CN106940521A - Pointer driving electric motor units and its control method, electronic equipment - Google Patents

Abstract

Pointer driving electric motor units and its control method, electronic equipment.The driving of the pointer of the clock and watch carried out by stepper motor can easily be controlled.Pointer driving has with electric motor units：Supporting mass；Stepper motor, it makes the pointer rotation that supporting mass is supported in the way of it can be rotated relative to supporting mass；Multiple input units, it includes the 1st input unit and the 2nd input unit, and the 1st input unit inputs the 1st command signal from master control part, and the 2nd input unit inputs the 2nd command signal from master control part；And control unit, it is arranged at supporting mass, according to the result for being compared the 1st command signal and defined threshold, to stepper motor output with the 1st drive signal of the 1st action drives pointer, according to the result for being compared the 2nd command signal and defined threshold, to stepper motor output with the 2nd drive signal of the 2nd action drives pointer.

Description

Pointer driving electric motor units and its control method, electronic equipment

Technical field

The present invention relates to pointer driving electric motor units and its control method, electronic equipment.

Background technology

It is used as prior art, it is known that a kind of by showing the electronic watch constituted with unit and extra cell (for example, ginseng constantly According to patent document 1).For example, in display constantly with being equipped with quartz vibrator, MOSIC (Metal-Oxide- in unit Semiconductor Integrated Circuit) chip, train, motor, battery etc., it is equipped with extra cell additional Usable driving IC of work(etc..The clock and watch, which is shown, be formed as such structure with unit：It is equipped with (miniature as driving master control part Computer) power supply battery, be also equipped with the quartz of the reference clock as the system comprising master control part, it is overall to be used as one Individual clock and watch and complete.That is, the clock and watch show that with unit be by formed by the movement blocking by existing analog timepiece.

Patent document 1：Japanese Unexamined Patent Publication 2002-323577 publications

However, if blocking is carried out to movement, then at unit. as patent document 1 in the prior art It is interior that master control part to be also installed in addition to motor is installed, therefore, restriction is produced to the miniaturization of unit, even if in addition, by master control Portion processed is fetched into outside unit, sometimes also will according to the driving of the pointer of the Characteristics Control unit of the motor in each unit, therefore, Control from outside master control part may become complicated, possibly can not suitably carry out unit control.

The content of the invention

The present invention is to complete in view of the above problems, and its object is to provide easily to control by stepper motor The pointer driving electric motor units and its control method of the driving of the pointer of the clock and watch of progress, electronic equipment.

To achieve these goals, the pointer driving of a mode of the invention has with electric motor units：Supporting mass；Stepping Motor, it makes the pointer rotation that the supporting mass is supported in the way of it can be rotated relative to the supporting mass；It is multiple Input unit, it includes the 1st input unit and the 2nd input unit, and the 1st input unit inputs the 1st command signal from master control part, described Master control part is from the external connection of the supporting mass in the supporting mass, and the 2nd input unit is from master control part input the 2nd Command signal；And control unit, it is arranged at the supporting mass, according to the 1st instruction that will enter into the 1st input unit The result that signal is compared with defined threshold, the 1st driving with pointer described in the 1st action drives is exported to the stepper motor Signal, the result being compared according to the 2nd command signal that will enter into the 2nd input unit with defined threshold, to institute Stepper motor output is stated with the 2nd drive signal of pointer described in the 2nd action drives.

In addition it is also possible to be, the pointer driving of a mode of the invention also has storage part with electric motor units, described to deposit The storage of storage portion represents the corresponding table of corresponding relation, the corresponding relation comprising the 1st input unit and the 1st drive signal it Between corresponding relation and the 2nd input unit and the 2nd drive signal between corresponding relation.

In addition it is also possible to be, in the pointer driving electric motor units of the mode of the present invention, the stepper motor bag Containing the 1st stepper motor that the 1st pointer rotates and the 2nd stepper motor for rotating the 2nd pointer is made, the control unit is according to being input to The form of the pulse of the 1st command signal of 1st input unit, the 1st drive signal is exported to the 1st stepping Either or both in motor and the 2nd stepper motor, according to the 2nd instruction for being input to the 2nd input unit The form of the pulse of signal, the 2nd drive signal is exported into the 1st stepper motor and the 2nd stepper motor Either or both.

In addition it is also possible to be, in the pointer driving electric motor units of the mode of the present invention, the input unit has 3rd input unit and the 4th input unit, the 3rd input unit input the 3rd command signal, the 4th input unit from the master control part The 4th command signal is inputted from the master control part, the stepper motor includes the 1st stepper motor for rotating the 1st pointer and made 2nd stepper motor of the 2nd pointer rotation, the control unit is according to the 1st command signal for being input to the 1st input unit Pulse, the 1st drive signal for rotating forward the 1st stepper motor is exported to the 1st stepper motor, according to being input to The pulse of the 2nd command signal of the 2nd input unit is stated, the 1st stepper motor is inverted to the 1st stepper motor output The 2nd drive signal, according to the pulse for the 3rd command signal for being input to the 3rd input unit, to the 2nd step Stepper motor output makes the 3rd drive signal that the 2nd stepper motor is rotated forward, according to the institute for being input to the 4th input unit The pulse of the 4th command signal is stated, being exported to the 2nd stepper motor believes the 4th driving of the 2nd stepper motor reversion Number, the storage part stores following corresponding relation, the corresponding relation comprising the 3rd input unit and the 3rd drive signal it Between corresponding relation and the 4th input unit and the 4th drive signal between corresponding relation.

In addition it is also possible to be, in the pointer driving electric motor units of the mode of the present invention, the form of the pulse Any one in width, dutycycle, frequency and the umber of pulse of amplitude, pulse comprising pulse or combinations thereof.

To achieve these goals, the electronic equipment of a mode of the invention can also have：Above-mentioned pointer driving Use electric motor units；Configure the matrix of the master control part；Connecting portion, it is connected in the master control part and the multiple input unit Each input unit；And portion is worn, it can be worn by user, and the electronic equipment can indicate to make using the pointer At the time of for clock and watch.

To achieve these goals, the pointer driving of a mode of the invention is so with the control method of electric motor units Method：The pointer driving has with electric motor units：Supporting mass；Stepper motor, it makes with can be relative to the supporting mass The mode rotated is supported on the pointer rotation of the supporting mass；Multiple input units, it includes the 1st input unit and the 2nd input Portion, the 1st input unit inputs the 1st command signal, external connection of the master control part from the supporting mass from master control part In the supporting mass, the 2nd input unit inputs the 2nd command signal from the master control part；And control unit, it is arranged at institute Supporting mass is stated, the control method comprises the following steps：The control unit is according to will enter into described the of the 1st input unit The result that 1 command signal and defined threshold are compared, is exported with the of pointer described in the 1st action drives to the stepper motor 1 drive signal, the result being compared according to the 2nd command signal that will enter into the 2nd input unit with defined threshold, To stepper motor output with the 2nd drive signal of pointer described in the 2nd action drives.

The effect of invention

In accordance with the invention it is possible to easily control the driving of the pointer of the clock and watch carried out by stepper motor.

Brief description of the drawings

Fig. 1 is the structure for the structure for showing the electronic equipment 1 comprising pointer driving electric motor units in the 1st embodiment Figure.

Fig. 2 is the figure of one for showing the drive signal corresponding table 55a that storage part 55 is stored.

Fig. 3 is the figure of one for showing the drive signal SIG_E generation tables 55b that storage part 55 is stored.

Fig. 4 is the figure of one for showing the continuous action using drive signal SIG_E the 1st pointers 58 rotated.

Fig. 5 is the flow chart of one of the flow for the processing for showing the control unit 56 in the 1st embodiment.

Fig. 6 is the flow chart of another of the flow for the processing for showing the control unit 56 in the 1st embodiment.

Fig. 7 is the figure of one for showing the drive signal that control unit 56 is exported.

Fig. 8 is the knot for the structure for showing the electronic equipment 1A comprising pointer driving electric motor units in the 2nd embodiment Composition.

