CN103676884A - TACAN control system based on DSP - Google Patents
TACAN control system based on DSP Download PDFInfo
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- CN103676884A CN103676884A CN201310691674.6A CN201310691674A CN103676884A CN 103676884 A CN103676884 A CN 103676884A CN 201310691674 A CN201310691674 A CN 201310691674A CN 103676884 A CN103676884 A CN 103676884A
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- cpldc208
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a TACAN control system based on a DSP. A core portion of a main control unit is a DSP chip TMS320C6000, and a peripheral circuit of the DSP chip comprises a TL16C754, a CPLDC208, a FM22L16 and a FLASH_SST39VF040 and is connected with a DSP data bus and an address bus through EMIF interfaces. The CPLDC208 and the FM22L16 are connected with the DSP chip TMS320C6000 through buses and the EMIF interfaces. Through hardware programming, the decoding function of the CPLDC208 is used in cooperation with the TL16C754 so that crystal oscillation of 11.0592MHz can be adopted, asynchronous serial interfaces of 12 routes of RS232 are expanded, and meanwhile the CPLDC208 controls the I/O high electric level and the I/O low electric level through an emitter following circuit 2N222 so as to control the device state. The main control unit obtains various monitoring parameters from the monitoring unit, obtains working state information of all working units from each working unit plate, obtains human interference instructions from a keyboard and a switch on a control panel, and judges thresholds of the various obtained monitoring parameters, and when the thresholds are exceeded, an audible and visual alarm is given, dual-machine conversion operation is executed, and working parameters of the system and the units are set and modified. The TACAN control system has the advantage that instantaneity of the control system is achieved through the rapid running capacity of the DSP.
Description
Technical field
The present invention relates to Tacan system, particularly a kind of Tacan control system based on DSP.
Background technology
At present, main control unit is the monitor component of Tacan system, is also the core of system.Its major function is: from monitoring means, obtain every monitoring parameter; the work state information (normal or fault) that obtains each working cell from each working cell plate obtains each power work status information from each power supply output; it also the keyboard from control panel and switch obtain people's intervention command, these information are presented on a flat-panel monitor with different window form.Main control unit will carry out thresholding differentiation to the every monitoring parameter obtaining, when exceeding thresholding, send audible and visual alarm and carry out the operation that two-shipper is changed, can also arrange, the running parameter of modification system and unit, again can with " remote control and surveillance (RMMS) " exchange message.
In prior art, Tacan control system adopts the slow chip of the CPU such as single-chip microcomputer or arm to form conventionally, has the deficiency that real-time is not high.
Summary of the invention
Object of the present invention, exactly for overcoming the deficiencies in the prior art, provides a kind of design proposal of the Tacan control system based on DSP, meets the requirement of real-time of master control in the hope of the fast processing function by use dsp chip.
The present invention realizes by such technical scheme: the Tacan control system based on DSP, comprise main control unit, it is characterized in that, the core of main control unit adopts dsp chip TMS320C6000, the peripheral circuit of dsp chip comprises TL16C754, CPLDC208, FM22L16 and FLASH_SST39VF040, by EMIF interface, is connected with address bus with DSP data bus;
Chip CPLDC208 is connected by bus with chip FM22L16, CPLDC208 is connected with TMS320C6000 by EMIF interface, by hardware programming, realize the decoding function of CPLDC208, CPLDC208 connects TL16C754, TL16C754 connects the crystal oscillator of 11.0592MHz, by TL16C754, expanded the asynchronous serial port interface of 12 road RS232, meanwhile CPLDC208 controls I/O low and high level by penetrating with circuit 2N222, and then opertaing device state;
Chip FM22L16 links with chip TMS320C6000 by bus and EMIF interface, and the design parameter that act as the setting of preservation Tacan of this chip comprises, historical record, alarm record, fault diagnosis record, working machine state;
Chip FLASH_SST39VF040 links with chip TMS320C6000 by bus and EMIF interface, by use CCS and emulator by the program Solidification of writing for chip TMS320C6000 at chip FLASH_SST39VF040, to reach the chip TMS320C6000 guiding that powers on;
The TMS320C6000 bus that chip DS12CR877-33 produces by chip CPLDC208 is embodied as the historical record in Tacan system, alarm record, and it is time reference that fault diagnosis record provides;
Chip TMS320C6000 is linked to chip CPLDC208 by EMIF ports-Extending, chip CPLDC208 realizes address translation functions after hardware programming, further by adopting the chip TL16C754 of 11.0592MHz crystal oscillator to realize conversion Transistor-Transistor Logic level, is converted into 232 level and uses 6 RS232 to expand 12 road serial ports;
The asynchronous serial port interface of main control unit by 12 road RS232 respectively with monitoring panel on flat-panel monitor and keyboard, monitoring means A, monitoring means B, driver A, driver B, receiver A, receiver B, power amplifier A and power amplifier B, unit has corresponding communication protocol and communicates.
