CN103248740A

CN103248740A - Device capable of controlling telephone number dialing automatically and dialing method thereof

Info

Publication number: CN103248740A
Application number: CN2013101653458A
Authority: CN
Inventors: 张开生; 权思敏; 郭国法
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2013-05-08
Filing date: 2013-05-08
Publication date: 2013-08-14
Anticipated expiration: 2033-05-08
Also published as: CN103248740B

Abstract

The invention provides a device capable of controlling telephone number dialing automatically. The device comprises a keyboard, the keyboard is connected with a microprocessor, an EEPROM storage chip is connected with a microprocessor, the microprocessor is connected with the CD4051a and the CD4051b through level controlling respectively, the microprocessor is connected with the CD4051a and the CD4051b through a triode, and the CD4051a and the CD4051b are connected with a voice alarm device. The method comprises the following steps: firstly, system initialization, judging whether any key is pressed or not, if yes, the telephone number can be written into the EEPROM storage chip through the microprocessor, or conducting the second step; secondly, judging whether the trigger signal is received or not, if not, return to the first step, or the microprocessor can read out the telephone number stored in the EEPROM storage chip, and output relevant high low-level to control the triode, the CD4051a and the CD4051b in sequence; thirdly, the CD4051a and the CD4051b judge different lines and rows of output channel according to the relevant high low-level input by the input end; and fourthly, the microprocessor dials the telephone number according to the break-over and cut-off characters of the triode to conduct voice alarm. The device provided by the invention has the advantages of humanization and intelligence.

Description

A kind of control telephone automatic dialing unit and Dialing Method thereof

Technical field

The invention belongs to control telephone automatic dialing technical field, be specifically related to a kind of device and Dialing Method thereof of controlling telephone automatic dialing.

Background technology

The device of control telephone automatic dialing for the people that in emergency circumstances need to call provide great help, and can be changed telephone number as a kind of auxiliary dial device as required voluntarily.At present, the device of a lot of Single-chip Controlling telephone automatic dialings is arranged on the market, but the circuit complexity, the comparison difficulty that combines, poor stability, apparatus of the present invention design is more simple, is convenient to operation.

Summary of the invention

In order to overcome the shortcoming of prior art, the object of the present invention is to provide a kind of device and its implementation of controlling telephone automatic dialing, effectively help in emergency circumstances needs the people that in time call, and can change telephone number as required voluntarily, its principle and using method are simple, have hommization, intelligentized characteristics.

In order to achieve the above object, the technical solution used in the present invention is:

A kind of device of automatic control dialing, include Keysheet module, the EEPROM storage chip, microprocessor, triode, CD4051 a, CD4051 b, the audio alert module, keyboard links to each other with the P0.0～P0.7 end of microprocessor, the EEPROM storage chip links to each other with the P3.0～P3.3 end of microprocessor, the P1.0 of microprocessor～P1.2 end, P1.3～P1.5 end by level control respectively with CD4051a, CD4051b links to each other, the P1.6 of microprocessor end by triode respectively with CD4051a, the ABC input of CD4051b links to each other, and the X1 of CD4051a～X7 end is capable by button respectively with CD4051b X1～X7 end, the row control line links to each other with phonetic alarm device;

Described keyboard is used for the user and changes telephone number;

Described EEPROM storage chip is used for storing phone number;

Described microprocessor is used for writing telephone number to the EEPROM storage chip, when receiving triggering signal, reads the telephone number of EEPROM memory chip stores, and exports corresponding high-low level, control CD4051a, CD4051b, and then control triode;

Described microprocessor is controlled dialing by the control triode by, conducting;

Described CD4051a is used for importing corresponding high-low level according to input, differentiates a certain line output passage of gating;

Described CD4051b is used for importing corresponding high-low level according to input, differentiates a certain row output channel of gating;

Described phonetic alarm device is used for dialing automatically, carries out audio alert.