Fig. 9 is the figure of one of the determination method for the control object for schematically showing control unit 56.

Figure 10 is the figure of another of the determination method for the control object for schematically showing control unit 56.

Figure 11 is the flow chart of one of the flow for the processing for showing the control unit 56 in the 2nd embodiment.

Figure 12 is the flow chart of another of the flow for the processing for showing the control unit 56 in the 2nd embodiment.

Figure 13 is the figure of one for showing the drive signal corresponding table 55a that the storage part 55 in the 2nd embodiment is stored.

Figure 14 is the knot for the structure for showing the electronic equipment 1B comprising pointer driving electric motor units in the 3rd embodiment Composition.

Figure 15 is the figure of one for showing the drive signal corresponding table 55a that the storage part 55 in the 3rd embodiment is stored.

Figure 16 be the control unit 56 for being shown input into the 3rd embodiment clock and one of relation of drive signal Figure.

Figure 17 is the flow chart of one of the flow for the processing for showing the control unit 56 in the 3rd embodiment.

Label declaration

1、1A、1B：Electronic equipment；2：Oscillating circuit；3：Operating portion；4：Master control part；5、5A、5B：The driving of 1st pointer is used Electric motor units；6：2nd pointer driving electric motor units；7：3rd pointer driving electric motor units；8：Extra cell；10：Communication Portion；20：Terminal；51、51B：Supporting mass；52：Input unit；53：Output section；54：Oscillating circuit；55：Storage part；56：Control unit； 57、57A：1st motor；57B：2nd motor；57C：3rd motor；58、58A：1st pointer；58B：2nd pointer；58C：3rd refers to Pin；61：Supporting mass；62：Input unit；67：3rd motor；68：3rd pointer；71：Supporting mass；72：Input unit；77：4th motor； 78：4th pointer；81：Supporting mass；82：Input unit；89：Notification unit.

Embodiment

Hereinafter, referring to the drawings, embodiments of the present invention are illustrated.

(the 1st embodiment)

Fig. 1 is the structure for the structure for showing the electronic equipment 1 comprising pointer driving electric motor units in the 1st embodiment Figure.Electronic equipment 1 in 1st embodiment is, for example, the intelligent watch with radio communication function.For example, electronic equipment 1 Acted according to the instruction of external device (ED).In addition, electronic equipment 1 can also be able to carry out receiving from the grade of terminal 20 external device (ED) The electronic watch of the program arrived.In addition, electronic equipment 1 it is also possible that electronic watch：Access comprising base station, router etc. The network of trunking and download said procedure.

Electronic equipment 1 is for example with oscillating circuit 2, operating portion 3, master control part 4, the 1st pointer driving and of electric motor units 5 Communication unit 10.In addition, electronic equipment 1 has band (wearing portion) BL (with reference to Fig. 4 described later), so as to be worn on arm etc. On.In addition, electronic equipment 1 enters the transmitting-receiving of row information by being communicated with terminal 20.Terminal 20 is, for example, that smart mobile phone is (more Function portable phone), tablet terminal, PC, portable game devices, home network device and onboard system equipment etc..

Master control part 4 is connected with oscillating circuit 2, operating portion 3, communication unit 10.Master control part 4 is configured at and is configured with aftermentioned The driving of the 1st pointer with the different supporting mass (matrix) of the supporting masses 51 of electric motor units 5, via n (n is Arbitrary Digit) signals Line WR is connected with the 1st pointer driving electric motor units 5.Can also be according to from master control part 4 to the 1st pointer driving electric motor units The species of the signals of 5 outputs changes signal wire WR quantity.In the present embodiment, as one, it is assumed that 6 (n=6) believes Number line WR is connected and illustrated with master control part 4 and the 1st pointer driving electric motor units 5.Signal wire WR is " connecting portion " One.

Oscillating circuit 2 has such as 32.768kHz quartz vibrator, by being divided the signal that the quartz vibrator is produced Frequently, the reference signal for measuring the moment is generated in master control part 4, the reference signal of generation is exported to master control part 4.

Operating portion 3 is, for example, table hat, button etc..Operated when operating (for example, rotation process or pressing operation) by user During portion 3, operating portion 3 exports operation signal corresponding with the operation to master control part 4.For example can be comprising each in operation signal The adjustment of the position of pointer indicate (moment adjustment is indicated), the measurement of timer start instruction, the measurement termination instruction of timer, The instruction that the display of timer is resetted and the setting moment of alarm etc..

Communication unit 10 is for example using Wi-Fi (Wireless Fidelity) standards or Bluetooth (registration mark) LE The communication mode of (Low Energy) (hereinafter referred to as BLE) standard, indicated between terminal 20 or information transmitting-receiving. In the instruction received from terminal 20 for example comprising pointer is made with take the needle within 1 second instruction, make pointer along positive driving rule (clockwise) Determine the instruction of angle, make pointer in reverse direction the instruction of driving predetermined angular (counterclockwise), fallen on the basis of current time Instruction taken the needle of instruction, the instruction of Continuous Drive pointer and stopping 1 second or -1 second of timing (being taken the needle with -1 second) etc..

Communication unit 10 is by the information output received from terminal 20 to master control part 4.In addition, communication unit 10 is by master control part The information of 4 outputs is sent to the grade external device (ED) of terminal 20.For example comprising for from terminal 20 in the information that master control part 4 is exported The response of the information received, the information for representing the element number that electronic equipment 1 has, expression electronic equipment 1 have Information of pointer quantity etc..

Master control part 4 passes through by computing device storage parts (not shown) such as CPU (Central Processing Unit) The program of storage carrys out the action of control electronics 1.In addition, CPU is expressed as (micro- comprising MPU (microprocessor unit) and MCU Controller unit) concept, as long as the function of the present invention, any one in functions and effects can be realized.

Master control part 4 obtains the instruction that communication unit 10 is exported, and corresponding signal wire WR is controlled according to acquired instruction.It is main Control unit 4 is providing the level of the signal in signal wire WRa in the case where achieving the instruction for making pointer be taken the needle with 1 second Changed to more than threshold value (hereinafter referred to as H (height) level) from less than threshold value (hereinafter referred to as L (low) level) in time.In addition, Master control part 4 can also make the level of signal change to L level from H level at the appointed time.No matter under what circumstances, lead to Cross and detect whether to exceed defined threshold, the change from L level to H level or from H level to L level can be detected.

Master control part 4 makes letter in the case where achieving the instruction for making the positive driving predetermined angular (clockwise) in pointer edge Number line WRb changes to H level from L level at the appointed time.Master control part 4 makes pointer (counterclockwise) in reverse direction achieving In the case of the instruction for driving predetermined angular, signal wire WRc is set to change to H level from L level.Master control part 4 achieve with In the case of the instruction for carrying out countdown (being taken the needle with -1 second) on the basis of current time, make signal wire WRd at the appointed time from L Level changes to H level.Master control part 4 makes signal wire WRe in regulation in the case where achieving the instruction of Continuous Drive pointer In time H level is changed to from L level.Master control part 4 in the case where achieving and stopping the instruction taking the needle of 1 second or -1 second, Signal wire WRf is set to change to H level from L level at the appointed time.In addition, in the present embodiment, by master control part 4 to control The signal that portion 56 processed is exported is also referred to as command signal.

In addition, being " the 1st finger from any 1 of signal wire WRa into the command signal that WRf is exported in the present embodiment Make signal ", remaining at least one is " the 2nd command signal ".

So, in the present embodiment, master control part 4 is only led to according to the instruction of the transmission of terminal 20 as external device (ED) Crossing makes corresponding signal wire WR signal level change to H level to control the 1st pointer driving electric motor units 5 from L level.

In addition, in command signal, the amplitude (signal level) of pulse signal, pulse width, dutycycle, frequency, pulse Number etc. signal parameters can according to each signal wire WR different, the classification that signal parameter can also be with the signal wire WR exported It is unrelated, but identical.The signal parameter of command signal is the index of one for representing " form of pulse ".In addition, instruction letter Number it is not limited to rectangular-shaped pulse signal or triangular signal, sawtooth signal, sine wave signal, pulse signal.

