CN2278310Y

CN2278310Y - Intelligent telephone set

Info

Publication number: CN2278310Y
Application number: CN 95203442
Authority: CN
Inventors: 郭地厚; 许尼; 田成林; 童勇; 张开荣; 王祯远; 施伟; 杨和平
Original assignee: FULI ELECTRONIC Co Ltd XIAMEN CITY
Current assignee: FULI ELECTRONIC Co Ltd XIAMEN CITY
Priority date: 1995-01-25
Filing date: 1995-01-25
Publication date: 1998-04-08
Anticipated expiration: 2005-01-25

Abstract

The utility model belongs to an intelligent telephone set, which can receive double-audio signal instructions emitted by the other party telephone set by provided with a signal receiving circuit, an SCM and a digital control circuit; the double-audio signal instructions are passed to the signal receiving circuit via a talking circuit to be turned into digital codes and to be input into the SCM. The SCM emits an instruction and passes through the digital control circuit to control the open or the close of electric appliances of the other party. In addition, a keyboard circuit of the telephone set is mutually connected with an interface of the SCM; the utility model has the advantage that the intelligent telephone set can control a plurality of setting prohibited dialing numbers to be dialed out in a password mode, and can also realize remote control and call transfer.

Description

A kind of intelligent telephone set

The utility model belongs to a kind of telephone set, especially refers to a kind of the other side instruction of receiving, and the telephone set of the square electrical appliance work of control thus.

Known telephone set, especially dtelegraphone comprise circuit such as hook switch, electronics hook switch, polar switching, ring, ring detection, conversation, dialing, recording playback sound.It can detect bell signal, and make the electronics hook switch connect phone, speaking circuit and recording and playing circuit are promptly started working, the purpose that realization is exchanged with the other side by recording and playing circuit, its weak point is: it can not pick out the different instruction that the other side sends, and make respective reaction according to this instruction, control square electrical appliance, as the work of electrical equipment such as the square air-conditioning of control, electric cooker.

The purpose of this utility model provides a kind of energy by the phone public network, receives the instruction of being sent by the other side's phone and the telephone set of the square electrical appliance work of remote control thus online.

The purpose of this utility model reaches like this: it also is provided with the circuit that collects the digits, microcomputer is a single-chip microcomputer, digital control circuit; The circuit that wherein collects the digits is for becoming the double-tone frequency number tone signal of input the integrated circuit of binary number coded signal output, its input is connected on the input of speaking circuit of phone, the double-tone of accepting transmission instructs frequently, its output is connected on one group of I/O interface of single-chip microcomputer, and accordingly the input of digital control circuit is linked to each other with the above-mentioned corresponding I/O interface of single-chip microcomputer by a two-way analog switching circuit; Single-chip microcomputer also has two I/O interfaces to link to each other with the output of the ringing signal test circuit of telephone set and the input of electronics hook switch respectively; After telephone set is received ring back tone, its ring back tone testing circuit output corresponding signal, single-chip microcomputer make square circuit nobody connect answer judge after, Single-chip Controlling electronics hook switch is connected, telephone set enters talking state, can connect at the other side's phone and send double-tone on the key and instruct frequently this moment, this instruction reaches square phone, circuit receives by collecting the digits, and by the circuit that collects the digits it is become binary numeral and import in the single-chip microcomputer, after single-chip microcomputer is differentiated, send instruction to the bidirectional analog switch earlier, with in the corresponding digital input digit control circuit, control electrical appliance power supply opens or closes thus; Be that it can import instruction in the single-chip microcomputer into earlier, transmit data by the bidirectional analog switch to digital circuit by single-chip microcomputer after the on-hook, also can control the bidirectional analog switch more immediately, make digital circuit accept data by former the judgements earlier of single-chip microcomputer to instruction.

