CN208283907U - A kind of power control circuit for three-dimensional body-sensing mouse - Google Patents

Abstract

The utility model relates to a kind of power control circuits for three-dimensional body-sensing mouse, including switching circuit, switching circuit, booster circuit, charging circuit, voltage regulator circuit, input of the voltage of charging circuit output as booster circuit, input of the output of booster circuit as voltage regulator circuit.Switching circuit and switching circuit are used to control the on-off and operating mode of whole system.The utility model is due to using the lower voltage stabilizing chip of power consumption and being able to achieve the power management module of Sofe Switch, thus the problems such as frequent charge, cruising ability are poor, power consumption is high has thoroughly been taken leave of, so that people is detached from charging equipment for a long time, more conveniently and effectively realizes that body-sensing mouse realizes human-computer interaction.

Description

A kind of power control circuit for three-dimensional body-sensing mouse

Technical field

The utility model belongs to computer accessories field, is related to the power control circuit of mouse, especially a kind of for three-dimensional The power control circuit of body-sensing mouse.

Background technique

The body-sensing mouse of human-computer interaction technology is always computer user interface and the important channel that people links up.With equipment Miniaturization, intelligent, multifunction is integrated, people start to consider the power consumption of equipment, continuation of the journey time the problems such as it is caused Frequent charge problem and body-sensing mouse the poor problem of human-computer interaction.

By the retrieval of patent publication us, it is found that the patent document for being related to mouse circuit only has the one of the applicant :

A kind of control circuit (cn206696825U) for three-dimensional body-sensing mouse includes transmitting terminal circuit and receiving end By wireless network connection, receiving terminal circuit includes: single-chip microcontroller, USB interface, voltage regulator circuit, nothing for circuit, transmitting terminal and receiving end Line rf chip；Emitting terminal circuit includes: single-chip microcontroller, voltage regulator circuit, wireless radio transceiver chip, is mounted on monolithic Information output interface, the MPU6050 motion pick device, charging circuit of machine.

Patent document disclosed above is to the innovation of the control circuit of three-dimensional body-sensing mouse, and the purpose is to use on the whole MPU6050 obtains three axis angular rate of 3-axis acceleration and is fused into three shaft angle degree control mouse；And present patent application is for body-sensing The power control circuit of mouse, solution is the problems such as cruising ability is poor, and power consumption is high.Therefore, the disclosure patent document will not be broken The creativeness of bad present patent application.

Summary of the invention

The purpose of the utility model is to overcome in place of the deficiencies in the prior art, provide it is a kind of be skillfully constructed, low-power consumption Power control circuit for three-dimensional body-sensing mouse.

The utility model solves its technical problem and adopts the following technical solutions to achieve:

A kind of power control circuit for three-dimensional body-sensing mouse, including switching circuit, switching circuit, booster circuit, fill Circuit, voltage regulator circuit, input of the voltage of charging circuit output as booster circuit, the output of booster circuit is as pressure stabilizing electricity The input on road.Switching circuit and switching circuit are respectively intended to the on-off and operating mode of control whole system.

Moreover, the switching circuit includes mos pipe SI2301, SI2302, triode SS8050, contact button K3, it is used for Control the switching of power supply and battery；When contact button K3 is triggered, power supply flows into ground from R12, R13, K3, T1, and at this time three Pole pipe conducting；Simultaneously because D6 red luminotron clamping action, the right side R13 current potential, which becomes 1.5V, is connected Q1, realizes that circuit is soft The effect of switch；Mos pipe Q2 makes can control by single-chip microcontroller at this time, enables its conducting, and current potential is always on the right side of R13 at this time 1.5V realizes the self-locking function of switching circuit.

Moreover, the switching circuit realizes the power supply switching of circuit, when switch K1 is marked to " ON ", jump using dial-up key Onboard boost module is crossed, 3.7v voltage and the same voltage class of 5v voltage are made；When switch K2 is marked to " ON ", onboard electricity is skipped Source control module, battery power supply are forced to keep connection, not will disconnect.

Moreover, the booster circuit uses LM27313 chip, by chip interior self-oscillation, with L1, D5, R14, C15, R17 collectively forms boosting accumulator, by battery 3.7V boost in voltage to 5V, guarantees the stabilization of power supply power supply.

Moreover, the voltage regulator circuit is used for pressure stabilizing, to chip microcontroller constant current-supplying, by the capacitor of 0.1uF in pressure stabilizing Rear class connection filters out high frequency and component to realize decoupling, keeps the waveform of the power supply of output more neat.