In addition, master control part 4 in communication unit 10 from the case that terminal 20 continuously receives information, according to the suitable of reception Sequence is to signal wire WR output instruction signals.

1st pointer driving electric motor units 5 have supporting mass 51, input unit 56, oscillating circuit 54, storage part 55, control Portion 56, the 1st motor 57 and the 1st pointer 58.In addition, being also installed on the 1st pointer driving motor list using the 1st pointer 58 sometimes The mode of the outside of member 5.

Supporting mass 51 is tossed about comprising substrate, the base plate as pedestal, slave phase presses the supporting for the part being configured on base plate Bearing that plate, other housing sections and the rotary shaft for the 1st motor 57 are engaged etc..Substrate is configured with base plate, on substrate It is configured with wiring, input unit 52, oscillating circuit 54, storage part 55, control unit 56, the 1st motor 57 and comes from electricity as transmission Train of the gear train of the moment of torsion of machine etc..These parts are fixed by using support plate and are assembled into unit.In addition, on base plate The electrode as connection terminal described later is configured with, the electrode, which is played, electrically to be led between internal electronic unit and unit outside Logical effect.

Input unit 52 is the communication interface of control unit 56.Input unit 52 has the 1st port terminal being connected with signal wire WRa 52a, the 2nd port terminal 52b being connected with signal wire WRb, the 3rd port terminal 52c and signal wire being connected with signal wire WRc 4th port terminal 52d of WRd connections, the 5th port terminal 52e being connected with signal wire WRe and it is connected with signal wire WRf 6th port terminal 52f.In the example of fig. 1, supporting mass 51 point of each port terminal of input unit 52 with being provided with control unit 56 Set body, but not limited to this.Each port terminal of input unit 52 can be arranged to the thing inside control unit 56 as socket Manage on layer, each port terminal of input unit 52 can also be the imaginary signal being made up of each socket and signal wire WR of physical layer Entrance and exit.In addition, any 1 port terminals of the 1st port terminal 52a into the 6th port terminal 52f is " the 1st input One of portion ", other port terminals are one of " the 2nd input unit ".

Oscillating circuit 54 has such as 32.768kHz quartz vibrator, by entering to the signal produced by the quartz vibrator Row frequency dividing (frequency dividing ratio：1/n), the reference signal for driving the 1st pointer is generated, the reference signal of generation is exported to control unit 56.For example, the generation 1Hz of oscillating circuit 54 (n=1) reference signal.In addition, oscillating circuit 54 is become by the control of control unit 56 The ratio more divided, generates reference signal.For example, the ratio of the change frequency dividing of oscillating circuit 54, generation 64Hz (n=64) benchmark Signal.In addition, reference signal and clock signal is equivalent in meaning.

1st motor 57 is stepper motor, is rotated according to the drive signal exported from control unit 56.1st pointer 58 with The mode that can be rotated is supported on the rotary shaft (not shown) of the 1st motor 57.1st pointer 58 is supported by the bearing branch that body 51 is included Hold, rotated along with the rotation driving of the 1st motor 57 relative to supporting mass 51.

Storage part 55 such as can by ROM (Read Only Memory), flash memory non-volatile storage Media implementation.Storage part 55 also stores drive signal corresponding table 55a described later and drive in addition to storing the program of computing device Dynamic signal SIG_E generation tables 55b etc..Drive signal corresponding table 55a and drive signal SIG_E generation table 55b are " corresponding table " One.

Control unit 56 can for example pass through LSI (Large Scale Integration), ASIC (Application Specific Integrated Circuit), the hardware such as FPGA (Field-Programmable Gate Array) realizes. The drive signal corresponding table 55a that control unit 56 is stored with reference to storage part 55, according to the input from the input instruction signal of master control part 4 The classification of the port terminal in portion 52, generates the drive signal for driving the 1st motor 57.Then, control unit 56 will be generated Drive signal is exported to the 1st motor 57.

In addition, output drive signal at the time of rising or falling for the signal that control unit 56 is exported in master control part 4.Control Threshold value as defined in 56 pairs of portion is compared with signal, according to result of the comparison, under detection is the rising edge or signal of signal Edge, output drive signal at the time of detecting drop.

Fig. 2 is the figure of one for showing the drive signal corresponding table 55a that storage part 55 is stored.Example as shown is such, In drive signal corresponding table 55a, by each classification of port terminal, make the pattern of pointer with being driven with the pattern The drive signal correspondence of pointer.For example, the 1st port terminal 52a is with being used as " the taking the needle within 1 second " of pattern and drive signal SIG_A correspondences.That is, drive signal corresponding table 55a be stored with as the 1st port terminal 52a of input unit, the 1st pointer 58 it is dynamic Corresponding relation between the drive signal of 1st motor 57 of the 1st pointer 58 of work and driving.

Next, the action of the control unit 56 when explanation command signal is input to each port terminal.In command signal input During to the 1st port terminal 52a, control unit 56 is generated using the frequency (such as 1Hz) of the reference signal generated by oscillating circuit 54 Make the 1st pointer 58 along the drive signal SIG_A taken the needle clockwise in units of 1 second.Then, control unit 56 will be generated Drive signal SIG_A is exported to the 1st motor 57, makes the 1st pointer 58 along rotating 6 degree successively in units of 1 second clockwise.

In addition, when command signal is input to the 2nd port terminal 52b, control unit 56 uses what is generated by oscillating circuit 54 The frequency of reference signal generates the drive signal SIG_B for making the 1st pointer 58 rotate clockwise predetermined angular (such as 60 degree).So Afterwards, control unit 56 exports the drive signal SIG_B of generation to the 1st motor 57, the 1st pointer 58 is rotated clockwise regulation angle Degree.

In addition, when command signal is input to the 3rd port terminal 52c, control unit 56 uses what is generated by oscillating circuit 54 The frequency generation of reference signal makes drive signal SIG_C of the 1st pointer 58 along rotate counterclockwise predetermined angular (such as 60 degree).So Afterwards, control unit 56 exports the drive signal SIG_C generated to the 1st motor 57, the 1st pointer 58 is provided along rotate counterclockwise Angle.

In addition, when command signal is input to the 4th port terminal 52d, control unit 56 uses what is generated by oscillating circuit 54 The frequency generation of reference signal makes the 1st pointer 58 along the drive signal SIG_D taken the needle counterclockwise in units of 1 second.Then, Control unit 56 exports the drive signal SIG_D generated to the 1st motor 57, makes the 1st pointer 58 along counterclockwise in units of 1 second 6 degree are rotated successively.

In addition, when command signal is input to the 5th port terminal 52e, the frequency dividing of the change oscillating circuit 54 of control unit 56 Ratio, the frequency (such as 64Hz) of the reference signal generated using the oscillating circuit 54 of the ratio by changing the frequency dividing, generation For making the 1st pointer 58 carry out the drive signal SIG_E of defined continuous action.Defined continuous action be, for example, and the moment The action of the unrelated a series of pointer of timing.Command signal is input to the 5th port terminal 52e purpose by master control part 4 Be that notice etc. that terminal 20 has been received by mail or reminded is informed into user using electronic equipment 1, therefore, as with the moment The unrelated a series of pointer of timing action, control unit 56 for example can also be by making pointer within several seconds along up time Pin several times or makes the mode that pointer brokenly rotates to cause the attention of user along rotate counterclockwise.This pointer Action is by respectively continuously or intermittently exporting the different a series of drive signal of control content to the 1st motor 57 Come what is realized.For example, control unit 56 is this series of with reference to the drive signal SIG_E generation table 55b generations that storage part 55 is stored Drive signal.

