CN1025459C

CN1025459C - Electronic watch with alarm

Info

Publication number: CN1025459C
Application number: CN89104808A
Authority: CN
Inventors: 川口孝; 矢部宏; 丸山昭彦; 吉野雅士
Original assignee: Seiko Epson Corp
Current assignee: Seiko Epson Corp
Priority date: 1988-07-14
Filing date: 1989-07-11
Publication date: 1994-07-13
Anticipated expiration: 2004-07-11
Also published as: JP3047182B2; KR900002473A; KR950003009B1; CN1039906A; JPH0225791A

Abstract

A multifunction electronic analog timepiece includes a face and a plurality of indicators positioned on the face for displaying at least two time keeping functions. At least two step motors are provided for driving the plurality of time keeping function indicators. The time keeping function indicators are arbitrarily disposed about the face dependent upon the number of step motors and position of step motors required to drive the indicators. A microcomputer is provided and includes a program memory for storing software instructions for controlling the step motors.

Description

Electronic watch with alarm

The present invention relates to alarm with the electronic watch of quarter-bell.

The electronic watch of the band quarter-bell that the simulation that has earlier shows, quarter-bell non-two kinds of the modes of tolling of mode and quarter-bell of tolling are arranged, for the quarter-bell mode of tolling, after tolling, quarter-bell still keeping quarter-bell to set constantly, through certain hour, when occurring the moment consistent with the quarter-bell setting moment once more, quarter-bell also will be tolled.

But, in the electronic watch of the band quarter-bell that the simulation that formerly has shows, when not wanting after quarter-bell is tolled quarter-bell is tolled once more, must wait by switching manipulation and forbid that quarter-bell tolls, in addition, when the illegal state of tolling from quarter-bell carries out the setting of quarter-bell once more, must remove the illegal state that quarter-bell is tolled, so complicated operation.

In addition, when the usage that adopts the timer formula for example made quarter-bell toll after about 10 minutes, the user must calculate the moment that adds now after 10 minutes, and quarter-bell was set the moment adjust to this moment, needed the complicated operations program.

Therefore, the objective of the invention is to overcome above-mentioned shortcoming, the operation that the quarter-bell that carries out when not wanting quarter-bell is tolled again after saving quarter-bell and tolling is tolled and forbidden, and when carrying out the quarter-bell setting once more, save and remove the toll operation of illegal state of quarter-bell, make simplified control, and reduce external operating unit, realize the multifunction of alarm, the timer usage of alarm is simplified.

The electronic watch of band quarter-bell of the present invention has a plurality of stepper motors and by these stepper motor driven indication pointers and external operating unit, quarter-bell ring device and alarm control unit, it is characterized in that: one or more groups indication pointer relies on alarm control unit and stepper motor to indicate now under the non-set condition of quarter-bell, indicate the indication pointer of this now to indicate quarter-bell to set constantly in quarter-bell is set and after the quarter-bell setting, after quarter-bell is tolled, become the non-set condition of quarter-bell, above-mentioned indication pointer is indicated now once more.

According to said structure of the present invention, one or more groups indication pointer relies on alarm control unit and stepper motor to indicate now under the non-set condition of quarter-bell, indicate the indication pointer of this now to indicate quarter-bell to set constantly in quarter-bell is set and after the quarter-bell setting, become the non-set condition of quarter-bell after quarter-bell is tolled, above-mentioned indication pointer is indicated now once more.

In addition, rely on alarm control unit that quarter-bell is set setting constantly, when now is consistent with the quarter-bell setting moment, then become the non-set condition of quarter-bell; Set in the F.F. setting in the moment at quarter-bell, when now was consistent with the quarter-bell setting moment, the F.F. setting that quarter-bell is set the moment just stopped.

Fig. 1 is the block diagram of integrated circuit of an embodiment of the electronic watch of band quarter-bell of the present invention;

Fig. 2 is the block diagram of concrete structure example of the precision timing circuit 211 of Fig. 1;

Fig. 3 is the handle the needle block diagram of concrete structure example of control circuit 212 of the motor of Fig. 1;

Fig. 4 is the block diagram that the reference signal of handling the needle of Fig. 1 forms the concrete structure example of circuit 220;

Fig. 5, Fig. 6, Fig. 7 and Fig. 8 are respectively that the 1st driving pulse of Fig. 1 forms the timing diagram that circuit the 221, the 2nd driving pulse forms motor-driven pulse Pa, Pb, Pc and the Pd of circuit the 222, the 3rd driving

pulse formation circuit

223 and 224 outputs of the 4th driving pulse formation circuit;

Fig. 9 is the motor clock signal control circuit 226,227,228 of Fig. 1 and the block diagram of 229 concrete structure example;

Figure 10 is the planimetric map of an embodiment of analog electronic clock of the present invention;

Figure 11 is used for usually the sectional view of the gear train of time-division indication constantly;

Figure 12 is used for usually the sectional view of the gear train of second indication constantly;

Figure 13 is the sectional view that is used for the gear train of accurate timing indication second;

Figure 14 is used for the sectional view that accurate timing divides the gear train of indication and timer indication second;

Figure 15 is used for quarter-bell to set the sectional view of the gear train of indication constantly;

Figure 16 is the circuit interconnect pattern of the embodiment of Figure 10;

Figure 17 is the general assembly perfect aspect outside drawing of present embodiment multi-function wrist-instrument;

Figure 18 is the process flow diagram that is used to indicate the common moment;

Figure 19 is the process flow diagram of accurate clocking capability;

Figure 20 is the process flow diagram of timer function;

Figure 21 is the process flow diagram of alarm;

Figure 22 is the process flow diagram of the method for handling the needle of motor;

The block diagram of Figure 23 numeric display unit that to be the 2nd embodiment append the 1st embodiment.

