CN103870004A - Dual-channel keyboard data recording system and application thereof - Google Patents
Dual-channel keyboard data recording system and application thereof Download PDFInfo
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- CN103870004A CN103870004A CN201210552734.1A CN201210552734A CN103870004A CN 103870004 A CN103870004 A CN 103870004A CN 201210552734 A CN201210552734 A CN 201210552734A CN 103870004 A CN103870004 A CN 103870004A
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- interface
- keyboard
- driver chip
- interface driver
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Abstract
The invention relates to a dual-channel keyboard data recording system and application thereof. The system comprises a processor, a data bus, a PS2 (personal system 2) interface, a PS2 interface driving chip, an RS (recommend standard)232 interface, an RS232 interface driving chip, a common keyboard and a customized keyboard, wherein the processor is respectively connected with the PS2 interface driving chip and the RS232 interface driving chip via the data bus; the common keyboard is connected with the PS2 interface driving chip via the PS2 interface; the customized keyboard is connected with the RS232 interface driving chip via the RS232 interface. Compared with the prior art, the dual-channel keyboard data recording system disclosed by the invention has the advantages of dual-channel keyboard data recording, convenience in operation, and the like.
Description
Technical field
The present invention relates to a kind of data recording system, especially relate to a kind of binary channels keyboard data recording system and application thereof.
Background technology
Existing keyboard data recording system is single channel, and generally all adopts common keyboard to operate, and will have like this defects such as complicated operation, very not humane, data transmission security is poor.
Summary of the invention
Object of the present invention is exactly to provide a kind of binary channels keyboard data recording system in order to overcome the defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of binary channels keyboard data recording system, it is characterized in that, comprise processor, data bus, PS2 interface, PS2 interface driver chip, RS232 interface, RS232 interface driver chip, common keyboard and customization keyboard, described processor is connected with PS2 interface driver chip, RS232 interface driver chip respectively by data bus, described common keyboard is connected with PS2 interface driver chip by PS2 interface, and described customization keyboard is connected with RS232 interface driver chip by RS232 interface.
Described PS2 interface driver chip is 8279 chips.
Described RS232 interface driver chip is 8250 chips.
An application for binary channels keyboard data recording system, is characterized in that, comprises the following steps:
1) system initialization;
2) whether the PS2 interface driver chip that judgement is connected with PS2 interface produces interruption, if yes, and execution step 3), otherwise execution step 4);
3) processor obtains key value from common keyboard, and performs step 4);
4) the no generation of RS232 interface driver chip that judgement is connected with RS232 interface is interrupted, if yes, and execution step 5), otherwise return to step 2);
5) processor obtains key value from customization keyboard, and returns to step 2).
Compared with prior art, the present invention has the following advantages:
1, realize the admission of binary channels keyboard data, allow a set of equipment both can obtain data from general keyboard, again can be from obtaining data for the intelligent keyboard of device customizing.
2, easy to operate, general keyboard, production firm is used for commissioning device and related software; The keyboard of customization carrys out controlling equipment to user; The intelligent keyboard of customization has abundant customization function key, and user uses as snug as a bug in a rug.
Brief description of the drawings
Fig. 1 is hardware configuration schematic diagram of the present invention;
Fig. 2 is workflow diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figure 1, a kind of binary channels keyboard data recording system, comprise processor 1, data bus 2, PS2 interface 4, PS2 interface driver chip, RS232 interface 6, RS232 interface driver chip, common keyboard 7 and customization keyboard 8, described processor 1 is connected with PS2 interface driver chip, RS232 interface driver chip respectively by data bus 2, described common keyboard 7 is connected with PS2 interface driver chip by PS2 interface 4, and described customization keyboard 8 is connected with RS232 interface driver chip by RS232 interface 6.
Described PS2 interface driver chip is 8279 chips 3.Described RS232 interface driver chip is 8250 chips 4.
As shown in Figure 2, workflow of the present invention is as follows:
1) system initialization;
2) whether the PS2 interface driver chip that judgement is connected with PS2 interface produces interruption, if yes, and execution step 3), otherwise execution step 4);
3) processor obtains key value from common keyboard, and performs step 4);
4) the no generation of RS232 interface driver chip that judgement is connected with RS232 interface is interrupted, if yes, and execution step 5), otherwise return to step 2);
5) processor obtains key value from customization keyboard, and returns to step 2).
Claims (4)
1. a binary channels keyboard data recording system, it is characterized in that, comprise processor, data bus, PS2 interface, PS2 interface driver chip, RS232 interface, RS232 interface driver chip, common keyboard and customization keyboard, described processor is connected with PS2 interface driver chip, RS232 interface driver chip respectively by data bus, described common keyboard is connected with PS2 interface driver chip by PS2 interface, and described customization keyboard is connected with RS232 interface driver chip by RS232 interface.