In addition, when command signal is input to the 6th port terminal 52f, control unit 56 uses what is generated by oscillating circuit 54 The frequency of reference signal, is generated for stopping making the 1st pointer 58 along the action taken the needle in units of 1 second or -1 second clockwise Drive signal SIG_F.Then, control unit 56 exports the drive signal SIG_F generated to the 1st motor 57, stops the 1st and refers to The driving of pin 58.

Fig. 3 is the figure of one for showing the SIG_E generation tables 55b that storage part 55 is stored.As shown in figure 3, by expression control Each item controlled of content, makes time-gap number (being time-gap number in accompanying drawing) corresponding with frequency.Time-gap number represents processing Sequentially.The direction of rotation (in accompanying drawing of actuating speed (in accompanying drawing be pin actuating speed) of the item controlled for example comprising pointer, pointer For direction of rotation), the anglec of rotation (being the anglec of rotation in accompanying drawing) of pointer, the position (in accompanying drawing of the spinning movement of start pointer For action starting position), indicate whether to make the direction of rotation of pointer to invert the information for rotate the defined anglec of rotation (in accompanying drawing For that can come and go) etc..These item controlleds are corresponding respectively with each time-gap number, and control unit 56 is according to each time-gap number The content generation drive signal of item controlled.Now, control unit 56 is generated with frequency corresponding with item controlled (such as 64Hz) Drive signal.Then, control unit 56 will be with time-gap number 1 to each self-corresponding N number of drive signals of N for example according to corresponding time slot The order of numbering from small to large is sequentially output to the 1st motor 57.The set of this series of N number of drive signal is believed equivalent to driving Number SIG_E.In other words, drive signal SIG_E, which is generated, stored in table 55b the action of the 1st pointer 58 and according to the action drives the 1st Corresponding relation between the drive signal of motor 57.

Fig. 4 is show to carry out the continuous action of the 1st pointer 58 of rotation driving using drive signal SIG_E one Figure.The drive signal SIG_E (a series of drive signal) that table 55b generations are generated using drive signal SIG_E is such letter Number：The signal is used to for example make the 1st pointer 58 with defined anglec of rotation amplitude θ (for example, from 10 points to 2 points shown in Fig. 4 In the range of) come and go mode several times and control the 1st motor 57.Control unit 56 exports such drive signal SIG_E to the 1st electricity Machine 57, is controlled with the driving of the 1st pointer 58 to diagram.In addition, being used as other continuous actions of the 1st pointer 58, control Portion 56 can also for example so that the 1st pointer 58 rotate clockwise 30 degree, 60 degree, 30 degree ... mode, pass through it is irregular drive Move to control the 1st pointer 58.

Fig. 5 is the flow chart of one of the flow for the processing for showing the control unit 56 in the 1st embodiment.For example, also may be used The processing of this flow chart is repeated with the cycle with 1Hz.

First, control unit 56 obtains the level of the 1st to the 4th respective command signal of port terminal successively.In addition, control unit 56 for example obtain the level of command signal according to the order of the 1st port terminal to the 4th port terminal.Then, control unit 56 judges Whether the level of the command signal of the arbitrary port terminal of the 1st to the 4th port terminal is H level (step S100).It is being determined as The level of the command signal of the arbitrary port terminal of 1st to the 4th port terminal is (step S100 in the case of H level；"Yes"), Control unit 56 is judged from having detected that the level of command signal is the instruction of the different other port terminals of port terminal of H level Whether the level of signal is H level (step S102).

It is not the situation of H level in the level of the command signal for the arbitrary port terminal for being determined as the 1st to the 4th port terminal Under (step S100；"No"), or the command signal in the port terminal for being determined as more than 2 level be H level situation Under (step S102；"Yes"), control unit 56 does not generate drive signal and terminates the processing of this flow chart.In addition, in control unit 56 In the case of having the 7th port terminal (not shown) with master control part 4, control unit 56 can also be exported for example to master control part 4 Error signal as instruction response.

On the other hand, be determined as the level of command signal of only 1 port terminal be H level in the case of (step S102；"No"), control unit 56 generates corresponding with have input the port terminal of command signal with reference to drive signal corresponding table 55a Drive signal SIG (step S104).

Next, control unit 56 exports the drive signal SIG of generation to the 1st motor 57 (step S106).Thus, this stream The processing of journey figure terminates.

Fig. 6 is the flow chart of another of the flow for the processing for showing the control unit 56 in the 1st embodiment.For example, The processing of this flow chart can be repeated with 1Hz cycle.

First, control unit 56 judges whether the level of the 5th port terminal 52e command signal is H level (step S200). Be determined as the 5th port terminal 52e level of command signal be H level in the case of (step S200；"Yes"), control unit 56 Whether the level for judging the command signal of the other port terminals different from the 5th port terminal 52e of input instruction signal is H Level (step S202).

(step S200 in the case of not being H level in the level of the 5th port terminal 52e command signal；"No"), or (step S202 in the case of being H level in the level of the command signal of multiple port terminals；"Yes"), control unit 56 terminates this stream The processing of journey figure.

On the other hand, (step in the case of being H level in the level of only the 5th port terminal 52e command signal S202；"No"), the ratio (step S204) of the frequency dividing of the change oscillating circuit 54 of control unit 56.Next, control unit 56 using by Change the frequency of the reference signal of the generation of oscillating circuit 54 of frequency ratio, generation and time-gap number 1 to each self-corresponding N of N Individual drive signal (drive signal SIG_E) (step S206).

Next, the N number of drive signal generated as drive signal SIG_E is pressed time-gap number from small to large by control unit 56 The order of (or from big to small) is sequentially output to the 1st motor 57 (step S208).Thus, the processing of this flow chart terminates.

In addition, in the example depicted in fig. 6, to show and change to high electricity being input to the signal of control unit 56 from low level The example of drive signal is usually generated, still, control unit 56 can also be when the signal of input changes to low level from high level Generate drive signal.

Fig. 7 is the figure of one for showing the drive signal that control unit 56 is exported.In the figure 7, transverse axis for example represents time t, The longitudinal axis for example represents signal level.For example, control unit 56 regard the triangular signal that the cycle using frequency as 1Hz repeats as driving Signal SIG_A is exported.In addition, control unit 56 will be used as drive signal by the triangular signal of the single-shot in 1Hz cycle of frequency SIG_B is exported.In addition, control unit 56 is defeated as drive signal SIG_C relative to the signal that drive signal SIG_B is inverted using polarity Go out.In addition, control unit 56 exports polarity relative to the signal that drive signal SIG_A is inverted as drive signal SIG_D.This Outside, control unit 56 export the drive signal generated as the control content according to each time slot it is continuous formed by drive signal SIG_E.In addition, control unit 56 using drive signal SIG_F as make drive signal SIG_A or drive signal SIG_D signal electricity Equal the signal output after All Time turns into L level (such as 0).

The 1st embodiment from the description above, has：Input unit 52, it is included from the input instruction signal of master control part 4 Multiple port terminals；With control unit 56, the situation of the arbitrary port terminal in multiple port terminals is input in command signal Under, the control unit 56 exports the corresponding drive signal of the classification of the port terminal with have input command signal to the 1st motor 57, Thereby, it is possible to make from master control part 4 export the command signal of the control unit 56 included to the 1st pointer driving electric motor units 5 into For simple signal, according to carrying out the information of self terminal 20 come the port terminal (signal wire of the output destination of determine instruction signal WR), therefore, it is possible to easily controlling driving of the stepper motor to the pointer of clock and watch.

In addition, according to the 1st embodiment, can realize that the processor of master control part 4 makes with such simple program Program：According to the port terminal (signal wire WR) of the output destination of the information determine instruction signal sent by terminal 20, Command signal is exported to the 1st pointer driving electric motor units 5 via signal wire WR and port terminal.Therefore, the system of the program Author need not understand the characteristic of motor and the generation method of drive signal, as long as example, making simply makes master control part 4 to the 1st The simple program of arbitrary port terminal output instruction signals of the port terminal 52a into the 6th port terminal 52f.Its result It is that, according to the 1st embodiment, the burden in program making can be mitigated.

