CN219609830U - Controller for driving various instrument panels of general special vehicle with high precision - Google Patents
Controller for driving various instrument panels of general special vehicle with high precision Download PDFInfo
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- CN219609830U CN219609830U CN202222476054.8U CN202222476054U CN219609830U CN 219609830 U CN219609830 U CN 219609830U CN 202222476054 U CN202222476054 U CN 202222476054U CN 219609830 U CN219609830 U CN 219609830U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model relates to the technical field of high-precision driving instruments for special vehicle simulation training, in particular to a universal high-precision driving various instrument panel controllers for special vehicles. The controller comprises a main control chip, an RS232 bus, a frequency signal output circuit, a voltage quantity signal output circuit, a resistance signal output circuit and a power supply conversion circuit; the main control chip receives target values of various meters through an RS232 bus, gives corresponding values through calculation, and directly drives pointers of the meters to the target values of the meters through a frequency signal output circuit, a voltage signal output circuit and a resistance signal output circuit. The controller can provide a real training environment, realistically simulate various working conditions and cultivate actual combat drivers with high technical capability. Meanwhile, the instrument panel controller has universality, can contain the real instrument drive of a large number of special vehicles, has universality, and can be directly used as a product and directly applied.
Description
Technical Field
The utility model relates to the technical field of high-precision driving instruments for special vehicle simulation training, in particular to a universal controller for driving various instrument panels of a special vehicle with high precision.
Background
At present, along with development of combat resources, how to quickly and economically train a new soldier into a driver with rich experience is more and more urgent, and the appearance of a special vehicle training simulator is generated; however, the appearance of simulators is also classified into various types, portable, simple and comprehensive. The pointers to the various types of dashboards on the driver's instrument are critical to the driver's ability to quickly learn the information about the vehicle and to quickly make the correct operation. In many driving training simulators, simulation is carried out on mechanical instruments through virtual instruments, display screens and the like, and a great gap exists between the driving training simulators and the real mechanical instruments for a new soldier; in the queried data, the fact that the real instrument is not used in the simulation trainer is not found, wherein one important reason is how to know the specific signal quantity and the corresponding value of the real instrument; no controller to drive the real meter was found. Therefore, the controller of the high-precision instrument panel of the special vehicle with the voltage type, the resistance type and the frequency type is designed, and can directly drive all mechanical instruments on the special vehicle, so that the defect that the real instrument cannot be used in the simulation of the special vehicle training simulator instrument is overcome.
Disclosure of Invention
Object of the utility model
The utility model aims to provide a universal controller for driving various instrument panels of a special vehicle with high precision, which is used for driving the rotation of corresponding pointers of instruments (rotating speed hour meter indication, vehicle speed mileage indication, water temperature, oil temperature, engine oil pressure, booster pressure, lubricating oil pressure and operating oil pressure) according to real-time instructions to complete the control of the instruments, controlling the instruments to indicate various areas, providing the information state of the vehicle with high precision and reality, realizing the judgment of the vehicle condition by a driver in the driving process, further carrying out corresponding operation, and quickly training a practical fighter with high technical capability.
(II) technical scheme of the utility model
The utility model discloses a universal controller for driving various instrument panels of special vehicles with high precision, which has the characteristic of universal use, realizes the driving of corresponding real-mounted instruments through the simulation of three signals, namely frequency signal simulation output, voltage signal simulation output and resistance simulation signal, receives a command through a bus RS232, converts a corresponding value into a command for driving a pointer, and realizes the driving control of the instruments.
The utility model provides a universal controller for driving various instrument panels of special vehicles with high precision, which comprises a main control chip, an RS232 bus, a frequency signal output circuit, a voltage quantity signal output circuit, a resistance signal output circuit and a power supply conversion circuit, wherein the driving control of the instrument is realized; the power supply conversion circuit provides 5V and 3.3V voltages, 3.3V is respectively supplied to the main control chip and RS232 communication through the PCB wiring of the circuit board, 5V is supplied to the frequency signal output circuit, the voltage quantity signal output circuit and the resistance signal output circuit through the PCB wiring of the circuit board, and the pin port of the main control chip is directly connected with the port of the RS232 bus through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the frequency signal output circuit through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the voltage quantity signal output circuit through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the resistance signal output circuit through the PCB wiring of the circuit board.