A kind of Dialing Method based on automatic control dialing comprises the steps:

Step 1, system initialization has judged whether that by key scan button presses, if having, then writes telephone number by microprocessor to the EEPROM storage chip; Otherwise, directly carry out step 2;

Whether step 2 receives triggering signal by microprocessor judges, if do not have, then returns step 1; Otherwise microprocessor is read the telephone number of EEPROM memory chip stores, and order is exported corresponding high-low level control triode, CD4051a and CD4051b;

Step 3, CD4051a, CD4051b import corresponding high-low level according to input, differentiate and choose different row, column output channels;

Step 4, microprocessor are according to conducting, the cut-off characteristics of triode, and order Outgoing Call number carries out audio alert.

Described microprocessor output high-low level control CD4051a, CD4051b and triode, specifically implement according to following steps:

Step a: microprocessor is exported corresponding level, CD4051a, CD4051b input incoming level signal, the corresponding row, column output channel of gating;

Step b: triode B utmost point input low level, the triode conducting, the ranks control line control respective keys that CD4051a, CD4051b choose is pressed, and delays time 1 second;

Step c: triode utmost point input high level, triode ends, and judges whether telephone number reads to finish, and does not finish if read, and then returns step a; Otherwise audio alert is carried out in dialing automatically.

Compared with prior art, the invention has the beneficial effects as follows: people at some in emergency circumstances need call emergency in the life, such as breaking out of fire at one's side, patient has the disease emergency case, and the control telephone automatic dialing unit can provide great help for people under this type of situation.Described control telephone automatic dialing unit, but described microprocessor is imported alarm call in advance by supervisory keyboard when needed and is deposited the EEPROM storage chip in, device is read the telephone number of EEPROM memory chip stores when receiving triggering signal, report to the police automatically; Alarm procedure controls CD4051a, CD4051b automatically by the corresponding high-low level of this device output and triode is finished; CD4051a, CD4051b be gating row, column output line respectively, control button ranks control line, with the conducting of I/O line traffic control triode with end, according to dialling automatically by, on state characteristic control of triode, carry out telephone phonic alarm.From said process as can be seen, in case of emergency, device of the present invention can in time dial automatically, audio alert; If telephone number needs change, then can change voluntarily by the keyboard input in advance, and in other cases, can not bother people's normal life, so this device also has hommization, intelligentized characteristics.

Description of drawings

Fig. 1 is the structural diagrams intention of apparatus of the present invention.

Fig. 2 is the flow chart of the inventive method.

Embodiment

Below in conjunction with accompanying drawing the present invention is described in further details.

Referring to Fig. 1,2, a kind of device of automatic control dialing, include Keysheet module 1, EEPROM storage chip 2, microprocessor 3, triode 4, CD4051 module a, CD4051 module b, audio alert module 5, keyboard 1 links to each other with the P0.0～P0.7 end of microprocessor 3, EEPROM storage chip 2 links to each other with the P3.0～P3.3 end of microprocessor 3, the P1.0 of microprocessor 3～P1.2 end, P1.3～P1.5 end by level control respectively with CD4051a, CD4051b links to each other, the P1.6 of microprocessor 3 end by triode 4 respectively with CD4051a, the ABC input of CD4051b links to each other, and the X1 of CD4051a～X7 end is capable by button respectively with CD4051b X1～X7 end, the row control line links to each other with phonetic alarm device 5;

Described keyboard 1 is used for the user and changes telephone number;

Described EEPROM storage chip 2 is used for storing phone number;

Microprocessor 3 is used for writing telephone number to EEPROM storage chip 2, when receiving triggering signal, reads the telephone number of EEPROM memory chip stores, and exports corresponding high-low level, control CD4051a, CD4051b, and then control triode 4;

Described microprocessor 3 is controlled dialing by control triode 4 by, conducting;

Described phonetic alarm device 5 is used for dialing automatically, carries out audio alert.

As shown in Figure 2, a kind of Dialing Method based on automatic control dialing comprises the steps:

Step 1: system initialization, judged whether that by key scan button presses, if having, then write telephone number by microprocessor module 3 to EEPROM module 2; Otherwise, directly carry out step 2;

Step 2: judge whether to receive triggering signal by microprocessor 3, if do not have, then return step 1; Otherwise microprocessor module 3 is read the telephone number of EEPROM module 2 storages, and exports corresponding high-low level control CD4051a, CD4051b in proper order, and then control triode 4;

Step 3: CD4051a, CD4051b import corresponding high-low level according to input, differentiate and choose different row, column output channels;

Step 4: according to conducting, the cut-off characteristics of triode 4, order Outgoing Call number carries out audio alert.

