CN102861432A - Game equipment force feedback system - Google Patents
Game equipment force feedback system Download PDFInfo
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- CN102861432A CN102861432A CN2012103195962A CN201210319596A CN102861432A CN 102861432 A CN102861432 A CN 102861432A CN 2012103195962 A CN2012103195962 A CN 2012103195962A CN 201210319596 A CN201210319596 A CN 201210319596A CN 102861432 A CN102861432 A CN 102861432A
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- direct current
- current generator
- stm32f102
- encoding unit
- drive plate
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Abstract
The invention relates to the technical field of electronics, in particular to a game equipment force feedback system. The game equipment force feedback system comprises an upper computer, a driving board, a direct current motor and an electronic coder, wherein the upper computer is connected with a universal serial bus (USB) interface of the driving board; a motor driving interface of the driving board is connected with the direct current motor; a coder interface of the driving board is connected with the electronic coder; and the direct current motor is coaxially connected with the electronic coder. Compared with the prior art, the game equipment force feedback system has the advantages that the structures of the direct current motor, the electronic coder and the driving board are adopted, so that the driving board receives the information of the upper computer and controls the direct current motor to rotate by virtue of a pulse width modulation (PWM) waveform, and the driving board receives and positions a coordinate value generated by the electronic coder, so that the force feedback system is easy to control, accurate to position and low in cost.
Description
Technical field
The present invention relates to electronic technology field, specifically a kind of game station force feedback system.
Background technology
At present, existing force feedback realizes by AC servo motor or theory of mechanics mostly.The AC servo motor shortcoming is that cost is high, the control more complicated, and drive parameter needs on-the-spot pid parameter to set, and needs more lines; Mechanical type force feedback shortcoming is that cost is too high, and manufacturing process is complicated.Therefore, a kind of game station force feedback system of controlling simple and accurate positioning of design is vital.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of game station force feedback system of controlling simple and accurate positioning is provided.
In order to achieve the above object, the present invention has designed a kind of game station force feedback system, comprise host computer, it is characterized in that: the game station force feedback system comprises host computer, drive plate, direct current generator and Lineside encoding unit, host computer is connected with the USB interface of drive plate, the motor-driven interface of drive plate is connected with direct current generator, and the encoder interfaces of drive plate is connected with Lineside encoding unit, and direct current generator is connected with Lineside encoding unit is coaxial; Described drive plate is divided into control section and drive part, be provided with optocoupler one and optocoupler two between control section and the drive part, described control section comprises 5V power interface, control chip STM32F102 and USB interface, the 5V power interface is connected with the power end of control chip STM32F102, control chip STM32F102 is connected with USB interface, the input of control chip STM32F102 is connected with the output of optocoupler one, and the output of control chip STM32F102 is connected with the input of optocoupler two; Described drive part comprises 5V power interface, 48V power interface, encoder interfaces, driving chip, drive axle and motor-driven interface, the 5V power interface is connected with the power end of encoder interfaces and driving chip respectively, the 48V power interface is connected with the power end of drive axle, the output of encoder interfaces is connected with the input of optocoupler one, the output of optocoupler two is connected with the input that drives chip, the output that drives chip is connected with the input of drive axle, and the output of drive axle is connected with the input of motor-driven interface.
Described game station force feedback system is finished following steps successively: step 1, system initialization; Step 2, control chip STM32F102 determines direct current generator limit coordinate and controls direct current generator and get back to the centre position; Step 3, host computer send to action command the control chip STM32F102 of drive plate; Step 4, control chip STM32F102 has judged whether action request, if action request is arranged, then proceeds step 5, if there is not action request, then proceeds step 7; Step 5, the coordinate figure that Lineside encoding unit generates sends to host computer by drive plate; Step 6, host computer sends to order the control chip STM32F102 of drive plate, control chip STM32F102 sends to the driving chip with the control signal of 0-5V, the control signal of 0-5V is amplified to the driving signal of 0-48V by the driving chip, the drive direct current generator motion of 0-48V; Step 7, the parameter that control chip STM32F102 will be contained motor force feedback levels and positional information mails to host computer.