(the 2nd embodiment)

Hereinafter, the electronic equipment 1A for including pointer driving electric motor units in the 2nd embodiment is illustrated.2nd embodiment party The electronic equipment 1A comprising pointer driving electric motor units in formula and the electronic equipment 1 in the 1st embodiment difference It is with multiple units.Therefore, illustrated centered on the difference, omit the explanation to common ground.

Fig. 8 is the knot for the structure for showing the electronic equipment 1A comprising pointer driving electric motor units in the 2nd embodiment Composition.Electronic equipment 1A in 2nd embodiment has above-mentioned oscillating circuit 2, operating portion 3, master control part 4 and communication unit 10, Also there is the 1st pointer driving electric motor units 5A, the 2nd pointer driving electric motor units 6, the 3rd pointer driving and of electric motor units 7 Extra cell 8.

1st pointer driving with electric motor units 5A for example with supporting mass 51, input unit 52, output section 53, oscillating circuit 54, Storage part 55, control unit 56, the 1st motor 57A, the 2nd motor 57B, the 1st pointer 58A and the 2nd pointer 58B.In addition, sometimes also By the way of the 1st pointer 58A, the 2nd pointer 58B are installed on the 1st pointer driving electric motor units 5A outside.

Supporting mass 51 is tossed about comprising substrate, the base plate as pedestal, slave phase presses the supporting for the part being configured on base plate Bearing that plate, other housing sections and the rotary shaft for the 1st motor 57A and the 2nd motor 57B are engaged etc..It is configured with base plate Substrate, is configured with wiring, input unit 52, output section 53, oscillating circuit 54, storage part 55, the electricity of control unit the 56, the 1st on substrate Machine 57A, the 2nd motor 57B, the train of gear train etc. for being used as moment of torsion of the transmission from motor.These portions are fixed using support plate Part, thus, is assembled into unit.In addition, being configured with the electrode as connection terminal described later on base plate, the electrode is played will be interior The effect of electrically conducting between the electronic unit in portion and unit outside.

Output section 53 is, for example, and the 2nd pointer driving electric motor units 6, the 3rd pointer driving electric motor units 7 and additional The connection terminal that unit 8 is connected.The signal exported by control unit 56 is output to each unit via output section 53.

1st motor 57A and the 2nd motor 57B is, for example, stepper motor.1st motor 57A and the 2nd motor 57B is according to from control The drive signal that portion 56 is exported is rotated.1st pointer 58A is supported by the bearing supporting that body 51 is included, along with the 1st motor 57A rotation driving and rotated relative to supporting mass 51.In addition, the 2nd pointer 58B is supported by the bearing branch that body 51 is included Hold, rotated along with the 2nd motor 57B rotation driving relative to supporting mass 51.For example, the 1st pointer 58A is minute hand, 2nd pointer 58B is hour hands.

The driving of 2nd pointer has supporting mass 61, input unit 62, the 3rd motor 67 and the 3rd pointer 68 with electric motor units 6.Branch Body 61 is held to toss about the support plate of part that pressing is configured on base plate, other housings comprising substrate, the base plate as pedestal, slave phase Bearing that the rotary shaft of the 3rd motor 67 of portion and confession is engaged etc..Substrate is configured with base plate, be configured with substrate wiring, Input unit 62, the 3rd motor 67 and train of gear train as moment of torsion of the transmission from motor etc..Fixed using support plate These parts, thus, are assembled into unit.In addition, being configured with the electrode as connection terminal described later on base plate, the electrode rises To by the effect of electrically conducting between internal electronic unit and unit outside.

3rd motor 67 is, for example, stepper motor.3rd motor 67 is revolved according to the drive signal exported from control unit 56 Turn.3rd pointer 68 is supported by the bearing supporting that body 61 is included, along with the rotation driving of the 3rd motor 67 relative to supporting mass 61 are rotated.3rd pointer 68 is, for example, second hand.

The driving of 3rd pointer has supporting mass 71, input unit 72, the 4th motor 77 and the 4th pointer 78 with electric motor units 7.Branch Body 71 is held to toss about the support plate of part that pressing is configured on base plate, other housings comprising substrate, the base plate as pedestal, slave phase Bearing that the rotary shaft of the 4th motor 77 of portion and confession is engaged etc..Substrate is configured with base plate, be configured with substrate wiring, Input unit 72, the 4th motor 77 and train of gear train as moment of torsion of the transmission from motor etc..Fixed using support plate These parts, thus, are assembled into unit.In addition, being configured with the electrode as connection terminal described later on base plate, the electrode rises To by the effect of electrically conducting between internal electronic unit and unit outside.

4th motor 77 is, for example, stepper motor.4th motor 77 is revolved according to the drive signal exported from control unit 56 Turn.4th pointer 78 is supported by the bearing supporting that body 71 is included, along with the rotation driving of the 4th motor 77 relative to supporting mass 71 are rotated.For example, the 4th pointer 78 is to show the various information that pin or the transmission of terminal 20 are shown from the timing of clocking capability Show pin.

Extra cell 8 has supporting mass 81, input unit 82 and notification unit 89.Supporting mass 81 is such as comprising housing, substrate. For example, supporting mass 81 comprising substrate, the base plate as pedestal, slave phase toss about part that pressing is configured on base plate support plate with And other housing sections etc..Substrate is configured with base plate, wiring, input unit 82, notification unit 89 etc. are configured with substrate.Utilize Support plate fixes these parts, thus, is assembled into unit.In addition, being configured with the electricity as connection terminal described later on base plate Pole, the electrode plays a part of electrically conducting between internal electronic unit and unit outside.

Notification unit 89 is, for example, buzzer, according to the drive signal exported from control unit 56 come notification voice.In addition, notifying Portion 89 can also be lamp, vibrating elements etc..

For example, the 1st pointer driving electric motor units 5 show " hour " and " minute ", the 2nd pointer driving electric motor units 6 Show " second ".3rd pointer driving electric motor units 7 show timing process and timing result based on clocking capability.Extra cell 8 Alarm tone is notified at the time of being set by user, or alarm tone is notified by the control of control unit 56.In addition, above-mentioned each list The action of member is one, not limited to this.

Master control part 4 controls corresponding signal wire WR according to the instruction received from terminal 20.Now, master control part 4 becomes The signal parameter for the command signal more propagated in signal wire WR, specifies the 1st pointer driving electric motor units 5A, the 2nd pointer to drive Employ in each motor of the pointer driving electric motor units 7 of electric motor units 6 and the 3rd and the notification unit 89 of extra cell 8 by controlling The object (control object) that portion 56 processed is controlled.Master control part 4 is for example according to the command signal exported at the appointed time Umber of pulse carrys out the quantity of specified control object.

Control unit 56 is according to the signal of the command signal propagated in 4 control signal wire WR of master control part in signal wire WR Parameter determines control object.

Fig. 9 is the figure of one of the determination method for the control object for schematically showing control unit 56.In fig .9, transverse axis Time t is for example represented, the longitudinal axis for example represents signal level.As the example of accompanying drawing, for example, the finger exported at the appointed time The pulse of signal is made in the case of 1, control unit 56 drives the 1st pointer driving electric motor units 5A the 1st motor 57A, In the case that the pulse of command signal is 2, control unit 56 drives the 1st pointer driving electric motor units 5A the 2nd motor 57B. In addition, in the case where the pulse of command signal is 3, control unit 56 drives the 2nd pointer driving the 3rd electricity of electric motor units 6 Machine 67, in the case where the pulse of command signal is 4, control unit 56 drives the 3rd pointer driving the 4th electricity of electric motor units 7 Machine 77.In addition, in the case where the pulse width of command signal is more than regulation (such as 2 times), the driving notification unit of control unit 56 89。

In addition, the designation method of the control object (various motors, notification unit 89) be one, can also according to frequency, account for Sky than etc. specify.Figure 10 is the figure of another of the determination method for the control object for schematically showing control unit 56.In figure In 10, transverse axis for example represents time t, and the longitudinal axis for example represents signal level.As illustrated, for example, being in dutycycle (=A/B) In the case of more than setting (such as 0.5), control unit 56 exports drive signal to the 1st motor 57A to drive the 1st motor 57A, in the case where dutycycle (=A/B) is less than setting, control unit 56 can also export drive signal to the 2nd motor 57B drives the 2nd motor 57B.

