JP3064147B2 - Timer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a timer for sounding a melody or the like at a desired time in a school, a school, a school, an office, a factory, and the like, and at the same time, controlling an external device.

[0002]

2. Description of the Related Art In a timer of this type, generation of a melody sound and triggering of control of an output relay are performed based on a program, by a manual operation unit, or by input of an external interrupt signal. There is.

[0003]

However, some conventional timers independently control the operation of generating a melody sound and the control of an output relay by a program. Nothing could be performed independently, including control by interrupt signals. In other words, when an external interrupt signal is input, the melody sound generation operation and the output relay control are always performed, and it is not possible to select only the melody sound generation operation or only the output relay control. Further, it has not been possible to individually select a desired one from a plurality of types of melody sounds for input of an external interrupt signal and operation of the manual operation unit.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to operate a manual operation unit and determine whether or not a buzzing sound is generated by input of an external interrupt signal. Another object of the present invention is to provide a timer capable of independently selecting whether or not to control an output relay. Claim 2
It is an object of the present invention to provide a timer which can be used as a loudspeaker for a gathering or the like in the invention of claim 1.

It is a further object of the present invention to provide a timer which can be directly connected to a timer body by a microphone.

[0006]

According to a first aspect of the present invention, there is provided a clock section for displaying a time, a sound generating means for generating a sound at a desired time, and a sound generating means . Sound output to output the sound generated by the sound generator
And force means, a relay output means Ru operates the output relay, the setting unit for setting a program for controlling the generation and output relay blowing sound, in preference to a control program that is set audio output and have it operate the output relay
A manual operation unit for outputting a sound from the means, external interrupt control means for operating an external device or generating a melody sound in preference to a control program set by an external interrupt signal, and a manual operation unit . A selection switch for independently selecting whether or not a buzzing sound is generated by input of an operation signal and an external interrupt signal and whether or not an output relay is operated;

According to a second aspect of the present invention, in the first aspect of the present invention, there is provided a microphone jack for inputting a microphone audio signal, a microphone audio amplifier circuit, a mixing circuit for mixing a sound signal of a buzzing sound and the microphone audio signal. And a sound reproducing means for reproducing a sound signal passed through the mixing circuit. The invention of claim 3 is the invention according to claim 2,
A microphone jack for microphone sound signal input is provided on the front or side surface of the timer body.

[0008]

SUMMARY OF] According to the present invention, an external interrupt signal
Audio output when input or manual operation is performed
Whether to output the sound from the relay means
More can be selected each independently selected switches whether to operate the output relay, generation and therefor blowing sound by the external interrupt signal input or manual operation section of the operation, the operation of the output relay Can be adjusted to the form desired by the user.

According to the second aspect of the present invention, the function of reproducing the buzzing sound can be used as a loudspeaker using a microphone, so that it is not necessary to use another loudspeaker in a gathering or the like, and the installation space and the like can be reduced. Waste such as cost can be eliminated. According to the third aspect of the present invention, a microphone can be directly connected to the timer main body, so that it is easy to use when used as a loudspeaker.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. The timer main body 1 of the present embodiment has an analog clock section 11 at an upper portion thereof, and a speaker section 12 having a built-in speaker 14 as an audio output means for generating a melody sound or the like as a blowing sound is provided on a lower right side thereof. Setting section 2
Is provided. Below the setting unit 2, three switches 1
8 ₁ is provided with manual operating section 13 consisting of ~ 18 _3. Switch 18 ₁ is clock setting switch for adjusting the analog clock manually, the switch 18 _2, 18 ₃ is for activating manually the operation of the melody generation and output relays, two circuit system Yes, it is. Also the switches 18 _2, 18 ₃ on the side the switch 18 _2, 1
8 ₃ indicator consisting of a light emitting diode for displaying an operation status 9 _1, 9 ₂ are provided.

On the side (or front) of the timer body 1, there is provided a microphone jack 10 for inputting a microphone sound signal for connecting a microphone when used as a loudspeaker. Setting unit 2
As shown in FIG. 2, a display 21 made of a liquid crystal display is provided on the upper right side of the front face, and switches for various settings are arranged on the lower and side portions thereof. Device control program settings,
And a mode switch 31 for switching modes such as the execution of a program in accordance with the control program, the date setting switch 32 _{1-32 7} for day set during the control program, these date setting switches 32 ₁
To 32 and programmable switch 33 which is operated when only executes the program once provided continuously to _7, the program number change-over switch for displaying on the display device 21 selectively call the setup program 34 And year / hour setting switch 35 for changing the setting of year / hour
_1, a month / min setting switch 35 ₂ for setting change the month / min, the date / sec setting switch 35 ₃ for setting change the day / sec., Is sounding the chime sound or melody sound or the like from the speaker An on-time setting switch 36 for setting a time (on-time), a melody setting switch 37 for setting a melody song, a set switch 38 operated to store the program set at the time of setting the program,
A cancel switch 39 is operated to erase the set program, and a start setting switch 40 _1, 40 ₂ is operated to activate the external device before 10 seconds.