The purpose of this utility model can also so further reach, and the circuit that collects the digits is MT8870 or KS3170, and single-chip microcomputer is PIC16C57, and their periphery all is connected to electronic components such as corresponding resistance, electric capacity, crystal oscillator; Digital control circuit is by CD4066 bidirectional analog switch CD4028 decoder, the CD4043RS trigger is formed, and the Enable Pin of MT8870 links to each other with PIC16C57 one interface, the output of MT8870 (tetrad sign indicating number) is connected with the digital input of the tetrad of binary-coded decimal decoder CD4028 with four I/O mouths by bidirectional analog switch CD4066 with four I/O mouths of PIC16C57 respectively, and the input of MT8870 (or using KS3170) in series is connected on the input of speaking circuit by electric capacity, resistance; The bidirectional analog switch correspondence of the input of decoder by one group four I/O mouth is connected on double-tone frequently on four I/O mouths of the output of decoder MT8870 and single-chip microcomputer, usually the tetrad binary-coded decimal output of MT8870 (or KS3170) is high-impedance state, after input has touch-tone signal to be received by MT8870, control input delay end CID by this chip sends a high level to the Enable Pin of this chip and an interface of single-chip microcomputer earlier, make it perform the preparation of data acquisition, at this moment, the output of the tetrad sign indicating number of MT8870 (or KS3170) is become according to double-tone by high resistant and to instruct the output of decoded binary-coded decimal data frequently; Single-chip microcomputer is received instruction after after the storage differentiation, send control command to the bidirectional analog switch, the I/O mouth that is CD4066 is under the control of single-chip microcomputer, also become conducting state by high-impedance state, CD4028 with single-chip microcomputer transfer into the decoded binary-coded decimal of MT8870 be translated into decimal code again, like this, the output of CD4028 can be respectively 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 such eight qualification control command values, these eight outputs are connected with eight R or the S end of CD4043 again respectively, and they all pass through a corresponding resistance and link to each other with earth terminal accordingly; Four outputs of trigger link to each other with the base stage of each triode respectively, by the Kai Heguan of triode control and driving electrical appliance.

This novel can also so further making and settlement: the output of a phase-locked loop circuit NE567 is connected on the I/O interface of single-chip microcomputer, and input is connected on the input of telephone set speaking circuit; Eight interface lines of the 4*4 of the keyboard circuit of matrix are linked to each other with eight interface lines of I/O of single-chip microcomputer accordingly, and single-chip microcomputer also has an I/O mouth line to link to each other with the control end of two audio sending circuit KS58015; Single-chip microcomputer can be online (promptly, by public network by another phone) or by the keyboard of this machine input password, control some dialing and send out number for prohibiting, promptly, when proposing the machine dialing, single-chip microcomputer makes the not number of sending out of signaling circuit by the control end of control signaling circuit, is not when prohibiting the number of sending out when differentiating the number of being dialled, then immediately to high level of control end output of signaling circuit, and will store after differentiating dial the number and send successively; Send out number as dial the number into prohibiting, then its dialing is for invalid, and single-chip microcomputer is then controlled the not number of sending out of signaling circuit; Registered the Three-Way Calling service in telecommunication bureau as this telephone set, it also can pass through public telephone network at other telephone set, send instruction to this phone, the circuit that collects the digits through this phone deposits required transferred directory number in the single-chip microcomputer in, when phone comes, then change required transfer telephone number automatically over to; Phase-locked loop circuit then can determine the other side's phone and be in busy tone or ringing condition, and imports in the single-chip microcomputer, whether will pass through the on-hook of electronics hook switch by the single-chip microcomputer decision.

The utility model makes it have the advantage that can utilize the phone public network to open or close by the square electrical appliance of other telephone set remote control owing to be provided with the circuit that collects the digits, single-chip microcomputer, digital control circuit.Owing to be provided with signaling circuit, utilize the single-chip processor i/o mouth directly to form the matrix keyboard scanning circuit, make it also have the advantage of the telephone set of cipher control code-locked, especially single-chip microcomputer decides the whether number of sending out of signaling circuit by the control end of control signaling circuit, and its storage and the function of differentiating back output, when using the code-locked function, owing to be the whether number of sending out of decision again after storage is differentiated earlier, so, needn't prohibit admittedly and dial and take office's level machine time, reduce making fruitless efforts of office's level stored-program control exchange.Owing to be provided with foregoing circuit, this telephone set has the advantage of online control, can realize the specific function of diverting call easily, and this has advantageously improved the environment for use of office's level switch.

The utility model is described in further detail below in conjunction with embodiment and accompanying drawing.

Fig. 1 is the utility model functional-block diagram.

Fig. 2 is the partial circuit figure of the utility model can control four road electrical appliances time.

Referring to Fig. 1, the utility model comprises form circuit such as hook switch, ringing circuit, polar switching, conversation, electronics hook switch circuit, keyboard, and also is provided with the circuit that collects the digits, signaling circuit, phase-locked loop circuit, single-chip microcomputer, digital control circuit.

When the phone control of needs by at a distance square electrical appliance, can dial square telephone number earlier, after single-chip microcomputer is received repeatedly ring by input (1), (can set four times), promptly connect phone by output (2) control electronics hook switch, make phone be in talking state, this moment, the other side's phone can be dialled the dual-tone multifrequency code instruction of setting, as * 111*10, it imports the circuit that collects the digits into by the input (3) of speaking circuit, certainly, also can import into from the positive terminal (4) of polarity switching, the circuit that collects the digits is translated into each dual-tone multifrequency sign indicating number of above-mentioned instruction in the tetrad binary-coded decimal input single-chip microcomputer earlier; With the bidirectional analog switch opens, the binary-coded decimal after translating was input to the binary-coded decimal decoding of digital control circuit after the single-chip microcomputer storage was judged, the decimal code after translating directly triggers rest-set flip-flop, and controls the switch of electrical appliance on its output.As with * * * * expression of 10 among the * 10 first via electrical appliances open, * wherein * * * * is a password; The control of electrical appliance can be controlled by modes such as triode control relays, is promptly controlled the Kai Heguan of electrical appliance by power actuator.

