810_L model for use;
Resistance R 1, R2 are the interface resistance of communication pin part, are used to keep communication interface when not communicating by letter, to be in high level state, and wherein resistance R 1 is not used temporarily;
Oscillator Y1, capacitor C 1, C2 form clock oscillation circuit, to single-chip microcomputer clock are provided, and the frequency of oscillator is 22.1184MHz.
Said first button 4 and second button 5 correspondence respectively are provided with first signal lamp 2 and secondary signal lamp 3, and corresponding respectively the 2nd pin and the 6th pin that connects interior plug receptacle JP1; The 18th pin of single-chip microcomputer U1 and the 19th pin correspond to the lamp control output of first signal lamp 2 and secondary signal lamp 3 respectively.
Resistance R 8, R9 are respectively the current-limiting resistance of the lamp control output of single-chip microcomputer U1 the 18th pin and the 19th pin, in order to the brightness of conditioning signal lamp.
Socket JP2 does not use.
The beneficial effect of present embodiment is to accomplish use and the test products work of many electronic loads on multistation fast and convenient, accurately, expeditiously, alleviates tester's labour intensity simultaneously significantly.
Claims (4)
1. communication accessory that electronic load is used; Comprise control enclosure, circumscription socket (J1) and cable; Control enclosure is connected with circumscription socket through cable; It is characterized in that: control enclosure comprises control circuit, first button and second button, and said control circuit comprises interior plug receptacle (JP1), single-chip microcomputer (U1), restorer (U2), oscillator (Y1), resistance (R1, R2, R3, R4, R5, R6, R7, R8) and electric capacity (C1, C2, C3, C4, C5, C6, C7);
The 1st pin of circumscription socket (J1) is to the The whole control circuit supply, and the 5th pin is a ground wire, and the 2nd, 3 pin are pins of control circuit correspondence with foreign country;
Corresponding respectively connection first button of interior plug receptacle (JP1) the 3rd, 7 pin and second button detect input, and the 1st, 5 pin are power supply output, and the 4th, 8 pin are ground wires;
The 20th pin of single-chip microcomputer (U1) is a power supply, and the 10th pin is ground, and the 1st pin is the input that resets, the 2nd pin and the 3rd pin output communication signal, and the 4th pin and the 5th pin are input end of clock, the 6th pin and the 7th pin are the input test sides;
Resistance (R3, R4, R5, R6), electric capacity (C6, C7) are formed key press detecting circuit, detect signal that first button or second button press and this signal is offered single-chip microcomputer (U1);
Restorer (U2), electric capacity (C3) and resistance (R7) have been formed electrify restoration circuit, regularly master chip are resetted at voltage instability;
Electric capacity (C4, C5) is power filter;
Resistance (R1, R2) is the interface resistance of communication pin part;
Oscillator (Y1), electric capacity (C1, C2) are formed clock oscillation circuit, to single-chip microcomputer clock are provided.
2. the communication accessory that a kind of electronic load according to claim 1 is used; It is characterized in that: said first button and second button correspondence respectively are provided with first signal lamp and secondary signal lamp, and corresponding respectively the 2nd pin and the 6th pin that connects interior plug receptacle (JP1); The 18th pin of single-chip microcomputer (U1) and the 19th pin correspond to the lamp control output of first signal lamp and secondary signal lamp respectively.
3. a kind of electronic load communication accessory according to claim 2 is characterized in that: resistance (R8, R9) is respectively the current-limiting resistance of the lamp control output of single-chip microcomputer (U1) the 18th pin and the 19th pin.
