CN108111066A - A kind of Miniature digital serial ports helm control circuit - Google Patents
A kind of Miniature digital serial ports helm control circuit Download PDFInfo
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- CN108111066A CN108111066A CN201711376568.3A CN201711376568A CN108111066A CN 108111066 A CN108111066 A CN 108111066A CN 201711376568 A CN201711376568 A CN 201711376568A CN 108111066 A CN108111066 A CN 108111066A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/0241—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being an overvoltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/03—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors
- H02P7/04—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors by means of a H-bridge circuit
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Steering Mechanism (AREA)
Abstract
The present invention relates to a kind of Miniature digital serial ports helm control circuits, including main control module, power module, voltage detection module, current detection module, temperature detecting module, LED module, position detecting module, motor drive module, interface module, the main control module is powered by the power module, after the voltage detection module connection input power main control module transfer overvoltage signal is connected by bleeder circuit, the current detection module connects the main control module with the temperature detecting module and transfers electric current and temperature information, the LED module connects the main control module as light emitting module, the motor drive module connects direct current generator in the main control module driving steering engine, the interface module connects the main control module and transfers power supply and control signal.Circuit cost of the present invention is low, and perfect in shape and function is small, can apply in the digitizing of small-sized steering machine, bussed production and repacking.
Description
Technical field
The present invention relates to serial ports servos control fields, specifically a kind of Miniature digital serial ports helm control circuit.
Background technology
Digital serial ports steering engine is a kind of monobus, can cascade digital rudder controller, have wire structures beautiful, occupy port
Few, the advantages that control is precisely and with feedback, is communicated using the semiduplex serial communication protocol of single line between steering engine, but city
Existing serial ports steering engine is applied in large scale, the steering engine of large torque more on face, be directed to small size steering engine (weight 20G with
Under, torque is in below 2kgcm), be largely simulation steering engine such as 9G, 12G steering engine, precision it is not high and can not intelligent control,
There is no corresponding serial bus steering engine.Though domestic steering engine manufacturer, which flies special model, is proposed a 9G serial ports steering engine, using
External distributor plate cascades each steering engine, does not embody the advantage of serial ports steering engine completely in wiring, and without temperature, voltage, electricity
The feedback informations such as stream, without monitoring and protecting function.
Chinese invention patent CN107053172A (publication date is on 08 18th, 2017) discloses a kind of steering engine mainboard control
Circuit and robot processed including main control chip, driving chip, acquisition chip, communicating circuit etc., can theoretically be reached and this hair
Bright same effect, but the invention is suitable for the application of the high-end big torsion large scale steering engine with magnetic coding, does not refer to small-sized
The specific design of helm control circuit.
Chinese invention patent CN104407625A (publication date is on 03 11st, 2015) discloses a kind of digital rudder controller tool
Angled pattern and continuous rotary mode, using AVRAtmega8 as main control chip, such scheme cost is higher, and does not carry
And how to apply in the bus digital improvement of small-sized steering machine.
The content of the invention
The technical problems to be solved by the invention are to propose a kind of Miniature digital serial ports helm control circuit, meet
The digitlization of small-sized steering machine, bus marco solve the miniaturized intelligent demand in servos control field.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of Miniature digital serial ports helm control circuit, including main control module, power module, voltage detection module, electric current
Detection module, temperature detecting module, LED module, position detecting module, motor drive module, interface module, the main control module
It is powered by the power module, the voltage detection module is connected with after input power VIN and connects the master by bleeder circuit
Module transfer overvoltage signal is controlled, the current detection module connects the main control module with the temperature detecting module and transfers electric current
And temperature information, the LED module connect the main control module as light emitting module, the motor drive module connects the master
Direct current generator in module drive steering engine is controlled, the interface module connects the main control module and transfers power supply and control signal.
The main control module includes main control chip, second resistance, the second capacitance, the 4th capacitance and the 5th capacitance, the master
Control the stm8s003 chips that chip uses qfn20 encapsulation.
The position detecting module includes the first contact, the second contact, the 3rd contact, first contact and the described 3rd
It is parallel with the 3rd capacitance between contact, second contact is serially connected with 20 feet that the main control chip is connected after the 11st resistance.
The voltage detection module includes the common port of the 6th resistance and the 7th resistance, the 6th resistance and the 7th resistance
Connect 17 feet of the main control chip.
The temperature detecting module includes the 8th resistance, the 9th NTC resistance, and the 9th NTC resistance uses resistance value 10K, B
The NTC thermo-sensitive resistors of value 3950.