Beneficial effect of the present invention is: the real-time that realizes control system by the quick service ability of DSP.
Accompanying drawing explanation
Fig. 1, the Tacan control system circuit block diagram based on DSP;
Fig. 2, main control unit circuit block diagram.
Embodiment
For a more clear understanding of the present invention, describe in conjunction with the accompanying drawings and embodiments the present invention in detail:
As shown in Figure 1 and Figure 2, main control unit is the monitor component of Tacan system, is also the core of system.Its major function is: from monitoring means, obtain every monitoring parameter; the work state information (normal or fault) that obtains each working cell from each working cell plate obtains each power work status information from each power supply output; it also the keyboard from control panel and switch obtain people's intervention command, these information are presented on a flat-panel monitor with different window form.Main control unit will carry out thresholding differentiation to the every monitoring parameter obtaining, when exceeding thresholding, send audible and visual alarm and carry out the operation that two-shipper is changed, can also arrange, the running parameter of modification system and unit, again can with " remote control and surveillance (RMMS) " exchange message.
Main control unit is also connected with being placed on " the equipment state indicator " controlled on control tower, receives control commands such as open and close machine that it sends and to its transmitting system running state data.
The hardware requirement of main control unit:
The core of main control unit is DSP;
The power supply that Tacan rack provides for main control unit :+5V ,+15V ,-15V.
Main control unit working temperature: operating temperature range is generally (15～+ 50) ℃.
Control unit storage temperature: storage temperature range is generally (45～+ 70) ℃.
Main control unit relative humidity: (95 ± 3) % when relative humidity is generally (40 ± 2) ℃.
The interface of main control unit and other unit:
The interface relationship of main control unit and other unit is shown in Fig. 1, and the basic configuration of main control unit should provide following interface capability:
Flat-panel monitor, 1, keyboard drive mouth (RS232);
Warning horn drives mouthful 1 (an I/O mouth);
Totally 9 of RS232 serial ports;
Totally 37, I/O mouth;
Tacan control system major function specific implementation based on DSP comprises:
A) master control (unit) is the important component part of local operation with flat-panel monitor and keyboard.When display and keyboard send the agreement of agreement by RS232 to master control (unit), first the signal that square wave forms completes serial data to the transmission of TL16C754 through RS232 chip, completes 232 level to the conversion of Transistor-Transistor Logic level serial data that RS232 is imported into, become parallel data and be transferred to CPLDC208 through TL16C754; The translator of writing through the hardware of CPLDC208 is transferred to TMS320C6000 parallel data and does corresponding data processing and computing; After computing finishes, TMS320C6000 is the parallel data processing of the result of processing, the translator of writing through the hardware of CPLDC208 is transferred to TL16C754 parallel data, through TL16C754, complete Transistor-Transistor Logic level and be converted into serial data to conversion the parallel data of 232 level, last RS232 is data transmission flat-panel monitor and keyboard, completes thus communicating by letter between a master control and flat-panel monitor and keyboard.
B) communication process of driver A, driver B is identical with the serial communication process of display and keyboard; Meanwhile, driver A, driver B, display and keyboard send the corresponding while of start and close order to TMS320C6000, the emitter follower that the Hardware I/O mouth of TMS320C6000 by CPLDC208 forms through 2N222, arranges low and high level and completes the switch of driver A and driver B is controlled, twoly turned control;
Receiver A, receiver B, communication process identical with the serial communication process of display and keyboard, if display and keyboard send out and receive machine-operated receiver order TMS320C6000, TMS320C6000 is by the emitter follower of Hardware I/O mouth process 2N222 composition of CPLDC208, low and high level is set and completes the switch of receiver A and receiver B is controlled, twoly turn control.