4. the communication accessory of using according to claim 1 or 3 described a kind of electronic loads, it is characterized in that: first button and second button adopt industrial spring button respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110245645A CN102306004A (en) | 2011-08-25 | 2011-08-25 | Communication fitting part for electronic loads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110245645A CN102306004A (en) | 2011-08-25 | 2011-08-25 | Communication fitting part for electronic loads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102306004A true CN102306004A (en) | 2012-01-04 |
Family
ID=45379876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110245645A Pending CN102306004A (en) | 2011-08-25 | 2011-08-25 | Communication fitting part for electronic loads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102306004A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014005355A1 (en) * | 2012-07-04 | 2014-01-09 | Shang Yanyan | Electronic load machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370340A (en) * | 1989-08-10 | 1991-03-26 | Fujitsu Ltd | Switching device |
| US20060028211A1 (en) * | 2004-08-09 | 2006-02-09 | Jun Liu | Pointer type automatic tester with storage battery |
| CN200944229Y (en) * | 2006-09-01 | 2007-09-05 | 李培利 | Projector switching device |
| CN201107800Y (en) * | 2007-12-13 | 2008-08-27 | 谭启仁 | Mutual locking apparatus of oil fume exhauster push button |
| CN201134945Y (en) * | 2007-09-29 | 2008-10-15 | 深圳和而泰智能控制股份有限公司 | Press key and display circuit for electromagnetic electric cooker |
| CN201464915U (en) * | 2009-04-27 | 2010-05-12 | 上海闻涛电子科技有限公司 | Special detection device of control circuit board |
| CN102117237A (en) * | 2009-12-30 | 2011-07-06 | 鸿富锦精密工业（深圳）有限公司 | Test device for motherboard startup and shutdown |
-
2011
- 2011-08-25 CN CN201110245645A patent/CN102306004A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370340A (en) * | 1989-08-10 | 1991-03-26 | Fujitsu Ltd | Switching device |
| US20060028211A1 (en) * | 2004-08-09 | 2006-02-09 | Jun Liu | Pointer type automatic tester with storage battery |
| CN200944229Y (en) * | 2006-09-01 | 2007-09-05 | 李培利 | Projector switching device |
| CN201134945Y (en) * | 2007-09-29 | 2008-10-15 | 深圳和而泰智能控制股份有限公司 | Press key and display circuit for electromagnetic electric cooker |
| CN201107800Y (en) * | 2007-12-13 | 2008-08-27 | 谭启仁 | Mutual locking apparatus of oil fume exhauster push button |
| CN201464915U (en) * | 2009-04-27 | 2010-05-12 | 上海闻涛电子科技有限公司 | Special detection device of control circuit board |
| CN102117237A (en) * | 2009-12-30 | 2011-07-06 | 鸿富锦精密工业（深圳）有限公司 | Test device for motherboard startup and shutdown |
Non-Patent Citations (1)
| Title |
|---|
| 史艳琼、杨国诗: "常见的几种单片机复位电路分析", 《淮南师范学院学报》, vol. 6, no. 3, 31 March 2004 (2004-03-31), pages 44 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014005355A1 (en) * | 2012-07-04 | 2014-01-09 | Shang Yanyan | Electronic load machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203164339U (en) | A cable system testing table | |
| CN105527562A (en) | Aging transition plate based on rapid charger and aging method | |
| CN203133226U (en) | Polarity testing instrument for current transformer | |
| CN102306004A (en) | Communication fitting part for electronic loads | |
| CN203981802U (en) | Switch power source adapter automatic testing equipment | |
| CN206594284U (en) | Portable type current transformer secondary connection polarity test device | |
| CN202196082U (en) | Communication accessory for electronic loads | |
| CN203858316U (en) | Portable instrument for checking completed circuit, open circuit and short circuit condition of 5-core cable | |
| CN203217041U (en) | Portable apparatus for high-voltage holding test of high voltage cable | |
| CN204925288U (en) | Electrolytic capacitor fills discharge characteristics testing arrangement | |
| CN204575810U (en) | A kind of miniature circuit breaker temporal properties auto-test-bed | |
| CN206274339U (en) | A kind of high efficiency charger test machine | |
| CN206074737U (en) | A kind of unplugg test device | |
| CN205301405U (en) | Novel digital power frequency virtual value multimeter of low -power consumption | |
| CN105162009B (en) | A kind of switch cubicle carriage fault searches processing servicing unit and application | |
| CN203572951U (en) | Motion test device for discharge counter | |
| CN204705684U (en) | A kind of electronic cigarette host test tool | |
| CN203561676U (en) | Leakage current tester | |
| CN205941749U (en) | Plug testing arrangement that discharges | |
| CN202837344U (en) | Aging test fixture of power adapter | |
| CN202994929U (en) | End-of-life detection equipment of leakage protection plugs | |
| CN105842613A (en) | Bluetooth circuit testing jig | |
| CN205070251U (en) | Cubical switchboard dolly error detection handles auxiliary device | |
| CN104764957A (en) | Battery charger parameter collection cabinet | |
| CN107843834B (en) | Electric control cabinet integrating breaker test debugging function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120104 |