The current detection module includes current detecting chip, the 4th resistance, the 5th resistance, 3rd resistor, the 6th capacitance,
The model ZXCT1009 of the current detecting chip, 2 feet of the current detecting chip connect after connecting the 4th resistance
3 feet of the current detecting chip, 3 feet of the current detecting chip are connected to the input power VIN, the current detecting
1 foot of chip is grounded after being connected to the 5th resistance, and 1 foot of the current detecting chip is also connected with the 3rd resistor and
11 feet of the main control chip are connected to after the RC wave filters of six capacitances composition.
The motor drive module includes motor chip and the first capacitance, and the motor chip uses model TC118HS
H bridge motor chips, 2 feet of the motor chip connect 14 feet of the main control chip, the 3 feet connection institute of the motor chip
13 feet of main control chip are stated, 4 feet of the motor chip connect 2 feet of the current detecting chip, 5 feet of the motor chip
The 4th contact and the 5th contact have been connected respectively with 8 feet, between the 4th contact and the 5th contact and has been connected to described
One capacitance.
The LED module includes RGB tri coloured lanterns and the tenth resistance, and one end of the tenth resistance connects tri- colors of RGB
4 feet of lamp, other end ground connection, 1 foot, 2 feet, 3 feet of the RGB tri coloured lanterns are correspondingly connected to 7 feet of the main control chip, 10
Foot, 12 feet.
The interface module includes first interface and second interface, the first interface and second interface use foot spacing for
The sleeping patch female seat 3P connectors of 1.0mm.
Direct current generator surface of the 9th NTC resistance (R9) by lead placement inside steering engine.
The beneficial effects of the invention are as follows：Compared with prior art, under equal function, the small (11mm* of the present invention
10mm), it is easy to install in the small-sized steering machines casing such as 9g, 12g, and component is less, at low cost, perfect in shape and function.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the electric operation control circuit figure of the present invention；
Fig. 2 is the main control module figure of the present invention；
Fig. 3 is the power module figure of the present invention；
Fig. 4 is the voltage detection module figure of the present invention；
Fig. 5 is the current detection module figure of the present invention；
Fig. 6 is the temperature detecting module figure of the present invention；
Fig. 7 is the LED module figure of the present invention；
Fig. 8 is the position detecting module figure of the present invention；
Fig. 9 is the motor drive module figure of the present invention；
Figure 10 is the interface module figure of the present invention；
Figure 11 is the scheme of installation of the present invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below it is right
The present invention is expanded on further.
Electric operation control circuit figure as shown in Figure 1：
A kind of Miniature digital serial ports helm control circuit, including main control module 1, power module 2, voltage detection module 3, electricity
Detection module 4, temperature detecting module 5, LED module 6, position detecting module 7, motor drive module 8, interface module 9 are flowed, it is described
Main control module 1 is powered by the power module 2, and the voltage detection module 3 is connected with after input power VIN by bleeder circuit
The 1 transfer overvoltage signal of main control module is connected, the current detection module 4 and the temperature detecting module 5 connect the master
It controls module 1 and transfers electric current and temperature information, the LED module 6 connects the main control module 1 as light emitting module, the motor
Drive module 8 connects the main control module 1 and drives direct current generator in steering engine, and the interface module 9 connects the main control module 1 and passes
Pass power supply and control signal.
Main control module figure as shown in Figure 2：
The main control module 1 includes main control chip U2, second resistance R2, the second capacitance C2, the electricity of the 4th capacitance C4 and the 5th
Hold, the main control chip U2 uses the stm8s003 chips of qfn20 encapsulation, and one end of the second resistance R2 is connected with digital electricity
Road power supply VCC, the other end are grounded after being connected to the second capacitance C2, the public affairs of the second resistance R2 and the second capacitance C2
End connects the 1 foot composition electrification reset circuit of the main control chip U2 altogether, is considered as short circuit in the second capacitance C2 described in powered on moment,
1 foot of the main control chip U2, that is, reset pin level drags down is made into chip reset, the second capacitance C2 chargings backsight is opens
The 1 foot level of the main control chip U2 is drawn high by the second resistance R2 in road, and 5 feet of the main control chip U2 are connected to institute
It is grounded after stating the 4th capacitance C4, the 4th capacitance C4 is the kernel pressure regulation capacitance of main control chip U2, and core voltage is kept to stablize
In 1.8V, the capacitance of the 4th capacitance C4 is 1uf.