When needs control code-locked, can first off-hook after, import password on-hook again with the keyboard of this machine, as import * A1A2A3*#B1B2B3B4*, and the * A1A2A3* here is owner's a password, # represents prohibit to dial, B1B2B3B4 is the preceding four figures of Barred Dialing Numbers, and * represents to finish the password input; After this, have only input * A1A2A3*#B1B2B3B4Y1Y2Y3Y4Y5Y6Y7 after, the circuit that collects the digits just can send the B1B2B3B4Y1Y2Y3Y4Y5Y6Y7 number.Because single-chip microcomputer output (5) control signaling circuit Enable Pin (6), signaling circuit is in usually prohibits the state of dialling, behind input * A1A2A3*#B1B2B3B4Y1Y2Y3Y4Y5Y6Y7*, Dan Ze sends the B1B2B3B4Y1Y2Y3Y4Y5Y6Y7 number one by one in order by one group of tetrad output interface (8).If do not dial password earlier but group B1 of elder generation, then single-chip microcomputer also is to store B1 and the later number of B1 earlier, current four when being not B1B2B3B4, then single-chip microcomputer sends telephone number one by one by one group of tetrad binary-coded decimal output interface group (7), when being B1B2B3B4 as preceding four, then control the not number of sending out of dial-up circuit, that is, this dials invalid.

When the needs automatically transferring call, phone as place, owner place is YAYBYCYDYEYFYG, the phone at place, then available his place is called to this machine, and after the ring four times, Single-chip Controlling electronics hook switch is connected phone, import * A1A2A3*YAYBYCYDYEYFYG* this moment again, after this this dual-tone multifrequency instruction, receives phone as this machine by the defeated single-chip microcomputer of the circuit that collects the digits, can carry out two-stage dialing by Three-Way Calling Automatic Program ground by single-chip microcomputer, realize remote control diverting call; Phase-locked loop circuit (claiming the signal tone testing circuit again) but the line state signal that identification switch provided is busy tone or ring back tone, as be busy tone, after then several seconds, single-chip microcomputer is promptly controlled the on-hook of electronics hook switch, and this phase-locked loop circuit can be made of NE567 integrated circuit and corresponding resistance, electric capacity.

Referring to Fig. 2, PIC16C57 type single-chip microcomputer is this novel core, has been provided with the program by the usual method design in it.Concrete mode of operation can also be imported from key circuit (11), for example: establishing * 111* is owner's password, * 111*#0* is long-distance for prohibiting direct dialing, * 111*#173* dials 173 artificial long-distance call platforms for prohibiting, * 111*10 opens for control first via electrical appliance, * 111*11 closes for control first via electrical appliance, and * 111*8888888* is that diverting call is phone of 8888888 or the like to number.

When the needs remote control is opened with first via electrical equipment, only need phone is squeezed into this machine, the output (1 ') of ring back tone testing circuit is imported bell signal in the input (1) of PIC16C57, after four rings, its output (2) output high level signal is to the input (2 ') of electronics hook switch, then connect this machine, this moment is from the touch-tone signal of phone input * 111*10, it by the input of speaking circuit through electric capacity G1, resistance R 1 is input to signal among the MT8870 of the circuit that collects the digits, the control input delay pin CID (8) that makes its chip is to the Enable Pin (8) of this chip and high level of input (9) output of PIC16C57, make single-chip microcomputer perform the preparation that number is gathered, its output simultaneously (10) is high level, the control end that makes four I/O mouths of CD4066 is a high level, like this, these four I/O mouths become conducting state by high-impedance state, receive of the decoding of four binary-coded decimals of single-chip microcomputer input through CD4028 binary-coded decimal decoder, making the first set end (S) of CD4043 is high level, first output (8) V01 output stable state high level, make (BG1) conducting, photoelectrical coupler (DM1) work, controllable silicon (DM2) conducting, the electrical appliance Y1 work of switching on, hand switch when K1 wherein is in for owner, the data input pin of CD4028 is usually by R6 ground connection, it is output as low level, is high level pulse when signal is arranged.In this circuit, present embodiment can be controlled four road electrical appliances simultaneously, and CD4043 also has four rest-set flip-flops.Otherwise when input * 111*11 from phone, first reset terminal of CD4043 gets a high level, and then first via electrical appliance is for closing.