The setting unit 2 controls the operation of the external device and controls the operation of the melody sound by using different programs.
The system output program can be set and confirmed (or changed). Incidentally, a program programmable output lines each, called a circuit and circuit, the switch 18 _2, 18 ₃ of the above is to correspond to the respective circuits.

The mode changeover switch 31 includes a display 21
, And is configured using a slide switch that is slid in the vertical direction. The mode switch 31 includes a normal mode in which the display 21 displays time (only hour / minute), a year / month / day display mode in which year / month / day is displayed, and a time in which hour / minute / second is displayed. A minute / second display mode; a weekly program setting mode for setting a weekly program for each of the circuits 1 and 2; and a holiday program setting mode for setting a program only for holidays. Each of the setting mode and the holiday program setting mode has a program setting mode for setting a program and a program calling mode for calling the set program.

The display 21 displays a time display 21a for displaying hours / minutes, a day display 21b provided above the time display 21a, and a time (on time) for sounding a chime or the like. Entry time display 21c and melody display 21 for displaying the melody type as a melody number
d, a program display 21e for displaying a program by a program number, and a start display 21f for displaying whether or not to start an external device 10 seconds before. However,
The time display can also display year / month / day and hour / minute / second by setting the mode changeover switch 31.

FIG. 2 shows a display example during the setting of the weekly program. The weekly program setting is performed by switching the mode changeover switch 31 to the weekly program setting mode, and the melody is set at 10:28 on Tuesday. The melody of number 4 (for example, a song) generates a chime, and the input time for generating the chime is set to 30 minutes, indicating that the program is the 26th program.

Next, the circuit configuration of the embodiment will be described with reference to the block diagram shown in FIG. Main body circuit part 1 of the timer of the present embodiment
A is a power supply unit 42 that operates using the commercial power supply AC as a power supply and creates a power supply for each circuit described later from the commercial power supply AC.
It has. In the power supply unit 42, the commercial power supply AC is stepped down by the transformer T, and the stepped down output is rectified and smoothed by the rectifying and smoothing circuit 4.
Rectification and smoothing are performed in 2a, and power supplies for each circuit are created. Further, a rechargeable battery B such as a nickel-cadmium battery is provided as an emergency power source at the time of power failure or the like, and charging / discharging of the rechargeable battery B is switched by a charge / discharge switching circuit 42b. That is,
The charge / discharge switching circuit 42b operates to charge the rechargeable battery B with the output of the rectifying / smoothing circuit 42a when power is supplied, and to supply power from the rechargeable battery B to each circuit during a power failure. Note that the charge / discharge switching circuit 42b may be used for checking the battery capacity of the rechargeable battery B and the like.

The main body circuit section 1A has a control circuit 41 composed of a microcomputer as a configuration for performing a central function.
A crystal oscillation circuit 44 for oscillating a clock for the control circuit 41, and a reset circuit 50 for resetting the control circuit 41 at the time of start-up or the like as a peripheral configuration of the microcomputer. It has a function of controlling the blowing operation, controlling the output relay Ry, and performing signal processing for controlling the drive of the analog clock unit 11.

The control circuit 41 is supplied with signals such as an external interrupt signal and a manual operation signal from an input section 48.
The input unit 48 includes a manual operation unit 13 provided at a lower portion of the timer main body 1, a non-voltage contact 22 of a human body detection sensor and a call button for generating an external interrupt signal, and a switch 18 _{1 of} the manual operation unit 13, is composed of a 18 _second manual operation signal is given priority to the program contents to selectively set whether or not to sounding whether and melody tone operation causes the output relay Ry and selection switch 23. Select switch 2
Reference numeral 3 is provided inside the timer body 1.

A control circuit 41 is provided inside the timer body 1.
And a melody generating circuit 44 for generating an audio signal of various melody sounds such as a chime sound when a start signal and a music selection signal are given from the melody sound circuit. Speaker 1
4 or an amplifier 16 for sounding with an external speaker 17.

