CN104375446A - Platform compass simulator based on single chip microcomputer - Google Patents
Platform compass simulator based on single chip microcomputer Download PDFInfo
- Publication number
- CN104375446A CN104375446A CN201410692384.8A CN201410692384A CN104375446A CN 104375446 A CN104375446 A CN 104375446A CN 201410692384 A CN201410692384 A CN 201410692384A CN 104375446 A CN104375446 A CN 104375446A
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- CN
- China
- Prior art keywords
- dsc
- platform compass
- signals
- signal
- platform
- 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.)
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2604—Test of external equipment
Abstract
The invention relates to a platform compass simulator based on a single chip microcomputer. The platform compass simulator comprises a controller, an output circuit, an input circuit, a DSC conversion module and a display module. According to the design, each signal needing to be simulated can be set manually through a keyboard, the signals include pitching signals, rolling signals and heading signals, and meanwhile the set values can be displayed through a nixie tube in real time; the set values are transmitted to the DSC module in a binary mode, and the DSC module converts the signals into analog signals to be output to an autosyn. The platform compass simulator achieves the effect of replacing a platform compass and can also visually monitor experimental data, the experimental process is simplified, and the cost is saved.
Description
Technical field
The present invention relates to a kind of SCM Based platform compass simulator, especially by the platform compass simulator of the selsyn analog platform compass course of work.
Background technology
Platform compass is a kind of typical three-axle steady platform.A kind of gyroscopic navigation equipment that gyrocompass and gyrostabilized platform are organically combined.It can provide the attitude of Ship Motion even can provide the information such as rudder position in real time, and cost ratio inertial navigation system is cheap.Therefore, platform compass has just become rapidly the prime navaid equipment on modern large and medium-sized naval vessel since coming out.Also be naval vessel armament systems simultaneously, see one of indispensable Attitude Reference System of way system.
Platform compass is as a kind of navigator, and it can provide the attitude of Ship Motion even can provide the information such as rudder position in real time, and cost ratio inertial navigation system is cheap.Therefore, development just at full speed since coming out.Become the very important ship navigation equipment in various naval vessel.Platform compass has the function of compass and platform, is the important navigator on big-and-middle-sized naval vessel.Directly can export the course angle signal on naval vessel, the trim on naval vessel and the horizontal attitude angle signal of rolling, when short-term inertial navigation duty, the also rate signal on exportable naval vessel and position signalling, these signals can be used for naval vessel auto-pilot, ensure that naval vessel accurately navigates by water according to previously selected airline safety.Coordinate transform before launching as weaponrys such as guided missile, torpedo, cannons, carries out automatic fire, improves hit rate.Stability radar antenna, monitors aircraft.Find enemy warship target in time.Stablize sonar platforms, find formidable opponent under water exactly.In addition, oceanographic vessel can also be arranged on, surveying vessel, scientific experimentation ship, oil drilling platform and need the place of course angle and horizontal attitude angle signal to use.
Meanwhile, along with the development of singlechip technology, it has extensively penetrated in every field.The system of its composition is flexibly small and exquisite, is convenient for carrying.Sending the equipment of signal to find a kind of platform compass that can replace at the trial, requiring to use singlechip technology, designing the equipment of the various course informations that a set of analog platform compass sends, coordinate miscellaneous equipment to test.
Platform compass simulator can produce simulation own ship course, shake the DSC signal of parameter in length and breadth, can be used for sonar set or other needs test and the debugging of the equipment of above-mentioned signal.It is arranged conveniently, precision is high, in dynamic longitudinal, the arranging of rolling and flight path, especially demonstrate rotary transformer and the incomparable superiority of synchrodyne.
Summary of the invention
The object of the invention is to design a kind of SCM Based platform compass simulator, simulation own ship course can be produced, shake the DSC signal of parameter in length and breadth, can be used for sonar set or other needs test and the debugging of the equipment of above-mentioned signal.
The object of the present invention is achieved like this:
A kind of SCM Based platform compass simulator, it is made up of controller, output circuit, input circuit, DSC modular converter and display module.