As from this machine or other telephone set when this machine input * 111*8888888*, single-chip microcomputer is stored it, when other has phone, and ring repeatedly, after four times, the electronics hook switch is connected circuit, single-chip microcomputer is interpreted as binary numeral 01000100 by I/D interface group (four binary-coded decimals) output with 8888888 ... input to the input control mouth of four binary-coded decimals of signaling circuit KS58015, meanwhile, single-chip microcomputer also to Enable Pin (6) the output control signal of signaling circuit KS58015, can work signaling circuit.So just square phone is shifted 8888888 places.As the other side's busy tone, then this busy tone by C2 and phase-locked loop NE567 type integrated circuit, in the input single-chip microcomputer, is closed i.e. on-hook by the positive pole (4) of polar switching phone by Single-chip Controlling electronics hook switch.

When be provided with prohibit dial 173 manually long-distance after, in the time of need transferring from others the section chief way, then dial when beginning for * 111*#173*, control (6) Enable Pin of KS58015 by the output (5) of single-chip microcomputer, make the KS58015 signaling circuit wouldn't the number of sending out, after this number dialled, control signaling circuit automatically and transfer to 173 by single-chip microcomputer, in like manner, when first number dialled 1, single-chip microcomputer was also controlled the not number of sending out of dial-up circuit, when dialed number be 173 the time, this time dialing is for invalid, but when dial number be other number the time, as 119, then single-chip microcomputer is controlled signaling circuit automatically and is sent 119.

Claims

1, a kind of telephone set includes electronics hook switch circuit, speaking circuit, dial-up circuit, key circuit, ringing circuit, polarity switching, it is characterized in that: it also is provided with collect the digits circuit, single-chip microcomputer, a digital control circuit; The circuit that wherein collects the digits is the integrated circuit that the double-tone frequency number of input can be decoded as binary code output; Its input (3 ') is connected on the input (3) of the speaking circuit of phone, its output (13) be connected on single-chip microcomputer one group of I/O mouth line (13 ') and by the bidirectional analog switch insert digital control circuit input (on 13 "), single-chip microcomputer also has two I/O interfaces to link to each other with the output (1 ') of the ringing signal test circuit of telephone set and the input (2 ') of electronics hook switch respectively; During work, the transmission course of its signal of telecommunication is: the bell signal by the other side's phone is dialled in, and import in the single-chip microcomputer by the ring back tone testing circuit, and connect by Single-chip Controlling electronics hook switch, promptly this machine is in talking state; After this double-tone dialled in of the other side instructs frequently, is reached by the input (3) of speaking circuit and receives in the circuit, and become digital signal and import in the single-chip microcomputer, makes differentiation by single-chip microcomputer, receives control code by digital control circuit again, controls corresponding electrical appliance and opens or closes.

2, telephone set according to claim 1 is characterized in that: the circuit that collects the digits is by MT8870 or KS3170, and single-chip microcomputer is made up of PIC16C57 and corresponding peripheral resistance, electric capacity, crystal oscillator electronic component circuit; Digital control circuit is by CD4066 bidirectional analog switch, the CD4028 decoder, CD4043R melts a device and forms, and the Enable Pin of the circuit that collects the digits (8) links to each other with the interface (9) of PIC16C57, its output (13) respectively with the I/O interface (13 ') of PIC16C57 with link to each other with the input of CD4028 in the digital control circuit by the bidirectional analog switch; The input of circuit of collecting the digits in series is connected on the input (3) of speaking circuit by capacitor C 1 and resistance R 1; Its switch command is transmission like this: after the circuit that collects the digits received switch command, the output of single-chip microcomputer (10) made bidirectional analog switch CD4066 conducting, according to the data that the circuit that collects the digits is sent here, further controlled opening or closing of electrical appliance by the CD4043RS trigger.

3, telephone set according to claim 2 is characterized in that: its signaling circuit is KS58015, and the output (14) of a phase-locked loop circuit NE567 is connected on the I/O interface (14 ') of single-chip microcomputer, and its input is connected on the input (3) of speaking circuit; Eight interface lines of the keyboard circuit of matrix are linked to each other with eight interface lines of single-chip processor i/o accordingly, and single-chip microcomputer also has an I/O interface (5) to link to each other with signaling circuit control end (6); Its control signal is transmission like this: the keyboard circuit or the circuit that collects the digits all can be inputed password in single-chip microcomputer; The keyboard circuit dialing inputs to single-chip microcomputer earlier, judges and storage by single-chip microcomputer, and in running order by output (5) control signaling circuit, send the telephone number that sends by single-chip microcomputer output (7 '); Promptly by the instruction of single-chip processor i/o group mouth (7) output telephone number, send the telephone number of input to signaling circuit, or output is by the telephone number of being stored by single-chip microcomputer of the circuit input that collects the digits.