Moreover, the charging circuit uses LTC4054 charging chip, controlled by charging current of the R11 to battery, VBUS bus can realize the purpose used while charging by switching circuitry connection into boosting circuit simultaneously.

The advantages and positive effects of the utility model are as follows:

1, this circuit is made of switching circuit, loop of voltage regulation, charge circuit, switching circuit, booster circuit, is with charging The power control circuit for body-sensing mouse that mouth is made of for input, pressure stabilizing interface the mode of output, due to using function Lower voltage stabilizing chip and the power management module for being able to achieve Sofe Switch are consumed, frequent charge, cruising ability have thus thoroughly been taken leave of Difference, the problems such as power consumption is high, allow people to be detached from charging equipment for a long time, more conveniently and effectively realize that body-sensing mouse realizes people Machine interaction.

2, this circuit uses LTC4054 charging module, it can be achieved that low pressure alarming function, and reserved charge port and charging IC, Consistent with DC socket data line interface on the market, charging voltage is all 5V, realizes to insert and charge, and compatibility is strong, can match Most of charging IC on the market.

3, this circuit integrally uses modularized design, can be real in order to provide the required supply voltage of each submodule Now preferable power-balance, preferably realization power management and low-power consumption processing, to reach prolonged cruising ability, and it is every One module is all built upon on reasonable application demand basis, and not extra energy loss, battery is mounted on plank back Portion makes to be held by product facility more comfortable.

Detailed description of the invention

Fig. 1 is the schematic block circuit diagram in the utility model；

Fig. 2 is the switching circuit schematic diagram of Fig. 1；

Fig. 3 is the switching circuit schematic diagram of Fig. 1；

Fig. 4 is the booster circuit schematic diagram of Fig. 1；

Fig. 5 is the charging circuit schematic diagram of Fig. 1；

Fig. 6 is the voltage regulator circuit schematic diagram of Fig. 1.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing and by specific embodiment, and following embodiment is only retouched The property stated, it is not restrictive, protection scope of this utility model cannot be limited by this.

A kind of power control circuit for three-dimensional body-sensing mouse, including switching circuit, switching circuit, booster circuit, fill Circuit, voltage regulator circuit, input of the voltage of charging circuit output as booster circuit, the output of booster circuit is as pressure stabilizing electricity The input on road.Switching circuit is used to control the on-off of whole system, and switching circuit is used to control the operating mode of whole system.

The structure and function that once constitute the modules that power supply can control circuit are described separately below:

1, switching circuit: being collectively formed using mos pipe SI2301, SI2302, triode SS8050, contact button K3 etc., For controlling the switching of power supply and battery.When contact button K3 is triggered, power supply flows into ground from R12, R13, K3, T1, this When triode ON；Simultaneously because D6 red luminotron clamping action, the right side R13 current potential becomes 1.5V or so, and Q1 is connected, this When can realize the effect of circuit soft switch；Mos pipe Q2 makes can control by single-chip microcontroller at this time, enables its conducting, at this time on the right side of R13 Current potential is always 1.5V or so, realizes the self-locking function of switching circuit.

Switching circuit is the Sofe Switch for realizing circuit, by the way that by energization of short duration after key pressing, single-chip microcontroller starts certainly Lock, plays the role of Sofe Switch.

2, switching circuit: realize that the power supply of circuit switches using dial-up key.When switch K1 is marked to " ON ", plate can skip Boost module is carried, 3.7v voltage and the same voltage class of 5v voltage are made.When switch K2 is marked to " ON ", board mounted power can skip Control module, battery power supply are forced to keep connection, not will disconnect.

Power supply switch circuit: for switching external power supply and internal electric source, that is, two kinds of power supply modes of switching.

The function of switching circuit dial-up key describes:

1 switch 2 of switch

OFF OFF battery supply is pressed enabled by onboard right end contact button, boosts to normal use after 5v

OFF ON battery supply defaults a direct power supply, boosts to normal use after 5v

ON OFF battery supply pressed by onboard right end contact button it is enabled, directly serve as 5v power supply use

ON ON battery supply defaults a direct power supply, directly serves as the use of 5v power supply.

Booster circuit: boost chip uses LM27313, required for the voltage exported from switching circuit is increased to Target voltage is used to single-chip microcontroller and other module for power supply.