Adopt respectively pulse width modulation (PWM) _ A circuit and pulse width modulation (PWM) _ B connection between described drive plate and the described direct current generator; Be normal pulse-width modulation output if pulse width modulation (PWM) _ A circuit is low level output, pulse width modulation (PWM) _ B circuit, direct current generator forward then; If pulse width modulation (PWM) _ A circuit is that normal pulse-width modulation output, pulse width modulation (PWM) _ B circuit are low level output, then direct current generator counter-rotating.
Described Lineside encoding unit adopts the increment type orthogonal encoder of 1000 pulses of ABZ three phase places, and described Lineside encoding unit is finished following steps successively when the coordinate figure that generates: step 1, and Lineside encoding unit initializes; Step 2, direct current generator are clockwise to right limit, and Lineside encoding unit is determined minimum code value Pmin, and minimum code value Pmin respective coordinates is 100; Step 3, direct current generator rotate counterclockwise to left limit, and Lineside encoding unit is determined maximum Pmax, and maximum code value Pmax respective coordinates is 1000; Step 4, direct current generator forwards the optional position to, and Lineside encoding unit obtains code value P; Step 5 is passed through computing formula: A=(1000-100) * P/(Pmax-Pmin) converse the corresponding coordinate figure A of code value P; Step 6 is transferred to drive plate with coordinate figure A by encoder interfaces, and drive plate sends to host computer with the coordinate figure A that receives by USB interface, returns step 4 after finishing and proceeds.
The present invention compares with prior art, adopt the structure of direct current generator, Lineside encoding unit and drive plate, the information that makes drive plate receive host computer is also rotated by pulse width modulation (PWM) Waveform Control direct current generator, drive plate receives the coordinate figure that Lineside encoding unit generates and also positions, thereby makes that force feedback system control is simple, accurate positioning, cost be low.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of drive plate of the present invention.
Fig. 3 is workflow diagram of the present invention.
Fig. 4 is the workflow diagram of Lineside encoding unit of the present invention.
The specific embodiment
Now by reference to the accompanying drawings the present invention is described further.
Referring to Fig. 1, the present invention has designed a kind of game station force feedback system, comprises host computer.The game station force feedback system comprises host computer, drive plate, direct current generator and Lineside encoding unit, host computer is connected with the USB interface of drive plate, the motor-driven interface of drive plate is connected with direct current generator, the encoder interfaces of drive plate is connected with Lineside encoding unit, and direct current generator is connected with Lineside encoding unit is coaxial.Wherein, host computer is PC or industrial main frame.Adopt belt to be connected between the axle of the axle of direct current generator and game station steering wheel.
The present invention adopts direct current generator to be because the direct current generator cost is low, fast response time, and noise is little and power is large, cooperates Lineside encoding unit can realize accurate location.
Referring to Fig. 2, drive plate is divided into control section and drive part.Because rotating, direct current generator can produce electromotive force, especially when having the human hand to stir steering wheel to make the direct current generator backwards rotation, electromotive force is larger, electromotive force can affect control chip STM32F102, and to the very large interference of Lineside encoding unit generation, cause Lineside encoding unit to produce and leak the code situation, thereby cause the location just inaccurate.So the present invention has established optocoupler one and optocoupler two between drive plate control section and drive part, the electromotive force that direct current generator is produced can't interfere with the drive plate control section.Control section comprises 5V power interface, control chip STM32F102 and USB interface, the 5V power interface is connected with the power end of control chip STM32F102, control chip STM32F102 is connected with USB interface, the input of control chip STM32F102 is connected with the output of optocoupler one, and the output of control chip STM32F102 is connected with the input of optocoupler two; Drive part comprises 5V power interface, 48V power interface, encoder interfaces, driving chip, drive axle and motor-driven interface, the 5V power interface is connected with the power end of encoder interfaces and driving chip respectively, the 48V power interface is connected with the power end of drive axle, the output of encoder interfaces is connected with the input of optocoupler one, the output of optocoupler two is connected with the input that drives chip, the output that drives chip is connected with the input of drive axle, and the output of drive axle is connected with the input of motor-driven interface.