Further, the master control chip adopts an STM32F767 singlechip.
Further, the power supply conversion circuit comprises an AMS1085 chip, a resistor, a capacitor and a light emitting diode, wherein the AMS1085 chip converts 5V external power supply voltage into 3.3V voltage, and the 5V voltage and the 3.3V voltage provide power for the whole system; an external 5V power supply is input to an input 3 pin of the chip AMS1085, a 1 pin of the chip AMS1085 is connected with power supply ground, and is connected with an input 3 pin and an output 2 pin through a capacitor (playing a role of power supply filtering), and a 3.3V power supply is generated at the output end of the 2 pin; 5V and 3.3V provide power to the system.
Further, the voltage signal output circuit comprises an AD5754 chip, an operational amplifier LM358 chip, a resistor and a capacitor, wherein IO pins of the main control chip are connected with 7, 8, 9, 10, 11 and 16 pins of the AD5754 chip through the resistor, so that the AD5754 chip is controlled; the 3, 4, 22, 23 pin output of AD5754 chip is connected with the LM358 chip input pin 3 through the resistance, and the 1, 2 pin short circuit back of LM358 chip is put through the resistance with outside instrument input connection, realizes the voltage and follows, provides reliable stable voltage for the instrument, realizes the rotation of instrument pointer.
Further, the resistance signal output circuit comprises an AD5254 chip and a resistor, wherein IO pins of the main control chip are connected with pins 5, 9 and 14 of the AD5254 chip through series resistors and pull-up resistors, so that the AD5254 chip is controlled; the output ends of pins 1 and 2 of the AD5254 chip are short-circuited after being connected with a series resistor, and the output end after the short circuit is connected with an external instrument input to realize the driving of the instrument.
Further, the frequency signal output circuit comprises a triode S8050 and a resistor, an IO pin of the main control chip is connected with the triode S8050 through the resistor R145, and the triode S8050 is connected with an external instrument input end through an R146 pull-up resistor, so that the driving of an instrument pointer is realized.
Further, the RS232 communication circuit comprises a chip MAX3232 and a capacitor, TX and RX pins of the USART of the main control chip are connected with 9 and 10 pins of the chip MAX3232, connection of the chip MAX3232 is achieved, and 7 and 8 pins of the chip MAX3232 are connected with an external serial port RS232 interface, so that data interaction is achieved.
Further, the main control chip receives target values of various meters through an RS232 bus, and the main control chip gives corresponding values through calculation and directly drives pointers of the meters to the target values of the meters through a frequency signal output circuit, a voltage signal output circuit and a resistance signal output circuit.
The utility model has the beneficial effects that:
the controller can provide a real training environment, realistically simulate various working conditions and cultivate actual combat drivers with high technical capability. Meanwhile, the instrument panel controller has universality, can contain a large number of mounting instrument drives of special vehicles, has universality, and can be directly used as a product and directly applied.
Drawings
FIG. 1 is a schematic diagram of a controller of the present utility model;
FIG. 2 is a schematic diagram of a power conversion circuit;
FIG. 3 is a schematic diagram of a voltage signal output circuit;
FIG. 4 is a schematic diagram of a resistive signal output circuit;
FIG. 5 is a schematic diagram of a frequency signal output circuit;
fig. 6 is a schematic diagram of an RS232 bus.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, the controller of the present utility model includes a main control chip (MCU), an RS232 bus, a frequency signal output circuit, a voltage signal output circuit, a resistance signal output circuit, and a power conversion circuit, to implement driving control of an instrument; the power conversion circuit provides 5V and 3.3V voltages, 3.3V is respectively supplied to the main control chip (MCU) and the RS232 communication through the PCB wiring of the circuit board, 5V is supplied to the frequency signal output circuit, the voltage quantity signal output circuit and the resistance signal output circuit through the PCB wiring of the circuit board, and the pin port of the main control chip (MCU) is directly connected with the port of the RS232 bus through the PCB wiring of the circuit board; a pin port of a main control chip (MCU) is directly connected with a port of the frequency signal output circuit through a PCB wiring of the circuit board; a pin port of a main control chip (MCU) is directly connected with a port of a voltage quantity signal output circuit through a PCB wiring of a circuit board; a pin port of a main control chip (MCU) is directly connected with a port of a resistance signal output circuit through a PCB wiring of a circuit board.