Power module figure as shown in Figure 3：
The power module 2 includes voltage stabilizing chip U4, the 11st capacitance C11, the 7th capacitance C7, the 8th capacitance C8, the 9th
Capacitance C9, the 11st capacitance C11, the 7th capacitance C7 are input filter capacitor, and the 8th capacitance C8, the 9th capacitance C9 are
Output filter capacitor, the voltage stabilizing chip U4 use the 3.3V voltage stabilizing chips of model 662K, provide 3.3V's for entire circuit
Digital power VCC.
The voltage detection module 3, current detection module 4, temperature detecting module 5 and position detecting module 7 can be concluded
For feedback information acquisition module, voltage, electric current, temperature and the location information in corresponding acquisition steering engine operational process, described respectively
Feedback information, which can be changed into voltage signal and be connected to any ADC pins of the main control chip U2, to be AD converted, by the electricity
The transformed digital signal of pressure signal can draw the actual feedback information data size gathered by computing.
Voltage detection module figure as shown in Figure 4：
The voltage detection module 3 includes the 6th resistance R6 and the 7th resistance R7, and one end of the 6th resistance R6 connects
Have an input power VIN, the other end is grounded after connecting the 7th resistance R7, constitutes bleeder circuit, the 6th resistance R6 and
The common port of 7th resistance R7 is connected to the voltage division signal of the 17 feet transmission input power VIN of the main control chip U2, and described the
Six resistance R6 use precision as 1%, and resistance value is the resistance of 10K, and the 7th resistance R7 uses precision as 1%, and resistance value is 20K's
Resistance can obtain higher measurement accuracy using resistance with high accuracy.
Current detection module figure as shown in Figure 5：
The current detection module 4 include current detecting chip U3, the 4th resistance R4, the 5th resistance R5,3rd resistor R3,
Described in the 2 feet connection of the model ZXCT1009, the current detecting chip U3 of 6th capacitance C6, the current detecting chip U3
3 feet of the current detecting chip U3 are connected after 4th resistance R4,3 feet of the current detecting chip U3 are connected with input power
2 feet of VIN, the current detecting chip U3 are connected to the power input of the motor drive module 8, the 4th resistance R4
For current sampling resistor, use resistance value as 0.05 ohm, precision 1%, be encapsulated as 0805 resistance, to motor drive current into
Row sampling is to prevent long-time overcurrent from motor drive ic being caused to burn or motor overheating, 1 foot of the current detecting chip U3
It is grounded after being connected to the 5th resistance R5,1 foot of the current detecting chip U3 is also connected with the 3rd resistor R3 and the 6th
11 feet of the main control chip U2 are connected to after the RC wave filters of capacitance C6 compositions, the current detecting chip U3 is defeated by 2 feet
Go out the voltage signal that the obtained current signal of sampling is converted into, the 5th resistance R5 is pull down resistor, the voltage signal
The current value that computing obtains sampling is carried out after RC filtering is AD converted by the ADC pins of the main control chip U2.
Temperature detecting module figure as shown in Figure 6：
The temperature detecting module 5 includes the 8th resistance R8, the 9th NTC resistance R9, and the 8th resistance R8 uses precision
For 1% 10K resistance, the 9th NTC resistance uses resistance value 10K, the direct insertion NTC thermo-sensitive resistors of B values 3950, and the described 8th
One end of resistance R8 is connected to the digital circuit power source VCC, and the other end is grounded after being connected to the 9th NTC resistance R9, institute
The 9th NTC resistance R9 is stated by motor surface of the lead placement inside steering engine to detect motor temperature, the variation of motor temperature
The resistance value of thermo-sensitive resistor can be influenced, it can be by variation by the bleeder circuit of the circuit connection composition of above-mentioned temperature detecting module 5
Resistance value information switchs to information of voltage and passes to the main control chip U2, and number is converted to by the ADC channel of the main control chip U2
The resistance value of the 9th NTC resistance R9 is reversely acquired after information, is 3950 by comparing B values, the temperature that resistance value is the NTC of 10K-
Resistance value table obtains motor temperature.The temperature detecting resistance of general steering engine is directly arranged on mainboard or near motor drive ic, it is impossible to
, often there is motor overheating in reaction motor temperature variation very well but mainboard simply warms, and so lose temperature detection
Meaning, the present invention NTC resistance is directly arranged in motor surface, monitor motor temperature in real time, once reach predetermined temperature
The upper limit just reduces motor load cooling protection.