Referring to Fig. 2, adopt respectively pulse width modulation (PWM) _ A circuit and pulse width modulation (PWM) _ B connection between drive plate and the direct current generator; Be normal pulse-width modulation output if pulse width modulation (PWM) _ A circuit is low level output, pulse width modulation (PWM) _ B circuit, direct current generator forward then; If pulse width modulation (PWM) _ A circuit is that normal pulse-width modulation output, pulse width modulation (PWM) _ B circuit are low level output, then direct current generator counter-rotating.
Referring to Fig. 3, the game station force feedback system is finished following steps successively: step 1, system initialization; Step 2, control chip STM32F102 determines direct current generator limit coordinate and controls direct current generator and get back to the centre position; Step 3, host computer send to action command the control chip STM32F102 of drive plate; Step 4, control chip STM32F102 has judged whether action request, if action request is arranged, then proceeds step 5, if there is not action request, then proceeds step 7; Step 5, the coordinate figure that Lineside encoding unit generates sends to host computer by drive plate; Step 6, host computer sends to order the control chip STM32F102 of drive plate, control chip STM32F102 sends to the driving chip with the control signal of 0-5V, the control signal of 0-5V is amplified to the driving signal of 0-48V by the driving chip, the drive direct current generator motion of 0-48V; Step 7, the parameter that control chip STM32F102 will contain motor force feedback levels and positional information mails to host computer.
Referring to Fig. 4, Lineside encoding unit adopts the increment type orthogonal encoder of 1000 pulses of ABZ three phase places, and this Lineside encoding unit can not limit the slewing area of direct current generator, and the signal antijamming capability is strong, can position direct current generator in real time.Lineside encoding unit is finished following steps successively when the coordinate figure that generates: step 1, and Lineside encoding unit initializes; Step 2, direct current generator are clockwise to right limit, and Lineside encoding unit is determined minimum code value Pmin, and minimum code value Pmin respective coordinates is 100; Step 3, direct current generator rotate counterclockwise to left limit, and Lineside encoding unit is determined maximum Pmax, and maximum code value Pmax respective coordinates is 1000; Step 4, direct current generator forwards the optional position to, and Lineside encoding unit obtains code value P; Step 5 is passed through computing formula: A=(1000-100) * P/(Pmax-Pmin) converse the corresponding coordinate figure A of code value P; Step 6 is transferred to drive plate with coordinate figure A by encoder interfaces, and drive plate sends to host computer with the coordinate figure A that receives by USB interface, returns step 4 after finishing and proceeds.
Claims (4)
1. game station force feedback system, comprise host computer, it is characterized in that: the game station force feedback system comprises host computer, drive plate, direct current generator and Lineside encoding unit, host computer is connected with the USB interface of drive plate, the motor-driven interface of drive plate is connected with direct current generator, the encoder interfaces of drive plate is connected with Lineside encoding unit, and direct current generator is connected with Lineside encoding unit is coaxial; Described drive plate is divided into control section and drive part, be provided with optocoupler one and optocoupler two between control section and the drive part, described control section comprises 5V power interface, control chip STM32F102 and USB interface, the 5V power interface is connected with the power end of control chip STM32F102, control chip STM32F102 is connected with USB interface, the input of control chip STM32F102 is connected with the output of optocoupler one, and the output of control chip STM32F102 is connected with the input of optocoupler two; Described drive part comprises 5V power interface, 48V power interface, encoder interfaces, driving chip, drive axle and motor-driven interface, the 5V power interface is connected with the power end of encoder interfaces and driving chip respectively, the 48V power interface is connected with the power end of drive axle, the output of encoder interfaces is connected with the input of optocoupler one, the output of optocoupler two is connected with the input that drives chip, the output that drives chip is connected with the input of drive axle, and the output of drive axle is connected with the input of motor-driven interface.