In addition, in the examples described above, illustrating to specify the situation of single control object according to command signal, but be not limited to This.For example, in the case where command signal is the signal represented with the position (such as 3) of specified quantity, can also be with beginning According to the rising of each cycle detection pulse on the basis of the rising time of pulse, to set rising to " 1 ", setting and be reduced to for pulse The quantity of binary number (binary system) the specified control object of " 0 ".For example, being in the binary number represented by command signal In the case of " 011 ", control unit 56 drives 3 control objects simultaneously.

In the case where multiple control objects are specified simultaneously, control unit 56 can also be defeated to specified whole control objects Go out drive signal.For example, specifying the 1st motor 57A, the 2nd electricity by being input to the 1st port terminal 52a command signal In the case of machine 57B and the 3rd motor 67, control unit 56 is to this 3 control objects outputs drive corresponding with the 1st port terminal 52a Dynamic signal SIG_A.Thus, electronic equipment 1 passes through the pointer 58A of identical action drives the 1st, the 2nd pointer 58B and the 3rd pointer 68.

Figure 11 is the flow chart of one of the flow for the processing for showing the control unit 56 in the 2nd embodiment.For example, can be with The processing of this flow chart is repeated with 1Hz cycle.

First, control unit 56 carries out identical with step S100 to the step S104 of the flow chart shown in above-mentioned Fig. 5 processing Processing.Next, signal parameter of the control unit 56 according to command signal, it is determined that the generated drive signal SIG of output control Object (step S308) processed.Next, the progress of control unit 56 is identical with the step S106 of the flow chart shown in above-mentioned Fig. 5 processing Processing.Thus, the processing of this flow chart terminates.

Figure 12 is the flow chart of another of the flow for the processing for showing the control unit 56 in the 2nd embodiment.For example, can The processing of this flow chart is repeated with the cycle with 1Hz.

First, control unit 56 carries out identical with step S200 to the step S206 of the flow chart shown in above-mentioned Fig. 6 processing Processing.Next, signal parameter of the control unit 56 according to command signal, it is determined that the generated drive signal SIG_E of output Control object (step S410).Next, control unit 56 carries out the processing phase with the step S208 of the flow chart shown in above-mentioned Fig. 6 Same processing.Thus, the processing of this flow chart terminates.

In addition, in the example shown in Figure 11 and Figure 12, showing and become in the signal for being input to control unit 56 from low level Change to the example that drive signal is generated during high level, still, control unit 56 can also be changed in the signal of input from high level Drive signal is generated during low level.

In addition, in the case where the level of the 1st port terminal 52a command signal is H level, control unit 56, which will drive, to be believed Number SIG_A is exported to the 3rd motor 67 of the 2nd pointer driving electric motor units 6, in the way of the 3rd pointer 68 take the needle within 1 second Control the 3rd pointer 68.Now, control unit 56 can also be carried out while the 3rd pointer 68 are controlled according to reference signal to number of seconds Count, the 1st is controlled in the way of the 1st pointer driving is driven 1 second with electric motor units 5A the 1st pointer 58A when by 60 seconds Pointer 58A.

The 2nd embodiment from the description above, it is identical with the 1st embodiment, it can make to export to from master control part 4 The command signal for the control unit 56 that 1 pointer driving is included with electric motor units 5A turns into simple signal, also, according to carrying out self terminal The port terminal (signal wire WR) of the output destination of 20 information determine instruction signal, therefore, it is possible to easily control stepping Driving of the motor to the pointer of clock and watch.

In addition, according to the 2nd embodiment, control unit 56 can drive according to the command signal exported from master control part 4 The control object (motor or notification unit) for the other units being connected with the 1st pointer driving with electric motor units 5A.As a result, according to 2nd embodiment, the miniaturization of unit can be met simultaneously and controlling during with multiple units is ensured.

In addition, according to the 2nd embodiment, in the case where electronic equipment 1 has multiple units, control unit 56 is according to each Unit generation and output drive signal, therefore, it is possible to the place for the master control part 4 for mitigating the communication process between progress and terminal 20 Reason burden.

(variation of the 2nd embodiment)

Hereinafter, the variation to the 2nd embodiment is illustrated.In the variation of the 2nd embodiment, believed according to instruction Number level the port terminal of H level is controlled so as to predefine the control object of output drive signal.By each port terminal Corresponding relation between control object can be stored in advance in storage part 55 as drive signal corresponding table 55a, can also Set according to the instruction of the transmission of terminal 20.

Control unit 56 determines generated drive signal referring for example to the drive signal corresponding table 55a that storage part 55 is stored Export the unit of destination.

Figure 13 is the figure of one for showing the drive signal corresponding table 55A that the storage part 55 in the 2nd embodiment is stored.Such as Shown in Figure 13, in the drive signal corresponding table 55a of the 2nd embodiment, according to each classification of port terminal, make the dynamic of pointer The output destination of operation mode, drive signal and drive signal is mapped.For example, the 1st port terminal 52a is dynamic with being used as " the taking the needle within 1 second " of operation mode, drive signal SIG_A and right as " the 1st pointer driving electric motor units " of output destination Should.

Next, the action of the control unit 56 when each port terminal is input to command signal is illustrated.Such as Figure 13 institutes Show, drive signal SIG_A and SIG_B are exported to control object (the 1st electricity being arranged in the 1st pointer driving electric motor units 5A Machine 57A and the 2nd motor 57B), drive signal SIG_C is exported to the control pair being arranged in the 2nd pointer driving electric motor units 6 As (the 3rd motor 67), drive signal SIG_D is exported to the control object the (the 4th being arranged in the 3rd pointer driving electric motor units 7 Motor 77), drive signal SIG_E is exported to the control object (notification unit 89) being arranged in extra cell 8, drive signal SIG_ F is exported to the control object (the 1st motor 57A and the 2nd motor 57B) being arranged in the 1st pointer driving electric motor units 5A.Notify Portion 89 according to drive signal SIG_E produce alarm tone, will be received by terminal 20 mail or whether there is prompting etc. notify to user.

In addition, in addition to the unit determined with reference to drive signal corresponding table 55a, control unit 56 can also be to other units Export identical drive signal.For example, control unit 56 can also be exported to being arranged at the 1st by drive signal SIG_A and SIG_B While control object (the 1st motor 57A and the 2nd motor 57B) in electric motor units 5A is used in pointer driving, output is arranged at the 2nd Control object (the 3rd motor 67) in pointer driving electric motor units 6 and it is arranged in the 3rd pointer driving electric motor units 7 Control object (the 4th motor 77).

(the 3rd embodiment)

Hereinafter, the electronic equipment 1B for including pointer driving electric motor units in the 3rd embodiment is illustrated.For with The function part of the identical function of electronic equipment 1 comprising pointer driving electric motor units in 3rd embodiment, uses identical Label is simultaneously omitted the description.

Figure 14 is the knot for the structure for showing the electronic equipment 1B comprising pointer driving electric motor units in the 3rd embodiment Composition.As shown in figure 14, the electronic equipment 1B in the 3rd embodiment has oscillating circuit 2, operating portion 3, master control part 4, communication Electric motor units 5B is used in the pointer driving of portion 10 and the 1st.In addition, electronic equipment 1B can also be with the 2nd embodiment electronic equipment 1A has output section 53 in the same manner.