C) communication process of monitoring means A, monitoring means B is identical with the serial communication process of display and keyboard, difference is to need to realize a secondary data in the real-time update of monitoring means in every 2 seconds, and TMS320C6000 takes out default thresholding by being connected to the bus of CPLDC208 from FM22L16 chip.And the serial data taking out from monitoring means for more every 2 seconds, and result is relatively deposited into the data structure arranging at FM22L16 in advance through CPLDC208.These data structures comprise historical record, alarm record, fault diagnosis.
D) warning horn, maintenance control panel, each cell board duty of A machine, each cell board duty of B machine, power work state, the I/O mouth process of power amplifier work state is converted to 5V for controlling each I/O mouth state 3.3V output voltage, or is converted to 3.3V voltage for detection of unit state by 5V input voltage.
According to the above description, in conjunction with art technology, can realize the solution of the present invention.
Claims (5)
1. the Tacan control system based on DSP, comprise main control unit, it is characterized in that, the core of main control unit adopts dsp chip TMS320C6000, the peripheral circuit of dsp chip comprises TL16C754, CPLDC208, FM22L16 and FLASH_SST39VF040, by EMIF interface, is connected with address bus with DSP data bus;
Chip CPLDC208 is connected by bus with chip FM22L16, CPLDC208 is connected with TMS320C6000 by EMIF interface, by hardware programming, realize the decoding function of CPLDC208, CPLDC208 connects TL16C754, TL16C754 connects the crystal oscillator of 11.0592MHz, by TL16C754, expanded the asynchronous serial port interface of 12 road RS232, meanwhile CPLDC208 controls I/O low and high level by penetrating with circuit 2N222, and then opertaing device state;
Chip FM22L16 links with chip TMS320C6000 by bus and EMIF interface, and the design parameter that act as the setting of preservation Tacan of this chip comprises, historical record, alarm record, fault diagnosis record, working machine state;
Chip FLASH_SST39VF040 links with chip TMS320C6000 by bus and EMIF interface, by use CCS and emulator by the program Solidification of writing for chip TMS320C6000 at chip FLASH_SST39VF040, to reach the chip TMS320C6000 guiding that powers on;
The TMS320C6000 bus that chip DS12CR877-33 produces by chip CPLDC208 is embodied as the historical record in Tacan system, alarm record, and it is time reference that fault diagnosis record provides;
Chip TMS320C6000 is linked to chip CPLDC208 by EMIF ports-Extending, chip CPLDC208 realizes address translation functions after hardware programming, further by adopting the chip TL16C754 of 11.0592MHz crystal oscillator to realize conversion Transistor-Transistor Logic level, is converted into 232 level and uses 6 RS232 to expand 12 road serial ports;
The asynchronous serial port interface of main control unit by 12 road RS232 respectively with monitoring panel on flat-panel monitor and keyboard, monitoring means A, monitoring means B, driver A, driver B, receiver A, receiver B, power amplifier A and power amplifier B, unit has corresponding communication protocol and communicates.
2. the Tacan control system based on DSP as claimed in claim 1, it is characterized in that, the local operation of main control unit is completed by flat-panel monitor and keyboard, when keyboard sends the agreement of agreement by RS232 to main control unit, first the signal that square wave forms completes serial data to the transmission of TL16C754 through RS232 chip, through TL16C754, completing 232 level becomes parallel data to the conversion of Transistor-Transistor Logic level serial data that RS232 is imported into and is transferred to CPLDC208, the translator of writing through the hardware of CPLDC208 is transferred to TMS320C6000 parallel data and does corresponding data processing and computing, after computing finishes, TMS320C6000 is the parallel data processing of the result of processing, the translator of writing through the hardware of CPLDC208 is transferred to TL16C754 parallel data, through TL16C754, complete Transistor-Transistor Logic level and be converted into serial data to conversion the parallel data of 232 level, last RS232 is data transmission flat-panel monitor and keyboard, completes thus communicating by letter between main control unit and flat-panel monitor, keyboard.