As shown in Figure 1, CMOS-IC20 is a kind of chip microprocessor that is used for analog electronic clock, on a silicon chip, be the center with the central cpu, integrated program storage, data-carrier store, 4 motor drivers, motors handle the needle control circuit, sound generator and interrupt control circuit etc.Below Fig. 1 is described.

The 201st, central cpu is made of arithmetical unit, arithmetic register, address control register, stack pointer, order register and command decoder etc., utilizes storage mapping I/O mode to be connected with peripheral circuit with data bus by address bus.

The 202nd, program storage, the mask ROM that is made of 2048 words * 12 bits constitutes, and is depositing and is using so that the software of integrated circuit action.

The 203rd, the address decoder of program storage 202.

The 204th, data-carrier store, the random access memory that is made of 112 words * 4 bits constitutes, as the timer of various electronic watches and the counter of each pointer pin position of memory etc.

The 205th, the address decoder of data-carrier store 204.

The 206th, oscillatory circuit is a vibration source with the tuning-fork type crystal oscillator that is connected with Xin and Xout end, with 32768 hertz hunting of frequency.

The 207th, vibration stops testing circuit, when oscillatory circuit 206 failures of oscillations, detects this failure of oscillation signal and makes system reset.

208 is the 1st frequency dividing circuits, after 32768 hertz of signal Phi 32K that it exports oscillatory circuit 206 carry out the order frequency division, exports 16 hertz of signal Phi 16.

209 is the 2nd frequency dividing circuits, and 16 hertz of signal Phi 16 frequency divisions that it exports the 1st frequency dividing circuit 208 are the multiple signal up to 1 hertz of signal Phi 1.In addition, from the state of each frequency-division section of 8 hertz to 1 hertz, utilize software can be read in the central cpu 201.

In addition, in the integrated circuit of present embodiment, as being used for the timing look-at-me Tint that the electronic watch calendar scheduling is handled, use be 16,8 hertz of signal Phi 8 of 16 hertz of signal Phi and 1 hertz of signal Phi 1.Regularly look-at-me Tint takes place on the back edge of each signal, and reading in and resetting and shield of each interruption source all relies on software to carry out, and resets and shields and can carry out respectively by each reason.

The 210th, sound generator in order to formation hummer drive signal, and outputs to the AL end.The driving frequency of hummer drive signal, on/off, the form of tolling can utilize software to control.

The 211st, precision timing circuit, concrete structure when constituting 1/100 second timer, carry out the control of handling the needle of 1/100 second hand by hardware as shown in Figure 2, can alleviate the burden of software significantly.

In Fig. 2, the 2111st, clock signal forms circuit, forms 100 hertz of signal Phi 100 of the reference clock signal surveyed as chronometer from 512 hertz of signal Phi 512 and is that 100 hertz, pulsewidth are the time clock Pfc of 3.91ms in order to the frequency that forms 1/100 second hand driving pulse Pf.2112 is that the chronometer of 50 systems is counted device, in order to counting by with the Φ 100 of door 2119, and the accurate timing reset signal Rcg that relies on control signal to form circuit 2118 outputs resets.The 2113rd, register when control signal forms circuit 2118 output separation indicator signal SP, is preserved the content that chronometer is counted device 2112.2114 is pin location counters of 50 systems, and by counting the indicating positions that 1/100 second hand driving pulse pf remembers 1/100 second hand, and the signal Rhnd in order to 0 position of remembering 1/100 second hand that relies on control signal to form circuit 2118 outputs resets.The 2115th, consistent testing circuit, it compares the content of register 2113 and pin location counter 2114, when the two is consistent, just exports consistent signal Dty.2116 is 0 position detecting circuits, when detecting pin location counter 2114 and be 0, just exports 0 detection signal Dto.2117 is the 1/100 second hand control circuits of handling the needle, at 1/100 second hand operating state and during carrying out the chronometer survey, when chronometer is counted the content of device 2112 and pin location counter 2114 when consistent, by time clock pfc, show and instrumentation when stopping when separating, if the content of register 2113 and pin location counter 2114 is inconsistent, by time clock Pfc; Under 1/100 second hand non-action status, in the middle of the instrumentation that carries out delicate metering, when the content of pin location counter 2114 is a numerical value beyond 0, by hour hands pulse Pfc.The 2118th, control signal forms circuit, it is according to the instruction of software, form and the output command chronometer survey the commencing signal St, the order that begin/stop separate demonstrations/releasings separate the separation signal Sp that shows, order accurate timing reset signal Reg that the chronometer survey resets, in order to the 0 position signalling Rhnd that remembers 1/100 second hand, 0 position with order the signal Drv of the action/non-action of 1/100 second hand.In addition, 1/100 second hand drives and only depends on stepper motor C just can carry out.Accurate timing look-at-me CGint takes place in the 5 hertz of carry signal Φ 5 that rely on chronometer to count device 2112 outputs, relies on software can carry out handling less than 1/5 second chronometer survey.

The 212nd, the motor control circuit of handling the needle, concrete structure as shown in Figure 3, it according to the instruction of software to each motor driver output motor driving pulse.Below, describe with reference to Fig. 3.

The 219th, the motor mode control circuit of handling the needle, it remembers the mode of handling the needle of each motor according to the instruction of software, simultaneously, form and output is selected just changeing the Sa that drives I, selects just changeing the Sb that drives II, selects to reverse the Sc that drives I, selected to reverse the Sd that drives II and select just changeing and revise each control signal such as Se that drives.