LED module figure as shown in Figure 7：
The LED module 6 includes RGB tri coloured lanterns L1 and the tenth resistance R10, one end connection institute of the tenth resistance R10
4 feet of RGB tri coloured lanterns L1 are stated, other end ground connection, 1 foot, 2 feet, 3 feet of the RGB tri coloured lanterns L1 are correspondingly connected to the master control
7 feet, 10 feet, 12 feet of chip U2,7 feet, 10 feet, 12 feet of the main control chip U2 can be configured as PWM output modes, pass through
7 feet, 10 feet, the PWM duty cycle of 12 feet for adjusting the main control chip U2 control the red, green, blue three of the RGB tri coloured lanterns L1 former
The ratio of color, so as to synthesize any color, the tenth resistance R10 is current-limiting resistance, is placed on the ground of the RGB tri coloured lanterns L1
End is to reduce number of elements, and the RGB tri coloured lanterns L1 can be used 1206 encapsulation RGB lamps of small size, reduced mainboard size,
The LED schemes that the present invention uses only use two elements, and are driven using pwm signal, and displayable color category enriches.
Position detecting module figure as shown in Figure 8：
The position detecting module 7 includes the first contact TP1, the second contact TP2, the 3rd contact TP3, first contact
TP1 is grounded, the 3rd contact TP3 connections digital circuit power source VCC, the first contact TP1 and the 3rd contact TP3 it
Between be parallel with electric capacity of voltage regulation the 3rd capacitance C3, the second contact TP2 and connect the master control core after being serially connected with the 11st resistance R11
20 feet of piece U2, the first contact TP1 and the 3rd contact TP3 are used to weld total resistance end of position feedback potentiometer in steering engine,
Generally No. 1 foot and No. 3 feet, the second contact TP2 are used to welding the variable resistor end of position feedback potentiometer in steering engine, and one
As for No. 2 feet, formed after the first contact TP1, the second contact TP2, the 3rd contact TP3 connections position feedback potentiometer
One bleeder circuit, the potentiometer variable resistor end resistance value for representing steering engine output shaft rotary position information are converted into voltage letter
Number, it is input to 20 feet of the main control chip U2 after the filtering by the 11st resistance R11, the 20 of the main control chip U2
Foot is a wherein ADC pins, and the voltage signal of input can be converted to the location information that digital signal corresponds to steering engine output shaft,
Since the ADC precision of main control chip U2 is 1024 grades, so position detection accuracy is by formula --- potentiometer angle rotatable/
1024 obtain, and if position feedback potentiometer maximum rotation angle is 300 degree, then position detection accuracy is 300 degree/1024 ≈ 0.3
Degree.
Motor drive module figure as shown in Figure 9：
The motor drive module 8 includes motor chip U1 and the first capacitance C1, the motor chip U1 uses model
The H bridge motor chips of TC118HS, maximum input voltage 7.6V, peak point current 2.5A, follow current 1.8A meet small-sized enough
The motor demand of steering engine, 2 feet of the motor chip U1 connect the 14 foot input signal INA of the main control chip U2, the electricity
14 feet and 13 feet that 3 feet of movement piece U1 connect 13 foot the input signal INB, the main control chip U2 of the main control chip U2 are equal
For the pin with PWM output functions, 4 feet of the motor chip U1 connect the 2 feet input warp of the current detecting chip U3
Power supply after overcurrent sampling resistor, 8 feet of the motor chip U1 are connected with the 4th contact TP4 and export signal OUTA, described
5 feet of motor chip U1 are connected between the 5th contact TP5 outputs signal OUTB, the 4th contact TP4 and the 5th contact TP5
And be connected to the first capacitance C1 and output terminal is filtered, the 4th contact TP4 and the 5th contact TP5 is connected to straight inside steering engine
The positive and negative end of galvanic electricity machine, the control logic table of the motor chip U1 are as follows：
It is as shown in the table when INA and INB signals are all low level, and OUTA and OUTB outputs are high-impedance state, at this time at motor
In armed state；
When INA is high level, and INB is low level, OUTA output high pressures, OUTB outputs low pressure shows as being grounded, at this time
Motor rotates forward；
When INA is low level, and INB is high level, OUTB output high pressures, OUTA outputs low pressure shows as being grounded, at this time
Motor reversal；
When INA is high level, and INB is high level, OUTA and OUTB outputs low pressure show as being grounded simultaneously, are equivalent to pair
Motor positive and negative anodes are connected ground connection, and at this time due to the magnetoresistance inside motor, motor shows as braking；
Particularly, INA and INB signals can be pwm signal, be set by 14 feet to the main control chip U2 and 13 feet
Frequency is 20KHz, and the two-way pwm signal of variable duty ratio can control the speed rotated and reverse, is embodied in INA letters
Number input pwm signal duty cycle more be more than INB signals input pwm signal duty cycle, the positive rotary speed of motor is bigger, INB letter
The pwm signal duty cycle of number input is more more than the pwm signal duty cycle of INA signals input, and motor reversal speed is bigger.