FIG. 4 shows a specific circuit of the amplifier section 16. The amplifier section 16 can also input an audio signal from the microphone 8 connected to the microphone jack 10. A microphone audio amplifier 16a for making the magnitude of the audio signal about the same as the magnitude of the audio signal of the melody sound generated by the melody generation circuit 44; an audio signal from the microphone 8; And a mixing circuit 16b for mixing the sound signal from the microphone 8 or the sound signal from the melody generating circuit 44 passing through the mixing circuit 16b.
And is reproduced from the speaker 14 of the speaker unit 12. Also, external speaker terminals 15a,
The external speaker 17 connected to the external speaker 15b can also reproduce. After further audio signal of the audio signal or the microphone 8 of the melody sound which has passed through the mixing circuit 16b, an output adjustment circuit 16f made of the variable resistor V _3, a preamplifier circuit 16d, other broadcast through an external audio signal output jack 16e It can be output to an external amplifier such as equipment. The microphone 8 is used in the mixing circuit 16b.
The sound signal and the chime sound can be adjusted independently by the variable resistors VR ₂ and VR ₁ , but a switch is provided on one or both of the variable resistors VR ₁ and VR _2. Microphone input, chime input, or both inputs may be restricted.

A control output generator 45 for operating the output relay Ry to generate a control output includes an output relay Ry composed of a two-winding type latching relay and a drive control of the relay Ry according to the control of the control circuit 41. And a relay drive circuit 45a for performing the above operation, and two circuits are provided. Further, a display unit 46 for driving indicators 9 ₁ , 9 ₂ for displaying the operation status of the manual switches 18 ₁ , 18 ₂ is provided with a light emitting diode (LED) 46 b as the indicators 9 ₁ , 9 _2.
And the light emitting diode 46b according to the control of the control circuit 41.
And an LED drive circuit 46a for controlling the lighting of the LED. Further, the clock driving unit 47 for driving the analog clock unit 11 is configured by a motor M as a driving source and a motor driving circuit 47a for controlling the driving of the motor M.

A waveform conversion circuit 49 for shaping the output of the transformer T and converting it into a rectangular wave is provided, and the control circuit 41 determines the frequency of the power supply from the waveform conversion circuit 49. The setting unit 2 also includes a control circuit 51 composed of a microcomputer as a configuration having a central function.
As its peripheral circuits, a clock oscillation circuit 52 and a reset circuit 59 are provided. The control circuit 51 exchanges data with the main circuit 1A via an input / output interface (I / O) 58.

A key matrix 55 is provided as an input section of the control circuit 51, and the key matrix 55 is composed of switches 31 to 40 provided in the setting section 2.
The display unit 54 of the setting unit 2 includes a liquid crystal display (LCD) 54b as the display 21 and an LCD drive circuit 54a that drives the liquid crystal display 54b.

Furthermore, a power supply unit 53 supplies power to each unit in the setting unit 2, are constituted by using the cell B ₂ comprising the power supply unit 53 from the lithium battery. In addition, a battery voltage detection circuit 53a for detecting a battery voltage is provided in the power supply unit 53 so as to detect a dead battery. Further, a receiving sound oscillating circuit 56 for generating a receiving sound when the key matrix 55 is operated and a speaker (not shown) are provided. Is generated.

By the way, when the switches 18 ₁ and 18 ₂ or an external interrupt signal is input, the presence or absence of the melody sound and the presence or absence of the control output can be individually set by the selection switch 23 as shown in FIG. It consists of 16 position rotary switches. As shown in Table 1, in 8 positions from [ _0H ] to [ _7H ], the melody output is changed from "None" with the output of the output relay Ry. track "1" to be selected set the "7", in the state there is no output of the position [8 _H] - [F _H] in the output for the relay Ry, track "1", the melody output from "no" to "7"
Can be selected and set.

For example, if the switch is turned to the position [3], the melody number is 3 and the output relay Ry can be selected. If the switch is turned to the position [D] The number of the melody sound is number 3, and a state in which there is no output from the output relay Ry can be selected.

[0027]

[Table 1]

Next, a method of using the timer of this embodiment in a factory or the like will be described. In this case, the timer main body 1 is installed in an office or the like, and the control of the timer main body 1 controls the generation of a melody sound (or a melody sound) from the speaker 28 in the factory to notify the start, end of work, and the rest time. is there. That is, in this example, the timer body 1 uses the control output of the circuit to generate the electronic music chime 3
0 is controlled, and the BGM machine 31 is controlled using the control output of the circuit. The audio signal generated from these is amplified by the amplifier 29 and reproduced by the speaker 28 installed in the factory. .