The 220th, the reference signal of handling the needle forms circuit, concrete structure as shown in Figure 4, it is according to the instruction of software, forms the also output benchmark hour hands signal Cdrv that handles the needle.

In Fig. 4,2201 is 3 bit register, and it remembers the data with the frequency that decides the reference clock signal Cdrv that handles the needle according to the instruction (output signal of address decoder 2202) of software.2203 is 3 bit register, and it is on the back edge of the reference clock signal Cdrv that handles the needle of programmable frequency divider 2205 output, the data of register 2201 memories are read in and remembers.The 2204th, code translator, it according to the data of register 2203 memory with numbers such as

binary form outputs

2,3,4,5,6,8,10 and 16.The 2205th, programmable frequency divider, the numerical value of establishing code translator 2204 outputs is n, it is that 1/n and output are gone with 256 hertz of signal Phi 256 frequency divisions of the 1st frequency divider 208 outputs.Therefore, the reference signal of handling the needle forms the instruction of circuit 220 according to software, the frequency of the reference clock signal Cdrv that can select to handle the needle from 8 kinds of frequencies such as 128 hertz, 85.3 hertz, 64 hertz, 51.2 hertz, 42.7 hertz, 32 hertz, 25.6 hertz and 16 hertz.In addition, the frequency change of reference clock signal Cdrv of handling the needle can be carried out when register 2203 reads in data, reading in data to register 2203 carries out synchronously with the benchmark hour hands signal Cdrv that handles the needle, so, when previous frequency f a is converted to next frequency f b, the interval that necessarily can guarantee 1/fa.

In addition, when just changeing the driving I continuously and reversing driving, the frequency of the reference clock signal Cdrv that handles the needle is limited to below 64 hertz.

221 is that the 1st driving pulse forms circuit, and it forms and export shown in Figure 5 being used for and just changes the driving pulse Pa that drives I.

222 is that the 2nd driving pulse forms circuit, and it forms and export shown in Figure 6 being used for and just changes the driving pulse Pb that drives II.

223 is that the 3rd driving pulse forms circuit, and it forms and export shown in Figure 7 being used for and just changes the driving pulse Pd that drives I.

224 is that the 4th driving pulse forms circuit, and it forms and export shown in Figure 8 being used to and reverses the driving pulse PC that drives II.

225 is that the 5th driving pulse forms circuit, and the pulse train Pe(spy that its forms and output is used to revise driving opens the common driving pulse P that delivers for clear 60-260883 number ₁, revise driving pulse P ₂, the pulse P when AC magnetic field detects ₃, AC magnetic field detects pulse SP ₁Detect pulse SP with rotating ₂).

226,227,228 and 229 is motor clock signal control circuits, concrete structure as shown in Figure 9, according to the instruction of the software umber of pulse of handling the needle of control step motor A, stepper motor B, stepper motor C and stepper motor D respectively.

In Fig. 9,2261 is 4 bit register, and its memory is by the umber of pulse of handling the needle of software appointment.2262 is 4 bit forward counters.Its counting by with the reference clock signal Cdrv that handles the needle of door 2274, and rely on control signal Sreset to reset.The 2263rd, consistent testing circuit, it compares the content of register 2261 and forward counter 2262, when the two is consistent, just exports consistent signal Dy.The 2264th, complete 1 testing circuit when the content of register 2261 is complete 1 the time, is exported complete 1 detection signal D15.The 2265th, be used to form the trigger pip generation circuit of motor-driven pulse, constitute with door 2268, two inputs and door 2269 and two inputs or door 2270 by not

gate

2266 and 2267, three inputs, when register 2261 is set at full 1(15) time, continuously output repeats motor pulses, till the data of setting beyond complete 1, when the data set beyond complete 1, the output motor pulses suitable only then with these data, before setting next data, stop motor pulses output.The 2271st, two-way switch, it is connected when output control signal Sread, it is that control signal forms circuit that the data of forward counter 2262 are sent into data bus 2272, it is according to the instruction of software, form and output be used for to register 2261 set the umber of pulse of handling the needle signal Sset, be used to read in the signal Sread of forward counter 2262 data and be used to signal Sreset that register 2261 and forward counter 2262 are resetted.In addition, when output signal Sread, rely on not gate 2273 and pass through with the door 2274 reference clock signal Cdrv that forbids handling the needle.At this moment, must signal Sreset take place so that register 2261 and forward counter 2262 reset after reading in.In addition, when consistent testing circuit 2263 detects consistent signal (when the umber of pulse output of setting is over), each motor produces Electric Machine Control look-at-me (Mint).When producing the Electric Machine Control look-at-me, can look-at-me take place by which motor of software interpretation, can reset after reading in.

230,231,232 and 233 is that trigger pip forms circuit, it motor clock signal control circuit output with motor the handle the needle mode of the handling the needle control signal Sa, Sb, Sc of mode control circuit 219 outputs, the trigger pip Tr that Sd, Se are corresponding, as each driving pulse control circuit such as 221,222,223,224 and 225 in order to trigger pip Sat, Sbt, Sct, Sdt and the Set that forms motor-driven pulse Pa, Pb, Pc, Pd, Pe make it by.

234,235,236 and 237 is motor-driven pulse selecting circuits, it form circuit output from each driving pulse with the mode control signal Sa that handles the needle, Sb, Sc, motor-driven pulse Pa that Sd, Se are corresponding, Pb, Pc, Pd, Pe select and export the needed driving pulse of each stepper motor.More than the explanation of Fig. 3 is all over.