Supporting mass 51B tosses about comprising substrate, the base plate as pedestal, slave phase presses the supporting for the part being configured on base plate The bearing of the rotary shaft engagement of plate, other housing sections and power supply machine (the 1st motor 57A, the 2nd motor 57B, the 3rd motor 57C) Deng.Substrate is configured with base plate, wiring, input unit 52B, storage part 55, control unit 56, the 1st motor are configured with substrate 57A, the 2nd motor 57B, the 3rd motor 57C, the train of gear train etc. for being used as moment of torsion of the transmission from motor.It is solid using support plate These fixed parts, thus, are assembled into unit.In addition, be configured with the electrode as connection terminal on base plate, the electrode play by The effect of electrically conducting between internal electronic unit and unit outside.

Input unit 52B is the communication interface of control unit 56.Input unit 52B has the 7th port end being connected with signal wire CLK Sub- 52g, the 1st port terminal 52a (the 1st input unit) being connected with signal wire WRa, the 2nd port terminal being connected with signal wire WRb 52b (the 2nd input unit), the 3rd port terminal 52c (the 3rd input unit) being connected with signal wire WRc, be connected with signal wire WRd 4 port terminal 52d (the 4th input unit), the 5th port terminal 52e (the 5th input unit) and and signal being connected with signal wire WRe The 6th port terminal 52f (the 6th input unit) of line WRf connections.Furthermore it is possible to regard input unit 52B each port terminal as socket Be arranged in the physical layer inside control unit 56, input unit 52B each port terminal can also be by physical layer each socket and The entrance and exit for the imaginary signal that signal wire WR is constituted.In addition, signal wire CLK is the clock exported from master control part 4. I.e., in the present embodiment, as shown in figure 14, the 1st pointer driving electric motor units 5B does not have oscillating circuit, but obtains master The clock that control unit 4 is exported is used.

1st motor 57A, the 2nd motor 57B and the 3rd motor 57C are, for example, stepper motor.1st motor 57A, the 2nd motor 57B Rotated with the 3rd motor 57C according to the drive signal exported from control unit 56.1st pointer 58A is supported by what body 51B was included Bearing is supported, and is rotated along with the 1st motor 57A rotation driving relative to supporting mass 51B.2nd pointer 58B is supported by The bearing supporting that body 51B is included, is rotated along with the 2nd motor 57B rotation driving relative to supporting mass 51B.This Outside, the 3rd pointer 58C is supported by the bearing supporting that body 51B is included, along with the 3rd motor 57C rotation driving relative to branch Body 51B is held to be rotated.For example, the 1st pointer 58A is second hand, the 2nd pointer 58B is minute hand, and the 3rd pointer 58C is hour hands.In addition, Sometimes the 1st pointer driving electric motor units 5B outside is also installed on using the 1st pointer 58A, the 2nd pointer 58B, the 3rd pointer 58C Mode.

Control unit 56 determines generated drive signal referring for example to the drive signal corresponding table 55a that storage part 55 is stored Export the unit of destination.

So, in the present embodiment, the 1st pointer driving electric motor units 5B does not have an oscillating circuit, but from master control Portion 4 processed receives the offer of clock signal.

Figure 15 is the figure of one for showing the drive signal corresponding table 55A that the storage part 55 in the 3rd embodiment is stored.Such as Shown in Figure 15, in drive signal corresponding table 55a, by each classification of port terminal, make pattern, the driving letter of pointer Number and the output destination of drive signal be mapped.For example, the 1st port terminal 52a and " the 1st finger as pattern The once rotating forward of pin ", drive signal SIG_A and the 1st motor correspondence for exporting destination, the 4th port terminal 52d and conduct " the once reversion of the 2nd pointer " of pattern, drive signal SIG_D and the 2nd motor correspondence for exporting destination.

Next, the action of the control unit 56 when explanation command signal is input to each port terminal.

As shown in figure 15, drive signal SIG_A and SIG_B are exported to the 1st motor 57A as control object.Driving letter Number SIG_C and SIG_D is exported to the 2nd motor 57B as control object.Drive signal SIG_E and SIG_F are exported to as control 3rd motor 57C of object processed.

So, the 1st pointer driving electric motor units 5B of present embodiment input unit 52B has：1st port terminal 52a (the 1st input unit), it inputs the signal for making the 1st motor 57A rotate forward (the 1st action)；2nd port terminal 52b (the 2nd inputs Portion), it, which is inputted, makes the signal of the 1st motor 57A reversions (the 2nd action)；3rd port terminal 52c (the 3rd input unit), its input makes 2nd motor 57B rotates forward the signal of (the 3rd action)；4th port terminal 52d (the 4th input unit), its input makes the 2nd motor 57B anti- Turn the signal of (the 4th action)；5th port terminal 52e (the 5th input unit), it, which is inputted, makes the 3rd motor 57C rotate forward (the 5th action) Signal；And the 6th port terminal 52f (the 6th input unit), it, which is inputted, makes the signal of the 3rd motor 57C reversions (the 6th action).And And, input unit 52b (the 1st input unit) also has the 7th port terminal 52g of input clock.

Also, the signal generation drive signal that control unit 56 is exported according to master control part 4, the drive signal generated is defeated Go out to the motor 57C of corresponding 1st motor 57A~the 3rd.For example, making signal wire WRb change to height from low level in master control part 4 In the case of level, control unit 56 is driven in the way of inverting the 1st motor 57A.In addition, making what the 1st motor 57A was rotated forward Drive signal is the 1st drive signal, and the drive signal for inverting the 1st motor 57A is the 2nd drive signal.Make the 2nd motor 57B just The drive signal turned is the 3rd drive signal, and the drive signal for inverting the 2nd motor 57B is the 4th drive signal.Make the 3rd motor The drive signal that 57C is rotated forward is the 5th drive signal, and the drive signal for inverting the 3rd motor 57C is the 6th drive signal.In addition, The command signal for rotating forward the 1st motor 57A is the 1st command signal, and it is the 2nd instruction letter to make the command signal that the 1st motor 57A is inverted Number.The command signal for rotating forward the 2nd motor 57B is the 3rd command signal, the command signal that the 2nd motor 57B is inverted is referred to for the 2nd Make signal.The command signal for rotating forward the 3rd motor 57C is the 5th command signal, and it is the to make the command signal that the 3rd motor 57C is inverted 6 command signals.Storage part 55 stores each (the n-th input unit of port terminal 52 as shown in Figure 15；N is 1~6 integer), it is each Drive signal and the corresponding relation for exporting destination.

Next, explanation is input to one of the clock of control unit 56 and the relation of drive signal.

Figure 16 be the control unit 56 for being shown input into present embodiment clock and drive signal relation the figure of one. In figure 16, transverse axis represents the moment, and the longitudinal axis represents the level of signal.In addition, the clock letter that waveform g11, which is master control part 4, to be exported Number SIG_CLK waveform.Waveform g12 is the waveform that master control part 4 exports the signal to signal wire WRa, and waveform g13 believes for driving Number SIG_A waveform.Waveform g14 is the waveform that master control part 4 exports the signal to signal wire WRb, and waveform g15 is drive signal SIG_B waveform.

In moment t1, as waveform g11 and waveform g12, control unit 56 clock signal SIG_CLK rising when Carve, the level that master control part 4 is exported to signal wire WRa signal wire is compared with defined threshold, detection is changed to from low level The situation of high level.Then, in moment t1, as waveform g13, after master control part 4 is judged, control unit 56 will Drive signal SIG_A is exported to the 1st motor 57A.In addition, in the example shown in Figure 16, showing the phase in moment t1~t2 Between output drive signal SIG_A example, still, as long as drive signal SIG_A with defined angle drive the 1st pointer 58A Signal.In addition, the number of times on rotating forward, shows 1 example, but not limited to this in the example depicted in fig. 15, Can be quantity corresponding with purposes.

In moment t3, as waveform g11 and waveform g14, control unit 56 clock signal SIG_CLK rising when Carve, the level that master control part 4 is exported to signal wire WRb signal wire is compared with defined threshold, detection is changed to from low level The situation of high level.Then, in moment t3, as waveform g15, after master control part 4 is judged, control unit 56 will Drive signal SIG_B is exported to the 1st motor 57A.In addition, in the example shown in Figure 16, showing the phase in moment t3~t4 Between output drive signal SIG_A example, still, as long as drive signal SIG_B with defined angle drive the 1st pointer 58A Signal.In addition, the number of times on reversion, shows 1 example, but not limited to this in the example depicted in fig. 15, Can be quantity corresponding with purposes.