2. a kind of binary channels keyboard data recording system according to claim 1, is characterized in that, described PS2 interface driver chip is 8279 chips.
3. a kind of binary channels keyboard data recording system according to claim 1, is characterized in that, described RS232 interface driver chip is 8250 chips.
4. an application for binary channels keyboard data recording system as claimed in claim 1, is characterized in that, comprises the following steps:
1) system initialization;
2) whether the PS2 interface driver chip that judgement is connected with PS2 interface produces interruption, if yes, and execution step 3), otherwise execution step 4);
3) processor obtains key value from common keyboard, and performs step 4);
4) the no generation of RS232 interface driver chip that judgement is connected with RS232 interface is interrupted, if yes, and execution step 5), otherwise return to step 2);
5) processor obtains key value from customization keyboard, and returns to step 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552734.1A CN103870004A (en) | 2012-12-18 | 2012-12-18 | Dual-channel keyboard data recording system and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552734.1A CN103870004A (en) | 2012-12-18 | 2012-12-18 | Dual-channel keyboard data recording system and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103870004A true CN103870004A (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210552734.1A Pending CN103870004A (en) | 2012-12-18 | 2012-12-18 | Dual-channel keyboard data recording system and application thereof |
Country Status (1)
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| CN (1) | CN103870004A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303742A (en) * | 2016-07-26 | 2017-01-04 | 深圳Tcl数字技术有限公司 | The response method of panel button operation and device |
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| US6070204A (en) * | 1998-01-06 | 2000-05-30 | Intel Corporation | Method and apparatus for using universal serial bus keyboard to control DOS operations |
| JP2003018253A (en) * | 2001-07-05 | 2003-01-17 | Cammy:Kk | Unit for connecting ps/2 keyboard to portable telephone set |
| CN201218931Y (en) * | 2008-06-06 | 2009-04-08 | 长城信息产业股份有限公司 | Interface switch controller for peripheral unit of intelligent computer |
| CN101853075A (en) * | 2010-04-27 | 2010-10-06 | 上海坤联电子科技有限公司 | Multiplexed-output multifunctional keyboard |
| CN101990010A (en) * | 2009-07-31 | 2011-03-23 | 宏碁股份有限公司 | Double keyboard electronic device |
| CN102053712A (en) * | 2009-11-02 | 2011-05-11 | 研祥智能科技股份有限公司 | Multi-keyboard input system, input equipment, switching device and control method |
| CN203038264U (en) * | 2012-12-18 | 2013-07-03 | 上海黄浦船用仪器有限公司 | Multichannel keyboard data collecting device |
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- 2012-12-18 CN CN201210552734.1A patent/CN103870004A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1095496A (en) * | 1993-05-20 | 1994-11-23 | 群光电子股份有限公司 | Have the tracking ball software processes method of mouse and keyboard cursor key concurrently |
| US6070204A (en) * | 1998-01-06 | 2000-05-30 | Intel Corporation | Method and apparatus for using universal serial bus keyboard to control DOS operations |
| JP2003018253A (en) * | 2001-07-05 | 2003-01-17 | Cammy:Kk | Unit for connecting ps/2 keyboard to portable telephone set |
| CN201218931Y (en) * | 2008-06-06 | 2009-04-08 | 长城信息产业股份有限公司 | Interface switch controller for peripheral unit of intelligent computer |
| CN101990010A (en) * | 2009-07-31 | 2011-03-23 | 宏碁股份有限公司 | Double keyboard electronic device |
| CN102053712A (en) * | 2009-11-02 | 2011-05-11 | 研祥智能科技股份有限公司 | Multi-keyboard input system, input equipment, switching device and control method |
| CN101853075A (en) * | 2010-04-27 | 2010-10-06 | 上海坤联电子科技有限公司 | Multiplexed-output multifunctional keyboard |
| CN203038264U (en) * | 2012-12-18 | 2013-07-03 | 上海黄浦船用仪器有限公司 | Multichannel keyboard data collecting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303742A (en) * | 2016-07-26 | 2017-01-04 | 深圳Tcl数字技术有限公司 | The response method of panel button operation and device |
| WO2018018684A1 (en) * | 2016-07-26 | 2018-02-01 | 深圳Tcl数字技术有限公司 | Method and apparatus for responding to key press on panel |
| CN106303742B (en) * | 2016-07-26 | 2019-11-05 | 深圳Tcl数字技术有限公司 | The response method and device of panel button operation |
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Application publication date: 20140618 |