213,214,215 and 216 is motor drivers, and two output terminals that it alternately is defeated by the motor-driven pulse of motor-driven pulse selecting circuit output each motor-drive circuit and is had are in order to drive each stepper motor.

The 217th, input control and reset signal form circuit, and it carries out the processing of input ends such as the processing of each switch input such as A, B, C, D, RA1, RA2, RB1, RB2 and K, T, R.When any one or RA1, RA2 among above-mentioned A, B, C, the D, any one switch input among RB1, the RB2, switch interrupts signal Swint just takes place.At this moment, interruption source reads in and resets and rely on software to carry out.In addition, each input end pulls down to Vss, and under open-circuit condition, data are 0, and under the state that joins with VDD, data are 1.

The K end is the specification end of convert, can select two kinds of specifications according to the data of K end.In addition, the data of K end are read in and are relied on software to carry out.

The R end is the system reset end, when the R end is connected with VDD, utilizes hardware forcibly central cpu, frequency dividing circuit and other peripheral circuit to be set at original state.

The T end is a check system conversion end, under with the state that RA2 holds with VDD is connected, by clock signal being imported the T end, can change 16 check systems in order to the check peripheral circuit.As main check system, having just changes I and confirms mode, just changes II and confirm mode, reverse I and confirm mode, reverse II and confirm mode, revise affirmation mode and the 1/100 second affirmation mode of accurate timing etc. of driving, in these affirmation modes, each motor-driven pulse output end is the output motor driving pulse automatically.

For system reset, except R is held the method for joining with VDD, input is carried out when can also utilize switch, in this integrated circuit, when one among A or the C and B and RA2 import simultaneously, and among A, B, the C one and RA2, RB2 rely on hardware can make system reset forcibly when importing simultaneously.

In addition, have frequency dividing circuit to reset and peripheral circuit resets as the manageable reset function of software, carry out peripheral circuit when resetting, frequency dividing circuit also can reset.

The 218th, the look-at-me control circuit is split and is closed look-at-me, accurate timing look-at-me and Electric Machine Control look-at-me, by the priority of each look-at-me, reads in memory before and reads in reset processing afterwards.

The 200th, mu balanced circuit forms the low burning voltage of about 1.2V from the cell voltage (about 1.58V) that adds between VDD-Vss, and is defeated by the VSI end.

More than the explanation of Fig. 1 is promptly come to an end.

As described above in detail,

CMOS-IC20 has following feature for the driving of stepper motor, is very suitable for the integrated circuit as the multi-functional analog electronic clock of spininess type.It is characterized in that:

1. have motor driver 213,214,215 and 216, can drive 4 stepper motors simultaneously;

2. have handle the needle mode control circuit 219, driving pulse of motor and form circuit 221～225 and motor-driven pulse selecting circuit 234～237, rely on software, 4 stepper motors can carry out respectively three kinds just changeing drive and two kinds reverse drivings;

3. have the reference signal of handling the needle and form circuit 220, rely on software can freely change the speed of handling the needle of each stepper motor;

4. have respectively the motor clock signal corresponding and form circuit 226～229, rely on software can freely set the umber of pulse of handling the needle of each stepper motor with 4 stepper motors.

Below, the planimetric map of an embodiment of the multi-functional analog electronic clock of the present invention is shown in Figure 10, and describes.Present embodiment has used 4 stepper motors, has realized multifunction.Describe below with reference to Figure 10.

The 1st, the base plate that utilizes ester moulding to make, the 2nd, battery.The 3rd, be used to indicate the stepper motor A in the common moment, magnetic core 3a, coil block 3b, stator 3c and the rotor 4 made by high permeability material constitute, and coil block 3b is made of through terminal coil lead plate and the coil former of handling of conducting coil on magnetic core 3a and two ends; Stator 3c is made by high-permeability material; Rotor 4 is made of rotor magnet and pinion wheel; In addition, 5,6,7,8 is respectively No. five gears, No. four gears, No. three gears and No. two gears, the 9th, and back side gear, the 10th, tubular gear.No. two gears and tubular gear arrangement rely on gear structure in the center of electronic watch, carry out in the center of electronic watch usually constantly the branch indication and the time indicate.Figure 11 is used for usually the sectional view of the gear train engagement of time-division indication constantly.As shown in the figure, rotor pinion 4a and No. five gear 5a engagements, No. five pinion wheel 5b and No. four gear 6a engagements.In addition, No. four pinion wheel 6b and No. three gear 7a engagements, No. three pinion wheel 7b and No. two gear 8a engagements.From the reduction gear ratio of rotor pinion 4b to two gear 8a is 1/1800, utilizes rotor 4 to change half-turn in 1 second, and No. two gear changeed 1 circle in promptly 60 minutes in 3600 seconds, thereby can carry out usually the branch indication in the moment.The 11st, be used for the minute hand that branch is indicated, be entrenched in the front end of No. two gears 8.In addition, No. two pinion wheel 8b and back side gear 9a engagement, back side pinion wheel 9b meshes with tubular gear 10.Reduction gear ratio from No. two pinion wheel 8b to tubular gear 10 is 1/12, can carry out usually time indication constantly.The 12nd, the hour hands of indication when being used for are entrenched in the front end of tubular gear 10.In addition, in Figure 10, the 13rd, little second gear is configured on the axle of 9 o'clock directions of electronic watch, relies on the gear structure that is made of rotor 4, No. five gears 5 and little second gear 13, in enterprising indication second that works and often carve of axle of 9 o'clock directions of electronic watch.Figure 12 is used for usually the sectional view of the gear train engagement of second indication constantly.As shown in the figure, No. five pinion wheel 5b and gear 13a engagement in little second.Reduction gear ratio from rotor pinion 4a to little second gear 13 is 1/30, utilizes rotor 4 to change 180 ° in 1 second, and gear 13 changeed 1 circle in 60 seconds in little second, promptly changeed 6 ° in 1 second, thereby can carry out common indication second constantly.The 14th, be used for second little second hand of indication, be entrenched in the front end of little second gear 13.

