CN103679937A - ATM automatic reminding system with anti-card-retaining function - Google Patents
ATM automatic reminding system with anti-card-retaining function Download PDFInfo
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- CN103679937A CN103679937A CN201310693990.7A CN201310693990A CN103679937A CN 103679937 A CN103679937 A CN 103679937A CN 201310693990 A CN201310693990 A CN 201310693990A CN 103679937 A CN103679937 A CN 103679937A
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Abstract
The invention discloses an ATM automatic reminding system with an anti-card-retaining function. The ATM automatic reminding system comprises an ATM machine and a door control system. A signal transmitter is arranged on the ATM machine in a signal connection mode. A signal receiver is arranged on the door control system in a signal connection mode. The signal transmitter and the signal receiver are connected through a wireless communication signal. The signal transmitter comprises a power supply module, an I/O isolation module, an MCU and a Bluetooth module. An ATM machine signal output interface, the I/O isolation module, the MCU and the Bluetooth module are connected in sequence. The I/O isolation module, the MCU and the Bluetooth module are connected with the power supply module respectively. The signal receiver comprises a power supply module, a Bluetooth module, an MCU and an I/O isolation module, wherein the Bluetooth module, the MCU and the I/O isolation module are connected with the signal input end of the door control system in sequence, and the Bluetooth module, the MCU and the I/O isolation module are connected with the power supply module respectively. The signal receiver further comprises a voice reminding module which is connected with the MCU of the signal receiver.
Description
Technical field
The present invention relates to a kind of anti-ATM automatic reminding system that gulps down card function that possesses, belong to ATM automatic reminding system technical field.
Background technology
Along with rapid development of economy, the series of economic activities such as people more and more deposit and withdraw, transfer accounts with bank card and consumption is swiped the card, this also makes people use frequently ATM.But in real trade process, due to holder's carelessness, make them when leaving bank safety door, often forget card taking, so just probably cause ATM to gulp down card, serious may cause remaining sum stolen, and personal property is incurred loss.Current ATM both domestic and external does not also have effective measures to solve this problem.
The patent of the patent No. 201120261530.3 discloses " a kind of bank card reminding device ".Video frequency monitoring system has been installed in this invention in ATM, judges thus whether holder leaves ATM, thereby makes corresponding voice message.But the monitoring range of video monitoring is limited after all, in the process of transaction, holder may enter monitoring dead angle and cause system erroneous judgement, and video in real time monitoring makes single-chip microcomputer deal with data amount large, also higher to technical requirement, must cause like this reliability decrease of system.
The patent of the patent No. 201310254701.3 discloses " ATM automatic reminding system ".This invention completes ATM automatic reminding function jointly in conjunction with pressure transducer, active infrared detection device, speech prompting system and a built-in ATM sequence of operation.But because pressure transducer is mounted in the outside of card inserting mouth, in holder's operating process, likely can be not intended to encounter pressure transducer, will change ATM sequence of operation like this, cause system erroneous judgement.
As can be seen here, above-mentioned bank card reminding device and system, in structure and use, obviously still have inconvenience and defect, are urgently further improved.The present invention solves the problems of the technologies described above adopted technical scheme to be: how, judge whether card holder prepares to exit in the problem of cash dispenser, the present invention is by judging this simple and necessary operation that whether is pressed of the shift knob of safety door the inside, compare above-mentioned two patents and both saved cost, reduce again system complexity, improved the reliability of system; How, judge that bank card is whether in the problem in ATM, because having possessed, existing ATM system judges the whether function in ATM of bank card, the digital signal that the present invention provides ATM on this basis sends to signal receiver by sender unit, by the judgement to this digital signal, the voice cue module in signal receiver is made corresponding prompting.
Summary of the invention
Object: in order to overcome the deficiencies in the prior art, the invention provides a kind of anti-ATM automatic reminding system that gulps down card function that possesses.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of possess the anti-ATM automatic reminding system that gulps down card function, comprise: ATM and gate control system, it is characterized in that: described ATM signal is connected with sender unit, described gate control system signal is connected with signal receiver, and described sender unit is connected by wireless communication signal with signal receiver;
Described sender unit comprises power module, I/O isolation module, MCU, bluetooth module, wherein, ATM signal output port, I/O isolation module, MCU, bluetooth module connect successively, and described I/O isolation module, MCU, bluetooth module are connected with power module respectively;
Described signal receiver comprises power module, bluetooth module, MCU, I/O isolation module; Wherein bluetooth module, MCU, I/O isolation module and gate control system signal input part are connected successively, and described bluetooth module, MCU, I/O isolation module are connected with power module respectively.