Described controller as main control chip, the selection of the expansion I/O interface of 89C51 has been selected 8255 interfaces of standard by 80C51; The input of 8279 responsible displays and keyboard, it comprises keyboard interface and display interface device two parts, the signal that each road needs simulation can be set, comprise pitching, rolling and course, and the value of setting is shown by display module in real time, send the value of setting to DSC module in binary form, DSC converts the signal into analog signal output to selsyn simultaneously.
Described display module is 8 LED charactrons of common cathode.
Design feature of the present invention and beneficial effect:
1, this invention is for platform compass simulator, can produce simulation course, naval vessel, shake the DSC signal of parameter in length and breadth, convenient test and debugging, and precision is higher;
2, this design eliminates the mechanical hook-ups such as rotary transformer, speed reduction unit and scale, alleviates the weight of equipment;
3, the setting of each parameter value of this platform compass simulator is more accurate, more convenient, and display resolution is high, arranges to dynamic longitudinal rolling and bring great convenience; And there is good versatility, can be used for numerous equipment that need receive DSC signal;
4, present system small and exquisite flexibly, be easy to carry, effectively saved cost.
Accompanying drawing explanation
Fig. 1 is system principle structural drawing of the present invention.
Fig. 2 is the connecting circuit schematic diagram of of the present invention 8279 and 8255A.
Fig. 3 is LED display circuit schematic diagram of the present invention.
Fig. 4 is key assignments reading circuit schematic diagram.
Fig. 5 is the connecting circuit schematic diagram of DSC and 8255A.
Embodiment
Below in conjunction with accompanying drawing, principle of the present invention and concrete annexation are described in more detail:
Embodiment 1
Composition graphs 1, Fig. 1 is system principle structural drawing of the present invention;
A kind of SCM Based platform compass simulator, it is made up of controller, output circuit, input circuit, DSC modular converter and display module.
Described controller as main control chip, the selection of the expansion I/O interface of 89C51 has been selected 8255 interfaces of standard by 80C51; The input of 8279 responsible displays and keyboard, it comprises keyboard interface and display interface device two parts, the signal that each road needs simulation can be set, comprise pitching, rolling and course, and the value of setting is shown by display module in real time, send the value of setting to DSC module in binary form, DSC converts the signal into analog signal output to selsyn simultaneously.
Described display module is 8 LED charactrons of common cathode.
Embodiment 2
Fig. 2 is the connecting circuit schematic diagram of of the present invention 8279 and 8255A;
D0-D7 it be data-interface between 8255A and CPU.The status information of the control word that the data of I/O, CPU export and CPU input is all transmitted by this impact damper; 89C51 and 8255 connection control lines are with regard to two, i.e. RD and WR, can directly be connected; The P27 termination 8255A's of 89C51
sheet choosing end; When chip selection signal is effectively
during for low level, A1A0=00 selects A mouth, and A1A0=01 selects B mouth, and A1A0=10 selects C mouth, and A1A0=11 selects control word register.That input or output are depended on earth
with
signal, when
=0 represents CPU input,
=0 represents that CPU exports; RESET reset signal, high level is effective, after reset, be i.e., after the negative edge of RESET, remove 8255A control word content of registers, and port (A, B, C) is set to input mode.
Embodiment 2
Fig. 3 is LED display circuit schematic diagram of the present invention;
The common cathode of every LED is extremely drawn and is controlled by a parallel port by display circuit, composition dynamic display circuit; For making every LED can demonstrate different characters, have employed dynamic scanning displaying mode: first exported the common cathode very 0 making first LED by word bit mouth, remaining common cathode very 1, field mouth exports first graphemic code that will show accordingly.And time delay; Then word bit mouth exports and makes deputy common cathode very 0, all the other common cathode very 1; Field mouth exports the graphemic code that second will show again, and every shows in turn; 8279 and LED connection on, in 8279, OUTA0-OUTA3 is two groups of display translation lines, through drive after connect light-emitting diode display; SL0-SL3 exports sweep trace, is connect by SL0-SL2 after people's code translator as showing and the sweep trace of keyboard.
Embodiment 4
Fig. 4 is key assignments reading circuit schematic diagram;
The I/O mouth expanded by 8279, as line and alignment, forms the determinant keyboard with 4 × 8 of 32 keys.8279 select scanning keyboard input mode, alignment is by RL0-RL3, line obtains 8 sweep traces by SL0-SL3 through 74LS138 decoding, when without strong pressing, be high level, when there being strong pressing, this strong row, column number is read into FIFO RAM, interrupt IRQ high level, produce and interrupt, CPU reads key assignments simultaneously.