In Figure 10, the 15th, be used for the stepper motor B that accurate timing second hand is indicated, constitute by the magnetic core 15a that makes with high-permeability material, rotor 16, coil block 15b and stator 15c.Coil block 15b is made of through terminal coil lead plate and the coil former of handling of conducting the coil on the 15a and its two ends; Stator 15c is made by high-permeability material; Rotor 16 is made of rotor magnet and rotor pinion.In addition, 17,18,19 is respectively 1/5CG the 1st neutral gear, 1/5 second CG the 2nd neutral gear and 1/5 second CG gear, and 1/5 second CG gear arrangement is in the center of electronic watch.Rely on this gear structure, carry out indication second of accurate timing in the center of electronic watch.Figure 13 is the sectional view that is used for the gear train engagement of accurate timing indication second.Rotor pinion 16a and CG the 1st neutral gear 17a engagement in 1/5 second as shown in the figure, 1/5 second CG the 1st intermediate speed pinion 17b and CG the 2nd neutral gear 18a engagement in 1/5 second.In addition, 1/5 second CG the 2nd intermediate speed pinion 18b and CG gear 19a engagement in 1/5 second.From the reduction gear ratio of 16a to 1/5 second CG gear of rotor pinion 19a is 1/150.Rotor 16 rotated 180 ° according to the electric signal of CMOS-IC20 in 1/5 second.Therefore, 1/5 second CG gear 19 rotated in 1/5 second in 1.2 ° of i.e. 1 seconds and rotated for 1.2 * 5 steps, can carry out accurate timing indication second of 1/5 second scale.The 21st, be used for 1/5 second CG pin of accurate timing indication second, be entrenched in the front end of 1/5 second CG gear.In addition, 1/5 second CG pin 21 also has concurrently and is used for the function that timer that timer sets is constantly set pin.About the action of timer, the back will be described.

The 27th, be used for the branch indication of accurate timing and the stepper motor C that timer was indicated through second in the moment, the magnetic core 27a that makes by high permeability material, coil block 27b, stator 27c and rotor 28 constitute, and coil lead plate and coil former that coil block 27b was handled through the end of conducting by the coil on magnetic core 27a and its two ends constitute; Stator is made by high-permeability material; Rotor is made of rotor magnet and rotor pinion.In addition, 29 and 30 are respectively branch CG neutral gears and divide CG gear, divide on the axle of 12 o'clock directions that CG gear 30 is configured in electronic watch.Rely on the structure of this gear train, on the axle of 12 o'clock directions of electronic watch, carry out the second in the moment of minute indication of accurate timing and timer process and indicate.Figure 14 is the sectional view that is used for the gear train engagement of indicating second in the moment that accurate timing divides indication and timer process.As shown in the figure, rotor pinion 28a meshes with dividing CG neutral gear 29a, divides CG intermediate speed pinion 29b and divides CG gear 30a engagement.Is 1/30 from rotor pinion 28a to minute reduction gear ratio of CG gear 30a.When accurate timing mode, rotor 28 rotates according to electric signal ratio with 360 ° in 1 minute of CMOS-IC20, and promptly the ratio with 180 ° * 2 steps rotates.Therefore, divide the CG gear in 1 minute, to rotate 12 °, change 360 ° (12 ° * 30 steps) in promptly 30 minutes, can carry out the branch indication of 30 minutes accurate timing.The 31st, be used for the branch CG pin that accurate timing divides indication, be entrenched in the front end of branch CG gear.Utilize the combination of this minute CG pin 31 and above-mentioned 1/5 second CG pin 21, can carry out the minimum unit of reading is 1/5 second, 30 minutes accurate timing indication second of maximum instrumentation.Next is a timing mode, at this moment, rotor 28 rotates according to the electric signal of CMOS-IC20 opposite direction along with accurate timing mode the time, rotated for 180 ° * 1 step in 1 second, divide CG pin 31 in the counterclockwise direction with 1 second scale rotation, can carry out indication second in the timer elapsed time in 1 60 seconds weeks.In addition, at this moment, rotor 16 rotates according to the electric signal of CMOS-IC20 opposite direction along with accurate timing mode the time, rotates for 180 ° * 5 steps in 1 minute.Therefore, CG pin 21 rotated with 1 minute ratio of 6 ° in the counterclockwise direction in 1/5 second, can carry out the branch indication of timer elapsed time.In addition, it is exactly timer setting constantly, the 2nd table at Figure 10 is in 23 under the state of the 1st step, whenever by a B switch 25, rotor 16 rotated for 180 ° * 5 steps, 1/5 second CG pin 21 rotates with 6 ° unit (being 1 fen unit on the scale), and the setting that can indicate 60 minutes timer of up constantly.