Booster circuit uses LM27313 chip, by chip interior self-oscillation, with the common structure of L1, D5, R14, C15, R17 Battery 3.7V or so boost in voltage to 5V is guaranteed into the stabilization of power supply power supply at boosting accumulator.

Voltage regulator circuit: using XC60206P332MR voltage-stablizer, the power supply of the output of switching circuit is carried out pressure stabilizing, to list Piece machine realizes constant current-supplying；

Voltage regulator circuit is used for pressure stabilizing, to chip microcontroller constant current-supplying, by the capacitor of 0.1uF pressure stabilizing rear class connect with It realizes decoupling, filters out high frequency and component, keep the waveform of the power supply of output more neat, compared to other voltage-stabilizing devices, the device The volume of part is smaller, and the pressure stabilizing linearity is more preferable, exports more stable；

Charging circuit, for the charging of battery, charging circuit uses LTC4054 charging chip, is filled by R11 to battery Electric current is controlled, while VBUS bus can be by switching circuitry connection into boosting circuit, and realization makes while charging Purpose.

Charging circuit is used for the power supply of stable single-chip microcontroller, and charging circuit uses LTC4054 charging chip, and charging interface is adopted With DC-056, the interface is small in size, and compatibility is strong.

The working method of this circuit is:

At work, power switch is opened, and equipment meeting automatic identification is charge mode start-up operation mode, is adjusted dial-up and is opened It closes, handoff functionality switching may be implemented, when switch 1,2 is closed, battery supply is pressed enabled, liter by onboard right end contact button It is depressed into normal use after 5v, when switch 1 is closed, 2, which open battery supplies, defaults a direct power supplies, normal use after 5v is boosted to, when Switch 1 is opened, and 2 close, and battery supply is pressed enabled by onboard right end contact button, the use of 5v power supply is directly served as, when opening It closes 1,2 to open, battery supply defaults a direct power supply, directly serves as the use of 5v power supply.

Claims (6)

1. a kind of power control circuit for three-dimensional body-sensing mouse, it is characterised in that: including switching circuit, switching circuit, liter Volt circuit, charging circuit, voltage regulator circuit, input of the voltage of charging circuit output as booster circuit, the output of booster circuit As the input of voltage regulator circuit, switching circuit and switching circuit are respectively intended to control the on-off and operating mode of whole system.

2. the power control circuit according to claim 1 for three-dimensional body-sensing mouse, it is characterised in that: the switch electricity Road includes mos pipe SI2301, SI2302, triode SS8050, contact button K3, for controlling the switching of power supply and battery；When When contact button K3 is triggered, power supply flows into ground from R12, R13, K3, T1, at this time triode ON；Simultaneously because D6 is red Luminous tube clamping action, the right side R13 current potential, which becomes 1.5V, is connected Q1, realizes the effect of circuit soft switch；Mos pipe Q2 is logical at this time Crossing single-chip microcontroller makes can control, and enables its conducting, and current potential is always 1.5V on the right side of R13 at this time, realizes the self-locking function of switching circuit.

3. the power control circuit according to claim 1 for three-dimensional body-sensing mouse, it is characterised in that: the switching electricity Road realizes that the power supply switching of circuit skips onboard boost module when switch K1 is marked to " ON " using dial-up key, makes 3.7v electricity Pressure is same voltage class with 5v voltage；When switch K2 is marked to " ON ", board mounted power control module is skipped, battery power supply is forced Connection is kept, do not will disconnect.

4. the power control circuit according to claim 1 for three-dimensional body-sensing mouse, it is characterised in that: the boosting electricity Road collectively forms boosting accumulator with L1, D5, R14, C15, R17 by chip interior self-oscillation using LM27313 chip, By battery 3.7V boost in voltage to 5V, guarantee the stabilization of power supply power supply.

5. the power control circuit according to claim 1 for three-dimensional body-sensing mouse, it is characterised in that: the pressure stabilizing electricity Road is used for pressure stabilizing, to chip microcontroller constant current-supplying, is connected by the capacitor of 0.1uF in pressure stabilizing rear class to realize decoupling, is filtered out High frequency and component keep the waveform of the power supply of output more neat.

6. the power control circuit according to claim 1 for three-dimensional body-sensing mouse, it is characterised in that: the charging electricity Road uses LTC4054 charging chip, is controlled by charging current of the R11 to battery, while VBUS bus can pass through switch Circuit connection realizes the purpose used while charging into boosting circuit.