Embodiment 5
Fig. 5 is the connecting circuit schematic diagram of DSC and 8255A;
The PC5-PC6 of 8255A is connected respectively with the Enable Pin EN of three DSC modules; The data input pin of PA0-PC2 and DSC is connected.Selected by sheet, make DSC export course, trim, rolling signal respectively.
Claims (3)
1. a SCM Based platform compass simulator, is characterized in that: it is made up of controller, output circuit, input circuit, DSC modular converter and display module.
2. the SCM Based platform compass simulator of one according to claim 1, is characterized in that: described controller as main control chip, the selection of the expansion I/O interface of 89C51 has been selected 8255 interfaces of standard by 80C51; The input of 8279 responsible displays and keyboard, it comprises keyboard interface and display interface device two parts, the signal that each road needs simulation can be set, comprise pitching, rolling and course, and the value of setting is shown by display module in real time, send the value of setting to DSC module in binary form, DSC converts the signal into analog signal output to selsyn simultaneously.
3. the SCM Based platform compass simulator of one according to claim 1, is characterized in that: described display module is 8 LED charactrons of common cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692384.8A CN104375446A (en) | 2014-11-27 | 2014-11-27 | Platform compass simulator based on single chip microcomputer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692384.8A CN104375446A (en) | 2014-11-27 | 2014-11-27 | Platform compass simulator based on single chip microcomputer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104375446A true CN104375446A (en) | 2015-02-25 |
Family
ID=52554444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410692384.8A Pending CN104375446A (en) | 2014-11-27 | 2014-11-27 | Platform compass simulator based on single chip microcomputer |
Country Status (1)
| Country | Link |
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| CN (1) | CN104375446A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106681339A (en) * | 2015-11-11 | 2017-05-17 | 中国船舶工业系统工程研究院 | Method for simulating ship attitude signal |
| CN109141389A (en) * | 2018-09-20 | 2019-01-04 | 桂林电子科技大学 | A kind of gyro compass signal imitation generator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082226A (en) * | 1992-07-09 | 1994-02-16 | 永嘉县电子仪器制造厂 | Compass-type helming simulation console |
| CN101493014A (en) * | 2008-01-21 | 2009-07-29 | 刘凤仲 | Coal mine self-moving sectional shelf-unit |
| CN201773323U (en) * | 2010-09-19 | 2011-03-23 | 武汉凌久电子有限责任公司 | Small dual-speed converter for digital-selsyn/rotary transformer |
| US8797195B1 (en) * | 2012-06-29 | 2014-08-05 | The United States Of America As Represented By The Secretary Of The Navy | Smart synchro generator unit |
-
2014
- 2014-11-27 CN CN201410692384.8A patent/CN104375446A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1082226A (en) * | 1992-07-09 | 1994-02-16 | 永嘉县电子仪器制造厂 | Compass-type helming simulation console |
| CN101493014A (en) * | 2008-01-21 | 2009-07-29 | 刘凤仲 | Coal mine self-moving sectional shelf-unit |
| CN201773323U (en) * | 2010-09-19 | 2011-03-23 | 武汉凌久电子有限责任公司 | Small dual-speed converter for digital-selsyn/rotary transformer |
| US8797195B1 (en) * | 2012-06-29 | 2014-08-05 | The United States Of America As Represented By The Secretary Of The Navy | Smart synchro generator unit |
Non-Patent Citations (1)
| Title |
|---|
| 沈瑞明等: "数字化平台罗经模拟器", 《声学与电子工程》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106681339A (en) * | 2015-11-11 | 2017-05-17 | 中国船舶工业系统工程研究院 | Method for simulating ship attitude signal |
| CN109141389A (en) * | 2018-09-20 | 2019-01-04 | 桂林电子科技大学 | A kind of gyro compass signal imitation generator |
| CN109141389B (en) * | 2018-09-20 | 2021-03-26 | 桂林电子科技大学 | Electric compass signal analog generator |
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Application publication date: 20150225 |
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