Among Figure 10, the 32nd, be used for quarter-bell and set the stepper motor D of indication constantly, be made of the magnetic core 32a that makes with high permeability material, coil block 32b, stator 32c and rotor 33, coil lead plate and coil former that coil block 32b was handled by coil on magnetic core 32a and the end that makes its two ends conducting constitute; Stator 32c is made by high-permeability material; Rotor 33 is made of rotor magnet and rotor pinion.In addition, 34,35,36 and 37 is respectively AL neutral gear, AL branch gear A L back side gear and AL tubular gear, and AL divides gear 35 and AL tubular gear arrangement on the axle of 6 o'clock directions of electronic watch.Rely on this gear structure, on the axle of 6 o'clock directions of electronic watch, carry out quarter-bell and set indication constantly.Figure 15 is used for the sectional view that quarter-bell is set the gear train engagement that shows constantly.As shown in the figure, rotor pinion 33a and AL neutral gear 34a engagement, AL intermediate speed pinion 34b and AL divide gear 35a engagement.In addition, AL divides pinion wheel 35b and AL back side gear 36a engagement, AL back side pinion wheel 36b and 37 engagements of AL tubular gear.The reduction gear ratio of dividing gear 35a from rotor pinion 33a to AL is 1/30, and dividing gear 35b from AL is 1/12 to the reduction gear ratio of AL tubular gear 37.The 38th, the AL minute hand is entrenched in the front end that AL divides gear 35, and the 39th, the AL hour hands are entrenched in the front end of AL tubular gear 37.

When the 2nd table when being in the 1st step, be quarter-bell B mode, if press C switch 26, rotor 23 just rotates 180 ° according to the electric signal of CMOS-IC20, so the AL minute hand rotates 0.5 °.Like this, just quarter-bell can be set was unit with 1 minute constantly, and maximum is set at 12 hours.When the quarter-bell of now and setting is set when constantly consistent, the quarter-bell sound of tolling.In quarter-bell B mode, after tolling, quarter-bell, sets when constantly consistent the quarter-bell sound of tolling once more once more with the quarter-bell of setting when now through 12 hours.When the 2nd table handle is in the 0th step, be quarter-bell A mode, when quarter-bell was not set, AL minute hand 38 and AL hour hands 39 were indicated now.At this moment, rotor 33 rotated 180 ° according to the electric signal of IMOS-IC20 in 1 minute.Therefore, AL minute hand 38 carries out handling the needle in 1 minute.When pressing the C switch, the same during with quarter-bell B mode, quarter-bell is set, and AL minute hand 38 stops to handle the needle in 1 minute.When the quarter-bell of now and setting is constantly consistent, quarter-bell generation different sound of tolling during with quarter-bell B mode, after tolling, the set condition of quarter-bell just is disengaged, and AL minute hand 38 carries out handling the needle in 1 minute once more.In addition, in makeover process, when now is consistent with the quarter-bell setting moment, just the quarter-bell set condition is removed.In addition, particularly in the F.F. makeover process, when now is consistent with the quarter-bell setting moment, corrective action is interrupted.

It more than is explanation to Figure 10.

Figure 16 is the circuit interconnect pattern of CMOS-IC20 and other electron component.In Figure 16; the 2nd, silver oxide cell (SR928W); 3b is the coil block of stepper motor A; 15b is the coil block of stepper motor B; the 24th, the A switch; the 25th, the B switch; the 26th, the C switch; 27b is the coil block of stepper motor C, and 32b is the coil block of stepper motor D, and 55 and 56 is hummer driving elements; the 55th, step-up coil; the 56th, little mould transistor of band protection diode, the 57th, be integrated in the sheet-type capacitor that is used to suppress the mu balanced circuit variation in voltage in the CMOS-IC20, electric capacity is 0.1 μ F; the 58th, the microminiature tuning-fork type crystal oscillator 46a as the vibration source of oscillatory circuit that is integrated in the CMOS-IC20 is the switch that constitutes the part of locking bar 46; 59a is the switch that constitutes the part of the 2nd mandarin duck 59, the 64th, be close to the piezoelectric buzzer on the electronics case rear cover, and not shown among Figure 10.In addition, switch 24,25 and 26 is push-button switchs, only could import when pressing.Switch 46a be with the 1st table the switch of 22 interlocks, when the 1st table is in the 1st step to 22, hold closure with RA1; When being in the 2nd step, closed with the RA2 end; When common position, disconnect.In addition, switch 59a be with the 2nd table the switch of 23 interlocks, when the 2nd table is in the 1st step to 23, hold closure with RB1; When being in the 2nd step, closed with the RB2 end; When common position, disconnect.

Figure 17 is the outside drawing of the general assembly perfect aspect of present embodiment multi-function wrist-instrument.According to the process flow diagram of Figure 17 and Figure 18～22, the specification and the method for operating of present embodiment is described simply below.

Among Figure 17, the 40th, shell, the 41st, dial plate.On dial plate, the 42nd, common instruction unit constantly, the 43rd, accurate timing divides indication and timer elapsed time instruction unit second, and the 44th, quarter-bell is set moment instruction unit.

Introduce earlier usually constantly, as previously mentioned, it is that the little second hand 14, minute hand 11 and the hour hands 12 that rely on per second to handle the needle are indicated.By the 1st table is extracted the 2nd step to 22, just can carry out to the time.At this moment, rely on the correction control lever 47 that is coupled with mandarin duck 45 shown in Figure 10, locking bar 46, No. four gears 6 are proofreaied and correct, rotor 4 is stopped operating, thereby make little second hand stop to handle the needle.Under this state,, will take turns 50 to gear 48 and little iron teeth by table rotating force passed to back side gear 9 if rotate the 1st table 22.Because No. two gear 8a have certain slipping torque, and combine with No. two pinion wheel 8b, so even when proofreading and correct No. four gears 6, little iron teeth wheel 50, back side gear 9, No. two pinion wheel 8b and tubular gear 10 also rotate.Therefore, minute hand 11 and hour hands 12 rotate, thereby can be set at any time.