2. a kind of game station force feedback system according to claim 1, it is characterized in that: described game station force feedback system is finished following steps successively: step 1, system initialization; Step 2, control chip STM32F102 determines direct current generator limit coordinate and controls direct current generator and get back to the centre position; Step 3, host computer send to action command the control chip STM32F102 of drive plate; Step 4, control chip STM32F102 has judged whether action request, if action request is arranged, then proceeds step 5, if there is not action request, then proceeds step 7; Step 5, the coordinate figure that Lineside encoding unit generates sends to host computer by drive plate; Step 6, host computer sends to order the control chip STM32F102 of drive plate, control chip STM32F102 sends to the driving chip with the control signal of 0-5V, the control signal of 0-5V is amplified to the driving signal of 0-48V by the driving chip, the drive direct current generator motion of 0-48V; Step 7, the parameter that control chip STM32F102 will contain motor force feedback levels and positional information mails to host computer.
3. a kind of game station force feedback system according to claim 1 is characterized in that: adopt respectively pulse width modulation (PWM) _ A circuit and pulse width modulation (PWM) _ B connection between described drive plate and the described direct current generator; Be normal pulse-width modulation output if pulse width modulation (PWM) _ A circuit is low level output, pulse width modulation (PWM) _ B circuit, direct current generator forward then; If pulse width modulation (PWM) _ A circuit is that normal pulse-width modulation output, pulse width modulation (PWM) _ B circuit are low level output, then direct current generator counter-rotating.
4. a kind of game station force feedback system according to claim 1, it is characterized in that: described Lineside encoding unit adopts the increment type orthogonal encoder of 1000 pulses of ABZ three phase places, described Lineside encoding unit is finished following steps successively when the coordinate figure that generates: step 1, and Lineside encoding unit initializes; Step 2, direct current generator are clockwise to right limit, and Lineside encoding unit is determined minimum code value Pmin, and minimum code value Pmin respective coordinates is 100; Step 3, direct current generator rotate counterclockwise to left limit, and Lineside encoding unit is determined maximum Pmax, and maximum code value Pmax respective coordinates is 1000; Step 4, direct current generator forwards the optional position to, and Lineside encoding unit obtains code value P; Step 5 is passed through computing formula: A=(1000-100) * P/(Pmax-Pmin) converse the corresponding coordinate figure A of code value P; Step 6 is transferred to drive plate with coordinate figure A by encoder interfaces, and drive plate sends to host computer with the coordinate figure A that receives by USB interface, returns step 4 after finishing and proceeds.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103195962A CN102861432A (en) | 2012-08-31 | 2012-08-31 | Game equipment force feedback system |
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| CN2012103195962A CN102861432A (en) | 2012-08-31 | 2012-08-31 | Game equipment force feedback system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178996A (en) * | 1996-10-01 | 1998-04-15 | 索尼计算机娱乐公司 | Game computer control assembly and game computer |
| JPH119838A (en) * | 1997-06-27 | 1999-01-19 | Mitsumi Electric Co Ltd | Computer game controller |
| JP2004033371A (en) * | 2002-07-01 | 2004-02-05 | Alps Electric Co Ltd | Controller for game machine |
| CN101801480A (en) * | 2007-09-20 | 2010-08-11 | 皇家飞利浦电子股份有限公司 | The feedback device that is used to play |
| CN201832408U (en) * | 2010-06-10 | 2011-05-18 | 文韬 | Electronic game force feedback device |
| CN202762068U (en) * | 2012-08-31 | 2013-03-06 | 上海久娱网络科技有限公司 | Improved game equipment force feedback device |
-
2012
- 2012-08-31 CN CN2012103195962A patent/CN102861432A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178996A (en) * | 1996-10-01 | 1998-04-15 | 索尼计算机娱乐公司 | Game computer control assembly and game computer |
| JPH119838A (en) * | 1997-06-27 | 1999-01-19 | Mitsumi Electric Co Ltd | Computer game controller |
| JP2004033371A (en) * | 2002-07-01 | 2004-02-05 | Alps Electric Co Ltd | Controller for game machine |
| CN101801480A (en) * | 2007-09-20 | 2010-08-11 | 皇家飞利浦电子股份有限公司 | The feedback device that is used to play |
| CN201832408U (en) * | 2010-06-10 | 2011-05-18 | 文韬 | Electronic game force feedback device |
| CN202762068U (en) * | 2012-08-31 | 2013-03-06 | 上海久娱网络科技有限公司 | Improved game equipment force feedback device |
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Application publication date: 20130109 |