On the other hand, the timer main body 1 receives an operation input (no-voltage contact input) of the human body detection sensor S and the call switch SW installed at the entrance or the like, and the built-in speaker 14 or the external speaker terminals 15a, 15b of the amplifier section 16 when a customer comes. , An external speaker 17 connected to the device generates a chime sound of a visitor notice and a time signal sound. That is, even if there is an external interrupt signal, the output relay R
y is not operated, and the selected tune at that time is set to the chime sound by the selection switch 23.

When the timer of this embodiment is used as a loudspeaker in a factory, the microphone 8 may be connected to the microphone jack 10 of the timer body 1.

[0031]

According to the first aspect of the present invention, there is provided a clock section for displaying a time, etc., a sound generating means for generating a sound at a desired time, and a sound for outputting the sound generated by the sound generating means.
And voice output means, relay output hand to operate the output relay
A stage, and a setting unit for setting a program for controlling the generation and output relay blowing sound, output audio and have it operate output relays in preference to a control program that is set
A manual operation unit for outputting a sound from the power unit, an external interrupt control unit for operating an external device or generating a melody sound prior to a control program set by an external interrupt signal, and a manual operation unit. since the presence or absence of the operation of the blowing sound generation and output relay by the input of the operation signal and external interrupt signal and a selection switch for selecting each independently, or is input external interrupt signal, the manual operating section
When the is operated, a sound is output from the sound output means.
The output relay is activated by the relay output means.
Whether the respective independently can be selected by the selection switch to, therefore occurs and the blowing noise due to external interrupt signal input or manual operation of the operation desired by the user the operation of output relays There is an effect that it can be adjusted to the form.

According to a second aspect of the present invention, in the first aspect of the present invention, there is provided a microphone jack for inputting a microphone audio signal, a microphone audio amplifier circuit, and a mixing circuit for mixing a sound signal of a buzzing sound and the microphone audio signal. And a sound reproducing means for reproducing the sound signal passing through the mixing circuit is added, so that the function of reproducing the ringing sound can be used as a loudspeaker using a microphone. There is no need to use a container, and there is an effect that waste such as installation space and cost can be eliminated. According to a third aspect of the present invention, in the second aspect, a microphone jack for inputting a microphone audio signal is provided on the front or side of the timer main body, so that a microphone can be directly connected to the timer main body.
Easy to use when used as a loudspeaker.

[Brief description of the drawings]

FIG. 1 is a perspective view of one embodiment of the present invention.

FIG. 2 is a front view of a setting unit according to the first embodiment.

FIG. 3 is a circuit block diagram of the same.

FIG. 4 is a specific circuit diagram of an amplifier unit used in the embodiment.

FIG. 5 is an explanatory diagram of a selection switch used in the embodiment.

FIG. 6 is a schematic configuration diagram of a usage example of the above.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Timer main body 2 Setting part 10 Microphone jack 11 Clock part 12 Speaker part 13 Manual operation part 18 ₁ ... switch

──────────────────────────────────────────────────続 き Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) G04C 23/00 G04G 15/00

Claims (3)

(57) [Claims] 1. A clock section for displaying time and the like, a buzzing sound generating means for generating a buzzing sound at a desired time, and a buzzing sound generating hand.
And sound output means for outputting a stage blowing sound has occurred, and the relay output means Ru operates the output relay, the setting unit for setting a program for controlling the generation and output relay blowing sound, set to the control of the program and exits the blowing sound from the sound output unit and have it operate output relays with priority
A manual operating unit for force, external interrupts and external interrupt control means for generating the melody sound or to operate the external device in preference to a control program which is set by the signal, the manual operation section of the operation signal and external interrupts A timer comprising: a selection switch for independently selecting whether or not a sound is generated by inputting a signal and whether or not an output relay is operated. 2. A microphone jack for inputting a microphone audio signal, a microphone audio amplifier circuit, and a mixing circuit for mixing a sound signal of a blowing sound and the microphone audio signal, and reproduces the audio signal passing through the mixing circuit. 2. A timer according to claim 1, further comprising an audio reproducing means adapted to perform said operation. 3. The timer according to claim 2, wherein a microphone jack for inputting a microphone audio signal is provided on a front surface or a side surface of the timer main body.