In the utility model, a master control chip (MCU) adopts an STM32F767 singlechip and is used for realizing the communication data interaction and instrument driving functions of the whole system;
referring to fig. 2, the power conversion circuit of the present utility model includes AMS1085 chips, resistors, capacitors, and leds, which are connected to each other by PCB traces of a circuit board.
The power supply conversion is realized by the chip AMS1085, the AMS1085 chip converts the 5V external power supply voltage into 3.3V voltage, and the 5V voltage and the 3.3V voltage provide power for the whole system; specific: an external 5V power supply is input to an input 3 pin of the chip AMS1085, a 1 pin of the chip AMS1085 is connected with power supply ground, and is connected with an input 3 pin and an output 2 pin through a capacitor (playing a role of power supply filtering), and a 3.3V power supply is generated at the output end of the 2 pin; the 5V voltage and the 3.3V voltage provide power to the system.
Referring to fig. 3, the voltage signal output circuit of the present utility model includes an AD5754 chip, an op-amp LM358 chip, a resistor and a capacitor, which are connected to each other by PCB traces of a circuit board.
The voltage signal output of the utility model is realized by the chip AD5754 and the chip LM 358. IO pins of a main control chip (MCU) are connected with pins 7, 8, 9, 10, 11 and 16 of the chip AD5754 through resistors, so that the control of the chip AD5754 is realized; the 3, 4, 22, 23 pin output ends of AD5754 chip are connected with the input pin (3 pin) of the operational amplifier LM358 chip through a resistor, and the 1, 2 pins of the operational amplifier LM358 chip are connected with the external instrument input through a resistor after being short-circuited, so that voltage following is realized, reliable and stable voltage is provided for the instrument, and rotation of an instrument pointer is realized.
Referring to fig. 4, the resistive signal output circuit includes an AD5254 chip and resistors connected to each other by PCB traces of a circuit board.
The resistance output of the utility model is realized by a chip AD 5254. IO pins of a main control chip (MCU) are connected with pins 5, 9 and 14 of the chip AD5254 through series resistors and pull-up resistors, so that the AD5254 chip is controlled; the output ends of pins 1 and 2 of the AD5254 chip are short-circuited after being connected with a series resistor, and the output end after the short circuit is connected with an external instrument input to realize the driving of the instrument.
Referring to fig. 5, the frequency signal output circuit of the present utility model includes a transistor S8050 and a resistor, which are connected to each other by a PCB trace of a circuit board.
The frequency output of the utility model is realized by a triode S8050. IO pin of main control chip (MCU) is connected with triode S8050 through resistance R145, and triode S8050 is connected with outside instrument input through R146 pull-up resistance, realizes the drive of instrument pointer.
Referring to fig. 6, the RS232 communication circuit of the present utility model includes a chip MAX3232 and a capacitor, which are connected to each other by PCB traces of a circuit board.
The RS232 communication of the utility model is realized by the chip MAX 3232. TX and RX pins of a USART of a main control chip (MCU) are connected with 9 and 10 pins of a chip MAX3232, so that the connection of the chip MAX3232 is realized, and 7 and 8 pins of the chip MAX3232 are connected with an external serial port RS232 interface, so that data interaction is realized.
The working process of the controller for driving various instrument panels of the special vehicle with high precision is as follows:
the main control chip (MCU) receives target values of various meters through an RS232 bus, gives corresponding values through calculation, and directly drives pointers of the meters to the target values of the meters through a frequency signal output circuit, a voltage signal output circuit and a resistance signal output circuit.
The utility model uses the real mechanical instrument to provide a realistic simulated training environment, can drive various instruments of a special vehicle to be mounted, can control the pointer of the instrument to indicate at specific numerical values through bus control, can simulate the indication of various instruments at specific positions to simulate various conditions of the vehicle, enables drivers to truly process various problems in training, and cultivates actual combat drivers with high technical capability.