Described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: described signal receiver also comprises voice cue module, described voice cue module is connected with the MCU of signal receiver.
Described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, it is characterized in that: described wireless telecommunications are bluetooth communication, the mode that described bluetooth communication connects adopts is that three-way handshake connects, described bluetooth communication by the real data sending before the artificial pseudo-data that arrange of affix data are encrypted.
As preferred version, described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: described MCU employing MSP430F5172.
As preferred version, described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: described voice cue module employing AP8910A chip.
As preferred version, described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: described bluetooth module is selected BMX-03B, employing CSR BlueCore4-Audio Flash chip, the storage space of built-in 6Mbit.
As preferred version, described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: I/O isolation module adopts light lotus root isolation method chip employing TLP521-1.
As preferred version, described a kind of anti-ATM automatic reminding system that gulps down card function that possesses, is characterized in that: the external 24V stabilized voltage supply of described power module.
Beneficial effect: a kind of anti-ATM automatic reminding system that gulps down card function that possesses provided by the invention, one of innovative point is to press when leaving safety door by user this simple and necessary operation of door open button in safety door, come trigger gate access control system to judge whether user's bank card takes out ATM, then make corresponding prompting by the voice cue module in signal receiver; Two of innovative point is that the present invention utilizes Bluetooth technology that two systems are connected cleverly, has finally realized the function that prevents that subscriber card from being gulped down because ATM system is to be developed by different producers from gate control system.In addition,, in order to improve the security of system, before using Bluetooth transmission data, first carried out " three-way handshake " and connected.The voice cue module being carried by gate control system is again made corresponding prompting; Because the present invention only needs ATM system and gate control system that a signal port is provided separately and do not need to do other any change, therefore can be applied in very soon in the nearly all ATM now having come into operation, there is very strong practicality and reliability, and it is lower to realize cost, between ATM and gate control system, by physically isolated switching signal, be connected, guaranteed electrical safety and the financial security of ATM.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is workflow diagram of the present invention;
Fig. 3 is the procedure chart of sender unit and signal receiver transmission data;
Fig. 4 is the system circuit diagram of MCU module in the present invention;
Fig. 5 is the system circuit diagram of power module in the present invention;
Fig. 6 is the system circuit diagram of I/O isolation module in the present invention;
Fig. 7 is the system circuit diagram of bluetooth module in the present invention;
Fig. 8 is the system circuit diagram of voice cue module in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of possess the anti-ATM automatic reminding system that gulps down card function, comprise: ATM and gate control system, ATM signal is connected with sender unit, gate control system signal is connected with signal receiver, and described sender unit is connected by wireless communication signal with signal receiver; Described sender unit comprises power module, I/O isolation module, MCU, bluetooth module, wherein, ATM signal output port, I/O isolation module, MCU, bluetooth module connect successively, and described I/O isolation module, MCU, bluetooth module are connected with power module respectively; Described signal receiver comprises power module, bluetooth module, MCU, I/O isolation module; Wherein bluetooth module, MCU, I/O isolation module and gate control system signal input part are connected successively, and described bluetooth module, MCU, I/O isolation module are connected with power module respectively.Signal receiver also comprises voice cue module, and described voice cue module is connected with the MCU of signal receiver.
As shown in Figure 2, when user presses door open button in safety door, this port is set to high level, otherwise keeps low level.When port 2 has just triggered signal receiver from low level becomes high level, by bluetooth and sender unit, carry out three-way handshake and be connected, the information of the port one that after success, sender unit provides ATM system sends to signal receiver, by the judgement to this information, the speech prompting system that is built in signal receiver the inside is made corresponding voice message.ATM provides signal port 1, gate control system provides signal port 2, by signal control circuit, control a switching signal of output, when ATM has detected while being stuck in ATM, signal control circuit is by Closing Switch S, otherwise switch S remains open, when user presses door open button in safety door, gate control system will be by the whether conducting of signal deteching circuit detection port and port, if conducting, the sound prompt device prompting that gate control system carries: please fetch your bank card, if disconnected, sound prompt device prompting: welcome presence next time.