3. the Tacan control system based on DSP as claimed in claim 1, it is characterized in that, the serial communication process of the communication process of driver A, driver B and display and keyboard, driver A, driver B, display and keyboard send the corresponding while of start and close order to TMS320C6000, and the emitter follower that the Hardware I/O mouth of TMS320C6000 by CPLDC208 forms through 2N222 arranges low and high level and completes the switch of driver A and driver B is controlled, twoly turned control.
4. the Tacan control system based on DSP as claimed in claim 1, it is characterized in that, receiver A, receiver B, communication process and the serial communication process of display and keyboard, if display and keyboard send out and receive machine-operated receiver order TMS320C6000, the emitter follower that the Hardware I/O mouth of TMS320C6000 by CPLDC208 forms through 2N222, low and high level is set and completes the switch of receiver A and receiver B is controlled, twoly turn control.
5. the Tacan control system based on DSP as claimed in claim 1, it is characterized in that, the serial communication process of the communication process of monitoring means A, monitoring means B and display and keyboard, difference is to need to realize a secondary data in the real-time update of monitoring means in every 2 seconds, and TMS320C6000 takes out default thresholding by being connected to the bus of CPLDC208 from FM22L16 chip; And the serial data taking out from monitoring means for more every 2 seconds, and result is relatively deposited into the data structure arranging at FM22L16 in advance through CPLDC208, these data structures comprise historical record, alarm record, fault diagnosis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310691674.6A CN103676884A (en) | 2013-12-17 | 2013-12-17 | TACAN control system based on DSP |
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| CN201310691674.6A CN103676884A (en) | 2013-12-17 | 2013-12-17 | TACAN control system based on DSP |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698322A (en) * | 2015-03-25 | 2015-06-10 | 天津七六四通信导航技术有限公司 | Tactical air navigation system (TACAN) antenna monitoring system |
| CN104698947A (en) * | 2015-03-25 | 2015-06-10 | 天津七六四通信导航技术有限公司 | Tactical air navigation system (TACAN) control and display system |
| CN107807351A (en) * | 2017-11-28 | 2018-03-16 | 天津七六四通信导航技术有限公司 | A kind of Tacan test and supervising device |
| CN108182079A (en) * | 2017-12-21 | 2018-06-19 | 中国船舶重工集团公司第七0七研究所 | A kind of TMS320C6748 program loading methods based on serial ports |
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| CN201662400U (en) * | 2009-12-11 | 2010-12-01 | 天津七六四通信导航技术有限公司 | Circuit of main controller in navigation equipment |
| CN202268157U (en) * | 2011-10-17 | 2012-06-06 | 天津七六四通信导航技术有限公司 | Ship-based TACAN monitor |
| CN103064327A (en) * | 2012-12-20 | 2013-04-24 | 天津七六四通信导航技术有限公司 | Main control unit adopting digital signal processor (DSP) |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201662400U (en) * | 2009-12-11 | 2010-12-01 | 天津七六四通信导航技术有限公司 | Circuit of main controller in navigation equipment |
| CN202268157U (en) * | 2011-10-17 | 2012-06-06 | 天津七六四通信导航技术有限公司 | Ship-based TACAN monitor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698322A (en) * | 2015-03-25 | 2015-06-10 | 天津七六四通信导航技术有限公司 | Tactical air navigation system (TACAN) antenna monitoring system |
| CN104698947A (en) * | 2015-03-25 | 2015-06-10 | 天津七六四通信导航技术有限公司 | Tactical air navigation system (TACAN) control and display system |
| CN104698322B (en) * | 2015-03-25 | 2017-08-08 | 天津七六四通信导航技术有限公司 | A kind of Tacan antenna monitors system |
| CN107807351A (en) * | 2017-11-28 | 2018-03-16 | 天津七六四通信导航技术有限公司 | A kind of Tacan test and supervising device |
| CN107807351B (en) * | 2017-11-28 | 2024-05-07 | 天津七六四通信导航技术有限公司 | Takang test and monitoring device |
| CN108182079A (en) * | 2017-12-21 | 2018-06-19 | 中国船舶重工集团公司第七0七研究所 | A kind of TMS320C6748 program loading methods based on serial ports |
| CN108182079B (en) * | 2017-12-21 | 2020-09-01 | 中国船舶重工集团公司第七0七研究所 | TMS320C6748 program loading method based on serial port |
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Application publication date: 20140326 |