CN201965893U - Ship-based tacan local control and display circuit - Google Patents
Ship-based tacan local control and display circuit Download PDFInfo
- Publication number
- CN201965893U CN201965893U CN2010206873475U CN201020687347U CN201965893U CN 201965893 U CN201965893 U CN 201965893U CN 2010206873475 U CN2010206873475 U CN 2010206873475U CN 201020687347 U CN201020687347 U CN 201020687347U CN 201965893 U CN201965893 U CN 201965893U
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- China
- Prior art keywords
- circuit
- ship
- local control
- display
- microprocessor chip
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a ship-based tacan local control and display circuit used by ship-based navigation equipment, which comprises a power circuit, a rest circuit, a serial port expanded circuit, a keyboard expanded circuit, a display screen, a sound and light indication circuit, a clock circuit, a JTAG (Joint Test Action Group) interface and a microprocessor chip, wherein the power circuit, the rest circuit, a serial port communication level switching circuit, the keyboard expanded circuit, the display screen, the sound and light indication circuit, the clock circuit and the JTAG interface are respectively connected with the microprocessor chip. The ship-based tacan local control and display circuit has the following benefits: the embedded microprocessor chip is adopted, a peripheral circuit is reasonably designed, the complexity of the circuit is reduced, the reliability and the stability are improved, a device with large temperature range is adopted, and the design requirement of electromagnetic shielding and electromagnetic compatibility and three proofings are met on the aspect of circuit design and structural design.
Description
Technical field
The utility model relates to a kind of circuit, local control of the carrier-borne Tacan that particularly a kind of carrier-borne navigator Tacan is used and display circuit.
Background technology
Local control is the important ingredient of carrier-borne tacan set with display unit, it is mainly finished provides user's keyboard operation and interface display function, to the control of equipment, to the user right setting, to the demonstration of Monitoring Data, historical data and fault data etc., reach the change setting of system's important process parameter with realization.
Existing local control because operating temperature range is little, does not relate to the specific (special) requirements of satisfying on-board equipment with display unit on circuit design.
Summary of the invention
In order to satisfy on-board equipment for improving the reliability and stability of local control with display unit, circuit design is succinct, increase operating temperature range, requirements such as electromagnetic screen, electromagnetic compatibility and three anti-designs, the utility model provides local control of a kind of carrier-borne Tacan and display circuit.
The utility model to achieve these goals, the technical scheme of being taked is: local control of a kind of carrier-borne Tacan and display circuit, it is characterized in that: comprise power circuit, reset circuit, serial expanded circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface, microprocessor chip, described power circuit, reset circuit, serial communication level shifting circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface are connected with microprocessor chip respectively.
The beneficial effects of the utility model are: adopt embedded microprocessor, the appropriate design peripheral circuit, reduced the complicacy of circuit, reliability and stability have been improved, adopt the big device of temperature range, satisfied electromagnetic screen and electromagnetic compatibility and three anti-designing requirements from circuit design and structural design.
Description of drawings
Fig. 1 connects block diagram for the utility model circuit.
Embodiment
As shown in Figure 1, local control of carrier-borne Tacan and display circuit, comprise power circuit, reset circuit, serial expanded circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface, microprocessor chip, power circuit, reset circuit, serial communication level shifting circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface are connected with microprocessor chip respectively.
The course of work: Man Machine Interface mainly is keyboard and display screen, cooperate with master control in the serial communication mode according to selected operation and to finish access and change system's parameters, adopt 12MHz clock and reliable external reset circuit, the duty of equipment is given corresponding acousto-optic hint, the debugging test of circuit and software is then finished by the debugging test interface, and reliable and stable power-switching circuit is the prerequisite of local control and display circuit operate as normal.
Claims (1)
1. carrier-borne Tacan this locality is controlled and display circuit, it is characterized in that: comprise power circuit, reset circuit, serial expanded circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface, microprocessor chip, described power circuit, reset circuit, serial communication level shifting circuit, keyboard expanded circuit, display screen, acousto-optic indicating circuit, clock circuit, jtag interface are connected with microprocessor chip respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206873475U CN201965893U (en) | 2010-12-29 | 2010-12-29 | Ship-based tacan local control and display circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206873475U CN201965893U (en) | 2010-12-29 | 2010-12-29 | Ship-based tacan local control and display circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201965893U true CN201965893U (en) | 2011-09-07 |
Family
ID=44528445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206873475U Expired - Lifetime CN201965893U (en) | 2010-12-29 | 2010-12-29 | Ship-based tacan local control and display circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201965893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2010
- 2010-12-29 CN CN2010206873475U patent/CN201965893U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |
|
| CX01 | Expiry of patent term |