Figure 18 is the process flow diagram that is used to show the common moment, as shown in figure 18, when 1 hertz of look-at-me of input, just reads in switch RA ₂The signal that whether disconnects; At RA ₂When being in off-state, the just commentaries on classics correction that mode control circuit 219 sets stepper motor A of handling the needle drives to motor, and it is 1 that motor hour hands signal control circuit A226 is set the number of handling the needle; At switch RA ₂When being in connection (state of correction constantly) state, just stopping motor-driven, and make

frequency dividing circuit

208 and 209 instant resets, so that at RA ₂Disconnecting can drive motor after 1 second.

Figure 19 is the process flow diagram of the accurate clocking capability of expression." CG " symbol that uses among Figure 19 is the abbreviation of accurate timing.In addition, " CG begins " expression chronometer is surveyed the state that neutralization separation demonstration is removed.(RB when the 2nd table is in common position to 23 ₁And RB ₂When all disconnecting) for accurate timing mode, when the A switch import, carry out the beginning of chronometer survey repeatedly and stop.When chronometer is surveyed beginning, CG1/5 counter second of the part of composition data storer 204 just adds 1 according to the CG look-at-me, CG pin 21 was handled the needle with 1/5 second scale in 1/5 second, simultaneously, after 1/5 second rolling counters forward to 1 minute, the CG minute counter of the part of composition data storer 204 just increases progressively 1, and CG minute hand 31 is handled the needle with 1 scale division.In addition, when " CG begins ",, separating under the indicating status if B switch input then becomes the separation indicating status, during the input of B switch, become CG open as ", 1/5 second CG pin 21 and divide CG pin 31 to be fast-forward to the instrumentation time of indication.In addition, survey under the halted state at chronometer, during the input of B switch, chronometer is surveyed and is resetted, and each CG pin is fast-forward to the state of indication 0 position.About the method that F.F. is handled the needle, be shown in the process flow diagram of Figure 22.

Figure 20 is the process flow diagram of expression timer function.The setting-up time of timer relies on 1/5 second CG pin 21 to indicate.(when RB1 connects) was the timer mode when the 2nd table was in the 1st step to 23, when the set condition of timer, if the input of B switch, just the setting-up time of timer increases by 1 fen, 1/5 second CG pin 21 by 1 minute unit (5 go on foot) handle the needle.Scale on the dial plate 41 of CG pin 21 indications in 1/5 second is represented the setting-up time of timer, and maximum can be set to 60 minutes.The beginning of timer and stop to utilize A switch 24 to control.When the action of timer begins, divide CG pin 31 to handle the needle 1 second by 1 second in the counterclockwise direction, CG pin 21 was handled the needle 1 minute by 1 minute in the counterclockwise direction in 1/5 second, indicated the timer elapsed time with this.In addition, when timer is set at 1 minute and last 1 minute the time, divide CG pin 31 to stop to handle the needle, the CG pin successively decreased 211 seconds by 1 second in 1/5 second, sent before to give from last 3 seconds and accused the sound of tolling, when arriving 0 second, send the sound of tolling when being timed to, the timer action promptly comes to an end.

Figure 21 is the process flow diagram of expression alarm.Shown in Figure 21 (a), when the 2nd table is in the 0th step or the 1st step to 23, i.e. RB ₂During disconnection, if press C switch 26, motor-driven pulse selecting circuit D237 is just just changeing the driving II according to the Instruction Selection of CPU, and the register (being called the motor pulses register later on) that trigger pip forms circuit D233 is set at 15, and the F.F. correction when beginning to carry out quarter-bell minute.Promptly the 2nd show in quarter-bell A mode being under the condition of the 0th step, when quarter-bell is that non-set condition is when (forbidding the state that quarter-bell is tolled), with this moment that begins to revise is that quarter-bell is set constantly, forbids promptly becoming the quarter-bell set condition by the state that quarter-bell is tolled thereby remove.When 15 motor pulses of output, trigger pip forms circuit D233 the control look-at-me just takes place.When this control look-at-me took place, shown in Figure 21 (b), if during quarter-bell B mode, quarter-bell B constantly increased by 15, just the motor pulses register reinstalls 15, proceeds to revise.Under quarter-bell A mode, when now and quarter-bell constantly the difference of A greater than 15 the time, just with quarter-bell constantly A increase by 15, the result when the difference of the now and quarter-bell moment A becomes less than 15 the time, just sets this difference to the motor pulses register.At this moment, because minute hand shows now when next one control look-at-me takes place during quarter-bell, so, the motor pulses register is set at 0, make to revise and interrupt, forbid that quarter-bell tolls, and remove the quarter-bell set condition.If the C switch is disconnected, then shown in Figure 21 (a), forward counter 2262(is called the motor pulses counting forward later on) just read in, the F.F. of AL minute hand 38 is stopped.At this moment, because AL minute hand 38 begun to advance when time control look-at-me takes place and has been equivalent to the amount of the value of reading in the past, so, revise.In addition, in quarter-bell A mode, at this moment, when now and quarter-bell are constantly consistent, forbid that just quarter-bell tolls, become the non-set condition of quarter-bell.Tolling shown in Figure 21 (c) of quarter-bell after 1 hertz of look-at-me of counting, tolled when now is consistent with the quarter-bell moment.But under quarter-bell A mode, quarter-bell is tolled when being under an embargo, and does not carry out quarter-bell and tolls, and quarter-bell AL minute hand 38 was handled the needle with 1 minute.In addition, in quarter-bell A mode, just removed the quarter-bell set condition after quarter-bell is tolled, forbidden that quarter-bell takes place tolls again.