Claims (8)
1. The universal controller for driving various instrument panels of special vehicles with high precision is characterized by comprising a main control chip, an RS232 bus, a frequency signal output circuit, a voltage quantity signal output circuit, a resistance signal output circuit and a power supply conversion circuit, so that the driving control of the instrument is realized; the power supply conversion circuit provides 5V and 3.3V voltages, 3.3V voltages are respectively provided for the main control chip and RS232 communication through the PCB wiring of the circuit board, 5V voltages are provided for the frequency signal output circuit, the voltage quantity signal output circuit and the resistance signal output circuit through the PCB wiring of the circuit board, and the pin port of the main control chip is directly connected with the port of the RS232 bus through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the frequency signal output circuit through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the voltage quantity signal output circuit through the PCB wiring of the circuit board; the pin port of the main control chip is directly connected with the port of the resistance signal output circuit through the PCB wiring of the circuit board.
2. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 1, wherein the main control chip adopts an STM32F767 singlechip.
3. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 1 or 2, wherein the power supply conversion circuit comprises an AMS1085 chip, a resistor, a capacitor and a light emitting diode, the AMS1085 chip converts 5V external power supply into 3.3V voltage, and the 5V voltage and the 3.3V voltage supply power to the whole system; an external 5V power supply is input to an input 3 pin of the chip AMS1085, a 1 pin of the chip AMS1085 is connected with power supply ground, and is connected with an input 3 pin and an output 2 pin through a capacitor, and an output 2 pin output end generates a 3.3V power supply; the capacitor plays a role of power supply filtering.
4. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 3, wherein the voltage signal output circuit comprises an AD5754 chip, an operational amplifier LM358 chip, a resistor and a capacitor, and IO pins of the main control chip are connected with pins 7, 8, 9, 10, 11 and 16 of the AD5754 chip through the resistor, so as to realize the control of the AD5754 chip; the 3, 4, 22, 23 pin output of AD5754 chip is connected with the LM358 chip input pin 3 through the resistance, and the 1, 2 pin short circuit back of LM358 chip is put through the resistance with outside instrument input connection, realizes the voltage and follows, provides reliable stable voltage for the instrument, realizes the rotation of instrument pointer.
5. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 1 or 4, wherein the resistance signal output circuit comprises an AD5254 chip and a resistor, and IO pins of the main control chip are connected with pins 5, 9 and 14 of the AD5254 chip through series resistors and pull-up resistors, so that the control of the AD5254 chip is realized; the output ends of pins 1 and 2 of the AD5254 chip are short-circuited after being connected with a series resistor, and the output end after the short circuit is connected with an external instrument input to realize the driving of the instrument.
6. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 5, wherein the frequency signal output circuit comprises a triode S8050 and a resistor, the IO pin of the main control chip is connected with the triode S8050 through a resistor R145, and the triode S8050 is connected with an external instrument input end through a R146 pull-up resistor to realize the driving of an instrument pointer.
7. The controller for driving various instrument panels of the general special vehicle with high precision according to claim 1 or 6, wherein the RS232 communication circuit comprises a chip MAX3232 and a capacitor, TX and RX pins of the USART of the main control chip are connected with 9 and 10 pins of the chip MAX3232, so as to realize connection of the chip MAX3232, and 7 and 8 pins of the chip MAX3232 are connected with an external serial port RS232 interface, so as to realize data interaction.
8. The controller for driving various instrument panels with high precision for general special vehicles according to claim 7, wherein the main control chip receives target values of various instruments through an RS232 bus, and the main control chip gives corresponding values through calculation respectively and directly drives pointers of the instruments to the target values of the instruments through the frequency signal output circuit, the voltage quantity signal output circuit and the resistance signal output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476054.8U CN219609830U (en) | 2022-09-19 | 2022-09-19 | Controller for driving various instrument panels of general special vehicle with high precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476054.8U CN219609830U (en) | 2022-09-19 | 2022-09-19 | Controller for driving various instrument panels of general special vehicle with high precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219609830U true CN219609830U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222476054.8U Active CN219609830U (en) | 2022-09-19 | 2022-09-19 | Controller for driving various instrument panels of general special vehicle with high precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219609830U (en) |
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2022
- 2022-09-19 CN CN202222476054.8U patent/CN219609830U/en active Active
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