Interface module figure as shown in Figure 10：
The interface module 9 includes first interface P2 and second interface P5, and the first interface P2 and second interface P5 are adopted
The sleeping patch female seat 3P connectors for being 1.0mm with foot spacing, the connector can be used SH1.0-3P and crouch patch, be symmetrically distributed in control
The 1 foot ground connection of plate both sides, the first interface P2 and second interface P5,2 feet meet input power VIN, and 3 feet are connected with first resistor
R1 is followed by 19 feet of the main control chip U2, and 19 feet of the main control chip U2 can be configured to semi-duplex serial port pattern, when multiple
After steering engine is together in series by first interface P2 and second interface P5, all steering engines by carry in bus, all rudders in bus
19 feet of the main control chip U2 of machine receive the control signal from peripheral hardware steering engine controller, at this time the main control chip U2
19 feet are in reception state, after receive information is inquired containing this steering engine ID number, 19 feet of the main control chip of this steering engine
It is converted to transmission state and sends response, when not inquiring receive information containing this steering engine ID number, keep reception state.
Scheme of installation as shown in figure 11：
The circuit board size of the present invention can narrow down to 11mm*10mm, can be installed on inside general 9G steering engines, first connects
Mouth b and second interface c is installed on control panel both sides and stretches out steering engine line cascade easy to use respectively in steering engine bottom cover d two sides tapping
Steering engine, RGB tri coloured lanterns a are placed on control panel bottom close to the position of side wall, and translucent material moulding can be used in steering engine bottom cover d
Make bottom cover member light transmission, the lighting effects of RGB tri coloured lanterns a can be enhanced.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these variation and
Improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (10)
1. a kind of Miniature digital serial ports helm control circuit, it is characterised in that：Including main control module (1), power module (2), electricity
Press detection module (3), current detection module (4), temperature detecting module (5), LED module (6), position detecting module (7), motor
Drive module (8), interface module (9), the main control module (1) are powered by power module (2), the voltage detection module (3)
It is connected with after input power VIN and transfers input voltage signal, the current detecting mould by bleeder circuit connection main control module (1)
Block (4) and temperature detecting module (5) connection main control module (1) transfer electric current and temperature signal, LED module (6) the connection master
Module (1) is controlled as light emitting module, motor drive module (8) the connection main control module (1) drives direct current generator in steering engine, institute
It states interface module (9) connection main control module (1) and transfers power supply and control signal.
2. a kind of Miniature digital serial ports helm control circuit according to claim 1, it is characterised in that：The main control module
(1) main control chip (U2), second resistance (R2), the second capacitance (C2), the 4th capacitance (C4) and the 5th capacitance (C5) are included, it is described
Main control chip (U2) uses the stm8s003 chips of qfn20 encapsulation.
3. a kind of Miniature digital serial ports helm control circuit according to claim 2, it is characterised in that：The position detection
Module (7) include the first contact (TP1), the second contact (TP2), the 3rd contact (TP3), first contact (TP1) with it is described
The 3rd capacitance (C3) is parallel between 3rd contact (TP3), after second contact (TP2) is serially connected with the 11st resistance (R11)
Connect 20 feet of the main control chip (U2).
4. a kind of Miniature digital serial ports helm control circuit according to claim 2, it is characterised in that：The voltage detecting
Module (3) includes the common port of the 6th resistance (R6) and the 7th resistance (R7), the 6th resistance (R6) and the 7th resistance (R7)
Connect 17 feet of the main control chip (U2).