As shown in Figure 3, for three-way handshake connects the process connecting that is similar to Transmission Control Protocol, first by signal receiver, send a request and connect message, it is 0x01,0x02,0x03 that message content is made as three bytes, when sender unit receives after the message of this part three bytes, the message that returns to a three bytes is 0x0a, 0x0b, 0x0c, when signal receiver correctly receives after this part of message, returns to a confirmation message, content is exactly 0x0a, 0x0b, 0x0c, is successfully established to this connection.Then sender unit sends to signal receiver by the information on port one, if this port is low level, is not namely stuck in ATM, and the data that send are so 0xaa, if this port is high level, the data that send are so 0xbb.Accuracy in order to ensure security and transmission, when sending data, before True Data, add that a length is the pseudo-data of 10 bytes, after signal receiver is receiving this piece of data, first judge whether the pseudo-data of front 10 bytes correctly receive, if correct, take out so the data of the 11st byte, if this byte is 0xaa, voice cue module is not made any prompting, program initialization, if this byte is 0xbb, voice message: the bank card that please fetch you.
Aspect hardware realizes, circuit system is as shown in Fig. 4 to Fig. 8, and the present invention selects MSP430F5172 that Texas Instruments produces as system MCU.The external 24V stabilized voltage supply of power module, by 7812,7805 and HT7333 chip produce respectively the voltage of 12V, 5V and 3.3V.Bluetooth module is selected BMX-03B, employing be CSR BlueCore4-Audio Flash chip, the feature such as the software memory space of built-in 6Mbit, has size little, easy to use.What voice cue module adopted is AP8910A chip, and additional power amplifier TDA2822M realizes sound prompt function jointly.Signal isolation module adopts light lotus root isolation method, the TLP521-1 that chip is used Toshiba to produce.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. one kind possesses the anti-ATM automatic reminding system that gulps down card function, comprise: ATM and gate control system, it is characterized in that: described ATM signal is connected with sender unit, described gate control system signal is connected with signal receiver, and described sender unit is connected by wireless communication signal with signal receiver;
Described sender unit comprises power module, I/O isolation module, MCU, bluetooth module, wherein, ATM signal output port, I/O isolation module, MCU, bluetooth module connect successively, and described I/O isolation module, MCU, bluetooth module are connected with power module respectively;
Described signal receiver comprises power module, bluetooth module, MCU, I/O isolation module; Wherein bluetooth module, MCU, I/O isolation module and gate control system signal input part are connected successively, and described bluetooth module, MCU, I/O isolation module are connected with power module respectively.
2. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 1, is characterized in that: described signal receiver also comprises voice cue module, and described voice cue module is connected with the MCU of signal receiver.
3. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 1, it is characterized in that: described wireless telecommunications are bluetooth communication, the mode that described bluetooth communication connects adopts is that three-way handshake connects, described bluetooth communication by the real data sending before the artificial pseudo-data that arrange of affix data are encrypted.
4. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 1, is characterized in that: described MCU adopts MSP430F5172.
5. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 2, is characterized in that: described voice cue module adopts AP8910A chip.
6. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 1, is characterized in that: described bluetooth module is selected BMX-03B, adopts CSR BlueCore4-Audio Flash chip, the storage space of built-in 6Mbit.
7. a kind of anti-ATM automatic reminding system that gulps down card function that possesses according to claim 1, is characterized in that: I/O isolation module adopts light lotus root isolation method, and chip adopts TLP521-1.
8. according to a kind of described in claim 1 to 7 any one, possess the anti-ATM automatic reminding system that gulps down card function, it is characterized in that: the external 24V stabilized voltage supply of described power module.
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| CN201310693990.7A CN103679937A (en) | 2013-12-18 | 2013-12-18 | ATM automatic reminding system with anti-card-retaining function |
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| CN201310693990.7A CN103679937A (en) | 2013-12-18 | 2013-12-18 | ATM automatic reminding system with anti-card-retaining function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428304A (en) * | 2018-04-27 | 2018-08-21 | 北海和思科技有限公司 | A kind of bank card does not take the ATM machine monitoring system and its control method left |
| CN110246279A (en) * | 2019-05-23 | 2019-09-17 | 北京东晟先创科技发展有限公司 | Automatic teller machine with function of safety protection |
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| CN110246279A (en) * | 2019-05-23 | 2019-09-17 | 北京东晟先创科技发展有限公司 | Automatic teller machine with function of safety protection |
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Application publication date: 20140326 |