In the present embodiment, alarm control unit with absolute value now, quarter-bell is set moment A respectively and quarter-bell setting moment B controls, but, also can set A and the difference of now and quarter-bell constantly and set the such relative value of moment B and the difference of now and control with quarter-bell.

In addition, in the present embodiment, the CPU that control device uses still, also can only realize with logical circuit.

Usually constantly correction is to utilize to make the 2nd table rotating under the state that is in the 2nd step, by AL table shown in Figure 10 gear 49 and the little iron teeth of AL is taken turns 51 and carries out.

Figure 22 is the process flow diagram of the method for handling the needle of each motor.Figure 22 (a) handles the needle number less than 14 o'clock the motor method of handling the needle, Figure 22 (b) and (c) be the handle the needle method of number greater than 15 F.F. (128 hertz) of handling the needle.Used among the figure: the motor pulses register " be meant the register 2261 of Fig. 9.

More than, the explanation of embodiment is promptly come to an end.

Below, the 2nd embodiment of the present invention is described.

Present embodiment as shown in figure 23, increased liquid crystal driver and latch 3001 and liquid crystal indicator 3002 on the 1st embodiment, this liquid crystal indicator 3002 carries out digitizing according to the instruction of software with now, now and other the 2nd moment, calendar, the quarter-bell moment, timer time, mode and accurate timing time etc. and shows.

As mentioned above, according to the present invention, rely on alarm control unit and stepper motor, one or more groups indication pointer is indicated now under the non-set condition of quarter-bell, indicate the above-mentioned indication pointer of this now to indicate quarter-bell to set constantly in quarter-bell is set and after the quarter-bell setting, after tolling, quarter-bell becomes the non-set condition of quarter-bell, above-mentioned indication pointer is indicated now once more, so, after tolling, quarter-bell do not want situation that quarter-bell is tolled again, just saved the operation of forbidding that quarter-bell is tolled, when having carried out saving when quarter-bell is set the operation that illegal state that quarter-bell tolls is removed once more, thereby can make simple to operateization.

In addition, because simple to operate, the abrasion of Switch element will reduce, thereby can improve the long-term reliability of electronic watch.

Because the indication quarter-bell is indicated now, constantly so mode display device that need not be special also can know whether and be the quarter-bell set condition under the non-set condition of quarter-bell under city's bell set condition.Like this, the user does not see indication also knows whether be necessary to carry out next one operation.

In addition, owing to the sound that can change quarter-bell according to different modes, so, only listen quarter-bell sound just can know it is what mode.Like this, the user does not see indication just knows whether be necessary to carry out next one operation.In addition, according to the application target of quarter-bell, can also change the sound of tolling of quarter-bell.

Rely on quarter-bell to set setting constantly, set when constantly consistent with quarter-bell, just remove the quarter-bell set condition, and interrupt the correction in the quarter-bell setting moment, do not need special operation, needn't confirm that indicating status just can remove the quarter-bell set condition when now.

As mentioned above, utilize the present invention, can improve the commodity of the electronic watch of band quarter-bell.

Claims

1, a kind of feature of the electronic watch with quarter-bell is: have by a plurality of stepper motor driven indication pointers and external operation device, quarter-bell ring device and alarm control unit, storing the program storage device of the software that is used to start quarter-bell ring device and alarm control unit; One or more groups indication pointer is indicated now under the non-set condition of quarter-bell, the instruction of amenable to process memory storage, indicate the above-mentioned indication pointer indication quarter-bell of this now to set the moment in quarter-bell is set and after the quarter-bell setting, simultaneously, become the non-set condition of quarter-bell after quarter-bell is tolled, above-mentioned indication pointer is indicated now once more.

2, the feature by the electronic watch of the described band quarter-bell of claim 1 is: have such device, this device relies on alarm control unit that quarter-bell is set setting constantly, sets the moment when consistent when now with quarter-bell, makes it to become the non-set condition of quarter-bell.

3, the feature by the electronic watch of the described band quarter-bell of claim 1 is: it has such device, this device relies on alarm control unit, set in the F.F. setting in the moment at quarter-bell, when now is consistent with the quarter-bell setting moment, make quarter-bell set the F.F. setting termination in the moment.

4, a kind of feature of the electronic watch with quarter-bell is: have by a plurality of stepper motor driven indication pointers and external operation device, quarter-bell ring device and alarm control unit are storing the program storage device of the software that is used to start alarm control unit and alarm control unit; Also have selecting arrangement, this selecting arrangement relies on alarm control unit can also keep quarter-bell to set constantly after quarter-bell is tolled, and when later now was consistent with the quarter-bell setting moment, quarter-bell had the function of tolling once more.

5, the feature by the electronic watch of the described band quarter-bell of claim 4 is: can also keep quarter-bell to set constantly after quarter-bell is tolled, when next time now and quarter-bell set the quarter-bell that function took place of tolling once more by the quarter-bell when constantly consistent sound of tolling, different with the quarter-bell quarter-bell that function took place that becomes non-set condition by the quarter-bell sound of tolling of tolling afterwards.

6, a kind of feature of electronic watch of quarter-bell is: have digital Presentation Function and external operation device quarter-bell ring device, alarm control unit and storing is used to start the program storage device of the software of quarter-bell ring device and alarm control unit, one or more groups indication pointer is indicated now under the non-set condition of quarter-bell, the instruction of amenable to process memory storage, indicate the above-mentioned indication pointer indication quarter-bell of this now to set the moment in quarter-bell is set and after the quarter-bell setting, simultaneously, become the non-set condition of quarter-bell after quarter-bell is tolled, above-mentioned indication pointer is indicated now once more.