5. a kind of Miniature digital serial ports helm control circuit according to claim 1, it is characterised in that：The temperature detection
Module (5) includes the 8th resistance (R8), the 9th NTC resistance (R9), and the 9th NTC resistance (R9) uses resistance value 10K, B values
3950 NTC thermo-sensitive resistors.
6. a kind of Miniature digital serial ports helm control circuit according to claim 2, it is characterised in that：The current detecting
Module (4) includes current detecting chip (U3), the 4th resistance (R4), the 5th resistance (R5), 3rd resistor (R3), the 6th capacitance
(C6), the model ZXCT1009 of the current detecting chip (U3), the 2 feet connection described the of the current detecting chip (U3)
Four resistance (R4) connect 3 feet of the current detecting chip (U3) afterwards, and 3 feet of the current detecting chip (U3) are connected to described
Input power VIN, 1 foot of the current detecting chip (U3) are connected to the 5th resistance (R5) and are grounded afterwards, the electric current inspection
It is connected to after the RC wave filters that 1 foot of survey chip (U3) is also connected with the 3rd resistor (R3) and the 6th capacitance (C6) forms described
11 feet of main control chip (U2).
7. a kind of Miniature digital serial ports helm control circuit according to claim 6, it is characterised in that：The motor driving
Module (8) includes motor chip (U1) and the first capacitance (C1), and the motor chip (U1) uses the H bridges of model TC118HS
Motor chip, 14 feet of the 2 feet connection main control chip (U2) of the motor chip (U1), the 3 of the motor chip (U1)
Foot connects 13 feet of the main control chip (U2), and 4 feet of the motor chip (U1) connect the 2 of the current detecting chip (U3)
Foot, 5 feet and 8 feet of the motor chip (U1) have been connected respectively the 4th contact (TP4) and the 5th contact (TP5), described
Between 4th contact (TP4) and the 5th contact (TP5) and it is connected to first capacitance (C1).
8. a kind of Miniature digital serial ports helm control circuit according to claim 2, it is characterised in that：The LED module
(6) RGB tri coloured lanterns (L1) and the tenth resistance (R10) are included, one end of the tenth resistance (R10) connects the RGB tri coloured lanterns
(L1) 4 feet, other end ground connection, 1 foot, 2 feet, 3 feet of the RGB tri coloured lanterns (L1) are correspondingly connected to the main control chip (U2)
7 feet, 10 feet, 12 feet.
9. a kind of Miniature digital serial ports helm control circuit according to claim 1, it is characterised in that：The interface module
Including first interface (P2) and second interface (P5), the first interface (P2) and second interface (P5) use foot spacing for
The sleeping patch female seat 3P connectors of 1.0mm.
10. a kind of Miniature digital serial ports helm control circuit according to claim 5, it is characterised in that：9th NTC
Direct current generator surface of the resistance (R9) by lead placement inside steering engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376568.3A CN108111066A (en) | 2017-12-19 | 2017-12-19 | A kind of Miniature digital serial ports helm control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376568.3A CN108111066A (en) | 2017-12-19 | 2017-12-19 | A kind of Miniature digital serial ports helm control circuit |
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| Publication Number | Publication Date |
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| CN108111066A true CN108111066A (en) | 2018-06-01 |
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ID=62210154
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|---|---|---|---|
| CN201711376568.3A Withdrawn CN108111066A (en) | 2017-12-19 | 2017-12-19 | A kind of Miniature digital serial ports helm control circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262480A (en) * | 2020-03-27 | 2020-06-09 | 贵州航天林泉电机有限公司 | Steering engine controller circuit |
| CN111897750A (en) * | 2020-08-07 | 2020-11-06 | 航天科工微电子系统研究院有限公司 | SoC chip structure applied to steering engine control system |
| CN114363106A (en) * | 2020-09-29 | 2022-04-15 | 深圳英集芯科技股份有限公司 | Single-wire communication apparatus, communication system, and single-wire communication method |
-
2017
- 2017-12-19 CN CN201711376568.3A patent/CN108111066A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111262480A (en) * | 2020-03-27 | 2020-06-09 | 贵州航天林泉电机有限公司 | Steering engine controller circuit |
| CN111897750A (en) * | 2020-08-07 | 2020-11-06 | 航天科工微电子系统研究院有限公司 | SoC chip structure applied to steering engine control system |
| CN114363106A (en) * | 2020-09-29 | 2022-04-15 | 深圳英集芯科技股份有限公司 | Single-wire communication apparatus, communication system, and single-wire communication method |
| CN114363106B (en) * | 2020-09-29 | 2024-01-05 | 深圳英集芯科技股份有限公司 | Single-wire communication device, communication system, and single-wire communication method |
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Application publication date: 20180601 |
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