In addition, in the example shown in Figure 16, to show and change to height being input to the signal of control unit 56 from low level The example of drive signal is generated during level, still, control unit 56 can also change to low electricity in the signal inputted from high level Usually generate drive signal.

For example, it is also possible to be, in moment t4, as waveform g11 and waveform g14, control unit 56 is in clock signal At the time of SIG_CLK decline, the level that master control part 4 is exported to signal wire WRb signal wire is compared with defined threshold, examined Survey changes to low level situation from high level.Then or, in moment t4, as waveform g16, in main control After portion 4 is judged, control unit 56 exports drive signal SIG_B to the 1st motor 57A.

In addition, when the clock signal SIG_CLK permanent High levels or low level that master control part 4 is exported reach more than the stipulated time When, the input that control unit 56 is determined as clock signal has stopped.In the case where the input for being determined as clock signal has stopped, control 1st pointer driving is switched to battery saving mode (sleep pattern) by portion 56 processed with the electric motor units 5B each several parts having.In addition, at that time Clock signal SIG_CLK high level and during low level repeatedly, control unit 56 controls clock signal in the way of recovering from battery saving mode SIG_CLK。

That is, master control part 4 is supplied to the clock signal of control unit 56 by stopping, can be by the 1st pointer driving motor Unit 5B switches to battery saving mode.

Next, being illustrated to one of the processing of control unit 56.

Figure 17 is the flow chart of one of the flow for the processing for showing the control unit 56 in present embodiment.For example can also The processing of this flow chart is repeated with 1Hz cycle.

First, control unit 56 detects that the instruction of the 1st port terminal 52a to the 6th port terminal 52f each port terminal is believed Number level (step S500).

Then, the signal level of each port terminal detected is compared by control unit 56 with defined threshold, according to than Compared with result, judge master control part 4 export indication signal whether there occurs change (step S501).

(the step S501 in the case where the indication signal for being determined as the output of master control part 4 does not change；"No"), control Portion 56 processed makes processing be back to step S500.

(the step S501 in the case where the indication signal for being determined as the output of master control part 4 there occurs change；"Yes"), control Portion 56 is directed to motor corresponding with the port terminal that level changes, the table generation driving letter stored with reference to storage part 55 Number.Then, the table that control unit 56 is stored with reference to storage part 55, generated driving is exported to motor corresponding with port terminal Signal (step S502).

More than, embodiments of the present invention are illustrated, but the invention is not restricted to above-mentioned embodiment, can be not Increase various changes in the range of disengaging spirit of the invention.

In addition, purposes can also carry out various changes.For example, (multifunction electronic is set the intelligent watch worn such as driver It is standby) speed information, rotating speed can also be received from the BL E R-T units for being equipped on the vehicle being driven by internal combustion engine, motor etc. Information, fuel residual amount information etc., by for showing the instruction of above-mentioned speed, rotating speed, fuel residual amount etc. from the miniature of intelligent watch Computer (master control part) is sent to the driving IC (control unit) of pointer driving electric motor units.Thus, pointer driving motor The pointer of unit can show speed information etc..Further, it is also possible to pointer driving is directly mounted at electric motor units vehicle-mounted Metrical instrument class display part (inside instrument board etc.).

Claims (7)

1. a kind of pointer driving electric motor units, it has：

Supporting mass；

Stepper motor, it makes the pointer rotation that the supporting mass is supported in the way of it can be rotated relative to the supporting mass Turn；

Multiple input units, it includes the 1st input unit and the 2nd input unit, and the 1st input unit is instructed from master control part input the 1st Signal, the master control part is from the external connection of the supporting mass in the supporting mass, and the 2nd input unit is from the main control Portion inputs the 2nd command signal；And

Control unit, it is arranged at the supporting mass, according to the 1st command signal and rule that will enter into the 1st input unit The result that threshold value is compared is determined, to stepper motor output with the 1st drive signal of pointer described in the 1st action drives, root The result being compared according to the 2nd command signal that will enter into the 2nd input unit with defined threshold, to stepping electricity Machine is exported with the 2nd drive signal of pointer described in the 2nd action drives.

2. pointer driving electric motor units according to claim 1, wherein,

Pointer driving electric motor units also have storage part, and the storage part storage represents the corresponding table of corresponding relation, institute State corresponding relation comprising between the 1st input unit and the 1st drive signal corresponding relation and the 2nd input unit with Corresponding relation between 2nd drive signal.

3. pointer driving electric motor units according to claim 1 or 2, wherein,

The 2nd stepper motor that the stepper motor includes the 1st stepper motor for rotating the 1st pointer and rotates the 2nd pointer,

The control unit is according to the form of the pulse for the 1st command signal for being input to the 1st input unit, by the described 1st Drive signal exports the either or both into the 1st stepper motor and the 2nd stepper motor,

It is according to the form of the pulse for the 2nd command signal for being input to the 2nd input unit, the 2nd drive signal is defeated The either or both gone out into the 1st stepper motor and the 2nd stepper motor.

4. pointer driving electric motor units according to claim 1 or 2, wherein,

The input unit has the 3rd input unit and the 4th input unit, and the 3rd input unit is instructed from master control part input the 3rd Signal, the 4th input unit inputs the 4th command signal from the master control part,

The 2nd stepper motor that the stepper motor includes the 1st stepper motor for rotating the 1st pointer and rotates the 2nd pointer,

The control unit is according to the pulse of the 1st command signal for being input to the 1st input unit, to the 1st stepping electricity Machine output makes the 1st drive signal that the 1st stepper motor is rotated forward, according to being input to the described 2nd of the 2nd input unit The pulse of command signal, being exported to the 1st stepper motor makes the 2nd drive signal of the 1st stepper motor reversion, root According to the pulse for the 3rd command signal for being input to the 3rd input unit, make the 2nd step to the 2nd stepper motor output The 3rd drive signal that stepper motor is rotated forward, according to the pulse for the 4th command signal for being input to the 4th input unit, to The 2nd stepper motor output makes the 4th drive signal of the 2nd stepper motor reversion,

The storage part stores following corresponding relation, the corresponding relation comprising the 3rd input unit and the 3rd drive signal it Between corresponding relation and the 4th input unit and the 4th drive signal between corresponding relation.

5. the pointer driving electric motor units according to claim 3 or 4, wherein,

The form of the pulse includes any one in amplitude, the width of pulse, dutycycle, frequency and the umber of pulse of pulse Or combinations thereof.

6. a kind of multi-function electronic device, it has：

Pointer driving electric motor units described in any one in claim 1 to 5；

Configure the matrix of the master control part；

Connecting portion, it connects each input unit in the master control part and the multiple input unit；And

Portion is worn, it can be worn by user,

At the time of the multi-function electronic device can be indicated as clock and watch by the use of the pointer.

7. a kind of control method of pointer driving electric motor units, the pointer driving has with electric motor units：Supporting mass；Stepping Motor, it makes the pointer rotation that the supporting mass is supported in the way of it can be rotated relative to the supporting mass；It is multiple Input unit, it includes the 1st input unit and the 2nd input unit, and the 1st input unit inputs the 1st command signal from master control part, described Master control part is from the external connection of the supporting mass in the supporting mass, and the 2nd input unit is from master control part input the 2nd Command signal；And control unit, it is arranged at the supporting mass,

The control method comprises the following steps：

The control unit is compared according to the 1st command signal that will enter into the 1st input unit with defined threshold As a result, to stepper motor output with the 1st drive signal of pointer described in the 1st action drives, according to will enter into the described 2nd The result that the 2nd command signal of input unit is compared with defined threshold, is driven to stepper motor output with the 2nd action Move the 2nd drive signal of the pointer.