In the described Dialing Method, microprocessor module 3 output high-low level control CD4051 and triodes, specifically implement according to following steps:

Step a: the corresponding level of microprocessor module 3 outputs, the channel selecting signal of control CD4051 a, CD4051 b input, the corresponding row, column output channel of gating;

Step b: microprocessor module 3 control triode 4B utmost point input low levels, triode 4 conductings are controlled CD4051a, CD4051 b simultaneously and are chosen ranks control line control respective keys to press, and delay time 1 second;

Step c: microprocessor module 3 control triode 4B utmost point input high levels, triode 4 ends, and a telephone number input finishes, and judges at last whether telephone number reads to dial to finish, if reading to dial does not finish, then returns step a; Otherwise audio alert is carried out in dialing automatically.

Concrete scheme by above-described embodiment can recognize that people at some in emergency circumstances need call emergency in the life, such as breaking out of fire at one's side, patient has disease emergency case etc., and device of the present invention can in time be controlled telephone automatic dialing, carries out audio alert; If telephone number needs change, then can change voluntarily by the keyboard input in advance, and in other cases, can not bother people's normal life, so this device also has hommization, intelligentized characteristics.

It should be noted that at last: above-described embodiment is only in order to technical scheme of the present invention to be described, and is non-to its restriction.Although with reference to above-described embodiment the present invention is had been described in detail; the technical staff of the industry should recognize: it can be made amendment to the technical scheme of above-described embodiment; or part technical characterictic wherein replaced; but these modifications or replacement do not make the essence of technical method break away from thought of the present invention and protection range.

Claims

1. device of controlling telephone automatic dialing, comprise Keysheet module (1), EEPROM module (2), microprocessor module (3), triode (4), CD4051a, CD4051b, audio alert module (5), it is characterized in that, keyboard 1 links to each other with the P0.0～P0.7 end of microprocessor 3, EEPROM storage chip (2) links to each other with the P3.0～P3.3 end of microprocessor (3), the P1.0 of microprocessor (3)～P1.2 end, P1.3～P1.5 end by level control respectively with CD4051a, CD4051b links to each other, the P1.6 of microprocessor (3) end by triode (4) respectively with CD4051a, the ABC input of CD4051b links to each other, and the X1 of CD4051a～X7 end is capable by button respectively with CD4051b X1～X7 end, the row control line links to each other with phonetic alarm device (5);

Described keyboard (1) is used for the user and changes telephone number;

Described EEPROM storage chip (2) is used for storing phone number;

Described microprocessor (3) is used for writing telephone number to EEPROM storage chip (2), when receiving triggering signal, read the telephone number of EEPROM memory chip stores, and export corresponding high-low level, control CD4051a, CD4051b, and then control triode (4);

Described microprocessor (3) is controlled dialing by control triode (4) by, conducting;

Described phonetic alarm device (5) is used for dialing automatically, carries out audio alert.

2. the Dialing Method based on automatic control dialing is characterized in that, comprises the steps:

Step 1, system initialization has judged whether that by key scan button presses, if having, then writes telephone number by microprocessor (3) to EEPROM storage chip (2); Otherwise, directly carry out step 2;

Step 2 judges whether to receive triggering signal by microprocessor (3), if do not have, then returns step 1; Otherwise microprocessor (3) is read the telephone number of EEPROM storage chip (2) storage, and order is exported corresponding high-low level control triode (4), CD4051a and CD4051b;

Step 4, microprocessor (3) are according to conducting, the cut-off characteristics of triode (4), and order Outgoing Call number carries out audio alert.

3. a kind of Dialing Method based on automatic control dialing according to claim 2 is characterized in that, described microprocessor (3) output high-low level control CD4051a, CD4051b and triode are specifically implemented according to following steps:

Step a: microprocessor (3) is exported corresponding level, CD4051a, CD4051b input incoming level signal, the corresponding row, column output channel of gating;

Step c: triode (4) utmost point input high level, triode ends, and judges whether telephone number reads to finish, and does not finish if read, and then returns step a; Otherwise audio alert is carried out in dialing automatically.